./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d89cc308ac68f672ab937c918a6b4b1600defdc ......................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d89cc308ac68f672ab937c918a6b4b1600defdc ......................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:00:40,252 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:00:40,253 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:00:40,258 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:00:40,259 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:00:40,259 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:00:40,260 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:00:40,261 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:00:40,262 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:00:40,262 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:00:40,263 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:00:40,263 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:00:40,264 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:00:40,265 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:00:40,265 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:00:40,266 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:00:40,267 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:00:40,268 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:00:40,269 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:00:40,270 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:00:40,271 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:00:40,272 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:00:40,274 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:00:40,274 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:00:40,274 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:00:40,275 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:00:40,275 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:00:40,276 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:00:40,276 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:00:40,277 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:00:40,277 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:00:40,278 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:00:40,278 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:00:40,278 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:00:40,279 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:00:40,279 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:00:40,279 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 00:00:40,289 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:00:40,290 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:00:40,290 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:00:40,290 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:00:40,291 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 00:00:40,291 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 00:00:40,291 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 00:00:40,291 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 00:00:40,291 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 00:00:40,291 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 00:00:40,292 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 00:00:40,292 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 00:00:40,292 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 00:00:40,292 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:00:40,293 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:00:40,293 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:00:40,293 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:00:40,293 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:00:40,293 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:00:40,293 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:00:40,293 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:00:40,294 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:00:40,294 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:00:40,294 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:00:40,294 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:00:40,294 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:00:40,294 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:00:40,295 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:00:40,295 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:00:40,295 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:00:40,295 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:00:40,295 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:00:40,295 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 00:00:40,295 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:00:40,296 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:00:40,296 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 00:00:40,296 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/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(__VERIFIER_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 -> 0d89cc308ac68f672ab937c918a6b4b1600defdc [2018-12-09 00:00:40,320 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:00:40,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:00:40,329 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:00:40,330 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:00:40,330 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:00:40,331 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-12-09 00:00:40,366 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data/bc9483c74/44fd63e928c144e1b5e5a8216a3cbda2/FLAG9eee89d4c [2018-12-09 00:00:40,817 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:00:40,817 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-12-09 00:00:40,824 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data/bc9483c74/44fd63e928c144e1b5e5a8216a3cbda2/FLAG9eee89d4c [2018-12-09 00:00:40,833 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data/bc9483c74/44fd63e928c144e1b5e5a8216a3cbda2 [2018-12-09 00:00:40,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:00:40,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:00:40,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:00:40,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:00:40,839 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:00:40,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:00:40" (1/1) ... [2018-12-09 00:00:40,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@264a29c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:40, skipping insertion in model container [2018-12-09 00:00:40,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:00:40" (1/1) ... [2018-12-09 00:00:40,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:00:40,867 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:00:41,089 FATAL L292 ToolchainWalker]: 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:845) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1668) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:208) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1320) 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:998) 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:2291) 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:2291) 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.dispatchDecaySwitchToRValueFunctionArgument(ExpressionResultTransformer.java:114) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:1640) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:208) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1320) 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:1271) 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:963) 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:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1342) 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:3446) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2241) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:539) 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:190) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:129) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 00:00:41,092 INFO L168 Benchmark]: Toolchain (without parser) took 256.60 ms. Allocated memory is still 1.0 GB. Free memory was 948.1 MB in the beginning and 930.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-12-09 00:00:41,093 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:00:41,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 254.97 ms. Allocated memory is still 1.0 GB. Free memory was 948.1 MB in the beginning and 930.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-12-09 00:00:41,095 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 973.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 254.97 ms. Allocated memory is still 1.0 GB. Free memory was 948.1 MB in the beginning and 930.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 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:845) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:00:42,169 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:00:42,170 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:00:42,177 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:00:42,177 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:00:42,178 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:00:42,178 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:00:42,179 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:00:42,181 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:00:42,181 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:00:42,182 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:00:42,182 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:00:42,183 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:00:42,183 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:00:42,184 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:00:42,185 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:00:42,185 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:00:42,186 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:00:42,187 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:00:42,188 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:00:42,189 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:00:42,190 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:00:42,191 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:00:42,191 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:00:42,191 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:00:42,192 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:00:42,193 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:00:42,193 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:00:42,194 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:00:42,195 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:00:42,195 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:00:42,195 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:00:42,195 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:00:42,195 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:00:42,196 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:00:42,197 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:00:42,197 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-12-09 00:00:42,207 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:00:42,207 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:00:42,208 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:00:42,208 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 00:00:42,208 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 00:00:42,208 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 00:00:42,208 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 00:00:42,208 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 00:00:42,209 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 00:00:42,209 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 00:00:42,209 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:00:42,209 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:00:42,210 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:00:42,210 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:00:42,210 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:00:42,210 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:00:42,210 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:00:42,210 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 00:00:42,210 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 00:00:42,210 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:00:42,211 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:00:42,211 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:00:42,211 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:00:42,211 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:00:42,211 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 00:00:42,211 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:00:42,211 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 00:00:42,211 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 00:00:42,212 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:00:42,212 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:00:42,212 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:00:42,212 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 00:00:42,212 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:00:42,212 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 00:00:42,212 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 00:00:42,212 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/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(__VERIFIER_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 -> 0d89cc308ac68f672ab937c918a6b4b1600defdc [2018-12-09 00:00:42,236 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:00:42,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:00:42,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:00:42,249 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:00:42,250 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:00:42,250 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-12-09 00:00:42,289 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data/cec98a8d3/2395132ab3404f9e8cc5ae346fbe2d26/FLAG81bdee46d [2018-12-09 00:00:42,624 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:00:42,625 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-12-09 00:00:42,632 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data/cec98a8d3/2395132ab3404f9e8cc5ae346fbe2d26/FLAG81bdee46d [2018-12-09 00:00:43,026 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ff5cf0f2-ff60-4b85-8c6c-aeb21a200d47/bin-2019/utaipan/data/cec98a8d3/2395132ab3404f9e8cc5ae346fbe2d26 [2018-12-09 00:00:43,030 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:00:43,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:00:43,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:00:43,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:00:43,036 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:00:43,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:00:43" (1/1) ... [2018-12-09 00:00:43,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9d6b1f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:43, skipping insertion in model container [2018-12-09 00:00:43,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:00:43" (1/1) ... [2018-12-09 00:00:43,042 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:00:43,064 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:00:43,292 ERROR L311 MainTranslator]: Unsupported Syntax: Unsupported function: fegetround [2018-12-09 00:00:43,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7672f3ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:00:43, skipping insertion in model container [2018-12-09 00:00:43,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:00:43,293 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-12-09 00:00:43,294 INFO L168 Benchmark]: Toolchain (without parser) took 263.49 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 927.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:00:43,294 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:00:43,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.83 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 927.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:00:43,296 INFO L336 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 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 260.83 ms. Allocated memory is still 1.0 GB. Free memory was 938.0 MB in the beginning and 927.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1001]: Unsupported Syntax Unsupported function: fegetround RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...