./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/fmod2_true-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod2_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f33e4997286b8a1220e37dd20242853da524fd9 .................................................................................................................................................................... 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_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/fmod2_true-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f33e4997286b8a1220e37dd20242853da524fd9 ........................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: fp.rem (line: 51) --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 02:26:37,436 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:26:37,437 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:26:37,444 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:26:37,444 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:26:37,445 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:26:37,446 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:26:37,447 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:26:37,448 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:26:37,449 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:26:37,449 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:26:37,449 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:26:37,450 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:26:37,451 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:26:37,452 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:26:37,452 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:26:37,453 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:26:37,454 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:26:37,456 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:26:37,457 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:26:37,458 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:26:37,459 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:26:37,460 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:26:37,460 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:26:37,461 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:26:37,461 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:26:37,462 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:26:37,463 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:26:37,463 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:26:37,464 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:26:37,464 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:26:37,465 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:26:37,465 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:26:37,465 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:26:37,466 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:26:37,466 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:26:37,467 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 02:26:37,477 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:26:37,477 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:26:37,478 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:26:37,478 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:26:37,478 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:26:37,478 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:26:37,479 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 02:26:37,479 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:26:37,479 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:26:37,479 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:26:37,479 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:26:37,479 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:26:37,479 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:26:37,480 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:26:37,480 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:26:37,480 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:26:37,480 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:26:37,480 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:26:37,480 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:26:37,480 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:26:37,481 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:26:37,481 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:26:37,481 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:26:37,481 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:26:37,481 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:26:37,481 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:26:37,481 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:26:37,482 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 02:26:37,482 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:26:37,482 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:26:37,482 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_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f33e4997286b8a1220e37dd20242853da524fd9 [2018-11-23 02:26:37,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:26:37,516 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:26:37,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:26:37,519 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:26:37,520 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:26:37,520 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/../../sv-benchmarks/c/floats-esbmc-regression/fmod2_true-unreach-call.i [2018-11-23 02:26:37,554 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data/2619a888a/c28c54abf4084151b6f30502e39543b0/FLAGc80e4ab3b [2018-11-23 02:26:38,000 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:26:38,001 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/sv-benchmarks/c/floats-esbmc-regression/fmod2_true-unreach-call.i [2018-11-23 02:26:38,009 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data/2619a888a/c28c54abf4084151b6f30502e39543b0/FLAGc80e4ab3b [2018-11-23 02:26:38,019 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data/2619a888a/c28c54abf4084151b6f30502e39543b0 [2018-11-23 02:26:38,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:26:38,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:26:38,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:26:38,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:26:38,024 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:26:38,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:38" (1/1) ... [2018-11-23 02:26:38,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a5673d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:38, skipping insertion in model container [2018-11-23 02:26:38,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:38" (1/1) ... [2018-11-23 02:26:38,033 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:26:38,061 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:26:38,354 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: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:836) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:207) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1310) 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:2281) 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:1298) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:207) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1310) 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:1261) 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:962) 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:1332) 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:3436) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:538) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-23 02:26:38,357 INFO L168 Benchmark]: Toolchain (without parser) took 335.28 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 937.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-23 02:26:38,358 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:26:38,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.74 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 937.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-23 02:26:38,360 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 333.74 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 937.7 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 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: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:836) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 02:26:39,617 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:26:39,618 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:26:39,627 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:26:39,627 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:26:39,628 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:26:39,628 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:26:39,630 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:26:39,631 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:26:39,631 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:26:39,632 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:26:39,632 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:26:39,633 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:26:39,633 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:26:39,634 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:26:39,635 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:26:39,635 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:26:39,636 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:26:39,637 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:26:39,638 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:26:39,639 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:26:39,640 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:26:39,642 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:26:39,642 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:26:39,642 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:26:39,643 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:26:39,643 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:26:39,644 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:26:39,644 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:26:39,645 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:26:39,645 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:26:39,646 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:26:39,646 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:26:39,646 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:26:39,647 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:26:39,647 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:26:39,647 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 02:26:39,657 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:26:39,657 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:26:39,658 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:26:39,658 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 02:26:39,658 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:26:39,659 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:26:39,659 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 02:26:39,659 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:26:39,659 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:26:39,659 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:26:39,659 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:26:39,659 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:26:39,660 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:26:39,660 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:26:39,660 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 02:26:39,660 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 02:26:39,660 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:26:39,660 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:26:39,660 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:26:39,660 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:26:39,661 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:26:39,661 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 02:26:39,661 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:26:39,661 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 02:26:39,661 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:26:39,661 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:26:39,661 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:26:39,662 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:26:39,662 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 02:26:39,662 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:26:39,662 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 02:26:39,662 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 02:26:39,662 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_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f33e4997286b8a1220e37dd20242853da524fd9 [2018-11-23 02:26:39,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:26:39,702 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:26:39,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:26:39,705 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:26:39,706 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:26:39,706 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/../../sv-benchmarks/c/floats-esbmc-regression/fmod2_true-unreach-call.i [2018-11-23 02:26:39,750 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data/86d6537bf/42f68fde00074624b64fa3473fcc8c8c/FLAGd989a4c0a [2018-11-23 02:26:40,123 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:26:40,123 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/sv-benchmarks/c/floats-esbmc-regression/fmod2_true-unreach-call.i [2018-11-23 02:26:40,132 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data/86d6537bf/42f68fde00074624b64fa3473fcc8c8c/FLAGd989a4c0a [2018-11-23 02:26:40,507 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/data/86d6537bf/42f68fde00074624b64fa3473fcc8c8c [2018-11-23 02:26:40,510 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:26:40,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:26:40,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:26:40,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:26:40,514 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:26:40,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:40" (1/1) ... [2018-11-23 02:26:40,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ac6047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:40, skipping insertion in model container [2018-11-23 02:26:40,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:26:40" (1/1) ... [2018-11-23 02:26:40,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:26:40,551 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:26:40,907 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:26:40,910 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:26:40,935 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:26:41,111 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:26:41,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41 WrapperNode [2018-11-23 02:26:41,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:26:41,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:26:41,112 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:26:41,112 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:26:41,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... [2018-11-23 02:26:41,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... [2018-11-23 02:26:41,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:26:41,186 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:26:41,186 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:26:41,187 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:26:41,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... [2018-11-23 02:26:41,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... [2018-11-23 02:26:41,193 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... [2018-11-23 02:26:41,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... [2018-11-23 02:26:41,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... [2018-11-23 02:26:41,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... [2018-11-23 02:26:41,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... [2018-11-23 02:26:41,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:26:41,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:26:41,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:26:41,204 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:26:41,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 02:26:41,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-23 02:26:41,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-23 02:26:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 02:26:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 02:26:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:26:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:26:41,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 02:26:41,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 02:26:41,353 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:26:41,353 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 02:26:41,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:26:41 BoogieIcfgContainer [2018-11-23 02:26:41,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:26:41,355 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 02:26:41,355 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 02:26:41,357 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 02:26:41,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:26:40" (1/3) ... [2018-11-23 02:26:41,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31033b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:26:41, skipping insertion in model container [2018-11-23 02:26:41,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:26:41" (2/3) ... [2018-11-23 02:26:41,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31033b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:26:41, skipping insertion in model container [2018-11-23 02:26:41,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:26:41" (3/3) ... [2018-11-23 02:26:41,360 INFO L112 eAbstractionObserver]: Analyzing ICFG fmod2_true-unreach-call.i [2018-11-23 02:26:41,368 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 02:26:41,372 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 02:26:41,381 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 02:26:41,399 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 02:26:41,400 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 02:26:41,400 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 02:26:41,400 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 02:26:41,400 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 02:26:41,400 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 02:26:41,400 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 02:26:41,401 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 02:26:41,401 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 02:26:41,414 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2018-11-23 02:26:41,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-23 02:26:41,419 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 02:26:41,419 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 02:26:41,420 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 02:26:41,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:26:41,424 INFO L82 PathProgramCache]: Analyzing trace with hash -785187702, now seen corresponding path program 1 times [2018-11-23 02:26:41,426 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-23 02:26:41,427 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_eb06484e-dac8-4d85-ac76-fe3a03b53616/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-11-23 02:26:41,432 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 02:26:41,658 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2018-11-23 02:26:41,659 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: fp.rem (line: 51) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:239) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: fp.rem (line: 51) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1420) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:221) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.assertTerm(Scriptor.java:147) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.assertTerm(ManagedScript.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:193) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertConjunctsOfCodeBlocks.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertConjuncts(AnnotateAndAssertConjunctsOfCodeBlocks.java:135) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertConjunctsOfCodeBlocks.java:184) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:214) ... 26 more [2018-11-23 02:26:41,661 INFO L168 Benchmark]: Toolchain (without parser) took 1150.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 943.8 MB in the beginning and 1.1 GB in the end (delta: -149.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:26:41,662 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:26:41,662 INFO L168 Benchmark]: CACSL2BoogieTranslator took 599.84 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 825.7 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. [2018-11-23 02:26:41,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 825.7 MB in the beginning and 1.1 GB in the end (delta: -301.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. [2018-11-23 02:26:41,663 INFO L168 Benchmark]: Boogie Preprocessor took 17.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:26:41,664 INFO L168 Benchmark]: RCFGBuilder took 150.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-11-23 02:26:41,664 INFO L168 Benchmark]: TraceAbstraction took 305.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:26:41,668 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 599.84 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 825.7 MB in the end (delta: 118.1 MB). Peak memory consumption was 118.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 825.7 MB in the beginning and 1.1 GB in the end (delta: -301.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 150.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 305.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: fp.rem (line: 51) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: fp.rem (line: 51): de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:239) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...