./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt --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 e01b9444306bd40d5c7dd4c1b1c0ac559d6de1d7 ..................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt --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 e01b9444306bd40d5c7dd4c1b1c0ac559d6de1d7 .................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:45:23,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:45:23,674 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:45:23,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:45:23,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:45:23,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:45:23,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:45:23,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:45:23,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:45:23,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:45:23,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:45:23,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:45:23,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:45:23,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:45:23,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:45:23,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:45:23,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:45:23,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:45:23,762 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:45:23,772 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:45:23,776 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:45:23,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:45:23,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:45:23,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:45:23,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:45:23,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:45:23,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:45:23,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:45:23,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:45:23,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:45:23,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:45:23,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:45:23,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:45:23,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:45:23,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:45:23,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:45:23,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:45:23,814 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:45:23,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:45:23,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:45:23,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:45:23,818 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:45:23,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:45:23,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:45:23,851 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:45:23,851 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:45:23,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:45:23,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:45:23,853 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:45:23,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:45:23,854 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:45:23,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:45:23,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:45:23,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:45:23,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:45:23,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:45:23,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:45:23,856 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:45:23,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:45:23,856 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:45:23,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:45:23,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:45:23,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:45:23,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:45:23,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:45:23,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:45:23,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:45:23,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:45:23,859 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:45:23,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:45:23,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:45:23,860 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:45:23,860 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e01b9444306bd40d5c7dd4c1b1c0ac559d6de1d7 [2021-10-13 00:45:24,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:45:24,250 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:45:24,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:45:24,257 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:45:24,258 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:45:24,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.c [2021-10-13 00:45:24,376 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data/e66014554/1382ba734d9c42d1aa30c3e0427c0a29/FLAG5fb5c77b6 [2021-10-13 00:45:25,015 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:45:25,022 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/sv-benchmarks/c/float-newlib/double_req_bl_0873b.c [2021-10-13 00:45:25,036 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data/e66014554/1382ba734d9c42d1aa30c3e0427c0a29/FLAG5fb5c77b6 [2021-10-13 00:45:25,281 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data/e66014554/1382ba734d9c42d1aa30c3e0427c0a29 [2021-10-13 00:45:25,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:45:25,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:45:25,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:45:25,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:45:25,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:45:25,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:25" (1/1) ... [2021-10-13 00:45:25,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@739a0bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:25, skipping insertion in model container [2021-10-13 00:45:25,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:25" (1/1) ... [2021-10-13 00:45:25,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:45:25,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:45:25,717 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1686) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:360) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1978) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1607) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1584) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2021-10-13 00:45:25,726 INFO L168 Benchmark]: Toolchain (without parser) took 436.70 ms. Allocated memory is still 123.7 MB. Free memory was 89.8 MB in the beginning and 97.6 MB in the end (delta: -7.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:25,732 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 86.0 MB. Free memory was 42.0 MB in the beginning and 42.0 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:45:25,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.63 ms. Allocated memory is still 123.7 MB. Free memory was 89.5 MB in the beginning and 97.6 MB in the end (delta: -8.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:45:25,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 86.0 MB. Free memory was 42.0 MB in the beginning and 42.0 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 425.63 ms. Allocated memory is still 123.7 MB. Free memory was 89.5 MB in the beginning and 97.6 MB in the end (delta: -8.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:45:28,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:45:28,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:45:28,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:45:28,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:45:28,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:45:28,056 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:45:28,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:45:28,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:45:28,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:45:28,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:45:28,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:45:28,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:45:28,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:45:28,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:45:28,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:45:28,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:45:28,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:45:28,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:45:28,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:45:28,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:45:28,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:45:28,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:45:28,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:45:28,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:45:28,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:45:28,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:45:28,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:45:28,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:45:28,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:45:28,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:45:28,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:45:28,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:45:28,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:45:28,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:45:28,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:45:28,138 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:45:28,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:45:28,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:45:28,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:45:28,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:45:28,146 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-13 00:45:28,190 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:45:28,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:45:28,191 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:45:28,191 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:45:28,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:45:28,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:45:28,193 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:45:28,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:45:28,194 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:45:28,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:45:28,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:45:28,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:45:28,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:45:28,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:45:28,196 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:45:28,196 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:45:28,196 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:45:28,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:45:28,196 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:45:28,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:45:28,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:45:28,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:45:28,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:45:28,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:45:28,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:45:28,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:45:28,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:45:28,198 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:45:28,198 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:45:28,198 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:45:28,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:45:28,199 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:45:28,199 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e01b9444306bd40d5c7dd4c1b1c0ac559d6de1d7 [2021-10-13 00:45:28,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:45:28,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:45:28,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:45:28,659 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:45:28,660 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:45:28,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/float-newlib/double_req_bl_0873b.c [2021-10-13 00:45:28,747 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data/8957082af/b7ac97a66db04a76ae7ca88877b478d3/FLAG49c1c0a5a [2021-10-13 00:45:29,319 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:45:29,320 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/sv-benchmarks/c/float-newlib/double_req_bl_0873b.c [2021-10-13 00:45:29,331 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data/8957082af/b7ac97a66db04a76ae7ca88877b478d3/FLAG49c1c0a5a [2021-10-13 00:45:29,644 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/data/8957082af/b7ac97a66db04a76ae7ca88877b478d3 [2021-10-13 00:45:29,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:45:29,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:45:29,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:45:29,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:45:29,664 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:45:29,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:29" (1/1) ... [2021-10-13 00:45:29,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@278bc35b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:29, skipping insertion in model container [2021-10-13 00:45:29,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:45:29" (1/1) ... [2021-10-13 00:45:29,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:45:29,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:45:30,263 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/sv-benchmarks/c/float-newlib/double_req_bl_0873b.c[13947,13960] [2021-10-13 00:45:30,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:45:30,294 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:45:30,424 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/sv-benchmarks/c/float-newlib/double_req_bl_0873b.c[13947,13960] [2021-10-13 00:45:30,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:45:30,451 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:45:30,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30 WrapperNode [2021-10-13 00:45:30,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:45:30,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:45:30,453 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:45:30,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:45:30,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,493 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:45:30,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:45:30,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:45:30,577 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:45:30,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:45:30,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:45:30,711 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:45:30,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:45:30,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (1/1) ... [2021-10-13 00:45:30,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:45:30,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:45:30,774 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:45:30,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:45:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-13 00:45:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-13 00:45:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 00:45:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:45:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-10-13 00:45:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 00:45:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:45:30,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:45:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 00:45:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:46:30,392 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:46:30,393 INFO L299 CfgBuilder]: Removed 88 assume(true) statements. [2021-10-13 00:46:30,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:46:30 BoogieIcfgContainer [2021-10-13 00:46:30,396 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:46:30,399 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:46:30,399 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:46:30,403 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:46:30,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:45:29" (1/3) ... [2021-10-13 00:46:30,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d9a0950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:46:30, skipping insertion in model container [2021-10-13 00:46:30,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:45:30" (2/3) ... [2021-10-13 00:46:30,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d9a0950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:46:30, skipping insertion in model container [2021-10-13 00:46:30,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:46:30" (3/3) ... [2021-10-13 00:46:30,430 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0873b.c [2021-10-13 00:46:30,437 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:46:30,437 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:46:30,492 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:46:30,501 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:46:30,502 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:46:30,543 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 208 states have (on average 1.7259615384615385) internal successors, (359), 209 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:46:30,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-13 00:46:30,554 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:46:30,554 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:46:30,555 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:46:30,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:46:30,570 INFO L82 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2021-10-13 00:46:30,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-13 00:46:30,590 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [630909335] [2021-10-13 00:46:30,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:46:30,592 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 00:46:30,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/mathsat [2021-10-13 00:46:30,596 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 00:46:30,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 00:46:30,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:46:30,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/mathsat -unsat_core_generation=3 [2021-10-13 00:46:30,952 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:232) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:608) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.logic.NoopScript.annotate(NoopScript.java:577) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertConjunctsOfCodeBlocks.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertConjuncts(AnnotateAndAssertConjunctsOfCodeBlocks.java:135) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertConjunctsOfCodeBlocks.java:184) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:312) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:211) ... 31 more [2021-10-13 00:46:30,958 INFO L168 Benchmark]: Toolchain (without parser) took 61307.40 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 46.1 MB in the beginning and 56.0 MB in the end (delta: -9.9 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:46:30,958 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 67.1 MB. Free memory is still 48.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:46:30,959 INFO L168 Benchmark]: CACSL2BoogieTranslator took 801.43 ms. Allocated memory is still 67.1 MB. Free memory was 45.9 MB in the beginning and 36.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:46:30,960 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.60 ms. Allocated memory is still 67.1 MB. Free memory was 36.4 MB in the beginning and 31.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:46:30,961 INFO L168 Benchmark]: Boogie Preprocessor took 133.02 ms. Allocated memory is still 67.1 MB. Free memory was 31.7 MB in the beginning and 26.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:46:30,971 INFO L168 Benchmark]: RCFGBuilder took 59685.88 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 26.8 MB in the beginning and 42.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:46:30,975 INFO L168 Benchmark]: TraceAbstraction took 556.73 ms. Allocated memory is still 92.3 MB. Free memory was 42.6 MB in the beginning and 56.0 MB in the end (delta: -13.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:46:30,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 67.1 MB. Free memory is still 48.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 801.43 ms. Allocated memory is still 67.1 MB. Free memory was 45.9 MB in the beginning and 36.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 122.60 ms. Allocated memory is still 67.1 MB. Free memory was 36.4 MB in the beginning and 31.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 133.02 ms. Allocated memory is still 67.1 MB. Free memory was 31.7 MB in the beginning and 26.8 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 59685.88 ms. Allocated memory was 67.1 MB in the beginning and 92.3 MB in the end (delta: 25.2 MB). Free memory was 26.8 MB in the beginning and 42.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 556.73 ms. Allocated memory is still 92.3 MB. Free memory was 42.6 MB in the beginning and 56.0 MB in the end (delta: -13.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:232) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-13 00:46:31,229 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-13 00:46:31,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc5bc52b-8fd3-45c2-9ea7-d1d9ef27b606/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...