./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/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_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/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_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/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_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/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 0.1.23-1dbac8b [2018-10-26 22:07:25,375 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:07:25,377 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:07:25,389 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:07:25,390 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:07:25,391 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:07:25,392 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:07:25,393 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:07:25,394 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:07:25,395 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:07:25,399 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:07:25,399 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:07:25,400 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:07:25,402 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:07:25,404 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:07:25,409 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:07:25,410 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:07:25,411 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:07:25,412 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:07:25,413 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:07:25,414 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:07:25,415 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:07:25,420 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:07:25,422 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:07:25,423 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:07:25,423 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:07:25,424 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:07:25,424 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:07:25,425 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:07:25,426 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:07:25,426 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:07:25,426 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:07:25,427 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:07:25,427 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:07:25,432 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:07:25,433 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:07:25,434 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-10-26 22:07:25,450 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:07:25,455 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:07:25,455 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:07:25,456 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:07:25,456 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:07:25,456 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:07:25,456 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 22:07:25,456 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:07:25,456 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 22:07:25,457 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 22:07:25,457 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:07:25,457 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:07:25,457 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:07:25,457 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:07:25,458 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:07:25,458 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:07:25,458 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:07:25,458 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:07:25,458 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:07:25,458 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:07:25,458 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:07:25,459 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:07:25,459 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:07:25,459 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:07:25,459 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:07:25,459 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:07:25,459 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:07:25,459 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:07:25,459 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:07:25,459 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:07:25,459 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 22:07:25,460 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:07:25,460 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:07:25,460 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 22:07:25,460 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_5251d209-912a-4180-90fb-be5ac11a2165/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 [2018-10-26 22:07:25,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:07:25,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:07:25,510 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:07:25,511 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:07:25,511 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:07:25,513 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-10-26 22:07:25,561 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data/0325399c2/8d17103141874e068077cabbdaea44c7/FLAG8a5c400ee [2018-10-26 22:07:26,008 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:07:26,009 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-10-26 22:07:26,019 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data/0325399c2/8d17103141874e068077cabbdaea44c7/FLAG8a5c400ee [2018-10-26 22:07:26,031 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data/0325399c2/8d17103141874e068077cabbdaea44c7 [2018-10-26 22:07:26,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:07:26,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:07:26,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:07:26,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:07:26,037 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:07:26,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:07:26" (1/1) ... [2018-10-26 22:07:26,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fd201b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:07:26, skipping insertion in model container [2018-10-26 22:07:26,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:07:26" (1/1) ... [2018-10-26 22:07:26,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:07:26,099 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:07:26,455 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:838) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1349) 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:995) 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:2169) 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:2169) 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:113) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:1053) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1349) 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:1300) 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:960) 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:364) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1371) 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:3316) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2119) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:537) 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:188) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 22:07:26,460 INFO L168 Benchmark]: Toolchain (without parser) took 426.27 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 939.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:07:26,461 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:07:26,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 424.42 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 939.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 22:07:26,463 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 977.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 424.42 ms. Allocated memory is still 1.0 GB. Free memory was 950.4 MB in the beginning and 939.7 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: - 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:838) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:07:28,070 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:07:28,072 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:07:28,081 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:07:28,081 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:07:28,082 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:07:28,083 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:07:28,084 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:07:28,085 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:07:28,086 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:07:28,087 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:07:28,087 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:07:28,088 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:07:28,089 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:07:28,090 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:07:28,090 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:07:28,091 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:07:28,093 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:07:28,094 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:07:28,095 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:07:28,096 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:07:28,104 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:07:28,107 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:07:28,109 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:07:28,109 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:07:28,110 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:07:28,111 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:07:28,111 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:07:28,112 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:07:28,112 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:07:28,113 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:07:28,113 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:07:28,113 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:07:28,113 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:07:28,114 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:07:28,115 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:07:28,115 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2018-10-26 22:07:28,135 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:07:28,143 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:07:28,144 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:07:28,144 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 22:07:28,144 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 22:07:28,144 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 22:07:28,144 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 22:07:28,144 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 22:07:28,145 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:07:28,145 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:07:28,145 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:07:28,145 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:07:28,145 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:07:28,146 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:07:28,146 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:07:28,146 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 22:07:28,146 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 22:07:28,146 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:07:28,146 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:07:28,146 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:07:28,147 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:07:28,147 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 22:07:28,147 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:07:28,147 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 22:07:28,147 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 22:07:28,147 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:07:28,150 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:07:28,150 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:07:28,151 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 22:07:28,151 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:07:28,151 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 22:07:28,151 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 22:07:28,151 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_5251d209-912a-4180-90fb-be5ac11a2165/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 [2018-10-26 22:07:28,187 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:07:28,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:07:28,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:07:28,206 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:07:28,207 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:07:28,207 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/../../sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-10-26 22:07:28,253 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data/02a0ff524/53edd7fcecfd4f0aa3169fee553d7445/FLAGad4a01ebd [2018-10-26 22:07:28,701 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:07:28,702 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/sv-benchmarks/c/floats-esbmc-regression/floor_nondet_true-unreach-call.i [2018-10-26 22:07:28,713 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data/02a0ff524/53edd7fcecfd4f0aa3169fee553d7445/FLAGad4a01ebd [2018-10-26 22:07:28,726 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5251d209-912a-4180-90fb-be5ac11a2165/bin-2019/utaipan/data/02a0ff524/53edd7fcecfd4f0aa3169fee553d7445 [2018-10-26 22:07:28,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:07:28,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:07:28,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:07:28,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:07:28,735 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:07:28,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:07:28" (1/1) ... [2018-10-26 22:07:28,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55baa66f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:07:28, skipping insertion in model container [2018-10-26 22:07:28,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:07:28" (1/1) ... [2018-10-26 22:07:28,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:07:28,791 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:07:29,170 WARN L309 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: fegetround [2018-10-26 22:07:29,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ed6ea88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:07:29, skipping insertion in model container [2018-10-26 22:07:29,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:07:29,171 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-10-26 22:07:29,172 INFO L168 Benchmark]: Toolchain (without parser) took 442.52 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:07:29,174 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:07:29,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 439.52 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:07:29,176 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 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 439.52 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1001]: Unsupported Syntax Unsupported function from math.h: fegetround RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...