./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/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 6e26e7af47553678bb6b29863e9db124dbc3ba0b ................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/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 6e26e7af47553678bb6b29863e9db124dbc3ba0b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 14:25:33,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:25:33,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:25:33,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:25:33,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:25:33,506 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:25:33,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:25:33,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:25:33,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:25:33,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:25:33,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:25:33,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:25:33,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:25:33,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:25:33,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:25:33,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:25:33,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:25:33,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:25:33,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:25:33,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:25:33,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:25:33,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:25:33,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:25:33,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:25:33,522 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:25:33,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:25:33,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:25:33,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:25:33,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:25:33,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:25:33,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:25:33,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:25:33,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:25:33,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:25:33,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:25:33,526 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:25:33,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:25:33,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:25:33,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:25:33,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:25:33,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:25:33,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 14:25:33,537 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:25:33,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:25:33,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:25:33,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:25:33,538 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:25:33,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:25:33,538 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:25:33,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 14:25:33,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:25:33,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:25:33,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:25:33,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:25:33,539 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:25:33,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:25:33,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:25:33,539 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:25:33,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:25:33,539 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:25:33,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:25:33,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:25:33,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:25:33,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:25:33,540 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:25:33,540 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:25:33,540 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:25:33,541 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 14:25:33,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 14:25:33,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:25:33,541 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:25:33,541 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/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 -> 6e26e7af47553678bb6b29863e9db124dbc3ba0b [2019-12-07 14:25:33,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:25:33,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:25:33,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:25:33,650 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:25:33,650 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:25:33,651 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2019-12-07 14:25:33,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data/4d24a40f6/eb69597d77df4c2c9b54287704279192/FLAG9b69cf56a [2019-12-07 14:25:34,184 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:25:34,185 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2019-12-07 14:25:34,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data/4d24a40f6/eb69597d77df4c2c9b54287704279192/FLAG9b69cf56a [2019-12-07 14:25:34,204 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data/4d24a40f6/eb69597d77df4c2c9b54287704279192 [2019-12-07 14:25:34,206 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:25:34,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:25:34,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:25:34,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:25:34,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:25:34,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:25:34" (1/1) ... [2019-12-07 14:25:34,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74147642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:34, skipping insertion in model container [2019-12-07 14:25:34,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:25:34" (1/1) ... [2019-12-07 14:25:34,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:25:34,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:25:34,561 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:846) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1652) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) 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:1064) 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:2326) 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:2326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.handleVerifierAssume(StandardFunctionHandler.java:1624) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) 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:1336) 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:1029) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1407) 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:3458) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:571) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:125) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-07 14:25:34,564 INFO L168 Benchmark]: Toolchain (without parser) took 356.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -163.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:25:34,565 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:25:34,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -163.5 MB). Peak memory consumption was 24.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:25:34,566 INFO L335 ainManager$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 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -163.5 MB). Peak memory consumption was 24.1 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:846) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 14:25:35,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 14:25:35,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 14:25:35,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 14:25:35,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 14:25:35,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 14:25:35,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 14:25:35,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 14:25:35,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 14:25:35,725 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 14:25:35,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 14:25:35,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 14:25:35,727 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 14:25:35,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 14:25:35,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 14:25:35,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 14:25:35,730 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 14:25:35,731 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 14:25:35,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 14:25:35,734 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 14:25:35,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 14:25:35,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 14:25:35,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 14:25:35,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 14:25:35,740 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 14:25:35,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 14:25:35,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 14:25:35,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 14:25:35,742 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 14:25:35,743 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 14:25:35,743 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 14:25:35,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 14:25:35,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 14:25:35,744 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 14:25:35,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 14:25:35,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 14:25:35,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 14:25:35,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 14:25:35,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 14:25:35,746 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 14:25:35,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 14:25:35,747 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 14:25:35,758 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 14:25:35,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 14:25:35,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 14:25:35,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 14:25:35,760 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 14:25:35,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 14:25:35,761 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 14:25:35,761 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 14:25:35,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 14:25:35,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 14:25:35,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 14:25:35,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 14:25:35,762 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 14:25:35,762 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 14:25:35,762 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 14:25:35,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 14:25:35,762 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 14:25:35,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 14:25:35,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 14:25:35,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 14:25:35,763 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 14:25:35,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 14:25:35,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 14:25:35,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 14:25:35,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 14:25:35,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 14:25:35,764 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 14:25:35,764 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 14:25:35,765 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 14:25:35,765 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 14:25:35,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 14:25:35,765 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/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 -> 6e26e7af47553678bb6b29863e9db124dbc3ba0b [2019-12-07 14:25:35,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 14:25:35,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 14:25:35,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 14:25:35,946 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 14:25:35,946 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 14:25:35,946 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/../../sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2019-12-07 14:25:35,985 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data/a6b5b240c/8ef4a564756a4ad6892c9957237ad1cc/FLAG764f83f65 [2019-12-07 14:25:36,359 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 14:25:36,359 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/sv-benchmarks/c/floats-cbmc-regression/float-no-simp2.i [2019-12-07 14:25:36,368 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data/a6b5b240c/8ef4a564756a4ad6892c9957237ad1cc/FLAG764f83f65 [2019-12-07 14:25:36,377 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/data/a6b5b240c/8ef4a564756a4ad6892c9957237ad1cc [2019-12-07 14:25:36,379 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 14:25:36,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 14:25:36,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 14:25:36,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 14:25:36,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 14:25:36,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:25:36" (1/1) ... [2019-12-07 14:25:36,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c9d862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:36, skipping insertion in model container [2019-12-07 14:25:36,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 02:25:36" (1/1) ... [2019-12-07 14:25:36,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 14:25:36,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 14:25:36,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:25:36,747 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 14:25:36,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 14:25:37,024 INFO L208 MainTranslator]: Completed translation [2019-12-07 14:25:37,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37 WrapperNode [2019-12-07 14:25:37,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 14:25:37,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 14:25:37,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 14:25:37,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 14:25:37,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... [2019-12-07 14:25:37,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... [2019-12-07 14:25:37,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 14:25:37,067 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 14:25:37,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 14:25:37,067 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 14:25:37,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... [2019-12-07 14:25:37,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... [2019-12-07 14:25:37,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... [2019-12-07 14:25:37,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... [2019-12-07 14:25:37,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... [2019-12-07 14:25:37,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... [2019-12-07 14:25:37,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... [2019-12-07 14:25:37,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 14:25:37,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 14:25:37,088 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 14:25:37,088 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 14:25:37,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/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 [2019-12-07 14:25:37,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 14:25:37,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 14:25:38,236 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 14:25:38,236 INFO L287 CfgBuilder]: Removed 4 assume(true) statements. [2019-12-07 14:25:38,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:25:38 BoogieIcfgContainer [2019-12-07 14:25:38,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 14:25:38,238 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 14:25:38,238 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 14:25:38,240 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 14:25:38,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 02:25:36" (1/3) ... [2019-12-07 14:25:38,240 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10e6a25a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:25:38, skipping insertion in model container [2019-12-07 14:25:38,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 02:25:37" (2/3) ... [2019-12-07 14:25:38,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10e6a25a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 02:25:38, skipping insertion in model container [2019-12-07 14:25:38,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:25:38" (3/3) ... [2019-12-07 14:25:38,242 INFO L109 eAbstractionObserver]: Analyzing ICFG float-no-simp2.i [2019-12-07 14:25:38,249 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 14:25:38,253 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 36 error locations. [2019-12-07 14:25:38,261 INFO L249 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2019-12-07 14:25:38,277 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 14:25:38,277 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 14:25:38,277 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 14:25:38,277 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 14:25:38,277 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 14:25:38,277 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 14:25:38,277 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 14:25:38,277 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 14:25:38,292 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states. [2019-12-07 14:25:38,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-07 14:25:38,295 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:25:38,296 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-12-07 14:25:38,296 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:25:38,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:25:38,300 INFO L82 PathProgramCache]: Analyzing trace with hash 925604, now seen corresponding path program 1 times [2019-12-07 14:25:38,307 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:25:38,307 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2085397639] [2019-12-07 14:25:38,308 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/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 [2019-12-07 14:25:38,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:25:38,338 INFO L264 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 14:25:38,341 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:25:38,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:25:38,350 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:25:38,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:25:38,352 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2085397639] [2019-12-07 14:25:38,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:25:38,353 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 14:25:38,354 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194483278] [2019-12-07 14:25:38,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 14:25:38,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:25:38,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 14:25:38,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:25:38,366 INFO L87 Difference]: Start difference. First operand 113 states. Second operand 2 states. [2019-12-07 14:25:38,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:25:38,381 INFO L93 Difference]: Finished difference Result 163 states and 232 transitions. [2019-12-07 14:25:38,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 14:25:38,382 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 4 [2019-12-07 14:25:38,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:25:38,389 INFO L225 Difference]: With dead ends: 163 [2019-12-07 14:25:38,389 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 14:25:38,392 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 14:25:38,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 14:25:38,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2019-12-07 14:25:38,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2019-12-07 14:25:38,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 32 transitions. [2019-12-07 14:25:38,415 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 32 transitions. Word has length 4 [2019-12-07 14:25:38,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:25:38,415 INFO L462 AbstractCegarLoop]: Abstraction has 33 states and 32 transitions. [2019-12-07 14:25:38,415 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 14:25:38,415 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 32 transitions. [2019-12-07 14:25:38,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-07 14:25:38,416 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:25:38,416 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-12-07 14:25:38,617 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 14:25:38,619 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:25:38,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:25:38,620 INFO L82 PathProgramCache]: Analyzing trace with hash 28697799, now seen corresponding path program 1 times [2019-12-07 14:25:38,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:25:38,621 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [632048786] [2019-12-07 14:25:38,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 14:25:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:25:40,116 INFO L264 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 14:25:40,116 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:25:40,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:25:40,169 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:25:40,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-12-07 14:25:40,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:25:40,225 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [632048786] [2019-12-07 14:25:40,225 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:25:40,225 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 5 [2019-12-07 14:25:40,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899763378] [2019-12-07 14:25:40,227 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 14:25:40,227 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:25:40,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 14:25:40,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:25:40,228 INFO L87 Difference]: Start difference. First operand 33 states and 32 transitions. Second operand 5 states. [2019-12-07 14:25:44,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:25:44,011 INFO L93 Difference]: Finished difference Result 33 states and 32 transitions. [2019-12-07 14:25:44,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 14:25:44,030 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 5 [2019-12-07 14:25:44,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:25:44,030 INFO L225 Difference]: With dead ends: 33 [2019-12-07 14:25:44,030 INFO L226 Difference]: Without dead ends: 23 [2019-12-07 14:25:44,031 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-07 14:25:44,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2019-12-07 14:25:44,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2019-12-07 14:25:44,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2019-12-07 14:25:44,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 22 transitions. [2019-12-07 14:25:44,034 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 22 transitions. Word has length 5 [2019-12-07 14:25:44,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:25:44,034 INFO L462 AbstractCegarLoop]: Abstraction has 23 states and 22 transitions. [2019-12-07 14:25:44,034 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 14:25:44,034 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2019-12-07 14:25:44,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 14:25:44,035 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 14:25:44,035 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 14:25:44,235 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 14:25:44,237 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 14:25:44,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 14:25:44,238 INFO L82 PathProgramCache]: Analyzing trace with hash 701957964, now seen corresponding path program 1 times [2019-12-07 14:25:44,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 14:25:44,241 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258955951] [2019-12-07 14:25:44,242 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 14:25:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 14:25:52,758 INFO L264 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 14:25:52,759 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 14:25:58,915 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from false [2019-12-07 14:26:00,933 WARN L860 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (and (not (fp.eq (fp.div roundNearestTiesToEven ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) ULTIMATE.start_main_~f~0)) (let ((.cse0 ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))) (fp.eq (fp.mul roundNearestTiesToEven ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from true [2019-12-07 14:26:00,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:26:00,938 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 14:26:06,576 WARN L192 SmtUtils]: Spent 543.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2019-12-07 14:26:08,930 WARN L860 $PredicateComparison]: unable to prove that (or (fp.eq (fp.div c_currentRoundingMode c_ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) c_ULTIMATE.start_main_~f~0) (not (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (fp.eq (fp.mul c_currentRoundingMode c_ULTIMATE.start_main_~f~0 .cse0) .cse0)))) is different from true [2019-12-07 14:26:10,952 WARN L838 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0))))) is different from false [2019-12-07 14:26:12,974 WARN L860 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0))))) is different from true [2019-12-07 14:26:12,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 14:26:12,980 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [258955951] [2019-12-07 14:26:12,980 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 14:26:12,980 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 8 [2019-12-07 14:26:12,981 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292667334] [2019-12-07 14:26:12,981 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-12-07 14:26:12,981 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 14:26:12,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-12-07 14:26:12,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=17, Unknown=7, NotChecked=30, Total=72 [2019-12-07 14:26:12,982 INFO L87 Difference]: Start difference. First operand 23 states and 22 transitions. Second operand 9 states. [2019-12-07 14:26:15,561 WARN L838 $PredicateComparison]: unable to prove that (and (forall ((ULTIMATE.start_main_~f~0 (_ FloatingPoint 11 53))) (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode (_ bv0 32)))) (or (fp.eq (fp.div c_currentRoundingMode ULTIMATE.start_main_~f~0 ((_ to_fp 11 53) c_currentRoundingMode 1.0)) ULTIMATE.start_main_~f~0) (not (fp.eq (fp.mul c_currentRoundingMode ULTIMATE.start_main_~f~0 .cse0) .cse0)) (not (fp.eq (fp.add c_currentRoundingMode .cse0 ULTIMATE.start_main_~f~0) ULTIMATE.start_main_~f~0))))) (= c_currentRoundingMode roundNearestTiesToEven)) is different from false [2019-12-07 14:26:32,025 WARN L192 SmtUtils]: Spent 10.11 s on a formula simplification. DAG size of input: 17 DAG size of output: 9 [2019-12-07 14:26:48,051 WARN L192 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 15 DAG size of output: 13 [2019-12-07 14:26:51,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 14:26:51,760 INFO L93 Difference]: Finished difference Result 23 states and 22 transitions. [2019-12-07 14:26:51,782 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 14:26:51,782 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 22 [2019-12-07 14:26:51,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 14:26:51,782 INFO L225 Difference]: With dead ends: 23 [2019-12-07 14:26:51,782 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 14:26:51,783 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 46.7s TimeCoverageRelationStatistics Valid=32, Invalid=30, Unknown=10, NotChecked=60, Total=132 [2019-12-07 14:26:51,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 14:26:51,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 14:26:51,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 14:26:51,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 14:26:51,784 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2019-12-07 14:26:51,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 14:26:51,784 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 14:26:51,784 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-12-07 14:26:51,784 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 14:26:51,784 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 14:26:51,984 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 14:26:51,986 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 14:26:51,989 INFO L246 CegarLoopResult]: For program point L993(line 993) no Hoare annotation was computed. [2019-12-07 14:26:51,989 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION(line 1009) no Hoare annotation was computed. [2019-12-07 14:26:51,989 INFO L246 CegarLoopResult]: For program point L993-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,989 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 963) no Hoare annotation was computed. [2019-12-07 14:26:51,989 INFO L246 CegarLoopResult]: For program point L1010(line 1010) no Hoare annotation was computed. [2019-12-07 14:26:51,989 INFO L246 CegarLoopResult]: For program point L977(line 977) no Hoare annotation was computed. [2019-12-07 14:26:51,989 INFO L246 CegarLoopResult]: For program point L1010-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,989 INFO L246 CegarLoopResult]: For program point L977-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point L994(line 994) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point L994-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point L1011(line 1011) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point L978(line 978) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point L1011-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point L978-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION(line 1002) no Hoare annotation was computed. [2019-12-07 14:26:51,990 INFO L246 CegarLoopResult]: For program point L995(line 995) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point L962(line 962) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point L962-1(line 962) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point L995-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point L962-3(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION(line 984) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point L1012(line 1012) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point L1012-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION(line 1001) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point L963(line 963) no Hoare annotation was computed. [2019-12-07 14:26:51,991 INFO L246 CegarLoopResult]: For program point L963-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 977) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point L1013(line 1013) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point L1013-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION(line 994) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION(line 1014) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point L1014(line 1014) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point L981(line 981) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point L1014-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point L981-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point L998(line 998) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point L965(line 965) no Hoare annotation was computed. [2019-12-07 14:26:51,992 INFO L246 CegarLoopResult]: For program point L998-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point L965-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION(line 1003) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION(line 981) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point L1015(line 1015) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point L982(line 982) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point L1015-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point L982-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION(line 998) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point L999(line 999) no Hoare annotation was computed. [2019-12-07 14:26:51,993 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION(line 1016) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point L999-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION(line 978) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point L1016(line 1016) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point L983(line 983) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point L983-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION(line 995) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION(line 1015) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point L1000(line 1000) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point L1000-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION(line 1010) no Hoare annotation was computed. [2019-12-07 14:26:51,994 INFO L246 CegarLoopResult]: For program point L984(line 984) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 965) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point L984-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION(line 990) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point L1001(line 1001) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point L1001-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION(line 982) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point L985(line 985) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point L952(lines 952 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point L985-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point L1002(line 1002) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point L969(line 969) no Hoare annotation was computed. [2019-12-07 14:26:51,995 INFO L246 CegarLoopResult]: For program point L1002-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,996 INFO L246 CegarLoopResult]: For program point L969-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,996 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION(line 999) no Hoare annotation was computed. [2019-12-07 14:26:51,996 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 972) no Hoare annotation was computed. [2019-12-07 14:26:51,996 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 14:26:51,996 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION(line 992) no Hoare annotation was computed. [2019-12-07 14:26:51,996 INFO L246 CegarLoopResult]: For program point L1003(line 1003) no Hoare annotation was computed. [2019-12-07 14:26:51,996 INFO L246 CegarLoopResult]: For program point L1003-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,996 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION(line 1012) no Hoare annotation was computed. [2019-12-07 14:26:51,996 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION(line 1011) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 969) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION(line 991) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point L1004(line 1004) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point L1004-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point L1005(line 1005) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point L972(line 972) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point L1005-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point L972-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION(line 1004) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 976) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION(line 993) no Hoare annotation was computed. [2019-12-07 14:26:51,997 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION(line 1013) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point L990(line 990) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point L990-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 962) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION(line 1008) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point L991(line 991) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point L991-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point L1008(line 1008) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point L1008-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION(line 1005) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point L992(line 992) no Hoare annotation was computed. [2019-12-07 14:26:51,998 INFO L246 CegarLoopResult]: For program point L992-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,999 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION(line 983) no Hoare annotation was computed. [2019-12-07 14:26:51,999 INFO L246 CegarLoopResult]: For program point L1009(line 1009) no Hoare annotation was computed. [2019-12-07 14:26:51,999 INFO L246 CegarLoopResult]: For program point L976(line 976) no Hoare annotation was computed. [2019-12-07 14:26:51,999 INFO L246 CegarLoopResult]: For program point L1009-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,999 INFO L246 CegarLoopResult]: For program point L976-2(lines 953 1017) no Hoare annotation was computed. [2019-12-07 14:26:51,999 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION(line 1000) no Hoare annotation was computed. [2019-12-07 14:26:52,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 02:26:52 BoogieIcfgContainer [2019-12-07 14:26:52,003 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 14:26:52,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 14:26:52,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 14:26:52,004 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 14:26:52,004 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 02:25:38" (3/4) ... [2019-12-07 14:26:52,006 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 14:26:52,016 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-12-07 14:26:52,016 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 14:26:52,016 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 14:26:52,064 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_332b0484-2c2f-4dbd-b45a-4e5f118fe56f/bin/uautomizer/witness.graphml [2019-12-07 14:26:52,064 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 14:26:52,065 INFO L168 Benchmark]: Toolchain (without parser) took 75685.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 945.7 MB in the beginning and 904.2 MB in the end (delta: 41.5 MB). Peak memory consumption was 178.3 MB. Max. memory is 11.5 GB. [2019-12-07 14:26:52,065 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:26:52,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 945.7 MB in the beginning and 1.0 GB in the end (delta: -81.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 11.5 GB. [2019-12-07 14:26:52,066 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:26:52,066 INFO L168 Benchmark]: Boogie Preprocessor took 20.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 14:26:52,066 INFO L168 Benchmark]: RCFGBuilder took 1149.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 987.8 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:26:52,066 INFO L168 Benchmark]: TraceAbstraction took 73765.54 ms. Allocated memory is still 1.2 GB. Free memory was 987.8 MB in the beginning and 911.0 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. [2019-12-07 14:26:52,067 INFO L168 Benchmark]: Witness Printer took 60.71 ms. Allocated memory is still 1.2 GB. Free memory was 911.0 MB in the beginning and 904.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 14:26:52,068 INFO L335 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 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 644.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 945.7 MB in the beginning and 1.0 GB in the end (delta: -81.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.81 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1149.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 987.8 MB in the end (delta: 38.9 MB). Peak memory consumption was 38.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 73765.54 ms. Allocated memory is still 1.2 GB. Free memory was 987.8 MB in the beginning and 911.0 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 11.5 GB. * Witness Printer took 60.71 ms. Allocated memory is still 1.2 GB. Free memory was 911.0 MB in the beginning and 904.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 963]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 981]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1003]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 992]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 994]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 969]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1001]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 999]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1015]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 998]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1005]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 976]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1013]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1009]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 990]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 984]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 982]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1011]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1002]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 978]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 993]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1000]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 995]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 962]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 965]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 985]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1008]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1014]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 972]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 977]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1004]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1016]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 983]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 991]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1010]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1012]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 113 locations, 36 error locations. Result: SAFE, OverallTime: 73.7s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 42.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 56 SDtfs, 77 SDslu, 2 SDs, 0 SdLazy, 44 SolverSat, 5 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 11.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 46 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 46.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 0 LocationsWithAnnotation, 0 PreInvPairs, 0 NumberOfFragments, 0 HoareAnnotationTreeSize, 0 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 0 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 9.8s SatisfiabilityAnalysisTime, 20.4s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 56 ConstructedInterpolants, 4 QuantifiedInterpolants, 12479 SizeOfPredicates, 6 NumberOfNonLiveVariables, 46 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...