./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0872b.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_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/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_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/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_1b64267c-3987-4a0c-b183-d08e73ce867b/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 0d34c6cc7037b323707b1dfff7ad62ce68e6b418a4401016bfea81cbd802316d ....................................................................................................................................................................... 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_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/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_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/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_1b64267c-3987-4a0c-b183-d08e73ce867b/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 0d34c6cc7037b323707b1dfff7ad62ce68e6b418a4401016bfea81cbd802316d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:40:27,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:40:27,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:40:27,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:40:27,560 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:40:27,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:40:27,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:40:27,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:40:27,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:40:27,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:40:27,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:40:27,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:40:27,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:40:27,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:40:27,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:40:27,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:40:27,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:40:27,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:40:27,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:40:27,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:40:27,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:40:27,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:40:27,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:40:27,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:40:27,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:40:27,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:40:27,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:40:27,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:40:27,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:40:27,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:40:27,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:40:27,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:40:27,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:40:27,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:40:27,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:40:27,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:40:27,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:40:27,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:40:27,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:40:27,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:40:27,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:40:27,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:40:27,676 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:40:27,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:40:27,677 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:40:27,677 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:40:27,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:40:27,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:40:27,685 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:40:27,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:40:27,685 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:40:27,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:40:27,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:40:27,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:40:27,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:40:27,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:40:27,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:40:27,688 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:40:27,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:40:27,688 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:40:27,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:40:27,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:40:27,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:40:27,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:40:27,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:40:27,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:40:27,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:40:27,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:40:27,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:40:27,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:40:27,691 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:40:27,691 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:40:27,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:40:27,692 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:40:27,692 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_1b64267c-3987-4a0c-b183-d08e73ce867b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d34c6cc7037b323707b1dfff7ad62ce68e6b418a4401016bfea81cbd802316d [2021-10-28 09:40:27,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:40:27,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:40:27,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:40:27,960 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:40:27,961 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:40:27,962 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/float-newlib/float_req_bl_0872b.c [2021-10-28 09:40:28,033 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data/3b5c90ff3/646588dc422b414bac82bc00052c2639/FLAGa93fadf2e [2021-10-28 09:40:28,497 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:40:28,497 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/sv-benchmarks/c/float-newlib/float_req_bl_0872b.c [2021-10-28 09:40:28,529 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data/3b5c90ff3/646588dc422b414bac82bc00052c2639/FLAGa93fadf2e [2021-10-28 09:40:28,850 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data/3b5c90ff3/646588dc422b414bac82bc00052c2639 [2021-10-28 09:40:28,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:40:28,853 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:40:28,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:40:28,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:40:28,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:40:28,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:40:28" (1/1) ... [2021-10-28 09:40:28,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@377b04fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:28, skipping insertion in model container [2021-10-28 09:40:28,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:40:28" (1/1) ... [2021-10-28 09:40:28,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:40:28,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:40:29,161 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$42(StandardFunctionHandler.java:361) 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 09:40:29,167 INFO L168 Benchmark]: Toolchain (without parser) took 312.08 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 53.3 MB in the beginning and 82.7 MB in the end (delta: -29.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:40:29,168 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 90.2 MB. Free memory was 62.1 MB in the beginning and 62.0 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:40:29,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.84 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 53.2 MB in the beginning and 82.7 MB in the end (delta: -29.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:40:29,171 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 90.2 MB. Free memory was 62.1 MB in the beginning and 62.0 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 309.84 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 53.2 MB in the beginning and 82.7 MB in the end (delta: -29.5 MB). Peak memory consumption was 10.5 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 09:40:31,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:40:31,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:40:31,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:40:31,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:40:31,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:40:31,428 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:40:31,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:40:31,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:40:31,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:40:31,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:40:31,443 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:40:31,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:40:31,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:40:31,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:40:31,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:40:31,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:40:31,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:40:31,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:40:31,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:40:31,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:40:31,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:40:31,461 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:40:31,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:40:31,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:40:31,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:40:31,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:40:31,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:40:31,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:40:31,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:40:31,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:40:31,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:40:31,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:40:31,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:40:31,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:40:31,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:40:31,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:40:31,483 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:40:31,483 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:40:31,484 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:40:31,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:40:31,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-28 09:40:31,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:40:31,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:40:31,530 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:40:31,530 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:40:31,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:40:31,532 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:40:31,532 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:40:31,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:40:31,533 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:40:31,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:40:31,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:40:31,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:40:31,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:40:31,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:40:31,535 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:40:31,535 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:40:31,536 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:40:31,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:40:31,536 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:40:31,536 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:40:31,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:40:31,537 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:40:31,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:40:31,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:40:31,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:40:31,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:40:31,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:40:31,538 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:40:31,539 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:40:31,539 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:40:31,539 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:40:31,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:40:31,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:40:31,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:40:31,540 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_1b64267c-3987-4a0c-b183-d08e73ce867b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d34c6cc7037b323707b1dfff7ad62ce68e6b418a4401016bfea81cbd802316d [2021-10-28 09:40:31,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:40:31,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:40:31,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:40:31,940 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:40:31,947 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:40:31,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/float-newlib/float_req_bl_0872b.c [2021-10-28 09:40:32,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data/e021b30a8/71897731cf264ad6917a5775aa008fc6/FLAG50dce4f57 [2021-10-28 09:40:32,623 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:40:32,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/sv-benchmarks/c/float-newlib/float_req_bl_0872b.c [2021-10-28 09:40:32,647 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data/e021b30a8/71897731cf264ad6917a5775aa008fc6/FLAG50dce4f57 [2021-10-28 09:40:33,041 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/data/e021b30a8/71897731cf264ad6917a5775aa008fc6 [2021-10-28 09:40:33,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:40:33,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:40:33,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:40:33,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:40:33,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:40:33,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e569f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33, skipping insertion in model container [2021-10-28 09:40:33,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:40:33,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:40:33,491 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_1b64267c-3987-4a0c-b183-d08e73ce867b/sv-benchmarks/c/float-newlib/float_req_bl_0872b.c[13800,13813] [2021-10-28 09:40:33,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:40:33,526 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:40:33,642 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_1b64267c-3987-4a0c-b183-d08e73ce867b/sv-benchmarks/c/float-newlib/float_req_bl_0872b.c[13800,13813] [2021-10-28 09:40:33,645 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:40:33,672 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:40:33,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33 WrapperNode [2021-10-28 09:40:33,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:40:33,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:40:33,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:40:33,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:40:33,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:40:33,796 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:40:33,807 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:40:33,807 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:40:33,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:40:33,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:40:33,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:40:33,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:40:33,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (1/1) ... [2021-10-28 09:40:33,964 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:40:33,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:40:33,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:40:34,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:40:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-10-28 09:40:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-28 09:40:34,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:40:34,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-28 09:40:34,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-28 09:40:34,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:40:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:40:34,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-28 09:40:34,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-28 09:40:34,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:40:57,805 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:40:57,805 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-10-28 09:40:57,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:40:57 BoogieIcfgContainer [2021-10-28 09:40:57,807 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:40:57,810 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:40:57,810 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:40:57,813 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:40:57,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:40:33" (1/3) ... [2021-10-28 09:40:57,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29250c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:40:57, skipping insertion in model container [2021-10-28 09:40:57,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:40:33" (2/3) ... [2021-10-28 09:40:57,814 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29250c25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:40:57, skipping insertion in model container [2021-10-28 09:40:57,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:40:57" (3/3) ... [2021-10-28 09:40:57,816 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0872b.c [2021-10-28 09:40:57,821 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:40:57,821 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 09:40:57,868 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:40:57,874 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 09:40:57,874 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 09:40:57,894 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 195 states have (on average 1.7435897435897436) internal successors, (340), 196 states have internal predecessors, (340), 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 09:40:57,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-28 09:40:57,899 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:40:57,899 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:40:57,900 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:40:57,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:40:57,905 INFO L85 PathProgramCache]: Analyzing trace with hash -1640381008, now seen corresponding path program 1 times [2021-10-28 09:40:57,917 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:40:57,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [312418711] [2021-10-28 09:40:57,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:40:57,918 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:40:57,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:40:57,921 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:40:57,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 09:40:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:40:58,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-28 09:40:58,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:40:59,119 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 09:40:59,119 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:40:59,223 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 09:40:59,224 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:40:59,224 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [312418711] [2021-10-28 09:40:59,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [312418711] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:40:59,225 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:40:59,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-28 09:40:59,226 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947073702] [2021-10-28 09:40:59,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:40:59,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:40:59,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:40:59,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:40:59,252 INFO L87 Difference]: Start difference. First operand has 197 states, 195 states have (on average 1.7435897435897436) internal successors, (340), 196 states have internal predecessors, (340), 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 09:40:59,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:40:59,310 INFO L93 Difference]: Finished difference Result 392 states and 678 transitions. [2021-10-28 09:40:59,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:40:59,312 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 09:40:59,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:40:59,328 INFO L225 Difference]: With dead ends: 392 [2021-10-28 09:40:59,329 INFO L226 Difference]: Without dead ends: 194 [2021-10-28 09:40:59,332 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 09:40:59,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-10-28 09:40:59,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2021-10-28 09:40:59,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 193 states have (on average 1.3160621761658031) internal successors, (254), 193 states have internal predecessors, (254), 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 09:40:59,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 254 transitions. [2021-10-28 09:40:59,387 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 254 transitions. Word has length 9 [2021-10-28 09:40:59,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:40:59,388 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 254 transitions. [2021-10-28 09:40:59,388 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 09:40:59,388 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2021-10-28 09:40:59,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-28 09:40:59,389 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:40:59,389 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:40:59,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:40:59,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:40:59,590 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:40:59,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:40:59,591 INFO L85 PathProgramCache]: Analyzing trace with hash 559104083, now seen corresponding path program 1 times [2021-10-28 09:40:59,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:40:59,592 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [604809918] [2021-10-28 09:40:59,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:40:59,592 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:40:59,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:40:59,593 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:40:59,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-28 09:41:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:41:00,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:41:00,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:41:00,904 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 09:41:00,904 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:41:01,150 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 09:41:01,151 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:41:01,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [604809918] [2021-10-28 09:41:01,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [604809918] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:41:01,152 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:41:01,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-28 09:41:01,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074661386] [2021-10-28 09:41:01,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:41:01,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:41:01,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:41:01,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:41:01,155 INFO L87 Difference]: Start difference. First operand 194 states and 254 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 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 09:41:53,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:41:53,272 INFO L93 Difference]: Finished difference Result 202 states and 260 transitions. [2021-10-28 09:41:53,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:41:53,281 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 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 09:41:53,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:41:53,283 INFO L225 Difference]: With dead ends: 202 [2021-10-28 09:41:53,283 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 09:41:53,284 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:41:53,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 09:41:53,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 194. [2021-10-28 09:41:53,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 193 states have (on average 1.3005181347150259) internal successors, (251), 193 states have internal predecessors, (251), 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 09:41:53,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 251 transitions. [2021-10-28 09:41:53,300 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 251 transitions. Word has length 11 [2021-10-28 09:41:53,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:41:53,300 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 251 transitions. [2021-10-28 09:41:53,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 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 09:41:53,301 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 251 transitions. [2021-10-28 09:41:53,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-28 09:41:53,301 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:41:53,301 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:41:53,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:41:53,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:41:53,508 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 09:41:53,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:41:53,509 INFO L85 PathProgramCache]: Analyzing trace with hash -305795412, now seen corresponding path program 1 times [2021-10-28 09:41:53,509 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 09:41:53,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1225957391] [2021-10-28 09:41:53,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:41:53,509 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 09:41:53,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat [2021-10-28 09:41:53,511 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 09:41:53,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-28 09:41:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:41:54,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 09:41:54,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:41:54,868 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 09:41:54,868 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 09:41:55,456 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 09:41:55,456 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 09:41:55,456 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1225957391] [2021-10-28 09:41:55,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1225957391] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 09:41:55,457 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:41:55,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-28 09:41:55,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152446176] [2021-10-28 09:41:55,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:41:55,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 09:41:55,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:41:55,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:41:55,459 INFO L87 Difference]: Start difference. First operand 194 states and 251 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 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 09:41:55,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:41:55,742 INFO L93 Difference]: Finished difference Result 194 states and 251 transitions. [2021-10-28 09:41:55,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:41:55,742 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 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 09:41:55,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:41:55,743 INFO L225 Difference]: With dead ends: 194 [2021-10-28 09:41:55,743 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:41:55,744 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:41:55,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:41:55,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:41:55,745 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 09:41:55,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:41:55,745 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-10-28 09:41:55,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:41:55,746 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:41:55,746 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 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 09:41:55,746 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:41:55,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:41:55,749 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:41:55,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:41:55,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/mathsat -unsat_core_generation=3 [2021-10-28 09:41:55,966 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:41:55,969 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:55,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:55,991 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:55,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:55,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:55,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:55,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:55,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:55,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,005 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,007 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,008 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,009 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,010 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,011 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:41:56,344 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 533) no Hoare annotation was computed. [2021-10-28 09:41:56,345 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2021-10-28 09:41:56,345 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 533) no Hoare annotation was computed. [2021-10-28 09:41:56,345 INFO L857 garLoopResultBuilder]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2021-10-28 09:41:56,345 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 368) no Hoare annotation was computed. [2021-10-28 09:41:56,345 INFO L853 garLoopResultBuilder]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2021-10-28 09:41:56,345 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2021-10-28 09:41:56,345 INFO L853 garLoopResultBuilder]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2021-10-28 09:41:56,346 INFO L857 garLoopResultBuilder]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2021-10-28 09:41:56,346 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 603) no Hoare annotation was computed. [2021-10-28 09:41:56,346 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 502) no Hoare annotation was computed. [2021-10-28 09:41:56,347 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 410) no Hoare annotation was computed. [2021-10-28 09:41:56,347 INFO L857 garLoopResultBuilder]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2021-10-28 09:41:56,347 INFO L857 garLoopResultBuilder]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2021-10-28 09:41:56,348 INFO L853 garLoopResultBuilder]: At program point L303-2(lines 303 307) the Hoare annotation is: (and (= (fp.neg (_ +zero 8 24)) ULTIMATE.start___ieee754_powf_~y) (= ~one_pow~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) [2021-10-28 09:41:56,348 INFO L857 garLoopResultBuilder]: For program point L601(line 601) no Hoare annotation was computed. [2021-10-28 09:41:56,348 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 243) no Hoare annotation was computed. [2021-10-28 09:41:56,348 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2021-10-28 09:41:56,348 INFO L857 garLoopResultBuilder]: For program point L139(lines 139 140) no Hoare annotation was computed. [2021-10-28 09:41:56,348 INFO L853 garLoopResultBuilder]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2021-10-28 09:41:56,349 INFO L857 garLoopResultBuilder]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2021-10-28 09:41:56,349 INFO L857 garLoopResultBuilder]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2021-10-28 09:41:56,349 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 507) no Hoare annotation was computed. [2021-10-28 09:41:56,349 INFO L857 garLoopResultBuilder]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2021-10-28 09:41:56,349 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 343) no Hoare annotation was computed. [2021-10-28 09:41:56,349 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-10-28 09:41:56,349 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-10-28 09:41:56,349 INFO L857 garLoopResultBuilder]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2021-10-28 09:41:56,349 INFO L857 garLoopResultBuilder]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2021-10-28 09:41:56,350 INFO L853 garLoopResultBuilder]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2021-10-28 09:41:56,350 INFO L857 garLoopResultBuilder]: For program point L538(lines 538 550) no Hoare annotation was computed. [2021-10-28 09:41:56,350 INFO L857 garLoopResultBuilder]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2021-10-28 09:41:56,350 INFO L853 garLoopResultBuilder]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2021-10-28 09:41:56,350 INFO L857 garLoopResultBuilder]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2021-10-28 09:41:56,350 INFO L857 garLoopResultBuilder]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2021-10-28 09:41:56,351 INFO L857 garLoopResultBuilder]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2021-10-28 09:41:56,351 INFO L853 garLoopResultBuilder]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2021-10-28 09:41:56,351 INFO L857 garLoopResultBuilder]: For program point L373(lines 373 374) no Hoare annotation was computed. [2021-10-28 09:41:56,351 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 343) no Hoare annotation was computed. [2021-10-28 09:41:56,351 INFO L853 garLoopResultBuilder]: At program point L175(lines 111 176) the Hoare annotation is: false [2021-10-28 09:41:56,351 INFO L860 garLoopResultBuilder]: At program point L605(lines 588 606) the Hoare annotation is: true [2021-10-28 09:41:56,352 INFO L857 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2021-10-28 09:41:56,352 INFO L857 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2021-10-28 09:41:56,352 INFO L857 garLoopResultBuilder]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2021-10-28 09:41:56,352 INFO L857 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2021-10-28 09:41:56,352 INFO L857 garLoopResultBuilder]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2021-10-28 09:41:56,352 INFO L857 garLoopResultBuilder]: For program point L375(lines 375 499) no Hoare annotation was computed. [2021-10-28 09:41:56,353 INFO L857 garLoopResultBuilder]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2021-10-28 09:41:56,353 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-10-28 09:41:56,353 INFO L857 garLoopResultBuilder]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2021-10-28 09:41:56,353 INFO L857 garLoopResultBuilder]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2021-10-28 09:41:56,353 INFO L853 garLoopResultBuilder]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2021-10-28 09:41:56,353 INFO L857 garLoopResultBuilder]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2021-10-28 09:41:56,354 INFO L857 garLoopResultBuilder]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2021-10-28 09:41:56,354 INFO L857 garLoopResultBuilder]: For program point L343(line 343) no Hoare annotation was computed. [2021-10-28 09:41:56,354 INFO L857 garLoopResultBuilder]: For program point L343-2(line 343) no Hoare annotation was computed. [2021-10-28 09:41:56,354 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 447) no Hoare annotation was computed. [2021-10-28 09:41:56,354 INFO L857 garLoopResultBuilder]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2021-10-28 09:41:56,354 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 378) no Hoare annotation was computed. [2021-10-28 09:41:56,355 INFO L857 garLoopResultBuilder]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2021-10-28 09:41:56,355 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 213) no Hoare annotation was computed. [2021-10-28 09:41:56,355 INFO L857 garLoopResultBuilder]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2021-10-28 09:41:56,355 INFO L853 garLoopResultBuilder]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2021-10-28 09:41:56,355 INFO L857 garLoopResultBuilder]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2021-10-28 09:41:56,355 INFO L857 garLoopResultBuilder]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2021-10-28 09:41:56,355 INFO L853 garLoopResultBuilder]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2021-10-28 09:41:56,356 INFO L857 garLoopResultBuilder]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2021-10-28 09:41:56,356 INFO L853 garLoopResultBuilder]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2021-10-28 09:41:56,356 INFO L857 garLoopResultBuilder]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2021-10-28 09:41:56,356 INFO L853 garLoopResultBuilder]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2021-10-28 09:41:56,356 INFO L857 garLoopResultBuilder]: For program point L477(lines 477 481) no Hoare annotation was computed. [2021-10-28 09:41:56,356 INFO L857 garLoopResultBuilder]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2021-10-28 09:41:56,357 INFO L857 garLoopResultBuilder]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2021-10-28 09:41:56,357 INFO L857 garLoopResultBuilder]: For program point L378(line 378) no Hoare annotation was computed. [2021-10-28 09:41:56,357 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 350) no Hoare annotation was computed. [2021-10-28 09:41:56,357 INFO L857 garLoopResultBuilder]: For program point L378-2(line 378) no Hoare annotation was computed. [2021-10-28 09:41:56,357 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2021-10-28 09:41:56,357 INFO L857 garLoopResultBuilder]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2021-10-28 09:41:56,358 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 584) no Hoare annotation was computed. [2021-10-28 09:41:56,358 INFO L857 garLoopResultBuilder]: For program point L379(lines 379 380) no Hoare annotation was computed. [2021-10-28 09:41:56,358 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 349) no Hoare annotation was computed. [2021-10-28 09:41:56,358 INFO L857 garLoopResultBuilder]: For program point L214(lines 214 215) no Hoare annotation was computed. [2021-10-28 09:41:56,358 INFO L857 garLoopResultBuilder]: For program point L380(line 380) no Hoare annotation was computed. [2021-10-28 09:41:56,358 INFO L857 garLoopResultBuilder]: For program point L380-2(line 380) no Hoare annotation was computed. [2021-10-28 09:41:56,358 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2021-10-28 09:41:56,359 INFO L857 garLoopResultBuilder]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2021-10-28 09:41:56,359 INFO L857 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2021-10-28 09:41:56,359 INFO L853 garLoopResultBuilder]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2021-10-28 09:41:56,359 INFO L857 garLoopResultBuilder]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2021-10-28 09:41:56,359 INFO L857 garLoopResultBuilder]: For program point L216(lines 216 226) no Hoare annotation was computed. [2021-10-28 09:41:56,359 INFO L857 garLoopResultBuilder]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2021-10-28 09:41:56,360 INFO L857 garLoopResultBuilder]: For program point L547(lines 547 548) no Hoare annotation was computed. [2021-10-28 09:41:56,360 INFO L857 garLoopResultBuilder]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2021-10-28 09:41:56,360 INFO L853 garLoopResultBuilder]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2021-10-28 09:41:56,360 INFO L857 garLoopResultBuilder]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2021-10-28 09:41:56,360 INFO L857 garLoopResultBuilder]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2021-10-28 09:41:56,360 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 423) no Hoare annotation was computed. [2021-10-28 09:41:56,361 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 317) no Hoare annotation was computed. [2021-10-28 09:41:56,361 INFO L853 garLoopResultBuilder]: At program point L250(lines 201 251) the Hoare annotation is: false [2021-10-28 09:41:56,361 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 188) no Hoare annotation was computed. [2021-10-28 09:41:56,361 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2021-10-28 09:41:56,361 INFO L857 garLoopResultBuilder]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2021-10-28 09:41:56,361 INFO L857 garLoopResultBuilder]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2021-10-28 09:41:56,362 INFO L857 garLoopResultBuilder]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2021-10-28 09:41:56,362 INFO L857 garLoopResultBuilder]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2021-10-28 09:41:56,362 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:41:56,362 INFO L857 garLoopResultBuilder]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2021-10-28 09:41:56,362 INFO L853 garLoopResultBuilder]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2021-10-28 09:41:56,362 INFO L857 garLoopResultBuilder]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2021-10-28 09:41:56,362 INFO L857 garLoopResultBuilder]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2021-10-28 09:41:56,363 INFO L853 garLoopResultBuilder]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2021-10-28 09:41:56,363 INFO L857 garLoopResultBuilder]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-10-28 09:41:56,363 INFO L857 garLoopResultBuilder]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2021-10-28 09:41:56,363 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 352) no Hoare annotation was computed. [2021-10-28 09:41:56,363 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 324) no Hoare annotation was computed. [2021-10-28 09:41:56,363 INFO L857 garLoopResultBuilder]: For program point L353(lines 353 356) no Hoare annotation was computed. [2021-10-28 09:41:56,363 INFO L857 garLoopResultBuilder]: For program point L320(lines 320 323) no Hoare annotation was computed. [2021-10-28 09:41:56,364 INFO L857 garLoopResultBuilder]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2021-10-28 09:41:56,364 INFO L857 garLoopResultBuilder]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2021-10-28 09:41:56,364 INFO L853 garLoopResultBuilder]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2021-10-28 09:41:56,364 INFO L853 garLoopResultBuilder]: At program point L585(lines 297 586) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) (and (= ~one_pow~0 .cse0) (= |ULTIMATE.start___ieee754_powf_#res| .cse0))) [2021-10-28 09:41:56,364 INFO L857 garLoopResultBuilder]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2021-10-28 09:41:56,364 INFO L853 garLoopResultBuilder]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2021-10-28 09:41:56,364 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 355) no Hoare annotation was computed. [2021-10-28 09:41:56,365 INFO L857 garLoopResultBuilder]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2021-10-28 09:41:56,365 INFO L853 garLoopResultBuilder]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2021-10-28 09:41:56,365 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 193) no Hoare annotation was computed. [2021-10-28 09:41:56,365 INFO L857 garLoopResultBuilder]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2021-10-28 09:41:56,365 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 124) no Hoare annotation was computed. [2021-10-28 09:41:56,365 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2021-10-28 09:41:56,365 INFO L857 garLoopResultBuilder]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2021-10-28 09:41:56,366 INFO L857 garLoopResultBuilder]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2021-10-28 09:41:56,366 INFO L857 garLoopResultBuilder]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2021-10-28 09:41:56,366 INFO L857 garLoopResultBuilder]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2021-10-28 09:41:56,366 INFO L857 garLoopResultBuilder]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2021-10-28 09:41:56,366 INFO L857 garLoopResultBuilder]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2021-10-28 09:41:56,366 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:41:56,366 INFO L857 garLoopResultBuilder]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2021-10-28 09:41:56,366 INFO L853 garLoopResultBuilder]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2021-10-28 09:41:56,367 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 225) no Hoare annotation was computed. [2021-10-28 09:41:56,367 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 167) no Hoare annotation was computed. [2021-10-28 09:41:56,367 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 534) no Hoare annotation was computed. [2021-10-28 09:41:56,367 INFO L857 garLoopResultBuilder]: For program point L126(lines 126 127) no Hoare annotation was computed. [2021-10-28 09:41:56,367 INFO L857 garLoopResultBuilder]: For program point L523(lines 523 527) no Hoare annotation was computed. [2021-10-28 09:41:56,367 INFO L857 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-28 09:41:56,367 INFO L857 garLoopResultBuilder]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2021-10-28 09:41:56,367 INFO L857 garLoopResultBuilder]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2021-10-28 09:41:56,368 INFO L857 garLoopResultBuilder]: For program point L259(lines 259 263) no Hoare annotation was computed. [2021-10-28 09:41:56,368 INFO L857 garLoopResultBuilder]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2021-10-28 09:41:56,368 INFO L857 garLoopResultBuilder]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2021-10-28 09:41:56,368 INFO L857 garLoopResultBuilder]: For program point L160(lines 160 166) no Hoare annotation was computed. [2021-10-28 09:41:56,368 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:41:56,368 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-10-28 09:41:56,368 INFO L857 garLoopResultBuilder]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2021-10-28 09:41:56,368 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2021-10-28 09:41:56,369 INFO L857 garLoopResultBuilder]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2021-10-28 09:41:56,369 INFO L857 garLoopResultBuilder]: For program point L392(lines 392 396) no Hoare annotation was computed. [2021-10-28 09:41:56,369 INFO L853 garLoopResultBuilder]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2021-10-28 09:41:56,369 INFO L857 garLoopResultBuilder]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2021-10-28 09:41:56,369 INFO L857 garLoopResultBuilder]: For program point L326(lines 326 335) no Hoare annotation was computed. [2021-10-28 09:41:56,369 INFO L857 garLoopResultBuilder]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2021-10-28 09:41:56,369 INFO L857 garLoopResultBuilder]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2021-10-28 09:41:56,369 INFO L853 garLoopResultBuilder]: At program point L194(lines 177 195) the Hoare annotation is: false [2021-10-28 09:41:56,370 INFO L853 garLoopResultBuilder]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2021-10-28 09:41:56,370 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 129) no Hoare annotation was computed. [2021-10-28 09:41:56,370 INFO L853 garLoopResultBuilder]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2021-10-28 09:41:56,370 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 527) no Hoare annotation was computed. [2021-10-28 09:41:56,370 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 371) no Hoare annotation was computed. [2021-10-28 09:41:56,370 INFO L857 garLoopResultBuilder]: For program point L327(lines 327 334) no Hoare annotation was computed. [2021-10-28 09:41:56,370 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 229) no Hoare annotation was computed. [2021-10-28 09:41:56,371 INFO L857 garLoopResultBuilder]: For program point L162(lines 162 165) no Hoare annotation was computed. [2021-10-28 09:41:56,371 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2021-10-28 09:41:56,371 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 497) no Hoare annotation was computed. [2021-10-28 09:41:56,371 INFO L857 garLoopResultBuilder]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2021-10-28 09:41:56,371 INFO L857 garLoopResultBuilder]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2021-10-28 09:41:56,371 INFO L857 garLoopResultBuilder]: For program point L362(lines 362 363) no Hoare annotation was computed. [2021-10-28 09:41:56,371 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 334) no Hoare annotation was computed. [2021-10-28 09:41:56,371 INFO L857 garLoopResultBuilder]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2021-10-28 09:41:56,372 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 237) no Hoare annotation was computed. [2021-10-28 09:41:56,372 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:41:56,372 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 601) no Hoare annotation was computed. [2021-10-28 09:41:56,372 INFO L853 garLoopResultBuilder]: At program point L264(lines 252 265) the Hoare annotation is: false [2021-10-28 09:41:56,372 INFO L857 garLoopResultBuilder]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2021-10-28 09:41:56,372 INFO L853 garLoopResultBuilder]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2021-10-28 09:41:56,372 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 136) no Hoare annotation was computed. [2021-10-28 09:41:56,373 INFO L857 garLoopResultBuilder]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2021-10-28 09:41:56,373 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2021-10-28 09:41:56,373 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-10-28 09:41:56,373 INFO L857 garLoopResultBuilder]: For program point L463(lines 463 467) no Hoare annotation was computed. [2021-10-28 09:41:56,373 INFO L857 garLoopResultBuilder]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2021-10-28 09:41:56,373 INFO L857 garLoopResultBuilder]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2021-10-28 09:41:56,373 INFO L857 garLoopResultBuilder]: For program point L364(lines 364 369) no Hoare annotation was computed. [2021-10-28 09:41:56,373 INFO L857 garLoopResultBuilder]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2021-10-28 09:41:56,374 INFO L853 garLoopResultBuilder]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2021-10-28 09:41:56,374 INFO L857 garLoopResultBuilder]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2021-10-28 09:41:56,374 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 368) no Hoare annotation was computed. [2021-10-28 09:41:56,374 INFO L857 garLoopResultBuilder]: For program point L332(lines 332 333) no Hoare annotation was computed. [2021-10-28 09:41:56,377 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-10-28 09:41:56,378 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:41:56,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:41:56 BoogieIcfgContainer [2021-10-28 09:41:56,392 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:41:56,393 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:41:56,393 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:41:56,393 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:41:56,394 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:40:57" (3/4) ... [2021-10-28 09:41:56,396 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:41:56,421 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-28 09:41:56,422 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-28 09:41:56,422 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:41:56,422 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:41:56,507 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:41:56,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:41:56,508 INFO L168 Benchmark]: Toolchain (without parser) took 83463.16 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 55.7 MB in the beginning and 64.5 MB in the end (delta: -8.8 MB). Peak memory consumption was 46.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:56,508 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 75.5 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:41:56,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.44 ms. Allocated memory is still 75.5 MB. Free memory was 55.6 MB in the beginning and 44.0 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:56,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.09 ms. Allocated memory is still 75.5 MB. Free memory was 44.0 MB in the beginning and 39.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:56,510 INFO L168 Benchmark]: Boogie Preprocessor took 145.39 ms. Allocated memory is still 75.5 MB. Free memory was 39.4 MB in the beginning and 34.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:56,510 INFO L168 Benchmark]: RCFGBuilder took 23865.15 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 34.7 MB in the beginning and 59.6 MB in the end (delta: -24.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:56,510 INFO L168 Benchmark]: TraceAbstraction took 58582.84 ms. Allocated memory is still 100.7 MB. Free memory was 59.0 MB in the beginning and 37.8 MB in the end (delta: 21.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:56,511 INFO L168 Benchmark]: Witness Printer took 113.85 ms. Allocated memory is still 100.7 MB. Free memory was 37.8 MB in the beginning and 64.5 MB in the end (delta: -26.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:41:56,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 75.5 MB. Free memory was 55.5 MB in the beginning and 55.5 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 628.44 ms. Allocated memory is still 75.5 MB. Free memory was 55.6 MB in the beginning and 44.0 MB in the end (delta: 11.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 121.09 ms. Allocated memory is still 75.5 MB. Free memory was 44.0 MB in the beginning and 39.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 145.39 ms. Allocated memory is still 75.5 MB. Free memory was 39.4 MB in the beginning and 34.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 23865.15 ms. Allocated memory was 75.5 MB in the beginning and 100.7 MB in the end (delta: 25.2 MB). Free memory was 34.7 MB in the beginning and 59.6 MB in the end (delta: -24.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 58582.84 ms. Allocated memory is still 100.7 MB. Free memory was 59.0 MB in the beginning and 37.8 MB in the end (delta: 21.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 16.1 GB. * Witness Printer took 113.85 ms. Allocated memory is still 100.7 MB. Free memory was 37.8 MB in the beginning and 64.5 MB in the end (delta: -26.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * 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: 601]: 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, 197 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 58.5s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 52.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 495 SDtfs, 122 SDslu, 526 SDs, 0 SdLazy, 128 SolverSat, 2 SolverUnsat, 18 SolverUnknown, 0 SolverNotchecked, 50.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=197occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 35 NumberOfFragments, 57 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 4 QuantifiedInterpolants, 269 SizeOfPredicates, 10 NumberOfNonLiveVariables, 343 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, 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: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) && \result == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) == y && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:41:56,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b64267c-3987-4a0c-b183-d08e73ce867b/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...