./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/one_time_barrier_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_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 96a14915b0d5d405872dcce9408142e2175f6afb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_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 96a14915b0d5d405872dcce9408142e2175f6afb ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:39:49,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:49,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:49,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:49,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:49,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:49,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:49,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:49,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:49,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:49,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:49,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:49,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:49,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:49,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:49,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:49,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:49,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:49,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:49,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:49,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:49,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:49,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:49,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:49,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:49,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:49,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:49,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:49,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:49,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:49,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:49,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:49,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:49,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:49,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:49,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:49,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:49,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:49,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:49,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:49,557 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:49,559 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:39:49,597 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:49,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:49,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:49,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:49,604 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:49,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:49,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:49,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:39:49,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:49,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:49,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:49,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:49,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:49,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:49,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:49,614 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:49,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:49,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:49,615 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:49,615 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:49,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:49,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:49,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:49,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:49,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:49,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:39:49,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:39:49,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:49,620 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 -> 96a14915b0d5d405872dcce9408142e2175f6afb [2019-11-27 16:39:50,163 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:50,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:50,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:50,210 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:50,212 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:50,216 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i [2019-11-27 16:39:50,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b02594dae/2a82cb2ee35f44ba8b5968be88c6041b/FLAG5e9528ce7 [2019-11-27 16:39:51,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:51,687 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i [2019-11-27 16:39:51,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b02594dae/2a82cb2ee35f44ba8b5968be88c6041b/FLAG5e9528ce7 [2019-11-27 16:39:51,768 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b02594dae/2a82cb2ee35f44ba8b5968be88c6041b [2019-11-27 16:39:51,775 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:51,782 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:51,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:51,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:51,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:51,801 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:51" (1/1) ... [2019-11-27 16:39:51,808 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:51, skipping insertion in model container [2019-11-27 16:39:51,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:51" (1/1) ... [2019-11-27 16:39:51,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:51,943 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:52,447 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:39:53,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:53,184 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:53,230 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:39:53,391 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:53,589 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:53,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53 WrapperNode [2019-11-27 16:39:53,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:53,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:53,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:53,602 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:53,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53" (1/1) ... [2019-11-27 16:39:53,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53" (1/1) ... [2019-11-27 16:39:53,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:53,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:39:53,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:39:53,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:39:53,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53" (1/1) ... [2019-11-27 16:39:53,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53" (1/1) ... [2019-11-27 16:39:53,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53" (1/1) ... [2019-11-27 16:39:53,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53" (1/1) ... [2019-11-27 16:39:53,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53" (1/1) ... [2019-11-27 16:39:53,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53" (1/1) ... [2019-11-27 16:39:53,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:53" (1/1) ... [2019-11-27 16:39:53,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:39:53,987 INFO L168 Benchmark]: Toolchain (without parser) took 2197.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 960.9 MB in the end (delta: -669.2 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:53,998 INFO L168 Benchmark]: CDTParser took 0.45 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 16:39:54,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1812.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:54,006 INFO L168 Benchmark]: Boogie Procedure Inliner took 203.98 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 16:39:54,011 INFO L168 Benchmark]: Boogie Preprocessor took 171.62 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 16:39:54,023 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1812.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 966.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 203.98 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 171.62 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 16:39:58,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:58,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:58,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:58,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:58,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:58,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:58,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:58,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:58,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:58,091 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:58,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:58,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:58,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:58,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:58,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:58,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:58,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:58,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:58,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:58,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:58,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:58,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:58,156 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:58,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:58,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:58,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:58,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:58,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:58,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:58,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:58,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:58,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:58,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:58,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:58,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:58,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:58,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:58,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:58,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:58,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:58,200 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:39:58,242 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:58,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:58,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:58,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:58,251 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:58,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:58,252 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:58,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:58,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:58,255 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:58,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:58,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:58,258 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:39:58,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:39:58,259 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:58,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:58,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:58,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:58,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:58,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:58,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:58,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:58,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:58,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:58,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:58,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:58,269 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:39:58,269 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:39:58,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:58,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:39:58,271 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 -> 96a14915b0d5d405872dcce9408142e2175f6afb [2019-11-27 16:39:58,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:58,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:58,913 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:58,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:58,918 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:58,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i [2019-11-27 16:39:59,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a61897d9/85f292e4f95240e8a8d01bdcddf2bae2/FLAG91184164b [2019-11-27 16:40:00,387 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:40:00,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/one_time_barrier_2t.i [2019-11-27 16:40:00,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a61897d9/85f292e4f95240e8a8d01bdcddf2bae2/FLAG91184164b [2019-11-27 16:40:00,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a61897d9/85f292e4f95240e8a8d01bdcddf2bae2 [2019-11-27 16:40:00,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:40:00,481 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:40:00,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:00,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:40:00,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:40:00,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,506 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 04:40:00, skipping insertion in model container [2019-11-27 16:40:00,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:40:00,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:40:01,105 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:01,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:01,897 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:40:01,941 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:02,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:02,323 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:40:02,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02 WrapperNode [2019-11-27 16:40:02,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:02,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:02,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:40:02,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:40:02,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:02,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:40:02,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:40:02,519 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:40:02,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:02" (1/1) ... [2019-11-27 16:40:02,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:40:02,723 INFO L168 Benchmark]: Toolchain (without parser) took 2239.23 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 16:40:02,724 INFO L168 Benchmark]: CDTParser took 2.98 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 16:40:02,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1841.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.6 MB in the end (delta: 822.6 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:02,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.06 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 16:40:02,740 INFO L168 Benchmark]: Boogie Preprocessor took 199.65 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 16:40:02,749 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 1841.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.6 MB in the end (delta: 822.6 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.06 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 199.65 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...