./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0873a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0873a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw --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 2ce8d6b4234bd6bf0bfcfd1e4c4c2558dac9d6bd9149c930ad3206caf329db1b .............................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0873a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw --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 2ce8d6b4234bd6bf0bfcfd1e4c4c2558dac9d6bd9149c930ad3206caf329db1b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 06:29:53,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:29:53,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:29:53,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:29:53,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:29:53,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:29:53,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:29:53,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:29:53,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:29:53,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:29:53,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:29:53,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:29:53,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:29:53,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:29:53,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:29:53,959 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:29:53,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:29:53,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:29:53,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:29:53,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:29:53,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:29:53,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:29:53,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:29:53,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:29:53,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:29:53,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:29:53,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:29:54,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:29:54,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:29:54,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:29:54,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:29:54,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:29:54,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:29:54,009 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:29:54,011 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:29:54,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:29:54,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:29:54,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:29:54,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:29:54,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:29:54,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:29:54,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-20 06:29:54,052 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:29:54,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:29:54,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:29:54,057 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:29:54,057 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:29:54,057 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:29:54,058 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 06:29:54,058 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:29:54,058 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:29:54,059 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 06:29:54,060 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 06:29:54,060 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:29:54,061 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 06:29:54,061 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 06:29:54,061 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 06:29:54,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:29:54,063 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 06:29:54,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 06:29:54,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 06:29:54,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:29:54,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:29:54,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:29:54,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:29:54,065 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:29:54,065 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 06:29:54,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:29:54,066 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:29:54,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:29:54,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:29:54,068 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:29:54,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:29:54,069 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:29:54,069 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:29:54,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:29:54,070 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 06:29:54,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 06:29:54,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:29:54,071 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:29:54,071 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:29:54,072 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_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ce8d6b4234bd6bf0bfcfd1e4c4c2558dac9d6bd9149c930ad3206caf329db1b [2021-10-20 06:29:54,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:29:54,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:29:54,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:29:54,443 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:29:54,444 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:29:54,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/float-newlib/float_req_bl_0873a.c [2021-10-20 06:29:54,521 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data/95ff8e4c2/d53f3b87de3f47d19db21e67b550d317/FLAGf3c92b32b [2021-10-20 06:29:55,181 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:29:55,191 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/sv-benchmarks/c/float-newlib/float_req_bl_0873a.c [2021-10-20 06:29:55,207 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data/95ff8e4c2/d53f3b87de3f47d19db21e67b550d317/FLAGf3c92b32b [2021-10-20 06:29:55,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data/95ff8e4c2/d53f3b87de3f47d19db21e67b550d317 [2021-10-20 06:29:55,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:29:55,453 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:29:55,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:29:55,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:29:55,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:29:55,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:55" (1/1) ... [2021-10-20 06:29:55,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610a644f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:55, skipping insertion in model container [2021-10-20 06:29:55,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:55" (1/1) ... [2021-10-20 06:29:55,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:29:55,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:29:55,879 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1686) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408) 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:1978) 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:1607) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1584) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) 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:3218) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-20 06:29:55,891 INFO L168 Benchmark]: Toolchain (without parser) took 436.76 ms. Allocated memory is still 102.8 MB. Free memory was 70.1 MB in the beginning and 76.4 MB in the end (delta: -6.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-20 06:29:55,892 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 102.8 MB. Free memory is still 57.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:29:55,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 434.13 ms. Allocated memory is still 102.8 MB. Free memory was 69.8 MB in the beginning and 76.4 MB in the end (delta: -6.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 06:29:55,895 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 102.8 MB. Free memory is still 57.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 434.13 ms. Allocated memory is still 102.8 MB. Free memory was 69.8 MB in the beginning and 76.4 MB in the end (delta: -6.7 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 06:29:58,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 06:29:58,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 06:29:58,481 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 06:29:58,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 06:29:58,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 06:29:58,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 06:29:58,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 06:29:58,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 06:29:58,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 06:29:58,509 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 06:29:58,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 06:29:58,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 06:29:58,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 06:29:58,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 06:29:58,520 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 06:29:58,522 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 06:29:58,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 06:29:58,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 06:29:58,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 06:29:58,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 06:29:58,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 06:29:58,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 06:29:58,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 06:29:58,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 06:29:58,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 06:29:58,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 06:29:58,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 06:29:58,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 06:29:58,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 06:29:58,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 06:29:58,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 06:29:58,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 06:29:58,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 06:29:58,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 06:29:58,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 06:29:58,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 06:29:58,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 06:29:58,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 06:29:58,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 06:29:58,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 06:29:58,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-20 06:29:58,628 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 06:29:58,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 06:29:58,630 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 06:29:58,630 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 06:29:58,631 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 06:29:58,631 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 06:29:58,631 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 06:29:58,632 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 06:29:58,632 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 06:29:58,633 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 06:29:58,635 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 06:29:58,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 06:29:58,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 06:29:58,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 06:29:58,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 06:29:58,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 06:29:58,636 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 06:29:58,636 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 06:29:58,637 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 06:29:58,637 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 06:29:58,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 06:29:58,637 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 06:29:58,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 06:29:58,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 06:29:58,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 06:29:58,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 06:29:58,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:29:58,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 06:29:58,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 06:29:58,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 06:29:58,640 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 06:29:58,640 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 06:29:58,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 06:29:58,641 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 06:29:58,642 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 06:29:58,642 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_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ce8d6b4234bd6bf0bfcfd1e4c4c2558dac9d6bd9149c930ad3206caf329db1b [2021-10-20 06:29:59,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 06:29:59,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 06:29:59,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 06:29:59,164 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 06:29:59,165 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 06:29:59,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/float-newlib/float_req_bl_0873a.c [2021-10-20 06:29:59,261 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data/99d4e15b4/1314ac746a0640928c9cb1c6de2c3c57/FLAGf7721b80d [2021-10-20 06:30:00,017 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 06:30:00,018 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/sv-benchmarks/c/float-newlib/float_req_bl_0873a.c [2021-10-20 06:30:00,040 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data/99d4e15b4/1314ac746a0640928c9cb1c6de2c3c57/FLAGf7721b80d [2021-10-20 06:30:00,269 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/data/99d4e15b4/1314ac746a0640928c9cb1c6de2c3c57 [2021-10-20 06:30:00,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 06:30:00,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 06:30:00,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 06:30:00,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 06:30:00,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 06:30:00,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:00,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41031fc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00, skipping insertion in model container [2021-10-20 06:30:00,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:00,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 06:30:00,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 06:30:00,686 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_89891cb2-9689-4d75-97be-c2346c244289/sv-benchmarks/c/float-newlib/float_req_bl_0873a.c[13768,13781] [2021-10-20 06:30:00,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 06:30:00,719 INFO L203 MainTranslator]: Completed pre-run [2021-10-20 06:30:00,841 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_89891cb2-9689-4d75-97be-c2346c244289/sv-benchmarks/c/float-newlib/float_req_bl_0873a.c[13768,13781] [2021-10-20 06:30:00,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-20 06:30:00,866 INFO L208 MainTranslator]: Completed translation [2021-10-20 06:30:00,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00 WrapperNode [2021-10-20 06:30:00,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 06:30:00,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-20 06:30:00,869 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-20 06:30:00,869 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-20 06:30:00,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:00,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:00,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-20 06:30:00,989 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-20 06:30:00,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-20 06:30:00,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-20 06:30:00,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:00,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:01,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:01,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:01,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:01,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:01,123 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:01,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-20 06:30:01,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-20 06:30:01,148 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-20 06:30:01,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-20 06:30:01,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (1/1) ... [2021-10-20 06:30:01,156 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 06:30:01,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/z3 [2021-10-20 06:30:01,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-20 06:30:01,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-20 06:30:01,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-10-20 06:30:01,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-20 06:30:01,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-20 06:30:01,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-20 06:30:01,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-20 06:30:01,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-20 06:30:01,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-20 06:30:01,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-20 06:30:01,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-20 06:30:01,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-20 06:30:26,568 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-20 06:30:26,569 INFO L299 CfgBuilder]: Removed 100 assume(true) statements. [2021-10-20 06:30:26,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:30:26 BoogieIcfgContainer [2021-10-20 06:30:26,571 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-20 06:30:26,574 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-20 06:30:26,574 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-20 06:30:26,577 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-20 06:30:26,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 06:30:00" (1/3) ... [2021-10-20 06:30:26,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ebdc3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:30:26, skipping insertion in model container [2021-10-20 06:30:26,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:30:00" (2/3) ... [2021-10-20 06:30:26,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52ebdc3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:30:26, skipping insertion in model container [2021-10-20 06:30:26,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:30:26" (3/3) ... [2021-10-20 06:30:26,581 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0873a.c [2021-10-20 06:30:26,587 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-20 06:30:26,591 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-20 06:30:26,637 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-20 06:30:26,643 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 [2021-10-20 06:30:26,643 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-20 06:30:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 195 states have (on average 1.7435897435897436) internal successors, (340), 196 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:26,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-20 06:30:26,695 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 06:30:26,699 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 06:30:26,700 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 06:30:26,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 06:30:26,706 INFO L82 PathProgramCache]: Analyzing trace with hash -1640381008, now seen corresponding path program 1 times [2021-10-20 06:30:26,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 06:30:26,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1717311003] [2021-10-20 06:30:26,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 06:30:26,719 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 06:30:26,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 06:30:26,720 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 06:30:26,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-20 06:30:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 06:30:27,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-20 06:30:27,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 06:30:28,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:30:28,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 06:30:28,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:30:28,151 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 06:30:28,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1717311003] [2021-10-20 06:30:28,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1717311003] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 06:30:28,152 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 06:30:28,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-20 06:30:28,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986740763] [2021-10-20 06:30:28,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-20 06:30:28,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 06:30:28,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-20 06:30:28,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-20 06:30:28,179 INFO L87 Difference]: Start difference. First operand has 197 states, 195 states have (on average 1.7435897435897436) internal successors, (340), 196 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:28,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 06:30:28,239 INFO L93 Difference]: Finished difference Result 392 states and 678 transitions. [2021-10-20 06:30:28,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-20 06:30:28,241 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-10-20 06:30:28,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 06:30:28,253 INFO L225 Difference]: With dead ends: 392 [2021-10-20 06:30:28,263 INFO L226 Difference]: Without dead ends: 194 [2021-10-20 06:30:28,267 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-20 06:30:28,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-10-20 06:30:28,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2021-10-20 06:30:28,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 193 states have (on average 1.3160621761658031) internal successors, (254), 193 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:28,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 254 transitions. [2021-10-20 06:30:28,346 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 254 transitions. Word has length 9 [2021-10-20 06:30:28,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 06:30:28,347 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 254 transitions. [2021-10-20 06:30:28,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:28,348 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 254 transitions. [2021-10-20 06:30:28,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-20 06:30:28,348 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 06:30:28,349 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 06:30:28,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-20 06:30:28,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 06:30:28,550 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 06:30:28,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 06:30:28,551 INFO L82 PathProgramCache]: Analyzing trace with hash 559104083, now seen corresponding path program 1 times [2021-10-20 06:30:28,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 06:30:28,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1585690078] [2021-10-20 06:30:28,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 06:30:28,553 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 06:30:28,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 06:30:28,554 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 06:30:28,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-20 06:30:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 06:30:29,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-20 06:30:29,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 06:30:30,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:30:30,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 06:30:31,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:30:31,020 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 06:30:31,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1585690078] [2021-10-20 06:30:31,020 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1585690078] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 06:30:31,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 06:30:31,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-20 06:30:31,021 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796707706] [2021-10-20 06:30:31,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-20 06:30:31,023 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 06:30:31,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-20 06:30:31,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-20 06:30:31,025 INFO L87 Difference]: Start difference. First operand 194 states and 254 transitions. Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:31,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 06:30:31,492 INFO L93 Difference]: Finished difference Result 205 states and 269 transitions. [2021-10-20 06:30:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-20 06:30:31,493 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-10-20 06:30:31,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 06:30:31,494 INFO L225 Difference]: With dead ends: 205 [2021-10-20 06:30:31,494 INFO L226 Difference]: Without dead ends: 23 [2021-10-20 06:30:31,496 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 893.1ms TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-20 06:30:31,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-10-20 06:30:31,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-10-20 06:30:31,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 22 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:31,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2021-10-20 06:30:31,500 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 11 [2021-10-20 06:30:31,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 06:30:31,500 INFO L470 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2021-10-20 06:30:31,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:31,501 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-10-20 06:30:31,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-20 06:30:31,501 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 06:30:31,502 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 06:30:31,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-20 06:30:31,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 06:30:31,723 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 06:30:31,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 06:30:31,724 INFO L82 PathProgramCache]: Analyzing trace with hash -305854994, now seen corresponding path program 1 times [2021-10-20 06:30:31,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 06:30:31,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [322649180] [2021-10-20 06:30:31,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 06:30:31,725 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 06:30:31,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 06:30:31,727 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 06:30:31,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-20 06:30:32,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 06:30:32,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-20 06:30:32,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 06:30:32,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 35 [2021-10-20 06:30:33,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 30 [2021-10-20 06:30:34,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:30:34,201 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 06:30:35,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:30:35,699 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 06:30:35,699 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [322649180] [2021-10-20 06:30:35,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [322649180] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 06:30:35,700 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 06:30:35,700 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-20 06:30:35,700 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095578434] [2021-10-20 06:30:35,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-20 06:30:35,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 06:30:35,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-20 06:30:35,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-20 06:30:35,703 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:36,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 06:30:36,612 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2021-10-20 06:30:36,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-20 06:30:36,613 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-10-20 06:30:36,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 06:30:36,614 INFO L225 Difference]: With dead ends: 29 [2021-10-20 06:30:36,614 INFO L226 Difference]: Without dead ends: 17 [2021-10-20 06:30:36,615 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1294.4ms TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-10-20 06:30:36,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2021-10-20 06:30:36,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-10-20 06:30:36,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.0) internal successors, (16), 16 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:36,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 16 transitions. [2021-10-20 06:30:36,618 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 16 transitions. Word has length 13 [2021-10-20 06:30:36,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 06:30:36,619 INFO L470 AbstractCegarLoop]: Abstraction has 17 states and 16 transitions. [2021-10-20 06:30:36,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2021-10-20 06:30:36,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-20 06:30:36,620 INFO L504 BasicCegarLoop]: Found error trace [2021-10-20 06:30:36,620 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-20 06:30:36,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-20 06:30:36,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 06:30:36,831 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-20 06:30:36,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-20 06:30:36,832 INFO L82 PathProgramCache]: Analyzing trace with hash 749892930, now seen corresponding path program 1 times [2021-10-20 06:30:36,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-20 06:30:36,833 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [133374755] [2021-10-20 06:30:36,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-20 06:30:36,833 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-20 06:30:36,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat [2021-10-20 06:30:36,834 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-20 06:30:36,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-20 06:30:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-20 06:30:37,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-20 06:30:37,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-20 06:30:38,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:30:38,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-20 06:30:38,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-20 06:30:38,751 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-20 06:30:38,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [133374755] [2021-10-20 06:30:38,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [133374755] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-20 06:30:38,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-20 06:30:38,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-20 06:30:38,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16388322] [2021-10-20 06:30:38,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-20 06:30:38,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-20 06:30:38,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-20 06:30:38,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-20 06:30:38,754 INFO L87 Difference]: Start difference. First operand 17 states and 16 transitions. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:39,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-20 06:30:39,034 INFO L93 Difference]: Finished difference Result 17 states and 16 transitions. [2021-10-20 06:30:39,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-20 06:30:39,035 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 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 16 [2021-10-20 06:30:39,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-20 06:30:39,035 INFO L225 Difference]: With dead ends: 17 [2021-10-20 06:30:39,035 INFO L226 Difference]: Without dead ends: 0 [2021-10-20 06:30:39,036 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 360.4ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-20 06:30:39,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-20 06:30:39,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-20 06:30:39,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:39,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-20 06:30:39,037 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2021-10-20 06:30:39,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-20 06:30:39,038 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-20 06:30:39,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-20 06:30:39,038 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-20 06:30:39,039 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-20 06:30:39,041 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-20 06:30:39,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-20 06:30:39,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/mathsat -unsat_core_generation=3 [2021-10-20 06:30:39,244 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-20 06:30:39,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,285 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-20 06:30:39,948 INFO L857 garLoopResultBuilder]: For program point L531(lines 531 533) no Hoare annotation was computed. [2021-10-20 06:30:39,948 INFO L857 garLoopResultBuilder]: For program point L531-2(lines 522 534) no Hoare annotation was computed. [2021-10-20 06:30:39,948 INFO L857 garLoopResultBuilder]: For program point L532(lines 532 533) no Hoare annotation was computed. [2021-10-20 06:30:39,948 INFO L857 garLoopResultBuilder]: For program point L433-1(lines 433 437) no Hoare annotation was computed. [2021-10-20 06:30:39,948 INFO L857 garLoopResultBuilder]: For program point L367(lines 367 368) no Hoare annotation was computed. [2021-10-20 06:30:39,949 INFO L853 garLoopResultBuilder]: At program point L433-2(lines 433 437) the Hoare annotation is: false [2021-10-20 06:30:39,949 INFO L857 garLoopResultBuilder]: For program point L170-1(lines 170 174) no Hoare annotation was computed. [2021-10-20 06:30:39,949 INFO L853 garLoopResultBuilder]: At program point L170-2(lines 170 174) the Hoare annotation is: false [2021-10-20 06:30:39,949 INFO L857 garLoopResultBuilder]: For program point L170-3(lines 170 174) no Hoare annotation was computed. [2021-10-20 06:30:39,949 INFO L857 garLoopResultBuilder]: For program point L600(lines 600 603) no Hoare annotation was computed. [2021-10-20 06:30:39,949 INFO L857 garLoopResultBuilder]: For program point L501(lines 501 502) no Hoare annotation was computed. [2021-10-20 06:30:39,949 INFO L857 garLoopResultBuilder]: For program point L402(lines 402 410) no Hoare annotation was computed. [2021-10-20 06:30:39,949 INFO L857 garLoopResultBuilder]: For program point L402-1(lines 402 410) no Hoare annotation was computed. [2021-10-20 06:30:39,950 INFO L857 garLoopResultBuilder]: For program point L303-1(lines 303 307) no Hoare annotation was computed. [2021-10-20 06:30:39,950 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))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse0 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= (fp.neg .cse0) ULTIMATE.start___ieee754_powf_~x) (= (fp.div currentRoundingMode .cse0 (_ +zero 8 24)) ULTIMATE.start___ieee754_powf_~y))))) [2021-10-20 06:30:39,950 INFO L857 garLoopResultBuilder]: For program point L601(line 601) no Hoare annotation was computed. [2021-10-20 06:30:39,950 INFO L857 garLoopResultBuilder]: For program point L238(lines 238 243) no Hoare annotation was computed. [2021-10-20 06:30:39,950 INFO L857 garLoopResultBuilder]: For program point L205-1(lines 205 209) no Hoare annotation was computed. [2021-10-20 06:30:39,950 INFO L857 garLoopResultBuilder]: For program point L139(lines 139 140) no Hoare annotation was computed. [2021-10-20 06:30:39,951 INFO L853 garLoopResultBuilder]: At program point L205-2(lines 205 209) the Hoare annotation is: false [2021-10-20 06:30:39,951 INFO L857 garLoopResultBuilder]: For program point L205-3(lines 205 209) no Hoare annotation was computed. [2021-10-20 06:30:39,951 INFO L857 garLoopResultBuilder]: For program point L139-2(lines 139 140) no Hoare annotation was computed. [2021-10-20 06:30:39,951 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 507) no Hoare annotation was computed. [2021-10-20 06:30:39,951 INFO L857 garLoopResultBuilder]: For program point L503-1(lines 297 586) no Hoare annotation was computed. [2021-10-20 06:30:39,951 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 343) no Hoare annotation was computed. [2021-10-20 06:30:39,952 INFO L857 garLoopResultBuilder]: For program point L239(lines 239 242) no Hoare annotation was computed. [2021-10-20 06:30:39,952 INFO L857 garLoopResultBuilder]: For program point L438(lines 438 442) no Hoare annotation was computed. [2021-10-20 06:30:39,952 INFO L857 garLoopResultBuilder]: For program point L438-1(lines 398 499) no Hoare annotation was computed. [2021-10-20 06:30:39,952 INFO L857 garLoopResultBuilder]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2021-10-20 06:30:39,952 INFO L853 garLoopResultBuilder]: At program point L405-2(lines 405 409) the Hoare annotation is: false [2021-10-20 06:30:39,953 INFO L857 garLoopResultBuilder]: For program point L538(lines 538 550) no Hoare annotation was computed. [2021-10-20 06:30:39,953 INFO L857 garLoopResultBuilder]: For program point L571-1(lines 571 575) no Hoare annotation was computed. [2021-10-20 06:30:39,953 INFO L853 garLoopResultBuilder]: At program point L571-2(lines 571 575) the Hoare annotation is: false [2021-10-20 06:30:39,953 INFO L857 garLoopResultBuilder]: For program point L538-2(lines 538 550) no Hoare annotation was computed. [2021-10-20 06:30:39,953 INFO L857 garLoopResultBuilder]: For program point L571-3(lines 571 575) no Hoare annotation was computed. [2021-10-20 06:30:39,953 INFO L857 garLoopResultBuilder]: For program point L472-1(lines 472 476) no Hoare annotation was computed. [2021-10-20 06:30:39,954 INFO L853 garLoopResultBuilder]: At program point L472-2(lines 472 476) the Hoare annotation is: false [2021-10-20 06:30:39,954 INFO L857 garLoopResultBuilder]: For program point L373(lines 373 374) no Hoare annotation was computed. [2021-10-20 06:30:39,954 INFO L857 garLoopResultBuilder]: For program point L340(lines 340 343) no Hoare annotation was computed. [2021-10-20 06:30:39,954 INFO L853 garLoopResultBuilder]: At program point L175(lines 111 176) the Hoare annotation is: false [2021-10-20 06:30:39,954 INFO L860 garLoopResultBuilder]: At program point L605(lines 588 606) the Hoare annotation is: true [2021-10-20 06:30:39,954 INFO L857 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2021-10-20 06:30:39,955 INFO L857 garLoopResultBuilder]: For program point L308(lines 308 312) no Hoare annotation was computed. [2021-10-20 06:30:39,955 INFO L857 garLoopResultBuilder]: For program point L308-1(lines 297 586) no Hoare annotation was computed. [2021-10-20 06:30:39,955 INFO L857 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2021-10-20 06:30:39,955 INFO L857 garLoopResultBuilder]: For program point L308-2(lines 308 312) no Hoare annotation was computed. [2021-10-20 06:30:39,955 INFO L857 garLoopResultBuilder]: For program point L375(lines 375 499) no Hoare annotation was computed. [2021-10-20 06:30:39,955 INFO L857 garLoopResultBuilder]: For program point L375-2(lines 375 499) no Hoare annotation was computed. [2021-10-20 06:30:39,956 INFO L857 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-10-20 06:30:39,956 INFO L857 garLoopResultBuilder]: For program point L541-1(lines 541 545) no Hoare annotation was computed. [2021-10-20 06:30:39,956 INFO L857 garLoopResultBuilder]: For program point L508-1(lines 297 586) no Hoare annotation was computed. [2021-10-20 06:30:39,956 INFO L853 garLoopResultBuilder]: At program point L541-2(lines 541 545) the Hoare annotation is: false [2021-10-20 06:30:39,956 INFO L857 garLoopResultBuilder]: For program point L508-2(lines 508 512) no Hoare annotation was computed. [2021-10-20 06:30:39,956 INFO L857 garLoopResultBuilder]: For program point L541-3(lines 541 545) no Hoare annotation was computed. [2021-10-20 06:30:39,957 INFO L857 garLoopResultBuilder]: For program point L343(line 343) no Hoare annotation was computed. [2021-10-20 06:30:39,957 INFO L857 garLoopResultBuilder]: For program point L343-2(line 343) no Hoare annotation was computed. [2021-10-20 06:30:39,957 INFO L857 garLoopResultBuilder]: For program point L443(lines 443 447) no Hoare annotation was computed. [2021-10-20 06:30:39,957 INFO L857 garLoopResultBuilder]: For program point L443-1(lines 398 499) no Hoare annotation was computed. [2021-10-20 06:30:39,957 INFO L857 garLoopResultBuilder]: For program point L377(lines 377 378) no Hoare annotation was computed. [2021-10-20 06:30:39,957 INFO L857 garLoopResultBuilder]: For program point L443-2(lines 443 447) no Hoare annotation was computed. [2021-10-20 06:30:39,958 INFO L857 garLoopResultBuilder]: For program point L212(lines 212 213) no Hoare annotation was computed. [2021-10-20 06:30:39,958 INFO L857 garLoopResultBuilder]: For program point L245-1(lines 245 249) no Hoare annotation was computed. [2021-10-20 06:30:39,958 INFO L853 garLoopResultBuilder]: At program point L245-2(lines 245 249) the Hoare annotation is: false [2021-10-20 06:30:39,958 INFO L857 garLoopResultBuilder]: For program point L179-1(lines 179 183) no Hoare annotation was computed. [2021-10-20 06:30:39,958 INFO L857 garLoopResultBuilder]: For program point L245-3(lines 245 249) no Hoare annotation was computed. [2021-10-20 06:30:39,958 INFO L853 garLoopResultBuilder]: At program point L179-2(lines 179 183) the Hoare annotation is: false [2021-10-20 06:30:39,958 INFO L857 garLoopResultBuilder]: For program point L179-5(lines 179 183) no Hoare annotation was computed. [2021-10-20 06:30:39,960 INFO L853 garLoopResultBuilder]: At program point L179-6(lines 179 183) the Hoare annotation is: false [2021-10-20 06:30:39,960 INFO L857 garLoopResultBuilder]: For program point L179-9(lines 179 183) no Hoare annotation was computed. [2021-10-20 06:30:39,961 INFO L853 garLoopResultBuilder]: At program point L179-10(lines 179 183) the Hoare annotation is: false [2021-10-20 06:30:39,961 INFO L857 garLoopResultBuilder]: For program point L477(lines 477 481) no Hoare annotation was computed. [2021-10-20 06:30:39,961 INFO L857 garLoopResultBuilder]: For program point L477-1(lines 398 499) no Hoare annotation was computed. [2021-10-20 06:30:39,961 INFO L857 garLoopResultBuilder]: For program point L477-2(lines 477 481) no Hoare annotation was computed. [2021-10-20 06:30:39,961 INFO L857 garLoopResultBuilder]: For program point L378(line 378) no Hoare annotation was computed. [2021-10-20 06:30:39,961 INFO L857 garLoopResultBuilder]: For program point L345(lines 345 350) no Hoare annotation was computed. [2021-10-20 06:30:39,962 INFO L857 garLoopResultBuilder]: For program point L378-2(line 378) no Hoare annotation was computed. [2021-10-20 06:30:39,962 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 156) the Hoare annotation is: false [2021-10-20 06:30:39,962 INFO L857 garLoopResultBuilder]: For program point L147-3(lines 111 176) no Hoare annotation was computed. [2021-10-20 06:30:39,962 INFO L857 garLoopResultBuilder]: For program point L577(lines 577 584) no Hoare annotation was computed. [2021-10-20 06:30:39,962 INFO L857 garLoopResultBuilder]: For program point L379(lines 379 380) no Hoare annotation was computed. [2021-10-20 06:30:39,963 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 349) no Hoare annotation was computed. [2021-10-20 06:30:39,963 INFO L857 garLoopResultBuilder]: For program point L214(lines 214 215) no Hoare annotation was computed. [2021-10-20 06:30:39,963 INFO L857 garLoopResultBuilder]: For program point L380(line 380) no Hoare annotation was computed. [2021-10-20 06:30:39,963 INFO L857 garLoopResultBuilder]: For program point L380-2(line 380) no Hoare annotation was computed. [2021-10-20 06:30:39,964 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2021-10-20 06:30:39,964 INFO L857 garLoopResultBuilder]: For program point L116-1(lines 116 120) no Hoare annotation was computed. [2021-10-20 06:30:39,964 INFO L857 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2021-10-20 06:30:39,964 INFO L853 garLoopResultBuilder]: At program point L116-2(lines 116 120) the Hoare annotation is: false [2021-10-20 06:30:39,964 INFO L857 garLoopResultBuilder]: For program point L116-3(lines 116 120) no Hoare annotation was computed. [2021-10-20 06:30:39,965 INFO L857 garLoopResultBuilder]: For program point L216(lines 216 226) no Hoare annotation was computed. [2021-10-20 06:30:39,965 INFO L857 garLoopResultBuilder]: For program point L216-2(lines 216 226) no Hoare annotation was computed. [2021-10-20 06:30:39,965 INFO L857 garLoopResultBuilder]: For program point L547(lines 547 548) no Hoare annotation was computed. [2021-10-20 06:30:39,965 INFO L857 garLoopResultBuilder]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2021-10-20 06:30:39,965 INFO L853 garLoopResultBuilder]: At program point L580-2(lines 580 584) the Hoare annotation is: false [2021-10-20 06:30:39,966 INFO L857 garLoopResultBuilder]: For program point L547-2(lines 547 548) no Hoare annotation was computed. [2021-10-20 06:30:39,966 INFO L857 garLoopResultBuilder]: For program point L580-3(lines 577 584) no Hoare annotation was computed. [2021-10-20 06:30:39,966 INFO L857 garLoopResultBuilder]: For program point L415(lines 415 423) no Hoare annotation was computed. [2021-10-20 06:30:39,966 INFO L857 garLoopResultBuilder]: For program point L316(lines 316 317) no Hoare annotation was computed. [2021-10-20 06:30:39,967 INFO L853 garLoopResultBuilder]: At program point L250(lines 201 251) the Hoare annotation is: false [2021-10-20 06:30:39,967 INFO L857 garLoopResultBuilder]: For program point L184(lines 184 188) no Hoare annotation was computed. [2021-10-20 06:30:39,967 INFO L857 garLoopResultBuilder]: For program point L184-1(lines 177 195) no Hoare annotation was computed. [2021-10-20 06:30:39,967 INFO L857 garLoopResultBuilder]: For program point L184-3(lines 184 188) no Hoare annotation was computed. [2021-10-20 06:30:39,967 INFO L857 garLoopResultBuilder]: For program point L184-4(lines 177 195) no Hoare annotation was computed. [2021-10-20 06:30:39,968 INFO L857 garLoopResultBuilder]: For program point L184-6(lines 184 188) no Hoare annotation was computed. [2021-10-20 06:30:39,968 INFO L857 garLoopResultBuilder]: For program point L184-7(lines 177 195) no Hoare annotation was computed. [2021-10-20 06:30:39,968 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-20 06:30:39,968 INFO L857 garLoopResultBuilder]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2021-10-20 06:30:39,968 INFO L853 garLoopResultBuilder]: At program point L218-2(lines 218 222) the Hoare annotation is: false [2021-10-20 06:30:39,969 INFO L857 garLoopResultBuilder]: For program point L218-3(lines 218 222) no Hoare annotation was computed. [2021-10-20 06:30:39,969 INFO L857 garLoopResultBuilder]: For program point L516-1(lines 516 520) no Hoare annotation was computed. [2021-10-20 06:30:39,969 INFO L853 garLoopResultBuilder]: At program point L516-2(lines 516 520) the Hoare annotation is: false [2021-10-20 06:30:39,969 INFO L857 garLoopResultBuilder]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-10-20 06:30:39,969 INFO L857 garLoopResultBuilder]: For program point L516-3(lines 516 520) no Hoare annotation was computed. [2021-10-20 06:30:39,970 INFO L857 garLoopResultBuilder]: For program point L351(lines 351 352) no Hoare annotation was computed. [2021-10-20 06:30:39,970 INFO L857 garLoopResultBuilder]: For program point L319(lines 319 324) no Hoare annotation was computed. [2021-10-20 06:30:39,970 INFO L857 garLoopResultBuilder]: For program point L353(lines 353 356) no Hoare annotation was computed. [2021-10-20 06:30:39,970 INFO L857 garLoopResultBuilder]: For program point L320(lines 320 323) no Hoare annotation was computed. [2021-10-20 06:30:39,970 INFO L857 garLoopResultBuilder]: For program point L353-2(lines 353 356) no Hoare annotation was computed. [2021-10-20 06:30:39,971 INFO L857 garLoopResultBuilder]: For program point L254-1(lines 254 258) no Hoare annotation was computed. [2021-10-20 06:30:39,971 INFO L853 garLoopResultBuilder]: At program point L254-2(lines 254 258) the Hoare annotation is: false [2021-10-20 06:30:39,971 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) (exists ((currentRoundingMode RoundingMode)) (let ((.cse1 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= (fp.neg .cse1) ULTIMATE.start___ieee754_powf_~x) (= (fp.div currentRoundingMode .cse1 (_ +zero 8 24)) ULTIMATE.start___ieee754_powf_~y)))) (exists ((ULTIMATE.start___ieee754_powf_~hy~1 (_ BitVec 32)) (ULTIMATE.start___ieee754_powf_~hx~3 (_ BitVec 32))) (and (= ULTIMATE.start___ieee754_powf_~ix~5 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hx~3)) (exists ((currentRoundingMode RoundingMode)) (let ((.cse2 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= (fp.neg .cse2) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hy~1) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hy~1) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hy~1)) (fp.div currentRoundingMode .cse2 (_ +zero 8 24)))))) (= (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_powf_~hy~1) ULTIMATE.start___ieee754_powf_~iy~2))) (exists ((currentRoundingMode RoundingMode)) (let ((.cse3 ((_ to_fp 8 24) currentRoundingMode 1.0))) (and (= (fp.neg .cse3) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hx~3) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hx~3))) (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_powf_~hy~1) ((_ extract 30 23) ULTIMATE.start___ieee754_powf_~hy~1) ((_ extract 22 0) ULTIMATE.start___ieee754_powf_~hy~1)) (fp.div currentRoundingMode .cse3 (_ +zero 8 24)))))) (= |ULTIMATE.start___ieee754_powf_#res| .cse0))) [2021-10-20 06:30:39,972 INFO L857 garLoopResultBuilder]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2021-10-20 06:30:39,972 INFO L853 garLoopResultBuilder]: At program point L552-2(lines 552 556) the Hoare annotation is: false [2021-10-20 06:30:39,972 INFO L857 garLoopResultBuilder]: For program point L354(lines 354 355) no Hoare annotation was computed. [2021-10-20 06:30:39,972 INFO L857 garLoopResultBuilder]: For program point L387-1(lines 387 391) no Hoare annotation was computed. [2021-10-20 06:30:39,972 INFO L853 garLoopResultBuilder]: At program point L387-2(lines 387 391) the Hoare annotation is: false [2021-10-20 06:30:39,972 INFO L857 garLoopResultBuilder]: For program point L189(lines 189 193) no Hoare annotation was computed. [2021-10-20 06:30:39,973 INFO L857 garLoopResultBuilder]: For program point L189-1(lines 177 195) no Hoare annotation was computed. [2021-10-20 06:30:39,973 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 124) no Hoare annotation was computed. [2021-10-20 06:30:39,973 INFO L857 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2021-10-20 06:30:39,973 INFO L857 garLoopResultBuilder]: For program point L189-3(lines 189 193) no Hoare annotation was computed. [2021-10-20 06:30:39,973 INFO L857 garLoopResultBuilder]: For program point L189-4(lines 177 195) no Hoare annotation was computed. [2021-10-20 06:30:39,974 INFO L857 garLoopResultBuilder]: For program point L189-5(lines 189 193) no Hoare annotation was computed. [2021-10-20 06:30:39,974 INFO L857 garLoopResultBuilder]: For program point L189-6(lines 189 193) no Hoare annotation was computed. [2021-10-20 06:30:39,974 INFO L857 garLoopResultBuilder]: For program point L189-7(lines 177 195) no Hoare annotation was computed. [2021-10-20 06:30:39,974 INFO L857 garLoopResultBuilder]: For program point L189-8(lines 189 193) no Hoare annotation was computed. [2021-10-20 06:30:39,974 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-20 06:30:39,974 INFO L857 garLoopResultBuilder]: For program point L488-1(lines 488 492) no Hoare annotation was computed. [2021-10-20 06:30:39,975 INFO L853 garLoopResultBuilder]: At program point L488-2(lines 488 492) the Hoare annotation is: false [2021-10-20 06:30:39,975 INFO L857 garLoopResultBuilder]: For program point L224(lines 224 225) no Hoare annotation was computed. [2021-10-20 06:30:39,975 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 167) no Hoare annotation was computed. [2021-10-20 06:30:39,975 INFO L857 garLoopResultBuilder]: For program point L522(lines 522 534) no Hoare annotation was computed. [2021-10-20 06:30:39,975 INFO L857 garLoopResultBuilder]: For program point L126(lines 126 127) no Hoare annotation was computed. [2021-10-20 06:30:39,976 INFO L857 garLoopResultBuilder]: For program point L523(lines 523 527) no Hoare annotation was computed. [2021-10-20 06:30:39,976 INFO L857 garLoopResultBuilder]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-10-20 06:30:39,976 INFO L857 garLoopResultBuilder]: For program point L424-1(lines 398 499) no Hoare annotation was computed. [2021-10-20 06:30:39,976 INFO L857 garLoopResultBuilder]: For program point L424-2(lines 424 428) no Hoare annotation was computed. [2021-10-20 06:30:39,976 INFO L857 garLoopResultBuilder]: For program point L259(lines 259 263) no Hoare annotation was computed. [2021-10-20 06:30:39,976 INFO L857 garLoopResultBuilder]: For program point L259-1(lines 252 265) no Hoare annotation was computed. [2021-10-20 06:30:39,977 INFO L857 garLoopResultBuilder]: For program point L259-2(lines 259 263) no Hoare annotation was computed. [2021-10-20 06:30:39,977 INFO L857 garLoopResultBuilder]: For program point L160(lines 160 166) no Hoare annotation was computed. [2021-10-20 06:30:39,977 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-20 06:30:39,977 INFO L857 garLoopResultBuilder]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-10-20 06:30:39,977 INFO L857 garLoopResultBuilder]: For program point L557-1(lines 297 586) no Hoare annotation was computed. [2021-10-20 06:30:39,977 INFO L857 garLoopResultBuilder]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2021-10-20 06:30:39,978 INFO L857 garLoopResultBuilder]: For program point L458-1(lines 458 462) no Hoare annotation was computed. [2021-10-20 06:30:39,978 INFO L857 garLoopResultBuilder]: For program point L392(lines 392 396) no Hoare annotation was computed. [2021-10-20 06:30:39,978 INFO L853 garLoopResultBuilder]: At program point L458-2(lines 458 462) the Hoare annotation is: false [2021-10-20 06:30:39,978 INFO L857 garLoopResultBuilder]: For program point L392-1(lines 375 398) no Hoare annotation was computed. [2021-10-20 06:30:39,978 INFO L857 garLoopResultBuilder]: For program point L326(lines 326 335) no Hoare annotation was computed. [2021-10-20 06:30:39,979 INFO L857 garLoopResultBuilder]: For program point L392-2(lines 392 396) no Hoare annotation was computed. [2021-10-20 06:30:39,979 INFO L857 garLoopResultBuilder]: For program point L326-1(lines 297 586) no Hoare annotation was computed. [2021-10-20 06:30:39,979 INFO L853 garLoopResultBuilder]: At program point L194(lines 177 195) the Hoare annotation is: false [2021-10-20 06:30:39,979 INFO L853 garLoopResultBuilder]: At program point L194-1(lines 177 195) the Hoare annotation is: false [2021-10-20 06:30:39,979 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 129) no Hoare annotation was computed. [2021-10-20 06:30:39,979 INFO L853 garLoopResultBuilder]: At program point L194-2(lines 177 195) the Hoare annotation is: false [2021-10-20 06:30:39,980 INFO L857 garLoopResultBuilder]: For program point L525(lines 525 527) no Hoare annotation was computed. [2021-10-20 06:30:39,980 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 371) no Hoare annotation was computed. [2021-10-20 06:30:39,980 INFO L857 garLoopResultBuilder]: For program point L327(lines 327 334) no Hoare annotation was computed. [2021-10-20 06:30:39,980 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 229) no Hoare annotation was computed. [2021-10-20 06:30:39,980 INFO L857 garLoopResultBuilder]: For program point L162(lines 162 165) no Hoare annotation was computed. [2021-10-20 06:30:39,980 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2021-10-20 06:30:39,981 INFO L857 garLoopResultBuilder]: For program point L493(lines 493 497) no Hoare annotation was computed. [2021-10-20 06:30:39,981 INFO L857 garLoopResultBuilder]: For program point L493-1(lines 398 499) no Hoare annotation was computed. [2021-10-20 06:30:39,981 INFO L857 garLoopResultBuilder]: For program point L493-2(lines 493 497) no Hoare annotation was computed. [2021-10-20 06:30:39,981 INFO L857 garLoopResultBuilder]: For program point L362(lines 362 363) no Hoare annotation was computed. [2021-10-20 06:30:39,981 INFO L857 garLoopResultBuilder]: For program point L329(lines 329 334) no Hoare annotation was computed. [2021-10-20 06:30:39,981 INFO L857 garLoopResultBuilder]: For program point L362-2(lines 360 371) no Hoare annotation was computed. [2021-10-20 06:30:39,982 INFO L857 garLoopResultBuilder]: For program point L230(lines 230 237) no Hoare annotation was computed. [2021-10-20 06:30:39,982 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-20 06:30:39,982 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 601) no Hoare annotation was computed. [2021-10-20 06:30:39,982 INFO L853 garLoopResultBuilder]: At program point L264(lines 252 265) the Hoare annotation is: false [2021-10-20 06:30:39,982 INFO L857 garLoopResultBuilder]: For program point L231-1(lines 231 235) no Hoare annotation was computed. [2021-10-20 06:30:39,983 INFO L853 garLoopResultBuilder]: At program point L231-2(lines 231 235) the Hoare annotation is: false [2021-10-20 06:30:39,983 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 136) no Hoare annotation was computed. [2021-10-20 06:30:39,983 INFO L857 garLoopResultBuilder]: For program point L231-3(lines 231 235) no Hoare annotation was computed. [2021-10-20 06:30:39,983 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2021-10-20 06:30:39,983 INFO L857 garLoopResultBuilder]: For program point L529(lines 529 533) no Hoare annotation was computed. [2021-10-20 06:30:39,984 INFO L857 garLoopResultBuilder]: For program point L463(lines 463 467) no Hoare annotation was computed. [2021-10-20 06:30:39,984 INFO L857 garLoopResultBuilder]: For program point L463-1(lines 398 499) no Hoare annotation was computed. [2021-10-20 06:30:39,984 INFO L857 garLoopResultBuilder]: For program point L463-2(lines 463 467) no Hoare annotation was computed. [2021-10-20 06:30:39,984 INFO L857 garLoopResultBuilder]: For program point L364(lines 364 369) no Hoare annotation was computed. [2021-10-20 06:30:39,984 INFO L857 garLoopResultBuilder]: For program point L133-2(lines 133 134) no Hoare annotation was computed. [2021-10-20 06:30:39,984 INFO L853 garLoopResultBuilder]: At program point L133-3(lines 133 134) the Hoare annotation is: false [2021-10-20 06:30:39,985 INFO L857 garLoopResultBuilder]: For program point L133-4(lines 133 134) no Hoare annotation was computed. [2021-10-20 06:30:39,985 INFO L857 garLoopResultBuilder]: For program point L365(lines 365 368) no Hoare annotation was computed. [2021-10-20 06:30:39,985 INFO L857 garLoopResultBuilder]: For program point L332(lines 332 333) no Hoare annotation was computed. [2021-10-20 06:30:39,989 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-20 06:30:39,998 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:39,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:39,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:39,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,009 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,011 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,011 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,011 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,011 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,011 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,012 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,012 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,012 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,012 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,012 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,013 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,013 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,015 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,015 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,015 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,016 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,016 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,016 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 06:30:40 BoogieIcfgContainer [2021-10-20 06:30:40,018 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-20 06:30:40,018 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-20 06:30:40,018 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-20 06:30:40,019 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-20 06:30:40,019 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:30:26" (3/4) ... [2021-10-20 06:30:40,022 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-20 06:30:40,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-10-20 06:30:40,047 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-20 06:30:40,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 06:30:40,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-20 06:30:40,073 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)) == x && ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) == y) [2021-10-20 06:30:40,131 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/witness.graphml [2021-10-20 06:30:40,131 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-20 06:30:40,133 INFO L168 Benchmark]: Toolchain (without parser) took 39858.91 ms. Allocated memory was 71.3 MB in the beginning and 92.3 MB in the end (delta: 21.0 MB). Free memory was 52.5 MB in the beginning and 40.8 MB in the end (delta: 11.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. [2021-10-20 06:30:40,133 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 71.3 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 06:30:40,134 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.00 ms. Allocated memory is still 71.3 MB. Free memory was 52.2 MB in the beginning and 40.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-20 06:30:40,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.97 ms. Allocated memory is still 71.3 MB. Free memory was 40.1 MB in the beginning and 35.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-20 06:30:40,135 INFO L168 Benchmark]: Boogie Preprocessor took 157.54 ms. Allocated memory is still 71.3 MB. Free memory was 35.2 MB in the beginning and 50.3 MB in the end (delta: -15.1 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. [2021-10-20 06:30:40,135 INFO L168 Benchmark]: RCFGBuilder took 25423.83 ms. Allocated memory was 71.3 MB in the beginning and 92.3 MB in the end (delta: 21.0 MB). Free memory was 50.3 MB in the beginning and 45.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2021-10-20 06:30:40,135 INFO L168 Benchmark]: TraceAbstraction took 13444.06 ms. Allocated memory is still 92.3 MB. Free memory was 44.8 MB in the beginning and 54.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. [2021-10-20 06:30:40,136 INFO L168 Benchmark]: Witness Printer took 113.29 ms. Allocated memory is still 92.3 MB. Free memory was 54.0 MB in the beginning and 40.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-20 06:30:40,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 71.3 MB. Free memory was 51.6 MB in the beginning and 51.6 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 591.00 ms. Allocated memory is still 71.3 MB. Free memory was 52.2 MB in the beginning and 40.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 119.97 ms. Allocated memory is still 71.3 MB. Free memory was 40.1 MB in the beginning and 35.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 157.54 ms. Allocated memory is still 71.3 MB. Free memory was 35.2 MB in the beginning and 50.3 MB in the end (delta: -15.1 MB). Peak memory consumption was 9.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 25423.83 ms. Allocated memory was 71.3 MB in the beginning and 92.3 MB in the end (delta: 21.0 MB). Free memory was 50.3 MB in the beginning and 45.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13444.06 ms. Allocated memory is still 92.3 MB. Free memory was 44.8 MB in the beginning and 54.0 MB in the end (delta: -9.2 MB). Peak memory consumption was 13.5 MB. Max. memory is 16.1 GB. * Witness Printer took 113.29 ms. Allocated memory is still 92.3 MB. Free memory was 54.0 MB in the beginning and 40.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms 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: 13353.9ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 13.4ms, AutomataDifference: 1775.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 704.8ms, InitialAbstractionConstructionTime: 40.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 293 SDtfs, 186 SDslu, 44 SDs, 0 SdLazy, 48 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 656.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 72 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 2548.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=197occurred in iteration=0, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 70.6ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 35 NumberOfFragments, 153 HoareAnnotationTreeSize, 32 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 60.8ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 55 FormulaSimplificationTreeSizeReductionInter, 619.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 103.6ms SsaConstructionTime, 3889.3ms SatisfiabilityAnalysisTime, 5499.1ms InterpolantComputationTime, 49 NumberOfCodeBlocks, 49 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 90 ConstructedInterpolants, 19 QuantifiedInterpolants, 744 SizeOfPredicates, 25 NumberOfNonLiveVariables, 470 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 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 [2021-10-20 06:30:40,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,151 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,152 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,152 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,152 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,152 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,152 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,153 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,153 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,153 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,153 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,153 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,154 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,155 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hx~3,QUANTIFIED] [2021-10-20 06:30:40,156 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,157 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,157 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,157 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,157 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,157 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_powf_~hy~1,QUANTIFIED] [2021-10-20 06:30:40,158 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,158 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,158 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (((one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)) == x && ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) == y)) && (\exists ULTIMATE.start___ieee754_powf_~hy~1 : bv32, ULTIMATE.start___ieee754_powf_~hx~3 : bv32 :: (ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hx~3) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)) == ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hx~3[31:31], ULTIMATE.start___ieee754_powf_~hx~3[30:23], ULTIMATE.start___ieee754_powf_~hx~3[22:0]) && ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_powf_~hy~1[31:31], ULTIMATE.start___ieee754_powf_~hy~1[30:23], ULTIMATE.start___ieee754_powf_~hy~1[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_powf_~hy~1) == iy)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)) == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) && ~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && \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 [2021-10-20 06:30:40,161 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,161 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,162 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,162 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,162 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-10-20 06:30:40,162 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)) == x && ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) == y) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 387]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-20 06:30:40,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89891cb2-9689-4d75-97be-c2346c244289/bin/utaipan-tZwUujhuQw/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...