./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a --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 992559e3b495f77a5d35d1adcc820f616a6cb613920422d0b2ff6cd6d91349c8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:16:32,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:16:32,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:16:32,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:16:32,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:16:32,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:16:32,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:16:32,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:16:32,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:16:32,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:16:32,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:16:32,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:16:32,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:16:32,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:16:32,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:16:32,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:16:32,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:16:32,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:16:32,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:16:32,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:16:32,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:16:32,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:16:32,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:16:32,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:16:32,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:16:32,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:16:32,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:16:32,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:16:32,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:16:32,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:16:32,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:16:32,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:16:32,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:16:32,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:16:32,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:16:32,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:16:32,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:16:32,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:16:32,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:16:32,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:16:32,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:16:32,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-21 16:16:32,495 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:16:32,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:16:32,501 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:16:32,501 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:16:32,502 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:16:32,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:16:32,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:16:32,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:16:32,505 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:16:32,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:16:32,507 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:16:32,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:16:32,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:16:32,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:16:32,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:16:32,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:16:32,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:16:32,510 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:16:32,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:16:32,510 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:16:32,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:16:32,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:16:32,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:16:32,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:16:32,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:16:32,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:16:32,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:16:32,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:16:32,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:16:32,515 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:16:32,516 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:16:32,516 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:16:32,516 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:16:32,517 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_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 992559e3b495f77a5d35d1adcc820f616a6cb613920422d0b2ff6cd6d91349c8 [2022-11-21 16:16:32,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:16:32,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:16:32,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:16:32,931 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:16:32,932 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:16:32,934 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2022-11-21 16:16:36,365 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:16:36,711 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:16:36,712 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2022-11-21 16:16:36,725 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/data/0636a226a/8499838c5af8478687d74c21664b4d14/FLAGfa1e81e53 [2022-11-21 16:16:36,740 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/data/0636a226a/8499838c5af8478687d74c21664b4d14 [2022-11-21 16:16:36,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:16:36,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:16:36,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:16:36,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:16:36,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:16:36,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:16:36" (1/1) ... [2022-11-21 16:16:36,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e72ff48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:36, skipping insertion in model container [2022-11-21 16:16:36,764 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:16:36" (1/1) ... [2022-11-21 16:16:36,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:16:36,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:16:37,149 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:789) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:2043) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$61(StandardFunctionHandler.java:428) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1463) 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:2061) 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:1669) 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:1087) 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:1646) 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:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) 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:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) 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) [2022-11-21 16:16:37,156 INFO L158 Benchmark]: Toolchain (without parser) took 409.73ms. Allocated memory is still 167.8MB. Free memory was 124.4MB in the beginning and 112.3MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 16:16:37,157 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory was 130.5MB in the beginning and 130.5MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:16:37,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.86ms. Allocated memory is still 167.8MB. Free memory was 123.9MB in the beginning and 112.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 16:16:37,159 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory was 130.5MB in the beginning and 130.5MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.86ms. Allocated memory is still 167.8MB. Free memory was 123.9MB in the beginning and 112.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * 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:789) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a --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 992559e3b495f77a5d35d1adcc820f616a6cb613920422d0b2ff6cd6d91349c8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:16:39,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:16:39,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:16:39,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:16:39,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:16:39,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:16:39,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:16:39,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:16:39,652 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:16:39,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:16:39,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:16:39,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:16:39,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:16:39,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:16:39,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:16:39,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:16:39,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:16:39,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:16:39,674 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:16:39,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:16:39,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:16:39,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:16:39,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:16:39,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:16:39,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:16:39,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:16:39,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:16:39,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:16:39,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:16:39,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:16:39,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:16:39,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:16:39,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:16:39,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:16:39,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:16:39,727 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:16:39,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:16:39,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:16:39,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:16:39,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:16:39,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:16:39,733 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-21 16:16:39,758 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:16:39,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:16:39,759 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:16:39,759 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:16:39,760 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:16:39,760 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:16:39,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:16:39,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:16:39,761 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:16:39,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:16:39,762 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 16:16:39,762 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 16:16:39,762 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:16:39,762 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 16:16:39,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:16:39,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 16:16:39,763 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:16:39,763 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:16:39,763 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:16:39,763 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 16:16:39,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 16:16:39,764 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:16:39,764 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 16:16:39,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:16:39,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:16:39,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:16:39,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:16:39,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:16:39,765 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:16:39,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 16:16:39,765 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:16:39,765 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:16:39,766 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 16:16:39,766 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 16:16:39,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 16:16:39,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:16:39,766 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_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 992559e3b495f77a5d35d1adcc820f616a6cb613920422d0b2ff6cd6d91349c8 [2022-11-21 16:16:40,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:16:40,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:16:40,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:16:40,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:16:40,183 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:16:40,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2022-11-21 16:16:43,573 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:16:43,865 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:16:43,866 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c [2022-11-21 16:16:43,878 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/data/84cc95e36/1469b08859ff4c729375c9b36409e14a/FLAGeb8e4745c [2022-11-21 16:16:43,915 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/data/84cc95e36/1469b08859ff4c729375c9b36409e14a [2022-11-21 16:16:43,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:16:43,921 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:16:43,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:16:43,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:16:43,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:16:43,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:16:43" (1/1) ... [2022-11-21 16:16:43,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e27f33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:43, skipping insertion in model container [2022-11-21 16:16:43,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:16:43" (1/1) ... [2022-11-21 16:16:43,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:16:44,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:16:44,459 WARN L237 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_342f690b-1752-4574-84d8-fa15d142c7a1/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c[13991,14004] [2022-11-21 16:16:44,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:16:44,516 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 16:16:44,678 WARN L237 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_342f690b-1752-4574-84d8-fa15d142c7a1/sv-benchmarks/c/float-newlib/float_req_bl_0870b.c[13991,14004] [2022-11-21 16:16:44,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 16:16:44,712 INFO L208 MainTranslator]: Completed translation [2022-11-21 16:16:44,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44 WrapperNode [2022-11-21 16:16:44,713 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:16:44,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 16:16:44,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 16:16:44,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 16:16:44,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,835 INFO L138 Inliner]: procedures = 26, calls = 188, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 729 [2022-11-21 16:16:44,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 16:16:44,849 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 16:16:44,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 16:16:44,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 16:16:44,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,869 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,939 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,972 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:44,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 16:16:44,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 16:16:44,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 16:16:44,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 16:16:44,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (1/1) ... [2022-11-21 16:16:45,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:16:45,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 16:16:45,041 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 16:16:45,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 16:16:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 16:16:45,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 16:16:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 16:16:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-21 16:16:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 16:16:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2022-11-21 16:16:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2022-11-21 16:16:45,106 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2022-11-21 16:16:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-21 16:16:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 16:16:45,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 16:16:45,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 16:16:45,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 16:16:45,297 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 16:16:45,299 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 16:17:19,112 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 16:17:19,122 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 16:17:19,123 INFO L300 CfgBuilder]: Removed 70 assume(true) statements. [2022-11-21 16:17:19,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:17:19 BoogieIcfgContainer [2022-11-21 16:17:19,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 16:17:19,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 16:17:19,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 16:17:19,132 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 16:17:19,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 04:16:43" (1/3) ... [2022-11-21 16:17:19,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@169aa8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:17:19, skipping insertion in model container [2022-11-21 16:17:19,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:16:44" (2/3) ... [2022-11-21 16:17:19,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@169aa8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 04:17:19, skipping insertion in model container [2022-11-21 16:17:19,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:17:19" (3/3) ... [2022-11-21 16:17:19,136 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0870b.c [2022-11-21 16:17:19,156 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 16:17:19,157 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 16:17:19,211 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 16:17:19,219 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@636b1451, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 16:17:19,219 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 16:17:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand has 184 states, 178 states have (on average 1.7303370786516854) internal successors, (308), 179 states have internal predecessors, (308), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-21 16:17:19,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 16:17:19,237 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:17:19,238 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:17:19,238 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:17:19,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:17:19,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1210935096, now seen corresponding path program 1 times [2022-11-21 16:17:19,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:17:19,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [343667996] [2022-11-21 16:17:19,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:17:19,259 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-21 16:17:19,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:17:19,267 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-21 16:17:19,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-21 16:17:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:17:20,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-21 16:17:20,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:17:20,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:17:20,376 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:17:20,377 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-21 16:17:20,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [343667996] [2022-11-21 16:17:20,377 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [343667996] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:17:20,378 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:17:20,378 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 16:17:20,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85306264] [2022-11-21 16:17:20,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:17:20,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-21 16:17:20,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-21 16:17:20,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-21 16:17:20,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 16:17:20,450 INFO L87 Difference]: Start difference. First operand has 184 states, 178 states have (on average 1.7303370786516854) internal successors, (308), 179 states have internal predecessors, (308), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 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) [2022-11-21 16:17:20,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:17:20,498 INFO L93 Difference]: Finished difference Result 365 states and 627 transitions. [2022-11-21 16:17:20,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-21 16:17:20,500 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 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 [2022-11-21 16:17:20,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:17:20,511 INFO L225 Difference]: With dead ends: 365 [2022-11-21 16:17:20,511 INFO L226 Difference]: Without dead ends: 180 [2022-11-21 16:17:20,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 16:17:20,524 INFO L413 NwaCegarLoop]: 243 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 16:17:20,526 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 16:17:20,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2022-11-21 16:17:20,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2022-11-21 16:17:20,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 175 states have (on average 1.3257142857142856) internal successors, (232), 175 states have internal predecessors, (232), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-21 16:17:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 238 transitions. [2022-11-21 16:17:20,583 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 238 transitions. Word has length 11 [2022-11-21 16:17:20,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:17:20,584 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 238 transitions. [2022-11-21 16:17:20,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 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) [2022-11-21 16:17:20,584 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 238 transitions. [2022-11-21 16:17:20,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 16:17:20,585 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:17:20,585 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:17:20,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-21 16:17:20,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-21 16:17:20,809 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:17:20,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:17:20,810 INFO L85 PathProgramCache]: Analyzing trace with hash 13155573, now seen corresponding path program 1 times [2022-11-21 16:17:20,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:17:20,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2052633006] [2022-11-21 16:17:20,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:17:20,811 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-21 16:17:20,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:17:20,813 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-21 16:17:20,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-21 16:17:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:17:22,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 16:17:22,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:17:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:17:22,541 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:17:22,541 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-21 16:17:22,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2052633006] [2022-11-21 16:17:22,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2052633006] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:17:22,546 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:17:22,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:17:22,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605882745] [2022-11-21 16:17:22,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:17:22,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:17:22,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-21 16:17:22,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:17:22,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:17:22,556 INFO L87 Difference]: Start difference. First operand 180 states and 238 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:17:24,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-21 16:17:25,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-21 16:17:28,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2022-11-21 16:17:28,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:17:28,718 INFO L93 Difference]: Finished difference Result 190 states and 246 transitions. [2022-11-21 16:17:28,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:17:28,759 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-21 16:17:28,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:17:28,762 INFO L225 Difference]: With dead ends: 190 [2022-11-21 16:17:28,762 INFO L226 Difference]: Without dead ends: 185 [2022-11-21 16:17:28,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:17:28,764 INFO L413 NwaCegarLoop]: 206 mSDtfsCounter, 424 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 493 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2022-11-21 16:17:28,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [424 Valid, 493 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2022-11-21 16:17:28,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2022-11-21 16:17:28,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 180. [2022-11-21 16:17:28,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 175 states have (on average 1.32) internal successors, (231), 175 states have internal predecessors, (231), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-21 16:17:28,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 237 transitions. [2022-11-21 16:17:28,810 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 237 transitions. Word has length 13 [2022-11-21 16:17:28,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:17:28,810 INFO L495 AbstractCegarLoop]: Abstraction has 180 states and 237 transitions. [2022-11-21 16:17:28,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 16:17:28,811 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 237 transitions. [2022-11-21 16:17:28,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 16:17:28,811 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:17:28,812 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:17:28,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-21 16:17:29,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-21 16:17:29,040 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:17:29,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:17:29,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1884936518, now seen corresponding path program 1 times [2022-11-21 16:17:29,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:17:29,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1441567291] [2022-11-21 16:17:29,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:17:29,042 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-21 16:17:29,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:17:29,043 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-21 16:17:29,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-21 16:17:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:17:30,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-21 16:17:30,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:17:30,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:17:30,779 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:17:30,780 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-21 16:17:30,780 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1441567291] [2022-11-21 16:17:30,780 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1441567291] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:17:30,781 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:17:30,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-21 16:17:30,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762212826] [2022-11-21 16:17:30,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:17:30,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 16:17:30,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-21 16:17:30,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 16:17:30,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-21 16:17:30,784 INFO L87 Difference]: Start difference. First operand 180 states and 237 transitions. Second operand has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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) [2022-11-21 16:17:31,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:17:31,485 INFO L93 Difference]: Finished difference Result 185 states and 241 transitions. [2022-11-21 16:17:31,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 16:17:31,490 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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 15 [2022-11-21 16:17:31,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:17:31,490 INFO L225 Difference]: With dead ends: 185 [2022-11-21 16:17:31,491 INFO L226 Difference]: Without dead ends: 16 [2022-11-21 16:17:31,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-21 16:17:31,494 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 38 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-21 16:17:31,495 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 20 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-21 16:17:31,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-21 16:17:31,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-21 16:17:31,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 15 states have (on average 1.0) internal successors, (15), 15 states have internal predecessors, (15), 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) [2022-11-21 16:17:31,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 15 transitions. [2022-11-21 16:17:31,505 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 15 transitions. Word has length 15 [2022-11-21 16:17:31,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:17:31,505 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 15 transitions. [2022-11-21 16:17:31,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 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) [2022-11-21 16:17:31,507 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 15 transitions. [2022-11-21 16:17:31,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 16:17:31,508 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 16:17:31,508 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 16:17:31,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-21 16:17:31,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-21 16:17:31,738 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 16:17:31,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 16:17:31,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1883089476, now seen corresponding path program 1 times [2022-11-21 16:17:31,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-21 16:17:31,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [547700503] [2022-11-21 16:17:31,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 16:17:31,739 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-21 16:17:31,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat [2022-11-21 16:17:31,741 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-21 16:17:31,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-21 16:17:32,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 16:17:32,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-21 16:17:32,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 16:17:33,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 16:17:33,258 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-21 16:17:33,259 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-21 16:17:33,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [547700503] [2022-11-21 16:17:33,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [547700503] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 16:17:33,259 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 16:17:33,259 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 16:17:33,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611846664] [2022-11-21 16:17:33,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 16:17:33,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 16:17:33,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-21 16:17:33,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 16:17:33,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 16:17:33,261 INFO L87 Difference]: Start difference. First operand 16 states and 15 transitions. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2022-11-21 16:17:33,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 16:17:33,556 INFO L93 Difference]: Finished difference Result 16 states and 15 transitions. [2022-11-21 16:17:33,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 16:17:33,556 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 15 [2022-11-21 16:17:33,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 16:17:33,556 INFO L225 Difference]: With dead ends: 16 [2022-11-21 16:17:33,557 INFO L226 Difference]: Without dead ends: 0 [2022-11-21 16:17:33,557 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-21 16:17:33,558 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 3 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-21 16:17:33,559 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 41 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-21 16:17:33,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-21 16:17:33,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-21 16:17:33,560 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) [2022-11-21 16:17:33,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-21 16:17:33,561 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2022-11-21 16:17:33,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 16:17:33,561 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 16:17:33,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2022-11-21 16:17:33,562 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-21 16:17:33,562 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 16:17:33,565 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-21 16:17:33,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-21 16:17:33,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-21 16:17:33,781 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-21 16:17:34,819 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 188) no Hoare annotation was computed. [2022-11-21 16:17:34,820 INFO L899 garLoopResultBuilder]: For program point copysign_floatEXIT(lines 177 195) no Hoare annotation was computed. [2022-11-21 16:17:34,820 INFO L902 garLoopResultBuilder]: At program point L184-1(lines 177 195) the Hoare annotation is: true [2022-11-21 16:17:34,820 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 193) no Hoare annotation was computed. [2022-11-21 16:17:34,820 INFO L902 garLoopResultBuilder]: At program point L189-1(lines 177 195) the Hoare annotation is: true [2022-11-21 16:17:34,820 INFO L899 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2022-11-21 16:17:34,821 INFO L902 garLoopResultBuilder]: At program point copysign_floatENTRY(lines 177 195) the Hoare annotation is: true [2022-11-21 16:17:34,821 INFO L899 garLoopResultBuilder]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2022-11-21 16:17:34,821 INFO L902 garLoopResultBuilder]: At program point L179-2(lines 179 183) the Hoare annotation is: true [2022-11-21 16:17:34,821 INFO L899 garLoopResultBuilder]: For program point copysign_floatFINAL(lines 177 195) no Hoare annotation was computed. [2022-11-21 16:17:34,828 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 533) no Hoare annotation was computed. [2022-11-21 16:17:34,829 INFO L899 garLoopResultBuilder]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2022-11-21 16:17:34,829 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 533) no Hoare annotation was computed. [2022-11-21 16:17:34,829 INFO L899 garLoopResultBuilder]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2022-11-21 16:17:34,829 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 368) no Hoare annotation was computed. [2022-11-21 16:17:34,830 INFO L895 garLoopResultBuilder]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2022-11-21 16:17:34,830 INFO L899 garLoopResultBuilder]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2022-11-21 16:17:34,830 INFO L895 garLoopResultBuilder]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2022-11-21 16:17:34,830 INFO L899 garLoopResultBuilder]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2022-11-21 16:17:34,831 INFO L899 garLoopResultBuilder]: For program point L501(lines 501 502) no Hoare annotation was computed. [2022-11-21 16:17:34,831 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 410) no Hoare annotation was computed. [2022-11-21 16:17:34,831 INFO L899 garLoopResultBuilder]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2022-11-21 16:17:34,831 INFO L899 garLoopResultBuilder]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2022-11-21 16:17:34,832 INFO L895 garLoopResultBuilder]: At program point L303-2(lines 303 307) the Hoare annotation is: (and (not (fp.eq |ULTIMATE.start___ieee754_powf_~y#1| (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_powf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_main_~x~0#1|))) [2022-11-21 16:17:34,832 INFO L899 garLoopResultBuilder]: For program point L238(lines 238 243) no Hoare annotation was computed. [2022-11-21 16:17:34,832 INFO L899 garLoopResultBuilder]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2022-11-21 16:17:34,832 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 140) no Hoare annotation was computed. [2022-11-21 16:17:34,832 INFO L895 garLoopResultBuilder]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2022-11-21 16:17:34,833 INFO L899 garLoopResultBuilder]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2022-11-21 16:17:34,833 INFO L899 garLoopResultBuilder]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2022-11-21 16:17:34,833 INFO L899 garLoopResultBuilder]: For program point L503(lines 503 507) no Hoare annotation was computed. [2022-11-21 16:17:34,833 INFO L895 garLoopResultBuilder]: At program point L503-1(lines 297 586) the Hoare annotation is: false [2022-11-21 16:17:34,834 INFO L899 garLoopResultBuilder]: For program point L338(lines 338 343) no Hoare annotation was computed. [2022-11-21 16:17:34,834 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2022-11-21 16:17:34,836 INFO L899 garLoopResultBuilder]: For program point L603(lines 603 612) no Hoare annotation was computed. [2022-11-21 16:17:34,836 INFO L899 garLoopResultBuilder]: For program point L603-2(lines 603 612) no Hoare annotation was computed. [2022-11-21 16:17:34,837 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2022-11-21 16:17:34,837 INFO L895 garLoopResultBuilder]: At program point L438-1(lines 398 499) the Hoare annotation is: false [2022-11-21 16:17:34,837 INFO L899 garLoopResultBuilder]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2022-11-21 16:17:34,837 INFO L895 garLoopResultBuilder]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2022-11-21 16:17:34,838 INFO L895 garLoopResultBuilder]: At program point L240(line 240) the Hoare annotation is: false [2022-11-21 16:17:34,838 INFO L899 garLoopResultBuilder]: For program point L240-1(line 240) no Hoare annotation was computed. [2022-11-21 16:17:34,838 INFO L899 garLoopResultBuilder]: For program point L538(lines 538 550) no Hoare annotation was computed. [2022-11-21 16:17:34,841 INFO L899 garLoopResultBuilder]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2022-11-21 16:17:34,842 INFO L895 garLoopResultBuilder]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2022-11-21 16:17:34,842 INFO L899 garLoopResultBuilder]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2022-11-21 16:17:34,842 INFO L899 garLoopResultBuilder]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2022-11-21 16:17:34,842 INFO L899 garLoopResultBuilder]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2022-11-21 16:17:34,843 INFO L895 garLoopResultBuilder]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2022-11-21 16:17:34,843 INFO L899 garLoopResultBuilder]: For program point L373(lines 373 374) no Hoare annotation was computed. [2022-11-21 16:17:34,843 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 343) no Hoare annotation was computed. [2022-11-21 16:17:34,843 INFO L895 garLoopResultBuilder]: At program point L175(lines 111 176) the Hoare annotation is: false [2022-11-21 16:17:34,844 INFO L899 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2022-11-21 16:17:34,844 INFO L895 garLoopResultBuilder]: At program point L308-1(lines 297 586) the Hoare annotation is: (and (not (fp.eq |ULTIMATE.start___ieee754_powf_~y#1| (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_powf_~hx~3#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_powf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_main_~x~0#1|))) [2022-11-21 16:17:34,844 INFO L899 garLoopResultBuilder]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2022-11-21 16:17:34,844 INFO L895 garLoopResultBuilder]: At program point L242(line 242) the Hoare annotation is: false [2022-11-21 16:17:34,845 INFO L899 garLoopResultBuilder]: For program point L242-1(line 242) no Hoare annotation was computed. [2022-11-21 16:17:34,845 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 499) no Hoare annotation was computed. [2022-11-21 16:17:34,845 INFO L899 garLoopResultBuilder]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2022-11-21 16:17:34,847 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2022-11-21 16:17:34,847 INFO L899 garLoopResultBuilder]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2022-11-21 16:17:34,847 INFO L895 garLoopResultBuilder]: At program point L508-1(lines 297 586) the Hoare annotation is: false [2022-11-21 16:17:34,848 INFO L895 garLoopResultBuilder]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2022-11-21 16:17:34,848 INFO L899 garLoopResultBuilder]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2022-11-21 16:17:34,848 INFO L899 garLoopResultBuilder]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2022-11-21 16:17:34,848 INFO L899 garLoopResultBuilder]: For program point L608(lines 608 611) no Hoare annotation was computed. [2022-11-21 16:17:34,849 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 447) no Hoare annotation was computed. [2022-11-21 16:17:34,849 INFO L895 garLoopResultBuilder]: At program point L443-1(lines 398 499) the Hoare annotation is: false [2022-11-21 16:17:34,849 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 378) no Hoare annotation was computed. [2022-11-21 16:17:34,849 INFO L899 garLoopResultBuilder]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2022-11-21 16:17:34,849 INFO L899 garLoopResultBuilder]: For program point L212(lines 212 213) no Hoare annotation was computed. [2022-11-21 16:17:34,850 INFO L899 garLoopResultBuilder]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2022-11-21 16:17:34,850 INFO L895 garLoopResultBuilder]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2022-11-21 16:17:34,850 INFO L899 garLoopResultBuilder]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2022-11-21 16:17:34,851 INFO L899 garLoopResultBuilder]: For program point L609(line 609) no Hoare annotation was computed. [2022-11-21 16:17:34,851 INFO L899 garLoopResultBuilder]: For program point L477(lines 477 481) no Hoare annotation was computed. [2022-11-21 16:17:34,851 INFO L895 garLoopResultBuilder]: At program point L477-1(lines 398 499) the Hoare annotation is: false [2022-11-21 16:17:34,851 INFO L899 garLoopResultBuilder]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2022-11-21 16:17:34,852 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 350) no Hoare annotation was computed. [2022-11-21 16:17:34,852 INFO L895 garLoopResultBuilder]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2022-11-21 16:17:34,853 INFO L899 garLoopResultBuilder]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2022-11-21 16:17:34,854 INFO L899 garLoopResultBuilder]: For program point L577(lines 577 584) no Hoare annotation was computed. [2022-11-21 16:17:34,854 INFO L899 garLoopResultBuilder]: For program point L379(lines 379 380) no Hoare annotation was computed. [2022-11-21 16:17:34,857 INFO L899 garLoopResultBuilder]: For program point L346(lines 346 349) no Hoare annotation was computed. [2022-11-21 16:17:34,858 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 215) no Hoare annotation was computed. [2022-11-21 16:17:34,858 INFO L899 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2022-11-21 16:17:34,858 INFO L899 garLoopResultBuilder]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2022-11-21 16:17:34,858 INFO L899 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2022-11-21 16:17:34,858 INFO L895 garLoopResultBuilder]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2022-11-21 16:17:34,859 INFO L899 garLoopResultBuilder]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2022-11-21 16:17:34,861 INFO L899 garLoopResultBuilder]: For program point L216(lines 216 226) no Hoare annotation was computed. [2022-11-21 16:17:34,862 INFO L899 garLoopResultBuilder]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2022-11-21 16:17:34,862 INFO L899 garLoopResultBuilder]: For program point L547(lines 547 548) no Hoare annotation was computed. [2022-11-21 16:17:34,862 INFO L899 garLoopResultBuilder]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2022-11-21 16:17:34,862 INFO L895 garLoopResultBuilder]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2022-11-21 16:17:34,863 INFO L899 garLoopResultBuilder]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2022-11-21 16:17:34,863 INFO L899 garLoopResultBuilder]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2022-11-21 16:17:34,863 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 423) no Hoare annotation was computed. [2022-11-21 16:17:34,863 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 317) no Hoare annotation was computed. [2022-11-21 16:17:34,885 INFO L895 garLoopResultBuilder]: At program point L250(lines 201 251) the Hoare annotation is: false [2022-11-21 16:17:34,885 INFO L902 garLoopResultBuilder]: At program point L614(lines 591 615) the Hoare annotation is: true [2022-11-21 16:17:34,888 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-21 16:17:34,889 INFO L899 garLoopResultBuilder]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2022-11-21 16:17:34,889 INFO L895 garLoopResultBuilder]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2022-11-21 16:17:34,889 INFO L899 garLoopResultBuilder]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2022-11-21 16:17:34,889 INFO L899 garLoopResultBuilder]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2022-11-21 16:17:34,890 INFO L895 garLoopResultBuilder]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2022-11-21 16:17:34,890 INFO L899 garLoopResultBuilder]: For program point L417(lines 417 423) no Hoare annotation was computed. [2022-11-21 16:17:34,890 INFO L899 garLoopResultBuilder]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2022-11-21 16:17:34,890 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 352) no Hoare annotation was computed. [2022-11-21 16:17:34,890 INFO L899 garLoopResultBuilder]: For program point L319(lines 319 324) no Hoare annotation was computed. [2022-11-21 16:17:34,891 INFO L899 garLoopResultBuilder]: For program point L353(lines 353 356) no Hoare annotation was computed. [2022-11-21 16:17:34,891 INFO L899 garLoopResultBuilder]: For program point L320(lines 320 323) no Hoare annotation was computed. [2022-11-21 16:17:34,891 INFO L899 garLoopResultBuilder]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2022-11-21 16:17:34,891 INFO L899 garLoopResultBuilder]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2022-11-21 16:17:34,891 INFO L895 garLoopResultBuilder]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2022-11-21 16:17:34,892 INFO L895 garLoopResultBuilder]: At program point L585(lines 297 586) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_powf_~hx~3#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_powf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= (_ NaN 8 24) |ULTIMATE.start___ieee754_powf_#res#1|) (exists ((|ULTIMATE.start___ieee754_powf_~hx~3#1| (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_powf_~hx~3#1|) |ULTIMATE.start___ieee754_powf_~ix~5#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_powf_~hx~3#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_main_~x~0#1|))) [2022-11-21 16:17:34,892 INFO L899 garLoopResultBuilder]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2022-11-21 16:17:34,892 INFO L895 garLoopResultBuilder]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2022-11-21 16:17:34,893 INFO L899 garLoopResultBuilder]: For program point L354(lines 354 355) no Hoare annotation was computed. [2022-11-21 16:17:34,894 INFO L899 garLoopResultBuilder]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2022-11-21 16:17:34,894 INFO L895 garLoopResultBuilder]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2022-11-21 16:17:34,894 INFO L899 garLoopResultBuilder]: For program point L123(lines 123 124) no Hoare annotation was computed. [2022-11-21 16:17:34,894 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-21 16:17:34,901 INFO L899 garLoopResultBuilder]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2022-11-21 16:17:34,902 INFO L895 garLoopResultBuilder]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2022-11-21 16:17:34,902 INFO L899 garLoopResultBuilder]: For program point L224(lines 224 225) no Hoare annotation was computed. [2022-11-21 16:17:34,902 INFO L899 garLoopResultBuilder]: For program point L158(lines 158 167) no Hoare annotation was computed. [2022-11-21 16:17:34,902 INFO L899 garLoopResultBuilder]: For program point L522(lines 522 534) no Hoare annotation was computed. [2022-11-21 16:17:34,902 INFO L899 garLoopResultBuilder]: For program point L126(lines 126 127) no Hoare annotation was computed. [2022-11-21 16:17:34,903 INFO L895 garLoopResultBuilder]: At program point L589(line 589) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_powf_~hx~3#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_powf_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= (_ NaN 8 24) |ULTIMATE.start___ieee754_powf_#res#1|) (exists ((|ULTIMATE.start___ieee754_powf_~hx~3#1| (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_powf_~hx~3#1|) |ULTIMATE.start___ieee754_powf_~ix~5#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_powf_~hx~3#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_powf_~hx~3#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_main_~x~0#1|)) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res#1|)) [2022-11-21 16:17:34,903 INFO L899 garLoopResultBuilder]: For program point L523(lines 523 527) no Hoare annotation was computed. [2022-11-21 16:17:34,903 INFO L899 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2022-11-21 16:17:34,903 INFO L895 garLoopResultBuilder]: At program point L424-1(lines 398 499) the Hoare annotation is: false [2022-11-21 16:17:34,904 INFO L899 garLoopResultBuilder]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2022-11-21 16:17:34,904 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 263) no Hoare annotation was computed. [2022-11-21 16:17:34,904 INFO L895 garLoopResultBuilder]: At program point L259-1(lines 252 265) the Hoare annotation is: false [2022-11-21 16:17:34,904 INFO L899 garLoopResultBuilder]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2022-11-21 16:17:34,904 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 166) no Hoare annotation was computed. [2022-11-21 16:17:34,905 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-21 16:17:34,905 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 561) no Hoare annotation was computed. [2022-11-21 16:17:34,905 INFO L895 garLoopResultBuilder]: At program point L557-1(lines 297 586) the Hoare annotation is: false [2022-11-21 16:17:34,905 INFO L899 garLoopResultBuilder]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2022-11-21 16:17:34,905 INFO L899 garLoopResultBuilder]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2022-11-21 16:17:34,905 INFO L899 garLoopResultBuilder]: For program point L392(lines 392 396) no Hoare annotation was computed. [2022-11-21 16:17:34,906 INFO L895 garLoopResultBuilder]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2022-11-21 16:17:34,906 INFO L895 garLoopResultBuilder]: At program point L392-1(lines 375 398) the Hoare annotation is: false [2022-11-21 16:17:34,906 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 335) no Hoare annotation was computed. [2022-11-21 16:17:34,906 INFO L899 garLoopResultBuilder]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2022-11-21 16:17:34,906 INFO L899 garLoopResultBuilder]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2022-11-21 16:17:34,907 INFO L899 garLoopResultBuilder]: For program point L128(lines 128 129) no Hoare annotation was computed. [2022-11-21 16:17:34,907 INFO L899 garLoopResultBuilder]: For program point L525(lines 525 527) no Hoare annotation was computed. [2022-11-21 16:17:34,907 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 371) no Hoare annotation was computed. [2022-11-21 16:17:34,907 INFO L899 garLoopResultBuilder]: For program point L327(lines 327 334) no Hoare annotation was computed. [2022-11-21 16:17:34,907 INFO L899 garLoopResultBuilder]: For program point L228(lines 228 229) no Hoare annotation was computed. [2022-11-21 16:17:34,908 INFO L899 garLoopResultBuilder]: For program point L162(lines 162 165) no Hoare annotation was computed. [2022-11-21 16:17:34,908 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2022-11-21 16:17:34,908 INFO L899 garLoopResultBuilder]: For program point L493(lines 493 497) no Hoare annotation was computed. [2022-11-21 16:17:34,908 INFO L895 garLoopResultBuilder]: At program point L493-1(lines 398 499) the Hoare annotation is: false [2022-11-21 16:17:34,908 INFO L899 garLoopResultBuilder]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2022-11-21 16:17:34,908 INFO L895 garLoopResultBuilder]: At program point L229(line 229) the Hoare annotation is: false [2022-11-21 16:17:34,909 INFO L899 garLoopResultBuilder]: For program point L229-1(line 229) no Hoare annotation was computed. [2022-11-21 16:17:34,909 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 363) no Hoare annotation was computed. [2022-11-21 16:17:34,909 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 334) no Hoare annotation was computed. [2022-11-21 16:17:34,909 INFO L899 garLoopResultBuilder]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2022-11-21 16:17:34,909 INFO L899 garLoopResultBuilder]: For program point L230(lines 230 237) no Hoare annotation was computed. [2022-11-21 16:17:34,910 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-21 16:17:34,914 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 609) no Hoare annotation was computed. [2022-11-21 16:17:34,914 INFO L895 garLoopResultBuilder]: At program point L264(lines 252 265) the Hoare annotation is: false [2022-11-21 16:17:34,914 INFO L899 garLoopResultBuilder]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2022-11-21 16:17:34,914 INFO L895 garLoopResultBuilder]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2022-11-21 16:17:34,915 INFO L899 garLoopResultBuilder]: For program point L132(lines 132 136) no Hoare annotation was computed. [2022-11-21 16:17:34,915 INFO L899 garLoopResultBuilder]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2022-11-21 16:17:34,915 INFO L899 garLoopResultBuilder]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2022-11-21 16:17:34,915 INFO L899 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2022-11-21 16:17:34,915 INFO L899 garLoopResultBuilder]: For program point L463(lines 463 467) no Hoare annotation was computed. [2022-11-21 16:17:34,916 INFO L895 garLoopResultBuilder]: At program point L463-1(lines 398 499) the Hoare annotation is: false [2022-11-21 16:17:34,916 INFO L899 garLoopResultBuilder]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2022-11-21 16:17:34,916 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 369) no Hoare annotation was computed. [2022-11-21 16:17:34,916 INFO L899 garLoopResultBuilder]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2022-11-21 16:17:34,916 INFO L895 garLoopResultBuilder]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2022-11-21 16:17:34,916 INFO L899 garLoopResultBuilder]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2022-11-21 16:17:34,917 INFO L899 garLoopResultBuilder]: For program point L365(lines 365 368) no Hoare annotation was computed. [2022-11-21 16:17:34,917 INFO L899 garLoopResultBuilder]: For program point L332(lines 332 333) no Hoare annotation was computed. [2022-11-21 16:17:34,921 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-21 16:17:34,924 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 16:17:34,952 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,953 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,953 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,953 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,953 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,963 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,963 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,963 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,968 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,969 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,970 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,970 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,971 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,971 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,972 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,972 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,972 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,972 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,979 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,979 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,980 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,980 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,980 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:34,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,981 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,982 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,983 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,983 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,983 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,984 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,985 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,985 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,985 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:34,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 04:17:34 BoogieIcfgContainer [2022-11-21 16:17:34,986 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 16:17:34,989 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 16:17:34,989 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 16:17:34,989 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 16:17:34,990 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:17:19" (3/4) ... [2022-11-21 16:17:34,993 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 16:17:35,000 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2022-11-21 16:17:35,023 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-21 16:17:35,026 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-21 16:17:35,026 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 16:17:35,027 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 16:17:35,057 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE()) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) [2022-11-21 16:17:35,095 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 16:17:35,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 16:17:35,096 INFO L158 Benchmark]: Toolchain (without parser) took 51175.79ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 49.2MB in the beginning and 74.4MB in the end (delta: -25.2MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2022-11-21 16:17:35,096 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:17:35,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 785.24ms. Allocated memory is still 75.5MB. Free memory was 49.2MB in the beginning and 47.5MB in the end (delta: 1.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 16:17:35,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.29ms. Allocated memory is still 75.5MB. Free memory was 47.5MB in the beginning and 43.1MB in the end (delta: 4.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 16:17:35,098 INFO L158 Benchmark]: Boogie Preprocessor took 134.06ms. Allocated memory is still 75.5MB. Free memory was 43.1MB in the beginning and 38.3MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:17:35,098 INFO L158 Benchmark]: RCFGBuilder took 34142.23ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 38.0MB in the beginning and 73.4MB in the end (delta: -35.4MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-11-21 16:17:35,099 INFO L158 Benchmark]: TraceAbstraction took 15859.63ms. Allocated memory is still 113.2MB. Free memory was 73.3MB in the beginning and 79.5MB in the end (delta: -6.2MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. [2022-11-21 16:17:35,099 INFO L158 Benchmark]: Witness Printer took 106.76ms. Allocated memory is still 113.2MB. Free memory was 79.5MB in the beginning and 74.4MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 16:17:35,101 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 75.5MB. Free memory is still 52.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 785.24ms. Allocated memory is still 75.5MB. Free memory was 49.2MB in the beginning and 47.5MB in the end (delta: 1.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.29ms. Allocated memory is still 75.5MB. Free memory was 47.5MB in the beginning and 43.1MB in the end (delta: 4.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.06ms. Allocated memory is still 75.5MB. Free memory was 43.1MB in the beginning and 38.3MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 34142.23ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 38.0MB in the beginning and 73.4MB in the end (delta: -35.4MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. * TraceAbstraction took 15859.63ms. Allocated memory is still 113.2MB. Free memory was 73.3MB in the beginning and 79.5MB in the end (delta: -6.2MB). Peak memory consumption was 34.9MB. Max. memory is 16.1GB. * Witness Printer took 106.76ms. Allocated memory is still 113.2MB. Free memory was 79.5MB in the beginning and 74.4MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 609]: 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 2 procedures, 184 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 465 SdHoareTripleChecker+Valid, 6.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 465 mSDsluCounter, 797 SdHoareTripleChecker+Invalid, 6.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 327 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46 IncrementalHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 470 mSDtfsCounter, 46 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=184occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 66 PreInvPairs, 71 NumberOfFragments, 198 HoareAnnotationTreeSize, 66 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 3.9s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 54 NumberOfCodeBlocks, 54 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 50 ConstructedInterpolants, 10 QuantifiedInterpolants, 216 SizeOfPredicates, 18 NumberOfNonLiveVariables, 476 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: 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: 177]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 297]: Loop Invariant [2022-11-21 16:17:35,116 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,116 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,117 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,117 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,117 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,117 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,117 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,118 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,118 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,118 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,119 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,119 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,119 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,119 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,120 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,120 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((((\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) && ~NaN~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_powf_~hx~3#1 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3#1) == ix && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3#1[31:31], ULTIMATE.start___ieee754_powf_~hx~3#1[30:23], ULTIMATE.start___ieee754_powf_~hx~3#1[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 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: 589]: Loop Invariant [2022-11-21 16:17:35,121 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,122 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,122 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,122 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,122 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,123 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,123 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,123 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,124 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,124 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,124 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,124 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,125 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,125 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3#1,QUANTIFIED] [2022-11-21 16:17:35,125 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,125 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((((\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) && ~NaN~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_powf_~hx~3#1 : bv32 :: ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3#1) == ix && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3#1[31:31], ULTIMATE.start___ieee754_powf_~hx~3#1[30:23], ULTIMATE.start___ieee754_powf_~hx~3#1[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE())))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x)) && 1bv32 == \result - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 375]: 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: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant [2022-11-21 16:17:35,128 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,129 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,129 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,129 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (!~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE()) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant [2022-11-21 16:17:35,130 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,131 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,131 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,131 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,132 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2022-11-21 16:17:35,132 WARN L421 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: ((!~fp.eq~FLOAT(y, ~Pluszero~LONGDOUBLE()) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.div~FLOAT(currentRoundingMode, ~Pluszero~LONGDOUBLE(), ~Pluszero~LONGDOUBLE()) == x) - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: 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! [2022-11-21 16:17:35,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_342f690b-1752-4574-84d8-fa15d142c7a1/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE