./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.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 8fe7ba008da1f5f25fec08fc5d82875282251d23 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-divine/one_time_barrier_twice_3t.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 8fe7ba008da1f5f25fec08fc5d82875282251d23 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:18:05,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:18:05,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:18:05,925 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:18:05,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:18:05,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:18:05,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:18:05,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:18:05,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:18:05,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:18:05,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:18:05,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:18:05,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:18:05,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:18:05,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:18:05,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:18:05,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:18:05,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:18:05,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:18:06,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:18:06,016 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:18:06,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:18:06,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:18:06,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:18:06,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:18:06,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:18:06,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:18:06,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:18:06,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:18:06,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:18:06,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:18:06,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:18:06,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:18:06,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:18:06,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:18:06,061 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:18:06,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:18:06,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:18:06,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:18:06,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:18:06,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:18:06,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:18:06,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:18:06,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:18:06,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:18:06,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:18:06,123 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:18:06,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:18:06,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:18:06,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:18:06,125 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:18:06,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:18:06,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:18:06,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:18:06,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:18:06,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:18:06,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:18:06,130 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:18:06,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:18:06,130 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:18:06,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:18:06,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:18:06,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:18:06,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:18:06,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:18:06,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:18:06,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:18:06,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:18:06,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:18:06,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:18:06,139 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 -> 8fe7ba008da1f5f25fec08fc5d82875282251d23 [2019-11-27 10:18:06,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:18:06,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:18:06,764 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:18:06,767 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:18:06,772 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:18:06,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.i [2019-11-27 10:18:06,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2721b771b/a16bb8177351421f8f2ef138007fabe0/FLAG825a0f304 [2019-11-27 10:18:08,203 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:18:08,205 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.i [2019-11-27 10:18:08,248 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2721b771b/a16bb8177351421f8f2ef138007fabe0/FLAG825a0f304 [2019-11-27 10:18:08,286 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2721b771b/a16bb8177351421f8f2ef138007fabe0 [2019-11-27 10:18:08,295 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:18:08,300 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:18:08,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:18:08,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:18:08,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:18:08,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:18:08" (1/1) ... [2019-11-27 10:18:08,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1affec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:08, skipping insertion in model container [2019-11-27 10:18:08,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:18:08" (1/1) ... [2019-11-27 10:18:08,343 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:18:08,456 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:18:08,889 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 10:18:09,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:18:09,683 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:18:09,714 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 10:18:09,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:18:10,019 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:18:10,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10 WrapperNode [2019-11-27 10:18:10,021 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:18:10,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:18:10,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:18:10,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:18:10,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10" (1/1) ... [2019-11-27 10:18:10,113 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10" (1/1) ... [2019-11-27 10:18:10,209 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:18:10,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:18:10,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:18:10,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:18:10,226 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10" (1/1) ... [2019-11-27 10:18:10,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10" (1/1) ... [2019-11-27 10:18:10,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10" (1/1) ... [2019-11-27 10:18:10,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10" (1/1) ... [2019-11-27 10:18:10,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10" (1/1) ... [2019-11-27 10:18:10,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10" (1/1) ... [2019-11-27 10:18:10,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:10" (1/1) ... [2019-11-27 10:18:10,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:18:10,397 INFO L168 Benchmark]: Toolchain (without parser) took 2086.80 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 960.9 MB in the end (delta: 765.4 kB). Peak memory consumption was 830.9 kB. Max. memory is 12.5 GB. [2019-11-27 10:18:10,406 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:18:10,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1721.98 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:10,409 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.91 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 10:18:10,415 INFO L168 Benchmark]: Boogie Preprocessor took 174.24 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:10,428 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1721.98 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 966.7 MB in the end (delta: -5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.91 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. * Boogie Preprocessor took 174.24 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 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-da95e15 [2019-11-27 10:18:14,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:18:14,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:18:14,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:18:14,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:18:14,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:18:14,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:18:14,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:18:14,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:18:14,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:18:14,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:18:14,385 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:18:14,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:18:14,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:18:14,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:18:14,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:18:14,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:18:14,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:18:14,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:18:14,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:18:14,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:18:14,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:18:14,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:18:14,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:18:14,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:18:14,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:18:14,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:18:14,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:18:14,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:18:14,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:18:14,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:18:14,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:18:14,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:18:14,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:18:14,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:18:14,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:18:14,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:18:14,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:18:14,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:18:14,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:18:14,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:18:14,483 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:18:14,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:18:14,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:18:14,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:18:14,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:18:14,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:18:14,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:18:14,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:18:14,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:18:14,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:18:14,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:18:14,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:18:14,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:18:14,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:18:14,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:18:14,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:18:14,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:18:14,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:18:14,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:18:14,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:18:14,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:18:14,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:18:14,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:18:14,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:18:14,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:18:14,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:18:14,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:18:14,548 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:18:14,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:18:14,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:18:14,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:18:14,552 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 -> 8fe7ba008da1f5f25fec08fc5d82875282251d23 [2019-11-27 10:18:15,189 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:18:15,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:18:15,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:18:15,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:18:15,235 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:18:15,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.i [2019-11-27 10:18:15,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66f767f7f/dba2009b98c1448e9d28855159a5e28a/FLAG208452993 [2019-11-27 10:18:16,727 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:18:16,731 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_3t.i [2019-11-27 10:18:16,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66f767f7f/dba2009b98c1448e9d28855159a5e28a/FLAG208452993 [2019-11-27 10:18:16,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66f767f7f/dba2009b98c1448e9d28855159a5e28a [2019-11-27 10:18:16,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:18:16,807 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:18:16,823 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:18:16,824 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:18:16,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:18:16,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:16, skipping insertion in model container [2019-11-27 10:18:16,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:18:16" (1/1) ... [2019-11-27 10:18:16,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:18:16,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:18:17,425 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 10:18:18,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:18:18,117 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:18:18,153 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 10:18:18,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:18:18,526 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:18:18,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18 WrapperNode [2019-11-27 10:18:18,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:18:18,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:18:18,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:18:18,531 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:18:18,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18" (1/1) ... [2019-11-27 10:18:18,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18" (1/1) ... [2019-11-27 10:18:18,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:18:18,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:18:18,743 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:18:18,743 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:18:18,766 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18" (1/1) ... [2019-11-27 10:18:18,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18" (1/1) ... [2019-11-27 10:18:18,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18" (1/1) ... [2019-11-27 10:18:18,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18" (1/1) ... [2019-11-27 10:18:18,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18" (1/1) ... [2019-11-27 10:18:18,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18" (1/1) ... [2019-11-27 10:18:18,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:18:18" (1/1) ... [2019-11-27 10:18:18,939 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:18:18,957 INFO L168 Benchmark]: Toolchain (without parser) took 2142.46 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 960.9 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:18,962 INFO L168 Benchmark]: CDTParser took 0.40 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 10:18:18,964 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1706.96 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 966.7 MB in the end (delta: 752.0 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:18,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 209.89 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:18:18,968 INFO L168 Benchmark]: Boogie Preprocessor took 205.97 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:18:18,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1706.96 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 966.7 MB in the end (delta: 752.0 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 209.89 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.97 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...