./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/weaver/popl20/send-receive-alt.wvr.bpl --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8c2bbc92 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20/send-receive-alt.wvr.bpl -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 293f5facf5d822c473b4c33a34dbb4d7060c06ad ....................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/weaver/popl20/send-receive-alt.wvr.bpl -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 293f5facf5d822c473b4c33a34dbb4d7060c06ad ......................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Your input file is a Boogie program. This plugin takes as input a C program. --- Real Ultimate output --- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-03 12:19:34,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-03 12:19:34,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-03 12:19:34,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-03 12:19:34,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-03 12:19:34,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-03 12:19:34,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-03 12:19:34,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-03 12:19:34,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-03 12:19:34,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-03 12:19:34,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-03 12:19:34,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-03 12:19:34,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-03 12:19:34,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-03 12:19:34,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-03 12:19:34,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-03 12:19:34,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-03 12:19:34,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-03 12:19:34,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-03 12:19:34,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-03 12:19:34,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-03 12:19:34,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-03 12:19:34,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-03 12:19:34,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-03 12:19:34,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-03 12:19:34,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-03 12:19:34,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-03 12:19:34,733 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-03 12:19:34,734 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-03 12:19:34,735 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-03 12:19:34,736 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-03 12:19:34,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-03 12:19:34,747 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-03 12:19:34,748 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-03 12:19:34,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-03 12:19:34,750 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-03 12:19:34,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-03 12:19:34,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-03 12:19:34,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-03 12:19:34,754 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-03 12:19:34,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-03 12:19:34,756 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-03 12:19:34,784 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-03 12:19:34,785 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-03 12:19:34,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-03 12:19:34,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-03 12:19:34,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-03 12:19:34,788 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-03 12:19:34,788 INFO L138 SettingsManager]: * Use SBE=true [2021-10-03 12:19:34,789 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-03 12:19:34,789 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-03 12:19:34,789 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-03 12:19:34,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-03 12:19:34,790 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-03 12:19:34,790 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-03 12:19:34,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-03 12:19:34,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-03 12:19:34,791 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-03 12:19:34,791 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-03 12:19:34,792 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-03 12:19:34,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-03 12:19:34,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-03 12:19:34,792 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-03 12:19:34,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-03 12:19:34,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-03 12:19:34,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-03 12:19:34,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-03 12:19:34,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-03 12:19:34,794 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-03 12:19:34,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-03 12:19:34,794 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-03 12:19:34,795 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-03 12:19:34,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 293f5facf5d822c473b4c33a34dbb4d7060c06ad [2021-10-03 12:19:35,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-03 12:19:35,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-03 12:19:35,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-03 12:19:35,237 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-10-03 12:19:35,238 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-10-03 12:19:35,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20/send-receive-alt.wvr.bpl [2021-10-03 12:19:35,240 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20/send-receive-alt.wvr.bpl' [2021-10-03 12:19:35,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-03 12:19:35,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-03 12:19:35,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-03 12:19:35,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-03 12:19:35,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-03 12:19:35,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:19:35" (1/1) ... [2021-10-03 12:19:35,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2db346b and model type send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:19:35, skipping insertion in model container [2021-10-03 12:19:35,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:19:35" (1/1) ... [2021-10-03 12:19:35,314 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Your input file is a Boogie program. This plugin takes as input a C program. at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.process(CACSL2BoogieTranslatorObserver.java:97) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-03 12:19:35,324 INFO L168 Benchmark]: Toolchain (without parser) took 31.27 ms. Allocated memory is still 37.7 MB. Free memory was 18.2 MB in the beginning and 17.2 MB in the end (delta: 925.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-03 12:19:35,327 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.29 ms. Allocated memory is still 37.7 MB. Free memory was 19.3 MB in the beginning and 19.3 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-03 12:19:35,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 21.72 ms. Allocated memory is still 37.7 MB. Free memory was 17.9 MB in the beginning and 17.2 MB in the end (delta: 628.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-03 12:19:35,332 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.29 ms. Allocated memory is still 37.7 MB. Free memory was 19.3 MB in the beginning and 19.3 MB in the end (delta: 26.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 21.72 ms. Allocated memory is still 37.7 MB. Free memory was 17.9 MB in the beginning and 17.2 MB in the end (delta: 628.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Your input file is a Boogie program. This plugin takes as input a C program. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Your input file is a Boogie program. This plugin takes as input a C program.: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.process(CACSL2BoogieTranslatorObserver.java:97) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-03 12:19:37,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-03 12:19:37,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-03 12:19:37,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-03 12:19:37,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-03 12:19:37,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-03 12:19:37,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-03 12:19:37,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-03 12:19:37,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-03 12:19:37,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-03 12:19:37,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-03 12:19:37,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-03 12:19:37,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-03 12:19:37,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-03 12:19:37,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-03 12:19:37,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-03 12:19:37,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-03 12:19:37,849 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-03 12:19:37,851 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-03 12:19:37,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-03 12:19:37,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-03 12:19:37,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-03 12:19:37,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-03 12:19:37,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-03 12:19:37,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-03 12:19:37,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-03 12:19:37,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-03 12:19:37,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-03 12:19:37,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-03 12:19:37,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-03 12:19:37,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-03 12:19:37,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-03 12:19:37,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-03 12:19:37,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-03 12:19:37,873 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-03 12:19:37,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-03 12:19:37,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-03 12:19:37,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-03 12:19:37,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-03 12:19:37,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-03 12:19:37,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-03 12:19:37,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-03 12:19:37,908 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-03 12:19:37,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-03 12:19:37,909 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-03 12:19:37,910 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-03 12:19:37,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-03 12:19:37,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-03 12:19:37,912 INFO L138 SettingsManager]: * Use SBE=true [2021-10-03 12:19:37,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-03 12:19:37,913 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-03 12:19:37,913 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-03 12:19:37,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-03 12:19:37,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-03 12:19:37,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-03 12:19:37,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-03 12:19:37,915 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-03 12:19:37,916 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-03 12:19:37,916 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-03 12:19:37,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-03 12:19:37,917 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-03 12:19:37,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-03 12:19:37,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-03 12:19:37,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-03 12:19:37,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-03 12:19:37,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-03 12:19:37,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-03 12:19:37,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-03 12:19:37,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-03 12:19:37,920 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-03 12:19:37,926 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-03 12:19:37,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-03 12:19:37,927 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-03 12:19:37,928 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-03 12:19:37,928 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 293f5facf5d822c473b4c33a34dbb4d7060c06ad [2021-10-03 12:19:38,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-03 12:19:38,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-03 12:19:38,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-03 12:19:38,339 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-10-03 12:19:38,340 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-10-03 12:19:38,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20/send-receive-alt.wvr.bpl [2021-10-03 12:19:38,343 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20/send-receive-alt.wvr.bpl' [2021-10-03 12:19:38,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-03 12:19:38,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-03 12:19:38,408 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-03 12:19:38,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-03 12:19:38,416 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-03 12:19:38,417 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:19:38" (1/1) ... [2021-10-03 12:19:38,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d8441df and model type send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:19:38, skipping insertion in model container [2021-10-03 12:19:38,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "send-receive-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.10 12:19:38" (1/1) ... [2021-10-03 12:19:38,425 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Your input file is a Boogie program. This plugin takes as input a C program. at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.process(CACSL2BoogieTranslatorObserver.java:97) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-03 12:19:38,435 INFO L168 Benchmark]: Toolchain (without parser) took 31.66 ms. Allocated memory is still 46.1 MB. Free memory was 32.0 MB in the beginning and 31.0 MB in the end (delta: 909.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-03 12:19:38,438 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.32 ms. Allocated memory is still 46.1 MB. Free memory was 23.1 MB in the beginning and 23.0 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-03 12:19:38,440 INFO L168 Benchmark]: CACSL2BoogieTranslator took 22.29 ms. Allocated memory is still 46.1 MB. Free memory was 31.7 MB in the beginning and 31.0 MB in the end (delta: 609.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-03 12:19:38,445 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.32 ms. Allocated memory is still 46.1 MB. Free memory was 23.1 MB in the beginning and 23.0 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 22.29 ms. Allocated memory is still 46.1 MB. Free memory was 31.7 MB in the beginning and 31.0 MB in the end (delta: 609.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Your input file is a Boogie program. This plugin takes as input a C program. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Your input file is a Boogie program. This plugin takes as input a C program.: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.process(CACSL2BoogieTranslatorObserver.java:97) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...