./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a1999ce7e1e913f1b529593a0747db44f1c4282eec5e29b331f4657bcc56ae2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:07:27,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:07:27,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:07:27,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:07:27,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:07:27,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:07:27,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:07:27,976 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:07:27,979 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:07:27,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:07:27,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:07:27,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:07:27,990 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:07:27,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:07:27,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:07:27,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:07:28,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:07:28,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:07:28,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:07:28,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:07:28,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:07:28,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:07:28,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:07:28,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:07:28,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:07:28,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:07:28,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:07:28,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:07:28,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:07:28,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:07:28,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:07:28,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:07:28,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:07:28,041 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:07:28,042 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:07:28,043 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:07:28,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:07:28,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:07:28,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:07:28,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:07:28,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:07:28,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-03 04:07:28,097 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:07:28,097 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:07:28,098 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:07:28,099 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:07:28,099 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:07:28,099 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:07:28,100 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 04:07:28,100 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:07:28,106 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:07:28,107 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 04:07:28,108 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 04:07:28,108 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:07:28,108 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 04:07:28,109 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 04:07:28,109 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 04:07:28,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:07:28,110 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:07:28,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 04:07:28,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:07:28,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:07:28,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:07:28,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:07:28,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:07:28,112 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:07:28,112 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:07:28,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:07:28,113 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:07:28,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:07:28,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:07:28,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:07:28,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:07:28,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:07:28,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:07:28,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:07:28,116 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 04:07:28,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 04:07:28,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:07:28,117 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:07:28,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:07:28,118 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a1999ce7e1e913f1b529593a0747db44f1c4282eec5e29b331f4657bcc56ae2 [2021-11-03 04:07:28,365 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:07:28,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:07:28,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:07:28,391 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:07:28,392 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:07:28,393 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2021-11-03 04:07:28,469 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data/ad75f109e/5fffa6f9aa0f40979380504e73494739/FLAGbebad302d [2021-11-03 04:07:29,015 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:07:29,016 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2021-11-03 04:07:29,027 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data/ad75f109e/5fffa6f9aa0f40979380504e73494739/FLAGbebad302d [2021-11-03 04:07:29,347 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data/ad75f109e/5fffa6f9aa0f40979380504e73494739 [2021-11-03 04:07:29,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:07:29,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:07:29,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:07:29,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:07:29,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:07:29,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:29" (1/1) ... [2021-11-03 04:07:29,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68e377fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:29, skipping insertion in model container [2021-11-03 04:07:29,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:29" (1/1) ... [2021-11-03 04:07:29,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:07:29,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:07:29,680 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1691) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:366) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:2000) 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:1629) 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:1068) 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:1606) 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:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452) 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:3247) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-03 04:07:29,686 INFO L168 Benchmark]: Toolchain (without parser) took 331.51 ms. Allocated memory is still 98.6 MB. Free memory was 64.7 MB in the beginning and 73.1 MB in the end (delta: -8.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-03 04:07:29,686 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 51.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:07:29,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.09 ms. Allocated memory is still 98.6 MB. Free memory was 64.5 MB in the beginning and 73.1 MB in the end (delta: -8.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-03 04:07:29,689 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 51.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 323.09 ms. Allocated memory is still 98.6 MB. Free memory was 64.5 MB in the beginning and 73.1 MB in the end (delta: -8.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0a1999ce7e1e913f1b529593a0747db44f1c4282eec5e29b331f4657bcc56ae2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 04:07:31,976 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 04:07:31,980 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 04:07:32,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 04:07:32,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 04:07:32,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 04:07:32,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 04:07:32,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 04:07:32,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 04:07:32,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 04:07:32,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 04:07:32,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 04:07:32,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 04:07:32,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 04:07:32,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 04:07:32,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 04:07:32,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 04:07:32,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 04:07:32,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 04:07:32,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 04:07:32,088 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 04:07:32,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 04:07:32,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 04:07:32,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 04:07:32,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 04:07:32,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 04:07:32,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 04:07:32,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 04:07:32,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 04:07:32,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 04:07:32,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 04:07:32,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 04:07:32,113 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 04:07:32,114 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 04:07:32,116 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 04:07:32,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 04:07:32,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 04:07:32,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 04:07:32,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 04:07:32,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 04:07:32,121 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 04:07:32,122 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-03 04:07:32,182 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 04:07:32,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 04:07:32,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 04:07:32,184 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 04:07:32,185 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 04:07:32,185 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 04:07:32,185 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 04:07:32,185 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 04:07:32,185 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 04:07:32,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 04:07:32,188 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-03 04:07:32,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-03 04:07:32,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 04:07:32,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 04:07:32,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 04:07:32,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 04:07:32,190 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 04:07:32,190 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 04:07:32,190 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 04:07:32,190 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-03 04:07:32,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 04:07:32,191 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 04:07:32,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 04:07:32,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 04:07:32,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 04:07:32,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 04:07:32,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:07:32,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 04:07:32,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 04:07:32,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 04:07:32,193 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 04:07:32,193 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 04:07:32,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 04:07:32,193 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 04:07:32,194 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 04:07:32,194 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_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0a1999ce7e1e913f1b529593a0747db44f1c4282eec5e29b331f4657bcc56ae2 [2021-11-03 04:07:32,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 04:07:32,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 04:07:32,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 04:07:32,628 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 04:07:32,629 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 04:07:32,630 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2021-11-03 04:07:32,704 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data/c9936d25c/3510f39bb99d4b30b58078e57884e568/FLAG5a2a20fee [2021-11-03 04:07:33,308 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 04:07:33,308 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c [2021-11-03 04:07:33,330 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data/c9936d25c/3510f39bb99d4b30b58078e57884e568/FLAG5a2a20fee [2021-11-03 04:07:33,604 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/data/c9936d25c/3510f39bb99d4b30b58078e57884e568 [2021-11-03 04:07:33,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 04:07:33,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 04:07:33,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 04:07:33,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 04:07:33,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 04:07:33,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:33" (1/1) ... [2021-11-03 04:07:33,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@586ce03d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:33, skipping insertion in model container [2021-11-03 04:07:33,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:07:33" (1/1) ... [2021-11-03 04:07:33,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 04:07:33,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 04:07:34,040 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c[13799,13812] [2021-11-03 04:07:34,060 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:07:34,079 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 04:07:34,219 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/sv-benchmarks/c/float-newlib/float_req_bl_0872a.c[13799,13812] [2021-11-03 04:07:34,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 04:07:34,239 INFO L208 MainTranslator]: Completed translation [2021-11-03 04:07:34,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34 WrapperNode [2021-11-03 04:07:34,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 04:07:34,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 04:07:34,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 04:07:34,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 04:07:34,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,346 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 04:07:34,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 04:07:34,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 04:07:34,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 04:07:34,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,465 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 04:07:34,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 04:07:34,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 04:07:34,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 04:07:34,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (1/1) ... [2021-11-03 04:07:34,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 04:07:34,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 04:07:34,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 04:07:34,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 04:07:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-03 04:07:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 04:07:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 04:07:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-03 04:07:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-03 04:07:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 04:07:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 04:07:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-11-03 04:07:34,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-03 04:07:34,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 04:08:01,858 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:08:01,859 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-11-03 04:08:01,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:01 BoogieIcfgContainer [2021-11-03 04:08:01,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:08:01,864 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:08:01,864 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:08:01,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:08:01,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:07:33" (1/3) ... [2021-11-03 04:08:01,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ff4fc25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:08:01, skipping insertion in model container [2021-11-03 04:08:01,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:07:34" (2/3) ... [2021-11-03 04:08:01,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ff4fc25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:08:01, skipping insertion in model container [2021-11-03 04:08:01,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:01" (3/3) ... [2021-11-03 04:08:01,871 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0872a.c [2021-11-03 04:08:01,877 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:08:01,877 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-03 04:08:01,934 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:08:01,941 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:08:01,941 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-03 04:08:01,970 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 195 states have (on average 1.7435897435897436) internal successors, (340), 196 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:08:01,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-03 04:08:01,979 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:08:01,979 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:08:01,980 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:08:01,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:08:01,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1640381008, now seen corresponding path program 1 times [2021-11-03 04:08:02,006 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:08:02,007 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [685721673] [2021-11-03 04:08:02,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:08:02,008 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:08:02,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:08:02,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:08:02,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 04:08:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:08:03,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-03 04:08:03,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:08:03,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:08:03,124 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:08:03,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:08:03,203 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:08:03,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [685721673] [2021-11-03 04:08:03,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [685721673] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:08:03,204 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:08:03,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-03 04:08:03,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952356368] [2021-11-03 04:08:03,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-03 04:08:03,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:08:03,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-03 04:08:03,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 04:08:03,228 INFO L87 Difference]: Start difference. First operand has 197 states, 195 states have (on average 1.7435897435897436) internal successors, (340), 196 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:08:03,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:08:03,289 INFO L93 Difference]: Finished difference Result 392 states and 678 transitions. [2021-11-03 04:08:03,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-03 04:08:03,291 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-03 04:08:03,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:08:03,304 INFO L225 Difference]: With dead ends: 392 [2021-11-03 04:08:03,305 INFO L226 Difference]: Without dead ends: 194 [2021-11-03 04:08:03,309 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-03 04:08:03,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-11-03 04:08:03,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2021-11-03 04:08:03,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 193 states have (on average 1.3160621761658031) internal successors, (254), 193 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:08:03,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 254 transitions. [2021-11-03 04:08:03,361 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 254 transitions. Word has length 9 [2021-11-03 04:08:03,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:08:03,362 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 254 transitions. [2021-11-03 04:08:03,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:08:03,363 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2021-11-03 04:08:03,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-03 04:08:03,363 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:08:03,364 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:08:03,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:08:03,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:08:03,565 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:08:03,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:08:03,580 INFO L85 PathProgramCache]: Analyzing trace with hash 559104083, now seen corresponding path program 1 times [2021-11-03 04:08:03,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:08:03,581 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [28927412] [2021-11-03 04:08:03,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:08:03,582 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:08:03,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:08:03,583 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:08:03,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 04:08:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:08:04,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-03 04:08:04,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:08:05,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:08:05,069 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:08:05,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:08:05,345 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:08:05,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [28927412] [2021-11-03 04:08:05,346 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [28927412] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:08:05,346 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:08:05,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-03 04:08:05,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348458143] [2021-11-03 04:08:05,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-03 04:08:05,348 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:08:05,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-03 04:08:05,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-03 04:08:05,350 INFO L87 Difference]: Start difference. First operand 194 states and 254 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:09:00,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:09:00,464 INFO L93 Difference]: Finished difference Result 202 states and 260 transitions. [2021-11-03 04:09:00,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:09:00,473 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-03 04:09:00,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:09:00,476 INFO L225 Difference]: With dead ends: 202 [2021-11-03 04:09:00,476 INFO L226 Difference]: Without dead ends: 198 [2021-11-03 04:09:00,477 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-03 04:09:00,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-11-03 04:09:00,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 194. [2021-11-03 04:09:00,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 193 states have (on average 1.3005181347150259) internal successors, (251), 193 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:09:00,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 251 transitions. [2021-11-03 04:09:00,504 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 251 transitions. Word has length 11 [2021-11-03 04:09:00,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:09:00,504 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 251 transitions. [2021-11-03 04:09:00,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:09:00,505 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 251 transitions. [2021-11-03 04:09:00,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-03 04:09:00,507 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:09:00,508 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:09:00,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:09:00,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:09:00,708 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-03 04:09:00,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:09:00,709 INFO L85 PathProgramCache]: Analyzing trace with hash -305795412, now seen corresponding path program 1 times [2021-11-03 04:09:00,710 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:09:00,710 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2109989606] [2021-11-03 04:09:00,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:09:00,710 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:09:00,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:09:00,715 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:09:00,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-03 04:09:01,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:09:01,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-03 04:09:01,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:09:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:09:02,245 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:09:02,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:09:02,825 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:09:02,825 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2109989606] [2021-11-03 04:09:02,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2109989606] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:09:02,825 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:09:02,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-03 04:09:02,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451393831] [2021-11-03 04:09:02,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-03 04:09:02,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:09:02,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-03 04:09:02,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-03 04:09:02,828 INFO L87 Difference]: Start difference. First operand 194 states and 251 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:09:03,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:09:03,130 INFO L93 Difference]: Finished difference Result 194 states and 251 transitions. [2021-11-03 04:09:03,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-03 04:09:03,131 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-03 04:09:03,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:09:03,131 INFO L225 Difference]: With dead ends: 194 [2021-11-03 04:09:03,131 INFO L226 Difference]: Without dead ends: 0 [2021-11-03 04:09:03,133 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-11-03 04:09:03,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-03 04:09:03,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-03 04:09:03,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:09:03,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-03 04:09:03,134 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-11-03 04:09:03,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:09:03,135 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-03 04:09:03,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:09:03,136 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-03 04:09:03,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-03 04:09:03,139 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-03 04:09:03,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-03 04:09:03,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:09:03,344 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-03 04:09:03,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-03 04:09:03,890 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 533) no Hoare annotation was computed. [2021-11-03 04:09:03,890 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2021-11-03 04:09:03,890 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 533) no Hoare annotation was computed. [2021-11-03 04:09:03,891 INFO L857 garLoopResultBuilder]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2021-11-03 04:09:03,891 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 368) no Hoare annotation was computed. [2021-11-03 04:09:03,891 INFO L853 garLoopResultBuilder]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2021-11-03 04:09:03,891 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2021-11-03 04:09:03,892 INFO L853 garLoopResultBuilder]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2021-11-03 04:09:03,892 INFO L857 garLoopResultBuilder]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2021-11-03 04:09:03,892 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 603) no Hoare annotation was computed. [2021-11-03 04:09:03,894 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 502) no Hoare annotation was computed. [2021-11-03 04:09:03,896 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 410) no Hoare annotation was computed. [2021-11-03 04:09:03,896 INFO L857 garLoopResultBuilder]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2021-11-03 04:09:03,896 INFO L857 garLoopResultBuilder]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2021-11-03 04:09:03,897 INFO L853 garLoopResultBuilder]: At program point L303-2(lines 303 307) the Hoare annotation is: (and (= ~one_pow~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ULTIMATE.start___ieee754_powf_~y (_ +zero 8 24))) [2021-11-03 04:09:03,897 INFO L857 garLoopResultBuilder]: For program point L601(line 601) no Hoare annotation was computed. [2021-11-03 04:09:03,898 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 243) no Hoare annotation was computed. [2021-11-03 04:09:03,899 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2021-11-03 04:09:03,899 INFO L857 garLoopResultBuilder]: For program point L139(lines 139 140) no Hoare annotation was computed. [2021-11-03 04:09:03,899 INFO L853 garLoopResultBuilder]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2021-11-03 04:09:03,899 INFO L857 garLoopResultBuilder]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2021-11-03 04:09:03,899 INFO L857 garLoopResultBuilder]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2021-11-03 04:09:03,900 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 507) no Hoare annotation was computed. [2021-11-03 04:09:03,900 INFO L857 garLoopResultBuilder]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2021-11-03 04:09:03,900 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 343) no Hoare annotation was computed. [2021-11-03 04:09:03,900 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-11-03 04:09:03,900 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-11-03 04:09:03,901 INFO L857 garLoopResultBuilder]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2021-11-03 04:09:03,901 INFO L857 garLoopResultBuilder]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2021-11-03 04:09:03,901 INFO L853 garLoopResultBuilder]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2021-11-03 04:09:03,901 INFO L857 garLoopResultBuilder]: For program point L538(lines 538 550) no Hoare annotation was computed. [2021-11-03 04:09:03,904 INFO L857 garLoopResultBuilder]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2021-11-03 04:09:03,905 INFO L853 garLoopResultBuilder]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2021-11-03 04:09:03,910 INFO L857 garLoopResultBuilder]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2021-11-03 04:09:03,910 INFO L857 garLoopResultBuilder]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2021-11-03 04:09:03,910 INFO L857 garLoopResultBuilder]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2021-11-03 04:09:03,910 INFO L853 garLoopResultBuilder]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2021-11-03 04:09:03,911 INFO L857 garLoopResultBuilder]: For program point L373(lines 373 374) no Hoare annotation was computed. [2021-11-03 04:09:03,912 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 343) no Hoare annotation was computed. [2021-11-03 04:09:03,912 INFO L853 garLoopResultBuilder]: At program point L175(lines 111 176) the Hoare annotation is: false [2021-11-03 04:09:03,913 INFO L860 garLoopResultBuilder]: At program point L605(lines 588 606) the Hoare annotation is: true [2021-11-03 04:09:03,914 INFO L857 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2021-11-03 04:09:03,915 INFO L857 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2021-11-03 04:09:03,915 INFO L857 garLoopResultBuilder]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2021-11-03 04:09:03,916 INFO L857 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2021-11-03 04:09:03,916 INFO L857 garLoopResultBuilder]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2021-11-03 04:09:03,916 INFO L857 garLoopResultBuilder]: For program point L375(lines 375 499) no Hoare annotation was computed. [2021-11-03 04:09:03,916 INFO L857 garLoopResultBuilder]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2021-11-03 04:09:03,916 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-11-03 04:09:03,916 INFO L857 garLoopResultBuilder]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2021-11-03 04:09:03,917 INFO L857 garLoopResultBuilder]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2021-11-03 04:09:03,917 INFO L853 garLoopResultBuilder]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2021-11-03 04:09:03,917 INFO L857 garLoopResultBuilder]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2021-11-03 04:09:03,917 INFO L857 garLoopResultBuilder]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2021-11-03 04:09:03,917 INFO L857 garLoopResultBuilder]: For program point L343(line 343) no Hoare annotation was computed. [2021-11-03 04:09:03,918 INFO L857 garLoopResultBuilder]: For program point L343-2(line 343) no Hoare annotation was computed. [2021-11-03 04:09:03,918 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 447) no Hoare annotation was computed. [2021-11-03 04:09:03,918 INFO L857 garLoopResultBuilder]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2021-11-03 04:09:03,918 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 378) no Hoare annotation was computed. [2021-11-03 04:09:03,918 INFO L857 garLoopResultBuilder]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2021-11-03 04:09:03,919 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 213) no Hoare annotation was computed. [2021-11-03 04:09:03,919 INFO L857 garLoopResultBuilder]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2021-11-03 04:09:03,919 INFO L853 garLoopResultBuilder]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2021-11-03 04:09:03,919 INFO L857 garLoopResultBuilder]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2021-11-03 04:09:03,919 INFO L857 garLoopResultBuilder]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2021-11-03 04:09:03,920 INFO L853 garLoopResultBuilder]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2021-11-03 04:09:03,920 INFO L857 garLoopResultBuilder]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2021-11-03 04:09:03,920 INFO L853 garLoopResultBuilder]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2021-11-03 04:09:03,920 INFO L857 garLoopResultBuilder]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2021-11-03 04:09:03,920 INFO L853 garLoopResultBuilder]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2021-11-03 04:09:03,920 INFO L857 garLoopResultBuilder]: For program point L477(lines 477 481) no Hoare annotation was computed. [2021-11-03 04:09:03,921 INFO L857 garLoopResultBuilder]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2021-11-03 04:09:03,921 INFO L857 garLoopResultBuilder]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2021-11-03 04:09:03,921 INFO L857 garLoopResultBuilder]: For program point L378(line 378) no Hoare annotation was computed. [2021-11-03 04:09:03,921 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 350) no Hoare annotation was computed. [2021-11-03 04:09:03,921 INFO L857 garLoopResultBuilder]: For program point L378-2(line 378) no Hoare annotation was computed. [2021-11-03 04:09:03,922 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2021-11-03 04:09:03,922 INFO L857 garLoopResultBuilder]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2021-11-03 04:09:03,922 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 584) no Hoare annotation was computed. [2021-11-03 04:09:03,922 INFO L857 garLoopResultBuilder]: For program point L379(lines 379 380) no Hoare annotation was computed. [2021-11-03 04:09:03,922 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 349) no Hoare annotation was computed. [2021-11-03 04:09:03,922 INFO L857 garLoopResultBuilder]: For program point L214(lines 214 215) no Hoare annotation was computed. [2021-11-03 04:09:03,923 INFO L857 garLoopResultBuilder]: For program point L380(line 380) no Hoare annotation was computed. [2021-11-03 04:09:03,923 INFO L857 garLoopResultBuilder]: For program point L380-2(line 380) no Hoare annotation was computed. [2021-11-03 04:09:03,923 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2021-11-03 04:09:03,923 INFO L857 garLoopResultBuilder]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2021-11-03 04:09:03,923 INFO L857 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2021-11-03 04:09:03,924 INFO L853 garLoopResultBuilder]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2021-11-03 04:09:03,932 INFO L857 garLoopResultBuilder]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2021-11-03 04:09:03,932 INFO L857 garLoopResultBuilder]: For program point L216(lines 216 226) no Hoare annotation was computed. [2021-11-03 04:09:03,932 INFO L857 garLoopResultBuilder]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2021-11-03 04:09:03,933 INFO L857 garLoopResultBuilder]: For program point L547(lines 547 548) no Hoare annotation was computed. [2021-11-03 04:09:03,933 INFO L857 garLoopResultBuilder]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2021-11-03 04:09:03,933 INFO L853 garLoopResultBuilder]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2021-11-03 04:09:03,933 INFO L857 garLoopResultBuilder]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2021-11-03 04:09:03,933 INFO L857 garLoopResultBuilder]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2021-11-03 04:09:03,934 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 423) no Hoare annotation was computed. [2021-11-03 04:09:03,934 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 317) no Hoare annotation was computed. [2021-11-03 04:09:03,934 INFO L853 garLoopResultBuilder]: At program point L250(lines 201 251) the Hoare annotation is: false [2021-11-03 04:09:03,934 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 188) no Hoare annotation was computed. [2021-11-03 04:09:03,934 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2021-11-03 04:09:03,935 INFO L857 garLoopResultBuilder]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2021-11-03 04:09:03,935 INFO L857 garLoopResultBuilder]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2021-11-03 04:09:03,935 INFO L857 garLoopResultBuilder]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2021-11-03 04:09:03,939 INFO L857 garLoopResultBuilder]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2021-11-03 04:09:03,940 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-03 04:09:03,941 INFO L857 garLoopResultBuilder]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2021-11-03 04:09:03,941 INFO L853 garLoopResultBuilder]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2021-11-03 04:09:03,941 INFO L857 garLoopResultBuilder]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2021-11-03 04:09:03,942 INFO L857 garLoopResultBuilder]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2021-11-03 04:09:03,943 INFO L853 garLoopResultBuilder]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2021-11-03 04:09:03,943 INFO L857 garLoopResultBuilder]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-11-03 04:09:03,943 INFO L857 garLoopResultBuilder]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2021-11-03 04:09:03,944 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 352) no Hoare annotation was computed. [2021-11-03 04:09:03,944 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 324) no Hoare annotation was computed. [2021-11-03 04:09:03,944 INFO L857 garLoopResultBuilder]: For program point L353(lines 353 356) no Hoare annotation was computed. [2021-11-03 04:09:03,944 INFO L857 garLoopResultBuilder]: For program point L320(lines 320 323) no Hoare annotation was computed. [2021-11-03 04:09:03,944 INFO L857 garLoopResultBuilder]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2021-11-03 04:09:03,944 INFO L857 garLoopResultBuilder]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2021-11-03 04:09:03,945 INFO L853 garLoopResultBuilder]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2021-11-03 04:09:03,945 INFO L853 garLoopResultBuilder]: At program point L585(lines 297 586) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)))) (and (= ~one_pow~0 .cse0) (= |ULTIMATE.start___ieee754_powf_#res| .cse0))) [2021-11-03 04:09:03,945 INFO L857 garLoopResultBuilder]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2021-11-03 04:09:03,945 INFO L853 garLoopResultBuilder]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2021-11-03 04:09:03,945 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 355) no Hoare annotation was computed. [2021-11-03 04:09:03,946 INFO L857 garLoopResultBuilder]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2021-11-03 04:09:03,946 INFO L853 garLoopResultBuilder]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2021-11-03 04:09:03,946 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 193) no Hoare annotation was computed. [2021-11-03 04:09:03,946 INFO L857 garLoopResultBuilder]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2021-11-03 04:09:03,946 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 124) no Hoare annotation was computed. [2021-11-03 04:09:03,946 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2021-11-03 04:09:03,947 INFO L857 garLoopResultBuilder]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2021-11-03 04:09:03,947 INFO L857 garLoopResultBuilder]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2021-11-03 04:09:03,947 INFO L857 garLoopResultBuilder]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2021-11-03 04:09:03,947 INFO L857 garLoopResultBuilder]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2021-11-03 04:09:03,947 INFO L857 garLoopResultBuilder]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2021-11-03 04:09:03,947 INFO L857 garLoopResultBuilder]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2021-11-03 04:09:03,947 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-03 04:09:03,948 INFO L857 garLoopResultBuilder]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2021-11-03 04:09:03,948 INFO L853 garLoopResultBuilder]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2021-11-03 04:09:03,948 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 225) no Hoare annotation was computed. [2021-11-03 04:09:03,948 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 167) no Hoare annotation was computed. [2021-11-03 04:09:03,948 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 534) no Hoare annotation was computed. [2021-11-03 04:09:03,949 INFO L857 garLoopResultBuilder]: For program point L126(lines 126 127) no Hoare annotation was computed. [2021-11-03 04:09:03,949 INFO L857 garLoopResultBuilder]: For program point L523(lines 523 527) no Hoare annotation was computed. [2021-11-03 04:09:03,949 INFO L857 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-11-03 04:09:03,949 INFO L857 garLoopResultBuilder]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2021-11-03 04:09:03,949 INFO L857 garLoopResultBuilder]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2021-11-03 04:09:03,949 INFO L857 garLoopResultBuilder]: For program point L259(lines 259 263) no Hoare annotation was computed. [2021-11-03 04:09:03,949 INFO L857 garLoopResultBuilder]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2021-11-03 04:09:03,950 INFO L857 garLoopResultBuilder]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2021-11-03 04:09:03,950 INFO L857 garLoopResultBuilder]: For program point L160(lines 160 166) no Hoare annotation was computed. [2021-11-03 04:09:03,950 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-03 04:09:03,950 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-11-03 04:09:03,950 INFO L857 garLoopResultBuilder]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2021-11-03 04:09:03,950 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2021-11-03 04:09:03,951 INFO L857 garLoopResultBuilder]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2021-11-03 04:09:03,951 INFO L857 garLoopResultBuilder]: For program point L392(lines 392 396) no Hoare annotation was computed. [2021-11-03 04:09:03,951 INFO L853 garLoopResultBuilder]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2021-11-03 04:09:03,951 INFO L857 garLoopResultBuilder]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2021-11-03 04:09:03,951 INFO L857 garLoopResultBuilder]: For program point L326(lines 326 335) no Hoare annotation was computed. [2021-11-03 04:09:03,951 INFO L857 garLoopResultBuilder]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2021-11-03 04:09:03,952 INFO L857 garLoopResultBuilder]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2021-11-03 04:09:03,952 INFO L853 garLoopResultBuilder]: At program point L194(lines 177 195) the Hoare annotation is: false [2021-11-03 04:09:03,952 INFO L853 garLoopResultBuilder]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2021-11-03 04:09:03,952 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 129) no Hoare annotation was computed. [2021-11-03 04:09:03,959 INFO L853 garLoopResultBuilder]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2021-11-03 04:09:03,959 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 527) no Hoare annotation was computed. [2021-11-03 04:09:03,959 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 371) no Hoare annotation was computed. [2021-11-03 04:09:03,959 INFO L857 garLoopResultBuilder]: For program point L327(lines 327 334) no Hoare annotation was computed. [2021-11-03 04:09:03,960 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 229) no Hoare annotation was computed. [2021-11-03 04:09:03,963 INFO L857 garLoopResultBuilder]: For program point L162(lines 162 165) no Hoare annotation was computed. [2021-11-03 04:09:03,963 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2021-11-03 04:09:03,963 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 497) no Hoare annotation was computed. [2021-11-03 04:09:03,965 INFO L857 garLoopResultBuilder]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2021-11-03 04:09:03,965 INFO L857 garLoopResultBuilder]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2021-11-03 04:09:03,966 INFO L857 garLoopResultBuilder]: For program point L362(lines 362 363) no Hoare annotation was computed. [2021-11-03 04:09:03,966 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 334) no Hoare annotation was computed. [2021-11-03 04:09:03,966 INFO L857 garLoopResultBuilder]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2021-11-03 04:09:03,966 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 237) no Hoare annotation was computed. [2021-11-03 04:09:03,966 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-03 04:09:03,966 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 601) no Hoare annotation was computed. [2021-11-03 04:09:03,967 INFO L853 garLoopResultBuilder]: At program point L264(lines 252 265) the Hoare annotation is: false [2021-11-03 04:09:03,967 INFO L857 garLoopResultBuilder]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2021-11-03 04:09:03,967 INFO L853 garLoopResultBuilder]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2021-11-03 04:09:03,967 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 136) no Hoare annotation was computed. [2021-11-03 04:09:03,967 INFO L857 garLoopResultBuilder]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2021-11-03 04:09:03,967 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2021-11-03 04:09:03,967 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-11-03 04:09:03,969 INFO L857 garLoopResultBuilder]: For program point L463(lines 463 467) no Hoare annotation was computed. [2021-11-03 04:09:03,969 INFO L857 garLoopResultBuilder]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2021-11-03 04:09:03,969 INFO L857 garLoopResultBuilder]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2021-11-03 04:09:03,969 INFO L857 garLoopResultBuilder]: For program point L364(lines 364 369) no Hoare annotation was computed. [2021-11-03 04:09:03,970 INFO L857 garLoopResultBuilder]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2021-11-03 04:09:03,970 INFO L853 garLoopResultBuilder]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2021-11-03 04:09:03,970 INFO L857 garLoopResultBuilder]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2021-11-03 04:09:03,970 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 368) no Hoare annotation was computed. [2021-11-03 04:09:03,970 INFO L857 garLoopResultBuilder]: For program point L332(lines 332 333) no Hoare annotation was computed. [2021-11-03 04:09:03,974 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-03 04:09:03,976 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-03 04:09:04,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:09:04 BoogieIcfgContainer [2021-11-03 04:09:04,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-03 04:09:04,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-03 04:09:04,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-03 04:09:04,002 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-03 04:09:04,002 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:08:01" (3/4) ... [2021-11-03 04:09:04,006 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-03 04:09:04,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-03 04:09:04,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-03 04:09:04,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 04:09:04,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-03 04:09:04,172 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/witness.graphml [2021-11-03 04:09:04,172 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-03 04:09:04,174 INFO L168 Benchmark]: Toolchain (without parser) took 90564.09 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 44.8 MB in the beginning and 63.3 MB in the end (delta: -18.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:09:04,175 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 61.8 MB in the beginning and 61.7 MB in the end (delta: 64.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 04:09:04,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 626.46 ms. Allocated memory is still 79.7 MB. Free memory was 44.6 MB in the beginning and 53.6 MB in the end (delta: -9.0 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2021-11-03 04:09:04,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.63 ms. Allocated memory is still 79.7 MB. Free memory was 53.6 MB in the beginning and 48.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:09:04,177 INFO L168 Benchmark]: Boogie Preprocessor took 156.14 ms. Allocated memory is still 79.7 MB. Free memory was 48.8 MB in the beginning and 44.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-03 04:09:04,177 INFO L168 Benchmark]: RCFGBuilder took 27357.81 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 44.0 MB in the beginning and 83.1 MB in the end (delta: -39.2 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. [2021-11-03 04:09:04,177 INFO L168 Benchmark]: TraceAbstraction took 62136.70 ms. Allocated memory is still 113.2 MB. Free memory was 82.8 MB in the beginning and 76.7 MB in the end (delta: 6.2 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. [2021-11-03 04:09:04,178 INFO L168 Benchmark]: Witness Printer took 171.17 ms. Allocated memory is still 113.2 MB. Free memory was 76.7 MB in the beginning and 63.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-03 04:09:04,180 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 79.7 MB. Free memory was 61.8 MB in the beginning and 61.7 MB in the end (delta: 64.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 626.46 ms. Allocated memory is still 79.7 MB. Free memory was 44.6 MB in the beginning and 53.6 MB in the end (delta: -9.0 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 104.63 ms. Allocated memory is still 79.7 MB. Free memory was 53.6 MB in the beginning and 48.8 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 156.14 ms. Allocated memory is still 79.7 MB. Free memory was 48.8 MB in the beginning and 44.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 27357.81 ms. Allocated memory was 79.7 MB in the beginning and 113.2 MB in the end (delta: 33.6 MB). Free memory was 44.0 MB in the beginning and 83.1 MB in the end (delta: -39.2 MB). Peak memory consumption was 21.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 62136.70 ms. Allocated memory is still 113.2 MB. Free memory was 82.8 MB in the beginning and 76.7 MB in the end (delta: 6.2 MB). Peak memory consumption was 41.0 MB. Max. memory is 16.1 GB. * Witness Printer took 171.17 ms. Allocated memory is still 113.2 MB. Free memory was 76.7 MB in the beginning and 63.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 601]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 197 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 62.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 55.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 495 SDtfs, 122 SDslu, 526 SDs, 0 SdLazy, 127 SolverSat, 2 SolverUnsat, 19 SolverUnknown, 0 SolverNotchecked, 53.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=197occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 35 NumberOfFragments, 56 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 4 QuantifiedInterpolants, 263 SizeOfPredicates, 10 NumberOfNonLiveVariables, 343 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 488]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 245]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 297]: Loop Invariant Derived loop invariant: one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) && \result == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) - InvariantResult [Line: 458]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 580]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 116]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-03 04:09:04,421 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-11-03 04:09:04,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c03272a-5dc8-470d-b58f-15762f247e20/bin/utaipan-aC7eJsxGYH/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