./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f3f9d32da1177faed7c14092606e9e023b39ad9852c24cd1dd4f6372eee72684 ....................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f3f9d32da1177faed7c14092606e9e023b39ad9852c24cd1dd4f6372eee72684 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:59:18,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:59:18,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:59:18,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:59:18,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:59:18,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:59:18,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:59:18,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:59:18,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:59:18,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:59:18,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:59:18,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:59:18,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:59:18,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:59:18,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:59:18,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:59:18,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:59:18,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:59:18,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:59:18,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:59:18,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:59:18,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:59:18,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:59:18,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:59:18,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:59:18,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:59:18,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:59:18,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:59:18,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:59:18,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:59:18,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:59:18,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:59:18,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:59:18,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:59:18,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:59:18,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:59:18,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:59:18,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:59:18,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:59:18,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:59:18,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:59:18,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:59:18,263 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:59:18,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:59:18,280 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:59:18,280 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:59:18,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:59:18,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:59:18,283 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:59:18,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:59:18,284 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:59:18,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:59:18,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:59:18,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:59:18,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:59:18,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:59:18,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:59:18,287 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:59:18,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:59:18,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:59:18,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:59:18,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:59:18,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:59:18,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:59:18,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:59:18,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:59:18,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:59:18,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:59:18,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:59:18,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:59:18,291 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:59:18,292 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:59:18,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:59:18,293 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:59:18,293 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3f9d32da1177faed7c14092606e9e023b39ad9852c24cd1dd4f6372eee72684 [2021-10-28 09:59:18,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:59:18,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:59:18,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:59:18,612 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:59:18,612 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:59:18,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2021-10-28 09:59:18,689 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data/e9750a43d/e7566e477eef43518a60254ac38c1a2c/FLAG7bd6c292a [2021-10-28 09:59:19,245 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:59:19,246 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2021-10-28 09:59:19,256 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data/e9750a43d/e7566e477eef43518a60254ac38c1a2c/FLAG7bd6c292a [2021-10-28 09:59:19,537 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data/e9750a43d/e7566e477eef43518a60254ac38c1a2c [2021-10-28 09:59:19,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:59:19,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:59:19,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:59:19,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:59:19,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:59:19,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:59:19" (1/1) ... [2021-10-28 09:59:19,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ef56fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:19, skipping insertion in model container [2021-10-28 09:59:19,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:59:19" (1/1) ... [2021-10-28 09:59:19,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:59:19,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:59:19,909 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1686) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$41(StandardFunctionHandler.java:360) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1984) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1613) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) 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.visit(CHandler.java:1590) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) 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:1436) 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:3224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-28 09:59:19,915 INFO L168 Benchmark]: Toolchain (without parser) took 363.63 ms. Allocated memory is still 104.9 MB. Free memory was 61.9 MB in the beginning and 79.6 MB in the end (delta: -17.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:59:19,916 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 104.9 MB. Free memory is still 78.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:59:19,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.75 ms. Allocated memory is still 104.9 MB. Free memory was 61.7 MB in the beginning and 79.6 MB in the end (delta: -18.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:59:19,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 104.9 MB. Free memory is still 78.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 358.75 ms. Allocated memory is still 104.9 MB. Free memory was 61.7 MB in the beginning and 79.6 MB in the end (delta: -18.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:59:22,426 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:59:22,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:59:22,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:59:22,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:59:22,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:59:22,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:59:22,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:59:22,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:59:22,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:59:22,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:59:22,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:59:22,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:59:22,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:59:22,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:59:22,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:59:22,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:59:22,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:59:22,484 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:59:22,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:59:22,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:59:22,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:59:22,492 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:59:22,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:59:22,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:59:22,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:59:22,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:59:22,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:59:22,499 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:59:22,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:59:22,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:59:22,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:59:22,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:59:22,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:59:22,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:59:22,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:59:22,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:59:22,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:59:22,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:59:22,509 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:59:22,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:59:22,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-28 09:59:22,543 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:59:22,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:59:22,544 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:59:22,544 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:59:22,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:59:22,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:59:22,546 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:59:22,547 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:59:22,547 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:59:22,548 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:59:22,548 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:59:22,548 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:59:22,549 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:59:22,549 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:59:22,549 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:59:22,550 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:59:22,550 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:59:22,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:59:22,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:59:22,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:59:22,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:59:22,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:59:22,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:59:22,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:59:22,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:59:22,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:59:22,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:59:22,557 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:59:22,558 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:59:22,558 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:59:22,559 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:59:22,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:59:22,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:59:22,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:59:22,559 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3f9d32da1177faed7c14092606e9e023b39ad9852c24cd1dd4f6372eee72684 [2021-10-28 09:59:22,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:59:22,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:59:22,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:59:22,949 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:59:22,954 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:59:22,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2021-10-28 09:59:23,032 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data/d08fb98bb/07d0ba71e77d435fbdb22150cd69dda3/FLAGca3af5ecd [2021-10-28 09:59:23,777 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:59:23,778 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c [2021-10-28 09:59:23,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data/d08fb98bb/07d0ba71e77d435fbdb22150cd69dda3/FLAGca3af5ecd [2021-10-28 09:59:24,079 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/data/d08fb98bb/07d0ba71e77d435fbdb22150cd69dda3 [2021-10-28 09:59:24,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:59:24,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:59:24,093 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:59:24,093 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:59:24,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:59:24,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:24,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fce7b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24, skipping insertion in model container [2021-10-28 09:59:24,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:24,110 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:59:24,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:59:24,574 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c[13946,13959] [2021-10-28 09:59:24,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:59:24,591 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:59:24,766 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/sv-benchmarks/c/float-newlib/double_req_bl_0873a.c[13946,13959] [2021-10-28 09:59:24,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:59:24,798 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:59:24,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24 WrapperNode [2021-10-28 09:59:24,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:59:24,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:59:24,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:59:24,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:59:24,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:24,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:24,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:59:24,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:59:24,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:59:24,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:59:24,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:24,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:24,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:24,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:24,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:25,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:25,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:25,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:59:25,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:59:25,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:59:25,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:59:25,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (1/1) ... [2021-10-28 09:59:25,087 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:59:25,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:59:25,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:59:25,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:59:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-10-28 09:59:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-10-28 09:59:25,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-28 09:59:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:59:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-10-28 09:59:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-28 09:59:25,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:59:25,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:59:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-28 09:59:25,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 10:00:28,748 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 10:00:28,749 INFO L299 CfgBuilder]: Removed 88 assume(true) statements. [2021-10-28 10:00:28,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:00:28 BoogieIcfgContainer [2021-10-28 10:00:28,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 10:00:28,760 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 10:00:28,760 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 10:00:28,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 10:00:28,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:59:24" (1/3) ... [2021-10-28 10:00:28,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10dba50c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:00:28, skipping insertion in model container [2021-10-28 10:00:28,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:59:24" (2/3) ... [2021-10-28 10:00:28,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10dba50c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:00:28, skipping insertion in model container [2021-10-28 10:00:28,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:00:28" (3/3) ... [2021-10-28 10:00:28,773 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0873a.c [2021-10-28 10:00:28,782 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 10:00:28,783 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 10:00:28,867 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 10:00:28,880 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 10:00:28,881 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 10:00:28,934 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 208 states have (on average 1.7259615384615385) internal successors, (359), 209 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:00:28,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-28 10:00:28,940 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 10:00:28,941 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 10:00:28,942 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 10:00:28,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 10:00:28,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2021-10-28 10:00:28,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 10:00:28,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187285860] [2021-10-28 10:00:28,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 10:00:28,963 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 10:00:28,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 10:00:28,965 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 10:00:28,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 10:00:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 10:00:29,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-28 10:00:29,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 10:00:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 10:00:29,783 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 10:00:30,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 10:00:30,070 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 10:00:30,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187285860] [2021-10-28 10:00:30,071 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187285860] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 10:00:30,071 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 10:00:30,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-28 10:00:30,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251971609] [2021-10-28 10:00:30,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 10:00:30,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 10:00:30,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 10:00:30,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 10:00:30,118 INFO L87 Difference]: Start difference. First operand has 210 states, 208 states have (on average 1.7259615384615385) internal successors, (359), 209 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:00:30,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 10:00:30,192 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2021-10-28 10:00:30,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 10:00:30,194 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-10-28 10:00:30,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 10:00:30,210 INFO L225 Difference]: With dead ends: 418 [2021-10-28 10:00:30,210 INFO L226 Difference]: Without dead ends: 207 [2021-10-28 10:00:30,215 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 10:00:30,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2021-10-28 10:00:30,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2021-10-28 10:00:30,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 206 states have (on average 1.383495145631068) internal successors, (285), 206 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:00:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2021-10-28 10:00:30,284 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2021-10-28 10:00:30,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 10:00:30,285 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2021-10-28 10:00:30,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:00:30,286 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2021-10-28 10:00:30,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-28 10:00:30,287 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 10:00:30,287 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 10:00:30,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 10:00:30,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 10:00:30,507 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 10:00:30,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 10:00:30,507 INFO L85 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2021-10-28 10:00:30,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 10:00:30,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1498982660] [2021-10-28 10:00:30,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 10:00:30,510 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 10:00:30,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 10:00:30,517 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 10:00:30,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-28 10:00:30,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 10:00:31,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 10:00:31,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 10:00:33,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 10:00:33,115 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 10:00:36,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 10:00:36,548 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 10:00:36,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1498982660] [2021-10-28 10:00:36,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1498982660] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 10:00:36,549 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 10:00:36,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-28 10:00:36,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526103131] [2021-10-28 10:00:36,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 10:00:36,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 10:00:36,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 10:00:36,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 10:00:36,554 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:00:47,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 10:00:47,607 INFO L93 Difference]: Finished difference Result 332 states and 449 transitions. [2021-10-28 10:00:47,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 10:00:47,742 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-28 10:00:47,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 10:00:47,747 INFO L225 Difference]: With dead ends: 332 [2021-10-28 10:00:47,747 INFO L226 Difference]: Without dead ends: 137 [2021-10-28 10:00:47,749 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-28 10:00:47,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-28 10:00:47,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 133. [2021-10-28 10:00:47,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 132 states have (on average 1.2575757575757576) internal successors, (166), 132 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:00:47,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 166 transitions. [2021-10-28 10:00:47,764 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 166 transitions. Word has length 11 [2021-10-28 10:00:47,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 10:00:47,764 INFO L470 AbstractCegarLoop]: Abstraction has 133 states and 166 transitions. [2021-10-28 10:00:47,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:00:47,765 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 166 transitions. [2021-10-28 10:00:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-28 10:00:47,766 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 10:00:47,766 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 10:00:47,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-28 10:00:47,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 10:00:47,987 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 10:00:47,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 10:00:47,988 INFO L85 PathProgramCache]: Analyzing trace with hash -305805344, now seen corresponding path program 1 times [2021-10-28 10:00:47,988 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 10:00:47,988 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [679460629] [2021-10-28 10:00:47,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 10:00:47,989 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 10:00:47,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 10:00:47,990 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 10:00:47,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-28 10:00:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 10:00:48,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 10:00:48,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 10:00:49,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 10:00:49,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 10:00:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 10:00:50,334 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 10:00:50,334 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [679460629] [2021-10-28 10:00:50,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [679460629] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 10:00:50,335 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 10:00:50,335 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-28 10:00:50,335 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342072298] [2021-10-28 10:00:50,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 10:00:50,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 10:00:50,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 10:00:50,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 10:00:50,337 INFO L87 Difference]: Start difference. First operand 133 states and 166 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:02:23,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 10:02:23,626 INFO L93 Difference]: Finished difference Result 141 states and 172 transitions. [2021-10-28 10:02:23,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 10:02:23,660 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-10-28 10:02:23,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 10:02:23,661 INFO L225 Difference]: With dead ends: 141 [2021-10-28 10:02:23,661 INFO L226 Difference]: Without dead ends: 137 [2021-10-28 10:02:23,662 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 10:02:23,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-10-28 10:02:23,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 133. [2021-10-28 10:02:23,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 132 states have (on average 1.2424242424242424) internal successors, (164), 132 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:02:23,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 164 transitions. [2021-10-28 10:02:23,677 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 164 transitions. Word has length 13 [2021-10-28 10:02:23,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 10:02:23,678 INFO L470 AbstractCegarLoop]: Abstraction has 133 states and 164 transitions. [2021-10-28 10:02:23,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:02:23,679 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 164 transitions. [2021-10-28 10:02:23,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-28 10:02:23,679 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 10:02:23,680 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 10:02:23,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-10-28 10:02:23,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 10:02:23,896 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 10:02:23,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 10:02:23,897 INFO L85 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2021-10-28 10:02:23,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 10:02:23,898 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [347021704] [2021-10-28 10:02:23,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 10:02:23,898 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 10:02:23,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 10:02:23,899 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 10:02:23,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-28 10:02:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 10:02:24,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-28 10:02:24,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 10:02:24,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 51 [2021-10-28 10:02:27,468 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 10:02:27,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 74 [2021-10-28 10:02:28,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 15 [2021-10-28 10:02:32,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 10:02:32,784 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 10:02:39,358 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 10:02:39,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 95 treesize of output 94 [2021-10-28 10:02:39,590 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 10:02:39,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 98 [2021-10-28 10:02:39,871 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 10:02:39,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 89 treesize of output 91 [2021-10-28 10:02:41,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-10-28 10:02:47,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 10:02:47,477 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 10:02:47,477 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [347021704] [2021-10-28 10:02:47,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [347021704] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 10:02:47,478 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 10:02:47,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-28 10:02:47,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686127895] [2021-10-28 10:02:47,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 10:02:47,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 10:02:47,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 10:02:47,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-28 10:02:47,481 INFO L87 Difference]: Start difference. First operand 133 states and 164 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:02:50,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 10:02:50,819 INFO L93 Difference]: Finished difference Result 136 states and 168 transitions. [2021-10-28 10:02:50,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 10:02:50,821 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-10-28 10:02:50,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 10:02:50,821 INFO L225 Difference]: With dead ends: 136 [2021-10-28 10:02:50,821 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 10:02:50,826 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-10-28 10:02:50,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 10:02:50,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 10:02:50,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:02:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 10:02:50,827 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-10-28 10:02:50,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 10:02:50,827 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 10:02:50,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 10:02:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 10:02:50,828 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 10:02:50,830 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 10:02:50,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-10-28 10:02:51,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 10:02:51,033 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 10:02:51,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:51,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 10:02:53,040 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 367) no Hoare annotation was computed. [2021-10-28 10:02:53,040 INFO L857 garLoopResultBuilder]: For program point L168(lines 168 169) no Hoare annotation was computed. [2021-10-28 10:02:53,041 INFO L857 garLoopResultBuilder]: For program point L168-2(lines 168 169) no Hoare annotation was computed. [2021-10-28 10:02:53,041 INFO L857 garLoopResultBuilder]: For program point L367(line 367) no Hoare annotation was computed. [2021-10-28 10:02:53,041 INFO L857 garLoopResultBuilder]: For program point L301(lines 301 309) no Hoare annotation was computed. [2021-10-28 10:02:53,042 INFO L857 garLoopResultBuilder]: For program point L367-2(line 367) no Hoare annotation was computed. [2021-10-28 10:02:53,042 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 103 108) no Hoare annotation was computed. [2021-10-28 10:02:53,043 INFO L853 garLoopResultBuilder]: At program point L103-2(lines 103 108) the Hoare annotation is: false [2021-10-28 10:02:53,043 INFO L853 garLoopResultBuilder]: At program point L37(lines 19 38) the Hoare annotation is: false [2021-10-28 10:02:53,043 INFO L857 garLoopResultBuilder]: For program point L103-3(lines 97 205) no Hoare annotation was computed. [2021-10-28 10:02:53,044 INFO L853 garLoopResultBuilder]: At program point L37-1(lines 19 38) the Hoare annotation is: false [2021-10-28 10:02:53,044 INFO L853 garLoopResultBuilder]: At program point L37-2(lines 19 38) the Hoare annotation is: false [2021-10-28 10:02:53,044 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 501) no Hoare annotation was computed. [2021-10-28 10:02:53,044 INFO L857 garLoopResultBuilder]: For program point L303(lines 303 304) no Hoare annotation was computed. [2021-10-28 10:02:53,045 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 510) no Hoare annotation was computed. [2021-10-28 10:02:53,045 INFO L857 garLoopResultBuilder]: For program point L503-2(lines 496 510) no Hoare annotation was computed. [2021-10-28 10:02:53,045 INFO L857 garLoopResultBuilder]: For program point L305(lines 305 309) no Hoare annotation was computed. [2021-10-28 10:02:53,046 INFO L857 garLoopResultBuilder]: For program point L504(lines 504 509) no Hoare annotation was computed. [2021-10-28 10:02:53,046 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 308) no Hoare annotation was computed. [2021-10-28 10:02:53,046 INFO L857 garLoopResultBuilder]: For program point L374-1(lines 374 379) no Hoare annotation was computed. [2021-10-28 10:02:53,047 INFO L853 garLoopResultBuilder]: At program point L374-2(lines 374 379) the Hoare annotation is: false [2021-10-28 10:02:53,047 INFO L857 garLoopResultBuilder]: For program point L374-3(lines 374 379) no Hoare annotation was computed. [2021-10-28 10:02:53,047 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 508) no Hoare annotation was computed. [2021-10-28 10:02:53,047 INFO L857 garLoopResultBuilder]: For program point L178(lines 178 192) no Hoare annotation was computed. [2021-10-28 10:02:53,048 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 46 51) no Hoare annotation was computed. [2021-10-28 10:02:53,048 INFO L853 garLoopResultBuilder]: At program point L46-2(lines 46 51) the Hoare annotation is: false [2021-10-28 10:02:53,048 INFO L857 garLoopResultBuilder]: For program point L46-3(lines 46 51) no Hoare annotation was computed. [2021-10-28 10:02:53,049 INFO L857 garLoopResultBuilder]: For program point L443-1(lines 443 448) no Hoare annotation was computed. [2021-10-28 10:02:53,049 INFO L853 garLoopResultBuilder]: At program point L443-2(lines 443 448) the Hoare annotation is: false [2021-10-28 10:02:53,049 INFO L857 garLoopResultBuilder]: For program point L443-3(lines 443 448) no Hoare annotation was computed. [2021-10-28 10:02:53,050 INFO L857 garLoopResultBuilder]: For program point L180(lines 180 191) no Hoare annotation was computed. [2021-10-28 10:02:53,050 INFO L857 garLoopResultBuilder]: For program point L114(lines 114 119) no Hoare annotation was computed. [2021-10-28 10:02:53,050 INFO L857 garLoopResultBuilder]: For program point L114-2(lines 114 119) no Hoare annotation was computed. [2021-10-28 10:02:53,050 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 580) no Hoare annotation was computed. [2021-10-28 10:02:53,051 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 334) no Hoare annotation was computed. [2021-10-28 10:02:53,051 INFO L857 garLoopResultBuilder]: For program point L115(lines 115 118) no Hoare annotation was computed. [2021-10-28 10:02:53,051 INFO L857 garLoopResultBuilder]: For program point L578(line 578) no Hoare annotation was computed. [2021-10-28 10:02:53,052 INFO L857 garLoopResultBuilder]: For program point L314(lines 314 321) no Hoare annotation was computed. [2021-10-28 10:02:53,052 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 190) no Hoare annotation was computed. [2021-10-28 10:02:53,052 INFO L857 garLoopResultBuilder]: For program point L315(lines 315 320) no Hoare annotation was computed. [2021-10-28 10:02:53,052 INFO L857 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2021-10-28 10:02:53,053 INFO L857 garLoopResultBuilder]: For program point L515(lines 515 529) no Hoare annotation was computed. [2021-10-28 10:02:53,053 INFO L857 garLoopResultBuilder]: For program point L515-2(lines 515 529) no Hoare annotation was computed. [2021-10-28 10:02:53,053 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 320) no Hoare annotation was computed. [2021-10-28 10:02:53,054 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 190) no Hoare annotation was computed. [2021-10-28 10:02:53,054 INFO L857 garLoopResultBuilder]: For program point L53(lines 53 65) no Hoare annotation was computed. [2021-10-28 10:02:53,054 INFO L857 garLoopResultBuilder]: For program point L53-2(lines 44 94) no Hoare annotation was computed. [2021-10-28 10:02:53,055 INFO L860 garLoopResultBuilder]: At program point L582(lines 564 583) the Hoare annotation is: true [2021-10-28 10:02:53,055 INFO L857 garLoopResultBuilder]: For program point L318(line 318) no Hoare annotation was computed. [2021-10-28 10:02:53,055 INFO L857 garLoopResultBuilder]: For program point L318-2(line 318) no Hoare annotation was computed. [2021-10-28 10:02:53,055 INFO L857 garLoopResultBuilder]: For program point L186(lines 186 187) no Hoare annotation was computed. [2021-10-28 10:02:53,056 INFO L857 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2021-10-28 10:02:53,056 INFO L857 garLoopResultBuilder]: For program point L54(lines 54 55) no Hoare annotation was computed. [2021-10-28 10:02:53,056 INFO L857 garLoopResultBuilder]: For program point L385(lines 385 393) no Hoare annotation was computed. [2021-10-28 10:02:53,057 INFO L857 garLoopResultBuilder]: For program point L385-1(lines 385 393) no Hoare annotation was computed. [2021-10-28 10:02:53,057 INFO L857 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2021-10-28 10:02:53,057 INFO L857 garLoopResultBuilder]: For program point L320-2(line 320) no Hoare annotation was computed. [2021-10-28 10:02:53,057 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 133) no Hoare annotation was computed. [2021-10-28 10:02:53,058 INFO L857 garLoopResultBuilder]: For program point L122-2(lines 122 133) no Hoare annotation was computed. [2021-10-28 10:02:53,058 INFO L857 garLoopResultBuilder]: For program point L519-1(lines 519 524) no Hoare annotation was computed. [2021-10-28 10:02:53,058 INFO L853 garLoopResultBuilder]: At program point L519-2(lines 519 524) the Hoare annotation is: false [2021-10-28 10:02:53,059 INFO L857 garLoopResultBuilder]: For program point L519-3(lines 519 524) no Hoare annotation was computed. [2021-10-28 10:02:53,059 INFO L853 garLoopResultBuilder]: At program point L123-2(lines 123 127) the Hoare annotation is: false [2021-10-28 10:02:53,059 INFO L857 garLoopResultBuilder]: For program point L123-3(lines 123 127) no Hoare annotation was computed. [2021-10-28 10:02:53,060 INFO L857 garLoopResultBuilder]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2021-10-28 10:02:53,060 INFO L853 garLoopResultBuilder]: At program point L57-2(lines 57 61) the Hoare annotation is: false [2021-10-28 10:02:53,060 INFO L857 garLoopResultBuilder]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2021-10-28 10:02:53,060 INFO L857 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2021-10-28 10:02:53,061 INFO L857 garLoopResultBuilder]: For program point L322(lines 322 327) no Hoare annotation was computed. [2021-10-28 10:02:53,061 INFO L853 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2021-10-28 10:02:53,061 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 10:02:53,062 INFO L857 garLoopResultBuilder]: For program point L455-1(lines 455 460) no Hoare annotation was computed. [2021-10-28 10:02:53,062 INFO L853 garLoopResultBuilder]: At program point L455-2(lines 455 460) the Hoare annotation is: false [2021-10-28 10:02:53,062 INFO L857 garLoopResultBuilder]: For program point L455-3(lines 455 460) no Hoare annotation was computed. [2021-10-28 10:02:53,062 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 326) no Hoare annotation was computed. [2021-10-28 10:02:53,063 INFO L857 garLoopResultBuilder]: For program point L128-2(lines 128 129) no Hoare annotation was computed. [2021-10-28 10:02:53,063 INFO L853 garLoopResultBuilder]: At program point L128-3(lines 128 129) the Hoare annotation is: false [2021-10-28 10:02:53,063 INFO L857 garLoopResultBuilder]: For program point L128-4(lines 128 129) no Hoare annotation was computed. [2021-10-28 10:02:53,064 INFO L857 garLoopResultBuilder]: For program point L195(lines 195 196) no Hoare annotation was computed. [2021-10-28 10:02:53,064 INFO L857 garLoopResultBuilder]: For program point L195-2(lines 195 196) no Hoare annotation was computed. [2021-10-28 10:02:53,064 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 64) no Hoare annotation was computed. [2021-10-28 10:02:53,065 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2021-10-28 10:02:53,065 INFO L857 garLoopResultBuilder]: For program point L526-2(lines 526 527) no Hoare annotation was computed. [2021-10-28 10:02:53,065 INFO L857 garLoopResultBuilder]: For program point L328(lines 328 329) no Hoare annotation was computed. [2021-10-28 10:02:53,065 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 10:02:53,066 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 578) no Hoare annotation was computed. [2021-10-28 10:02:53,066 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 333) no Hoare annotation was computed. [2021-10-28 10:02:53,066 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 203) no Hoare annotation was computed. [2021-10-28 10:02:53,067 INFO L853 garLoopResultBuilder]: At program point L198-2(lines 198 203) the Hoare annotation is: false [2021-10-28 10:02:53,067 INFO L857 garLoopResultBuilder]: For program point L198-3(lines 198 203) no Hoare annotation was computed. [2021-10-28 10:02:53,067 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 332) no Hoare annotation was computed. [2021-10-28 10:02:53,068 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 406) no Hoare annotation was computed. [2021-10-28 10:02:53,068 INFO L857 garLoopResultBuilder]: For program point L531-1(lines 531 536) no Hoare annotation was computed. [2021-10-28 10:02:53,068 INFO L853 garLoopResultBuilder]: At program point L531-2(lines 531 536) the Hoare annotation is: false [2021-10-28 10:02:53,068 INFO L857 garLoopResultBuilder]: For program point L531-3(lines 531 536) no Hoare annotation was computed. [2021-10-28 10:02:53,069 INFO L857 garLoopResultBuilder]: For program point L69(lines 69 70) no Hoare annotation was computed. [2021-10-28 10:02:53,069 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 406) no Hoare annotation was computed. [2021-10-28 10:02:53,069 INFO L857 garLoopResultBuilder]: For program point L136(lines 136 139) no Hoare annotation was computed. [2021-10-28 10:02:53,069 INFO L857 garLoopResultBuilder]: For program point L136-2(lines 136 139) no Hoare annotation was computed. [2021-10-28 10:02:53,070 INFO L857 garLoopResultBuilder]: For program point L467-1(lines 467 472) no Hoare annotation was computed. [2021-10-28 10:02:53,070 INFO L853 garLoopResultBuilder]: At program point L467-2(lines 467 472) the Hoare annotation is: false [2021-10-28 10:02:53,070 INFO L857 garLoopResultBuilder]: For program point L467-3(lines 467 472) no Hoare annotation was computed. [2021-10-28 10:02:53,071 INFO L857 garLoopResultBuilder]: For program point L71(lines 71 79) no Hoare annotation was computed. [2021-10-28 10:02:53,071 INFO L857 garLoopResultBuilder]: For program point L270-1(lines 270 275) no Hoare annotation was computed. [2021-10-28 10:02:53,071 INFO L853 garLoopResultBuilder]: At program point L270-2(lines 270 275) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= ULTIMATE.start___ieee754_pow_~y (fp.div currentRoundingMode .cse0 (_ +zero 11 53))) (= (fp.neg .cse0) ULTIMATE.start___ieee754_pow_~x)))) (= ~one_pow~0 ((_ to_fp 11 53) currentRoundingMode 1.0))) [2021-10-28 10:02:53,071 INFO L853 garLoopResultBuilder]: At program point L204(lines 97 205) the Hoare annotation is: false [2021-10-28 10:02:53,072 INFO L857 garLoopResultBuilder]: For program point L72-1(lines 72 77) no Hoare annotation was computed. [2021-10-28 10:02:53,072 INFO L853 garLoopResultBuilder]: At program point L72-2(lines 72 77) the Hoare annotation is: false [2021-10-28 10:02:53,072 INFO L857 garLoopResultBuilder]: For program point L72-3(lines 72 77) no Hoare annotation was computed. [2021-10-28 10:02:53,073 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 351) no Hoare annotation was computed. [2021-10-28 10:02:53,073 INFO L857 garLoopResultBuilder]: For program point L338-2(lines 263 562) no Hoare annotation was computed. [2021-10-28 10:02:53,073 INFO L857 garLoopResultBuilder]: For program point L339(lines 339 350) no Hoare annotation was computed. [2021-10-28 10:02:53,073 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 208 212) no Hoare annotation was computed. [2021-10-28 10:02:53,074 INFO L853 garLoopResultBuilder]: At program point L208-2(lines 208 212) the Hoare annotation is: false [2021-10-28 10:02:53,074 INFO L857 garLoopResultBuilder]: For program point L407(lines 407 412) no Hoare annotation was computed. [2021-10-28 10:02:53,074 INFO L857 garLoopResultBuilder]: For program point L407-1(lines 381 474) no Hoare annotation was computed. [2021-10-28 10:02:53,075 INFO L857 garLoopResultBuilder]: For program point L341(lines 341 342) no Hoare annotation was computed. [2021-10-28 10:02:53,075 INFO L857 garLoopResultBuilder]: For program point L407-2(lines 407 412) no Hoare annotation was computed. [2021-10-28 10:02:53,075 INFO L857 garLoopResultBuilder]: For program point L341-2(lines 339 350) no Hoare annotation was computed. [2021-10-28 10:02:53,075 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 281) no Hoare annotation was computed. [2021-10-28 10:02:53,076 INFO L857 garLoopResultBuilder]: For program point L276-1(lines 263 562) no Hoare annotation was computed. [2021-10-28 10:02:53,076 INFO L857 garLoopResultBuilder]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2021-10-28 10:02:53,076 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2021-10-28 10:02:53,076 INFO L857 garLoopResultBuilder]: For program point L344(lines 344 347) no Hoare annotation was computed. [2021-10-28 10:02:53,077 INFO L857 garLoopResultBuilder]: For program point L80(lines 80 85) no Hoare annotation was computed. [2021-10-28 10:02:53,077 INFO L857 garLoopResultBuilder]: For program point L477(lines 477 478) no Hoare annotation was computed. [2021-10-28 10:02:53,077 INFO L857 garLoopResultBuilder]: For program point L477-2(lines 477 478) no Hoare annotation was computed. [2021-10-28 10:02:53,077 INFO L857 garLoopResultBuilder]: For program point L213(lines 213 218) no Hoare annotation was computed. [2021-10-28 10:02:53,078 INFO L857 garLoopResultBuilder]: For program point L213-1(lines 206 220) no Hoare annotation was computed. [2021-10-28 10:02:53,078 INFO L857 garLoopResultBuilder]: For program point L213-2(lines 213 218) no Hoare annotation was computed. [2021-10-28 10:02:53,078 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 157) the Hoare annotation is: false [2021-10-28 10:02:53,078 INFO L857 garLoopResultBuilder]: For program point L81(lines 81 84) no Hoare annotation was computed. [2021-10-28 10:02:53,079 INFO L857 garLoopResultBuilder]: For program point L147-3(lines 147 157) no Hoare annotation was computed. [2021-10-28 10:02:53,079 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 347) no Hoare annotation was computed. [2021-10-28 10:02:53,079 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2021-10-28 10:02:53,079 INFO L857 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2021-10-28 10:02:53,080 INFO L857 garLoopResultBuilder]: For program point L546-1(lines 546 550) no Hoare annotation was computed. [2021-10-28 10:02:53,080 INFO L853 garLoopResultBuilder]: At program point L546-2(lines 546 550) the Hoare annotation is: false [2021-10-28 10:02:53,080 INFO L857 garLoopResultBuilder]: For program point L546-3(lines 546 550) no Hoare annotation was computed. [2021-10-28 10:02:53,080 INFO L857 garLoopResultBuilder]: For program point L481-1(lines 481 486) no Hoare annotation was computed. [2021-10-28 10:02:53,081 INFO L853 garLoopResultBuilder]: At program point L481-2(lines 481 486) the Hoare annotation is: false [2021-10-28 10:02:53,081 INFO L857 garLoopResultBuilder]: For program point L481-3(lines 481 486) no Hoare annotation was computed. [2021-10-28 10:02:53,081 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 10:02:53,081 INFO L857 garLoopResultBuilder]: For program point L285(lines 285 286) no Hoare annotation was computed. [2021-10-28 10:02:53,082 INFO L853 garLoopResultBuilder]: At program point L219(lines 206 220) the Hoare annotation is: false [2021-10-28 10:02:53,082 INFO L857 garLoopResultBuilder]: For program point L87-1(lines 87 92) no Hoare annotation was computed. [2021-10-28 10:02:53,082 INFO L853 garLoopResultBuilder]: At program point L87-2(lines 87 92) the Hoare annotation is: false [2021-10-28 10:02:53,082 INFO L857 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-10-28 10:02:53,083 INFO L857 garLoopResultBuilder]: For program point L87-3(lines 87 92) no Hoare annotation was computed. [2021-10-28 10:02:53,083 INFO L853 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-10-28 10:02:53,083 INFO L857 garLoopResultBuilder]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2021-10-28 10:02:53,083 INFO L853 garLoopResultBuilder]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2021-10-28 10:02:53,084 INFO L857 garLoopResultBuilder]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2021-10-28 10:02:53,084 INFO L853 garLoopResultBuilder]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2021-10-28 10:02:53,084 INFO L857 garLoopResultBuilder]: For program point L418-1(lines 418 423) no Hoare annotation was computed. [2021-10-28 10:02:53,084 INFO L853 garLoopResultBuilder]: At program point L418-2(lines 418 423) the Hoare annotation is: false [2021-10-28 10:02:53,085 INFO L857 garLoopResultBuilder]: For program point L418-3(lines 418 423) no Hoare annotation was computed. [2021-10-28 10:02:53,085 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2021-10-28 10:02:53,085 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 294) no Hoare annotation was computed. [2021-10-28 10:02:53,085 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 474) no Hoare annotation was computed. [2021-10-28 10:02:53,086 INFO L857 garLoopResultBuilder]: For program point L290(lines 290 293) no Hoare annotation was computed. [2021-10-28 10:02:53,086 INFO L857 garLoopResultBuilder]: For program point L356-2(lines 356 474) no Hoare annotation was computed. [2021-10-28 10:02:53,086 INFO L857 garLoopResultBuilder]: For program point L26(lines 26 30) no Hoare annotation was computed. [2021-10-28 10:02:53,086 INFO L857 garLoopResultBuilder]: For program point L26-1(lines 19 38) no Hoare annotation was computed. [2021-10-28 10:02:53,087 INFO L857 garLoopResultBuilder]: For program point L26-3(lines 26 30) no Hoare annotation was computed. [2021-10-28 10:02:53,087 INFO L857 garLoopResultBuilder]: For program point L26-4(lines 19 38) no Hoare annotation was computed. [2021-10-28 10:02:53,087 INFO L857 garLoopResultBuilder]: For program point L26-6(lines 26 30) no Hoare annotation was computed. [2021-10-28 10:02:53,087 INFO L857 garLoopResultBuilder]: For program point L26-7(lines 19 38) no Hoare annotation was computed. [2021-10-28 10:02:53,087 INFO L857 garLoopResultBuilder]: For program point L555-1(lines 555 560) no Hoare annotation was computed. [2021-10-28 10:02:53,088 INFO L853 garLoopResultBuilder]: At program point L555-2(lines 555 560) the Hoare annotation is: false [2021-10-28 10:02:53,088 INFO L857 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2021-10-28 10:02:53,088 INFO L857 garLoopResultBuilder]: For program point L357(lines 357 362) no Hoare annotation was computed. [2021-10-28 10:02:53,088 INFO L857 garLoopResultBuilder]: For program point L357-2(lines 356 381) no Hoare annotation was computed. [2021-10-28 10:02:53,089 INFO L853 garLoopResultBuilder]: At program point L93(lines 44 94) the Hoare annotation is: false [2021-10-28 10:02:53,089 INFO L857 garLoopResultBuilder]: For program point L490-1(lines 490 495) no Hoare annotation was computed. [2021-10-28 10:02:53,089 INFO L853 garLoopResultBuilder]: At program point L490-2(lines 490 495) the Hoare annotation is: false [2021-10-28 10:02:53,089 INFO L857 garLoopResultBuilder]: For program point L490-3(lines 263 562) no Hoare annotation was computed. [2021-10-28 10:02:53,090 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 359) no Hoare annotation was computed. [2021-10-28 10:02:53,090 INFO L853 garLoopResultBuilder]: At program point L160-2(lines 160 176) the Hoare annotation is: false [2021-10-28 10:02:53,090 INFO L857 garLoopResultBuilder]: For program point L160-3(lines 97 205) no Hoare annotation was computed. [2021-10-28 10:02:53,090 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 10:02:53,090 INFO L857 garLoopResultBuilder]: For program point L359(line 359) no Hoare annotation was computed. [2021-10-28 10:02:53,091 INFO L857 garLoopResultBuilder]: For program point L359-2(line 359) no Hoare annotation was computed. [2021-10-28 10:02:53,091 INFO L857 garLoopResultBuilder]: For program point L426-1(lines 426 431) no Hoare annotation was computed. [2021-10-28 10:02:53,091 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 361) no Hoare annotation was computed. [2021-10-28 10:02:53,091 INFO L853 garLoopResultBuilder]: At program point L426-2(lines 426 431) the Hoare annotation is: false [2021-10-28 10:02:53,092 INFO L857 garLoopResultBuilder]: For program point L426-3(lines 426 431) no Hoare annotation was computed. [2021-10-28 10:02:53,092 INFO L857 garLoopResultBuilder]: For program point L361(line 361) no Hoare annotation was computed. [2021-10-28 10:02:53,092 INFO L857 garLoopResultBuilder]: For program point L361-2(line 361) no Hoare annotation was computed. [2021-10-28 10:02:53,092 INFO L857 garLoopResultBuilder]: For program point L163(lines 163 172) no Hoare annotation was computed. [2021-10-28 10:02:53,093 INFO L857 garLoopResultBuilder]: For program point L163-2(lines 163 172) no Hoare annotation was computed. [2021-10-28 10:02:53,093 INFO L857 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed. [2021-10-28 10:02:53,093 INFO L857 garLoopResultBuilder]: For program point L31-1(lines 19 38) no Hoare annotation was computed. [2021-10-28 10:02:53,093 INFO L857 garLoopResultBuilder]: For program point L31-2(lines 31 36) no Hoare annotation was computed. [2021-10-28 10:02:53,093 INFO L857 garLoopResultBuilder]: For program point L31-3(lines 31 36) no Hoare annotation was computed. [2021-10-28 10:02:53,094 INFO L857 garLoopResultBuilder]: For program point L31-4(lines 19 38) no Hoare annotation was computed. [2021-10-28 10:02:53,094 INFO L857 garLoopResultBuilder]: For program point L31-5(lines 31 36) no Hoare annotation was computed. [2021-10-28 10:02:53,094 INFO L857 garLoopResultBuilder]: For program point L31-6(lines 31 36) no Hoare annotation was computed. [2021-10-28 10:02:53,094 INFO L857 garLoopResultBuilder]: For program point L31-7(lines 19 38) no Hoare annotation was computed. [2021-10-28 10:02:53,095 INFO L857 garLoopResultBuilder]: For program point L31-8(lines 31 36) no Hoare annotation was computed. [2021-10-28 10:02:53,095 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 311) no Hoare annotation was computed. [2021-10-28 10:02:53,095 INFO L857 garLoopResultBuilder]: For program point L296-1(lines 263 562) no Hoare annotation was computed. [2021-10-28 10:02:53,095 INFO L853 garLoopResultBuilder]: At program point L561(lines 263 562) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |ULTIMATE.start___ieee754_pow_#res| .cse0) (= ~one_pow~0 .cse0))) [2021-10-28 10:02:53,095 INFO L857 garLoopResultBuilder]: For program point L297(lines 297 310) no Hoare annotation was computed. [2021-10-28 10:02:53,096 INFO L857 garLoopResultBuilder]: For program point L165(lines 165 166) no Hoare annotation was computed. [2021-10-28 10:02:53,096 INFO L857 garLoopResultBuilder]: For program point L165-2(lines 165 166) no Hoare annotation was computed. [2021-10-28 10:02:53,096 INFO L857 garLoopResultBuilder]: For program point L497(lines 497 502) no Hoare annotation was computed. [2021-10-28 10:02:53,096 INFO L857 garLoopResultBuilder]: For program point L365(line 365) no Hoare annotation was computed. [2021-10-28 10:02:53,097 INFO L857 garLoopResultBuilder]: For program point L299(lines 299 310) no Hoare annotation was computed. [2021-10-28 10:02:53,097 INFO L857 garLoopResultBuilder]: For program point L365-2(line 365) no Hoare annotation was computed. [2021-10-28 10:02:53,101 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-10-28 10:02:53,103 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 10:02:53,122 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,123 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,123 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,125 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:02:53 BoogieIcfgContainer [2021-10-28 10:02:53,127 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 10:02:53,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 10:02:53,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 10:02:53,128 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 10:02:53,129 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:00:28" (3/4) ... [2021-10-28 10:02:53,133 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 10:02:53,161 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-28 10:02:53,162 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-28 10:02:53,162 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 10:02:53,162 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 10:02:53,193 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)) == x) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) [2021-10-28 10:02:53,277 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 10:02:53,277 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 10:02:53,278 INFO L168 Benchmark]: Toolchain (without parser) took 209186.90 ms. Allocated memory was 75.5 MB in the beginning and 115.3 MB in the end (delta: 39.8 MB). Free memory was 53.5 MB in the beginning and 44.9 MB in the end (delta: 8.6 MB). Peak memory consumption was 47.0 MB. Max. memory is 16.1 GB. [2021-10-28 10:02:53,279 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 50.3 MB. Free memory was 30.4 MB in the beginning and 30.4 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 10:02:53,280 INFO L168 Benchmark]: CACSL2BoogieTranslator took 706.68 ms. Allocated memory is still 75.5 MB. Free memory was 53.2 MB in the beginning and 46.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 10:02:53,280 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.33 ms. Allocated memory is still 75.5 MB. Free memory was 46.4 MB in the beginning and 41.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 10:02:53,281 INFO L168 Benchmark]: Boogie Preprocessor took 167.00 ms. Allocated memory is still 75.5 MB. Free memory was 41.5 MB in the beginning and 55.7 MB in the end (delta: -14.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-10-28 10:02:53,281 INFO L168 Benchmark]: RCFGBuilder took 63684.07 ms. Allocated memory was 75.5 MB in the beginning and 115.3 MB in the end (delta: 39.8 MB). Free memory was 55.7 MB in the beginning and 88.4 MB in the end (delta: -32.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-28 10:02:53,282 INFO L168 Benchmark]: TraceAbstraction took 144367.65 ms. Allocated memory is still 115.3 MB. Free memory was 87.5 MB in the beginning and 60.8 MB in the end (delta: 26.7 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. [2021-10-28 10:02:53,282 INFO L168 Benchmark]: Witness Printer took 149.25 ms. Allocated memory is still 115.3 MB. Free memory was 60.8 MB in the beginning and 44.9 MB in the end (delta: 15.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 10:02:53,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 50.3 MB. Free memory was 30.4 MB in the beginning and 30.4 MB in the end (delta: 42.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 706.68 ms. Allocated memory is still 75.5 MB. Free memory was 53.2 MB in the beginning and 46.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 101.33 ms. Allocated memory is still 75.5 MB. Free memory was 46.4 MB in the beginning and 41.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 167.00 ms. Allocated memory is still 75.5 MB. Free memory was 41.5 MB in the beginning and 55.7 MB in the end (delta: -14.1 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 63684.07 ms. Allocated memory was 75.5 MB in the beginning and 115.3 MB in the end (delta: 39.8 MB). Free memory was 55.7 MB in the beginning and 88.4 MB in the end (delta: -32.7 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 144367.65 ms. Allocated memory is still 115.3 MB. Free memory was 87.5 MB in the beginning and 60.8 MB in the end (delta: 26.7 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. * Witness Printer took 149.25 ms. Allocated memory is still 115.3 MB. Free memory was 60.8 MB in the beginning and 44.9 MB in the end (delta: 15.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 578]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 144.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 108.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 594 SDtfs, 306 SDslu, 917 SDs, 0 SdLazy, 111 SolverSat, 17 SolverUnsat, 37 SolverUnknown, 0 SolverNotchecked, 100.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 66 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 10.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=0, InterpolantAutomatonStates: 18, 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, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 36 PreInvPairs, 39 NumberOfFragments, 67 HoareAnnotationTreeSize, 36 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 36 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 31.3s InterpolantComputationTime, 46 NumberOfCodeBlocks, 46 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 84 ConstructedInterpolants, 22 QuantifiedInterpolants, 924 SizeOfPredicates, 30 NumberOfNonLiveVariables, 458 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: \result == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant [2021-10-28 10:02:53,308 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,308 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,309 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,309 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,310 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-28 10:02:53,313 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: y == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)) == x) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 10:02:53,546 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-28 10:02:53,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4674b5c3-29d1-4ba2-8a8c-45286f35aee9/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...