./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.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-divine/one_time_barrier_twice_2t.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 72ebf8ce6e5f5852236c16ec814a354f004bf355 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_2t.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 72ebf8ce6e5f5852236c16ec814a354f004bf355 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:39:52,027 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:52,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:52,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:52,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:52,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:52,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:52,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:52,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:52,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:52,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:52,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:52,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:52,114 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:52,116 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:52,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:52,128 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:52,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:52,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:52,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:52,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:52,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:52,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:52,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:52,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:52,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:52,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:52,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:52,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:52,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:52,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:52,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:52,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:52,197 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:52,203 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:52,204 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:52,205 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:52,206 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:52,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:52,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:52,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:52,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:39:52,256 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:52,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:52,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:52,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:52,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:52,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:52,265 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:52,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:39:52,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:52,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:52,270 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:52,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:52,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:52,271 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:52,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:52,272 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:52,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:52,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:52,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:52,276 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:52,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:52,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:52,277 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:52,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:52,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:52,278 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:39:52,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:39:52,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:52,280 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 -> 72ebf8ce6e5f5852236c16ec814a354f004bf355 [2019-11-27 16:39:52,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:52,855 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:52,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:52,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:52,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:52,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2019-11-27 16:39:53,047 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c656488/d4f6cf53a78c458eb3b2ea697672c290/FLAGe010d5e37 [2019-11-27 16:39:54,314 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:54,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2019-11-27 16:39:54,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c656488/d4f6cf53a78c458eb3b2ea697672c290/FLAGe010d5e37 [2019-11-27 16:39:54,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c656488/d4f6cf53a78c458eb3b2ea697672c290 [2019-11-27 16:39:54,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:54,411 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:54,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:54,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:54,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:54,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:54" (1/1) ... [2019-11-27 16:39:54,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:54, skipping insertion in model container [2019-11-27 16:39:54,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:54" (1/1) ... [2019-11-27 16:39:54,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:54,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:55,050 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:39:55,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:55,739 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:55,789 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:39:55,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:56,140 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:56,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56 WrapperNode [2019-11-27 16:39:56,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:56,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:56,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:56,153 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:56,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56" (1/1) ... [2019-11-27 16:39:56,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56" (1/1) ... [2019-11-27 16:39:56,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:56,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:56,322 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:56,322 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:56,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56" (1/1) ... [2019-11-27 16:39:56,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56" (1/1) ... [2019-11-27 16:39:56,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56" (1/1) ... [2019-11-27 16:39:56,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56" (1/1) ... [2019-11-27 16:39:56,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56" (1/1) ... [2019-11-27 16:39:56,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56" (1/1) ... [2019-11-27 16:39:56,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:56" (1/1) ... [2019-11-27 16:39:56,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:56,504 INFO L168 Benchmark]: Toolchain (without parser) took 2073.29 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: 765.9 kB). Peak memory consumption was 831.5 kB. Max. memory is 12.5 GB. [2019-11-27 16:39:56,505 INFO L168 Benchmark]: CDTParser took 3.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:56,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1727.72 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 16:39:56,511 INFO L168 Benchmark]: Boogie Procedure Inliner took 173.29 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 16:39:56,513 INFO L168 Benchmark]: Boogie Preprocessor took 162.28 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 16:39:56,528 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.34 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 1727.72 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 173.29 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 162.28 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 0.1.24-509859d [2019-11-27 16:40:00,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:40:00,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:40:00,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:40:00,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:40:00,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:40:00,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:40:00,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:40:00,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:40:00,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:40:00,417 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:40:00,422 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:40:00,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:40:00,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:40:00,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:40:00,436 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:40:00,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:40:00,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:40:00,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:40:00,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:40:00,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:40:00,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:40:00,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:40:00,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:40:00,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:40:00,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:40:00,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:40:00,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:40:00,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:40:00,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:40:00,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:40:00,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:40:00,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:40:00,506 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:40:00,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:40:00,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:40:00,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:40:00,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:40:00,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:40:00,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:40:00,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:40:00,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:40:00,561 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:40:00,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:40:00,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:40:00,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:40:00,569 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:40:00,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:40:00,570 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:40:00,570 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:40:00,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:40:00,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:40:00,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:40:00,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:40:00,573 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:40:00,575 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:40:00,575 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:40:00,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:40:00,578 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:40:00,578 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:40:00,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:40:00,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:40:00,579 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:40:00,579 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:40:00,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:40:00,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:40:00,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:40:00,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:40:00,584 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:40:00,584 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:40:00,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:40:00,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:40:00,586 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 -> 72ebf8ce6e5f5852236c16ec814a354f004bf355 [2019-11-27 16:40:01,153 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:40:01,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:40:01,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:40:01,196 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:40:01,196 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:40:01,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2019-11-27 16:40:01,356 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f1fc4115/bf57900b04874c78ad1a3c38d7c1714e/FLAG1dc7804b9 [2019-11-27 16:40:02,657 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:40:02,658 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/one_time_barrier_twice_2t.i [2019-11-27 16:40:02,701 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f1fc4115/bf57900b04874c78ad1a3c38d7c1714e/FLAG1dc7804b9 [2019-11-27 16:40:02,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f1fc4115/bf57900b04874c78ad1a3c38d7c1714e [2019-11-27 16:40:02,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:40:02,754 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:40:02,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:02,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:40:02,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:40:02,771 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,781 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 04:40:02, skipping insertion in model container [2019-11-27 16:40:02,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:40:02,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:40:03,357 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:04,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:04,097 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:40:04,142 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:04,293 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:04,497 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:40:04,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04 WrapperNode [2019-11-27 16:40:04,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:04,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:04,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:40:04,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:40:04,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04" (1/1) ... [2019-11-27 16:40:04,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04" (1/1) ... [2019-11-27 16:40:04,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:04,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:40:04,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:40:04,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:40:04,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04" (1/1) ... [2019-11-27 16:40:04,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04" (1/1) ... [2019-11-27 16:40:04,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04" (1/1) ... [2019-11-27 16:40:04,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04" (1/1) ... [2019-11-27 16:40:04,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04" (1/1) ... [2019-11-27 16:40:04,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04" (1/1) ... [2019-11-27 16:40:04,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:04" (1/1) ... [2019-11-27 16:40:04,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:40:04,873 INFO L168 Benchmark]: Toolchain (without parser) took 2114.10 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:04,875 INFO L168 Benchmark]: CDTParser took 0.50 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 16:40:04,886 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1741.82 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 966.6 MB in the end (delta: 824.6 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:04,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.81 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 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 16:40:04,891 INFO L168 Benchmark]: Boogie Preprocessor took 178.71 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 16:40:04,900 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1741.82 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 966.6 MB in the end (delta: 824.6 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.81 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 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 178.71 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...