./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/ceil_nondet.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/ceil_nondet.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e6331693d02c8697e543ff1e4763cba8bb9ee7cc ................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/ceil_nondet.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e6331693d02c8697e543ff1e4763cba8bb9ee7cc ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 16:59:27,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 16:59:27,664 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 16:59:27,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 16:59:27,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 16:59:27,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 16:59:27,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 16:59:27,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 16:59:27,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 16:59:27,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 16:59:27,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 16:59:27,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 16:59:27,702 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 16:59:27,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 16:59:27,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 16:59:27,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 16:59:27,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 16:59:27,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 16:59:27,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 16:59:27,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 16:59:27,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 16:59:27,715 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 16:59:27,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 16:59:27,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 16:59:27,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 16:59:27,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 16:59:27,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 16:59:27,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 16:59:27,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 16:59:27,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 16:59:27,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 16:59:27,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 16:59:27,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 16:59:27,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 16:59:27,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 16:59:27,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 16:59:27,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 16:59:27,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 16:59:27,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 16:59:27,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 16:59:27,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 16:59:27,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-12-09 16:59:27,750 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 16:59:27,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 16:59:27,751 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 16:59:27,751 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 16:59:27,751 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 16:59:27,752 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 16:59:27,752 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 16:59:27,752 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 16:59:27,752 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 16:59:27,752 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 16:59:27,752 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 16:59:27,753 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 16:59:27,753 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 16:59:27,753 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 16:59:27,753 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 16:59:27,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 16:59:27,754 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 16:59:27,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 16:59:27,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 16:59:27,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 16:59:27,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 16:59:27,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 16:59:27,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 16:59:27,755 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 16:59:27,755 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 16:59:27,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 16:59:27,756 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 16:59:27,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 16:59:27,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 16:59:27,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 16:59:27,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 16:59:27,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 16:59:27,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 16:59:27,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 16:59:27,757 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 16:59:27,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 16:59:27,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 16:59:27,758 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 16:59:27,758 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 16:59:27,758 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6331693d02c8697e543ff1e4763cba8bb9ee7cc [2020-12-09 16:59:27,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 16:59:27,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 16:59:27,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 16:59:27,957 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 16:59:27,957 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 16:59:27,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/ceil_nondet.i [2020-12-09 16:59:27,998 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data/63ed07228/a2c56479d8d944ca9268daf00376e3f4/FLAG585d1aed2 [2020-12-09 16:59:28,428 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 16:59:28,428 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/sv-benchmarks/c/floats-esbmc-regression/ceil_nondet.i [2020-12-09 16:59:28,439 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data/63ed07228/a2c56479d8d944ca9268daf00376e3f4/FLAG585d1aed2 [2020-12-09 16:59:28,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data/63ed07228/a2c56479d8d944ca9268daf00376e3f4 [2020-12-09 16:59:28,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 16:59:28,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 16:59:28,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 16:59:28,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 16:59:28,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 16:59:28,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:59:28" (1/1) ... [2020-12-09 16:59:28,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f16ac9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:59:28, skipping insertion in model container [2020-12-09 16:59:28,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:59:28" (1/1) ... [2020-12-09 16:59:28,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 16:59:28,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 16:59:28,773 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/sv-benchmarks/c/floats-esbmc-regression/ceil_nondet.i[38162,38175] [2020-12-09 16:59:28,778 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isinf at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1710) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1402) 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.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2343) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2343) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1409) 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.visit(CHandler.java:1353) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1046) 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:1424) 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:3213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2293) 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) [2020-12-09 16:59:28,783 INFO L168 Benchmark]: Toolchain (without parser) took 330.56 ms. Allocated memory is still 104.9 MB. Free memory was 74.3 MB in the beginning and 62.2 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 16:59:28,784 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 104.9 MB. Free memory is still 84.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 16:59:28,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.77 ms. Allocated memory is still 104.9 MB. Free memory was 74.2 MB in the beginning and 62.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 16:59:28,787 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 104.9 MB. Free memory is still 84.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 328.77 ms. Allocated memory is still 104.9 MB. Free memory was 74.2 MB in the beginning and 62.2 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isinf de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isinf: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2020-12-09 16:59:30,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 16:59:30,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 16:59:30,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 16:59:30,137 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 16:59:30,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 16:59:30,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 16:59:30,141 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 16:59:30,143 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 16:59:30,143 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 16:59:30,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 16:59:30,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 16:59:30,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 16:59:30,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 16:59:30,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 16:59:30,148 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 16:59:30,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 16:59:30,150 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 16:59:30,151 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 16:59:30,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 16:59:30,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 16:59:30,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 16:59:30,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 16:59:30,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 16:59:30,160 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 16:59:30,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 16:59:30,161 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 16:59:30,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 16:59:30,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 16:59:30,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 16:59:30,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 16:59:30,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 16:59:30,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 16:59:30,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 16:59:30,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 16:59:30,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 16:59:30,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 16:59:30,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 16:59:30,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 16:59:30,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 16:59:30,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 16:59:30,169 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-12-09 16:59:30,195 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 16:59:30,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 16:59:30,197 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 16:59:30,197 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 16:59:30,197 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 16:59:30,197 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 16:59:30,198 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 16:59:30,198 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 16:59:30,198 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 16:59:30,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 16:59:30,199 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 16:59:30,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 16:59:30,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 16:59:30,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 16:59:30,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 16:59:30,200 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 16:59:30,200 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 16:59:30,200 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 16:59:30,200 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 16:59:30,200 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 16:59:30,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 16:59:30,201 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 16:59:30,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 16:59:30,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 16:59:30,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 16:59:30,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 16:59:30,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 16:59:30,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 16:59:30,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 16:59:30,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 16:59:30,203 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 16:59:30,203 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 16:59:30,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 16:59:30,203 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 16:59:30,204 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 16:59:30,204 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-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6331693d02c8697e543ff1e4763cba8bb9ee7cc [2020-12-09 16:59:30,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 16:59:30,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 16:59:30,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 16:59:30,452 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 16:59:30,453 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 16:59:30,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/ceil_nondet.i [2020-12-09 16:59:30,494 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data/bc4074494/040bdafbef934b1dad435ad6b85fc039/FLAG0a36192d3 [2020-12-09 16:59:30,879 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 16:59:30,879 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/sv-benchmarks/c/floats-esbmc-regression/ceil_nondet.i [2020-12-09 16:59:30,890 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data/bc4074494/040bdafbef934b1dad435ad6b85fc039/FLAG0a36192d3 [2020-12-09 16:59:31,246 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/bin/utaipan/data/bc4074494/040bdafbef934b1dad435ad6b85fc039 [2020-12-09 16:59:31,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 16:59:31,249 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 16:59:31,250 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 16:59:31,250 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 16:59:31,253 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 16:59:31,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:59:31" (1/1) ... [2020-12-09 16:59:31,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ad9d301 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:59:31, skipping insertion in model container [2020-12-09 16:59:31,255 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:59:31" (1/1) ... [2020-12-09 16:59:31,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 16:59:31,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 16:59:31,610 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_c55ac56f-f188-481c-ba58-2366d120ac60/sv-benchmarks/c/floats-esbmc-regression/ceil_nondet.i[38162,38175] [2020-12-09 16:59:31,619 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: rint [2020-12-09 16:59:31,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2090651b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:59:31, skipping insertion in model container [2020-12-09 16:59:31,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 16:59:31,620 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 16:59:31,621 INFO L168 Benchmark]: Toolchain (without parser) took 371.18 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 34.1 MB in the beginning and 55.1 MB in the end (delta: -21.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 16:59:31,622 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 56.6 MB. Free memory was 39.0 MB in the beginning and 38.9 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 16:59:31,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 369.11 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 34.0 MB in the beginning and 55.1 MB in the end (delta: -21.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 16:59:31,624 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 56.6 MB. Free memory was 39.0 MB in the beginning and 38.9 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 369.11 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 34.0 MB in the beginning and 55.1 MB in the end (delta: -21.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1017]: Unsupported Syntax Unsupported function from math.h: rint RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...