./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97e7e2c2476cb3ac51b8386218cd4264ef8a11a0a05f64e9bc3d20e7d2589c2e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 07:58:50,897 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 07:58:50,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 07:58:50,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 07:58:50,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 07:58:50,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 07:58:50,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 07:58:50,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 07:58:50,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 07:58:50,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 07:58:50,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 07:58:50,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 07:58:50,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 07:58:50,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 07:58:50,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 07:58:50,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 07:58:50,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 07:58:50,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 07:58:50,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 07:58:50,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 07:58:51,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 07:58:51,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 07:58:51,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 07:58:51,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 07:58:51,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 07:58:51,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 07:58:51,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 07:58:51,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 07:58:51,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 07:58:51,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 07:58:51,021 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 07:58:51,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 07:58:51,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 07:58:51,024 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 07:58:51,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 07:58:51,026 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 07:58:51,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 07:58:51,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 07:58:51,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 07:58:51,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 07:58:51,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 07:58:51,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-07 07:58:51,075 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 07:58:51,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 07:58:51,076 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 07:58:51,076 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 07:58:51,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 07:58:51,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 07:58:51,084 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 07:58:51,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 07:58:51,085 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 07:58:51,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 07:58:51,086 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 07:58:51,086 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 07:58:51,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 07:58:51,086 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 07:58:51,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 07:58:51,087 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 07:58:51,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 07:58:51,087 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 07:58:51,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 07:58:51,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 07:58:51,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 07:58:51,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 07:58:51,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:58:51,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 07:58:51,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 07:58:51,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 07:58:51,089 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 07:58:51,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 07:58:51,090 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 07:58:51,091 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 07:58:51,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 07:58:51,092 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 07:58:51,092 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97e7e2c2476cb3ac51b8386218cd4264ef8a11a0a05f64e9bc3d20e7d2589c2e [2021-11-07 07:58:51,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 07:58:51,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 07:58:51,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 07:58:51,373 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 07:58:51,373 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 07:58:51,374 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2021-11-07 07:58:51,439 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data/76dbd26cb/e9066dcb42e04a2d81112bc708c357e5/FLAGbbf0caa7b [2021-11-07 07:58:51,929 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 07:58:51,930 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2021-11-07 07:58:51,949 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data/76dbd26cb/e9066dcb42e04a2d81112bc708c357e5/FLAGbbf0caa7b [2021-11-07 07:58:52,281 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data/76dbd26cb/e9066dcb42e04a2d81112bc708c357e5 [2021-11-07 07:58:52,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 07:58:52,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 07:58:52,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 07:58:52,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 07:58:52,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 07:58:52,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:58:52" (1/1) ... [2021-11-07 07:58:52,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d78ebcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:52, skipping insertion in model container [2021-11-07 07:58:52,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:58:52" (1/1) ... [2021-11-07 07:58:52,306 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 07:58:52,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 07:58:52,617 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:1712) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$42(StandardFunctionHandler.java:365) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:540) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2000) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1606) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3247) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2321) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-07 07:58:52,623 INFO L168 Benchmark]: Toolchain (without parser) took 335.60 ms. Allocated memory is still 100.7 MB. Free memory was 58.5 MB in the beginning and 73.1 MB in the end (delta: -14.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-11-07 07:58:52,624 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 100.7 MB. Free memory is still 75.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 07:58:52,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.00 ms. Allocated memory is still 100.7 MB. Free memory was 58.3 MB in the beginning and 73.1 MB in the end (delta: -14.8 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-11-07 07:58:52,626 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 100.7 MB. Free memory is still 75.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 329.00 ms. Allocated memory is still 100.7 MB. Free memory was 58.3 MB in the beginning and 73.1 MB in the end (delta: -14.8 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97e7e2c2476cb3ac51b8386218cd4264ef8a11a0a05f64e9bc3d20e7d2589c2e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 07:58:54,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 07:58:54,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 07:58:54,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 07:58:54,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 07:58:54,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 07:58:54,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 07:58:54,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 07:58:54,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 07:58:54,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 07:58:54,970 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 07:58:54,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 07:58:54,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 07:58:54,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 07:58:54,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 07:58:54,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 07:58:54,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 07:58:54,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 07:58:54,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 07:58:54,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 07:58:54,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 07:58:54,989 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 07:58:54,990 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 07:58:54,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 07:58:54,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 07:58:54,996 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 07:58:54,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 07:58:54,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 07:58:54,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 07:58:55,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 07:58:55,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 07:58:55,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 07:58:55,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 07:58:55,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 07:58:55,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 07:58:55,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 07:58:55,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 07:58:55,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 07:58:55,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 07:58:55,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 07:58:55,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 07:58:55,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-07 07:58:55,052 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 07:58:55,052 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 07:58:55,052 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 07:58:55,053 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 07:58:55,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 07:58:55,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 07:58:55,054 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 07:58:55,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 07:58:55,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 07:58:55,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 07:58:55,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 07:58:55,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 07:58:55,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 07:58:55,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 07:58:55,056 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 07:58:55,057 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 07:58:55,057 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 07:58:55,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 07:58:55,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 07:58:55,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 07:58:55,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 07:58:55,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 07:58:55,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 07:58:55,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:58:55,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 07:58:55,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 07:58:55,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 07:58:55,059 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-07 07:58:55,060 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 07:58:55,060 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 07:58:55,060 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-07 07:58:55,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 07:58:55,060 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 07:58:55,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 07:58:55,061 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_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97e7e2c2476cb3ac51b8386218cd4264ef8a11a0a05f64e9bc3d20e7d2589c2e [2021-11-07 07:58:55,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 07:58:55,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 07:58:55,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 07:58:55,537 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 07:58:55,537 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 07:58:55,538 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2021-11-07 07:58:55,613 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data/3758c88c1/f991c43b71d3438180216529dc322425/FLAG657faf51e [2021-11-07 07:58:56,197 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 07:58:56,197 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c [2021-11-07 07:58:56,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data/3758c88c1/f991c43b71d3438180216529dc322425/FLAG657faf51e [2021-11-07 07:58:56,473 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/data/3758c88c1/f991c43b71d3438180216529dc322425 [2021-11-07 07:58:56,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 07:58:56,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 07:58:56,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 07:58:56,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 07:58:56,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 07:58:56,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:58:56" (1/1) ... [2021-11-07 07:58:56,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65a3a7bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:56, skipping insertion in model container [2021-11-07 07:58:56,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:58:56" (1/1) ... [2021-11-07 07:58:56,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 07:58:56,585 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 07:58:57,006 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_a6792f58-d28d-45c9-a122-1237dbaa151f/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c[13979,13992] [2021-11-07 07:58:57,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 07:58:57,029 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 07:58:57,141 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_a6792f58-d28d-45c9-a122-1237dbaa151f/sv-benchmarks/c/float-newlib/double_req_bl_0872a.c[13979,13992] [2021-11-07 07:58:57,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 07:58:57,165 INFO L208 MainTranslator]: Completed translation [2021-11-07 07:58:57,165 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57 WrapperNode [2021-11-07 07:58:57,165 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 07:58:57,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 07:58:57,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 07:58:57,167 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 07:58:57,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 07:58:57,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 07:58:57,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 07:58:57,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 07:58:57,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 07:58:57,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 07:58:57,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 07:58:57,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 07:58:57,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (1/1) ... [2021-11-07 07:58:57,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 07:58:57,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 07:58:57,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 07:58:57,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 07:58:57,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-07 07:58:57,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-11-07 07:58:57,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 07:58:57,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 07:58:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-11-07 07:58:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 07:58:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 07:58:57,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 07:58:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 07:58:57,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 07:59:53,260 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 07:59:53,261 INFO L299 CfgBuilder]: Removed 88 assume(true) statements. [2021-11-07 07:59:53,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:59:53 BoogieIcfgContainer [2021-11-07 07:59:53,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 07:59:53,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 07:59:53,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 07:59:53,267 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 07:59:53,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 07:58:56" (1/3) ... [2021-11-07 07:59:53,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e7e3057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:59:53, skipping insertion in model container [2021-11-07 07:59:53,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:58:57" (2/3) ... [2021-11-07 07:59:53,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e7e3057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 07:59:53, skipping insertion in model container [2021-11-07 07:59:53,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:59:53" (3/3) ... [2021-11-07 07:59:53,271 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_0872a.c [2021-11-07 07:59:53,276 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 07:59:53,277 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 07:59:53,329 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 07:59:53,335 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 07:59:53,336 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 07:59:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 208 states have (on average 1.7259615384615385) internal successors, (359), 209 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:59:53,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-07 07:59:53,365 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 07:59:53,366 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:59:53,367 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 07:59:53,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:59:53,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1640331358, now seen corresponding path program 1 times [2021-11-07 07:59:53,386 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 07:59:53,386 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1847813430] [2021-11-07 07:59:53,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:59:53,388 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 07:59:53,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat [2021-11-07 07:59:53,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 07:59:53,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 07:59:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:59:53,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 07:59:53,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 07:59:54,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:59:54,074 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 07:59:54,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:59:54,281 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 07:59:54,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1847813430] [2021-11-07 07:59:54,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1847813430] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 07:59:54,282 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:59:54,283 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 07:59:54,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46527115] [2021-11-07 07:59:54,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 07:59:54,289 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 07:59:54,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 07:59:54,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 07:59:54,306 INFO L87 Difference]: Start difference. First operand has 210 states, 208 states have (on average 1.7259615384615385) internal successors, (359), 209 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:59:54,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 07:59:54,346 INFO L93 Difference]: Finished difference Result 418 states and 716 transitions. [2021-11-07 07:59:54,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 07:59:54,348 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-11-07 07:59:54,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 07:59:54,360 INFO L225 Difference]: With dead ends: 418 [2021-11-07 07:59:54,360 INFO L226 Difference]: Without dead ends: 207 [2021-11-07 07:59:54,364 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 07:59:54,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2021-11-07 07:59:54,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 207. [2021-11-07 07:59:54,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 206 states have (on average 1.383495145631068) internal successors, (285), 206 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:59:54,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 285 transitions. [2021-11-07 07:59:54,415 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 285 transitions. Word has length 9 [2021-11-07 07:59:54,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 07:59:54,416 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 285 transitions. [2021-11-07 07:59:54,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 07:59:54,416 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 285 transitions. [2021-11-07 07:59:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-07 07:59:54,417 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 07:59:54,417 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 07:59:54,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 07:59:54,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 [2021-11-07 07:59:54,622 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 07:59:54,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 07:59:54,623 INFO L85 PathProgramCache]: Analyzing trace with hash 559153733, now seen corresponding path program 1 times [2021-11-07 07:59:54,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 07:59:54,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2077566011] [2021-11-07 07:59:54,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 07:59:54,624 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 07:59:54,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat [2021-11-07 07:59:54,625 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 07:59:54,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 07:59:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 07:59:54,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 07:59:54,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 07:59:56,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:59:56,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 07:59:56,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 07:59:56,696 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 07:59:56,696 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2077566011] [2021-11-07 07:59:56,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2077566011] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 07:59:56,697 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 07:59:56,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 07:59:56,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235517459] [2021-11-07 07:59:56,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 07:59:56,699 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 07:59:56,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 07:59:56,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 07:59:56,701 INFO L87 Difference]: Start difference. First operand 207 states and 285 transitions. Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:02:19,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 08:02:19,685 INFO L93 Difference]: Finished difference Result 227 states and 308 transitions. [2021-11-07 08:02:19,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 08:02:19,720 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-07 08:02:19,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 08:02:19,723 INFO L225 Difference]: With dead ends: 227 [2021-11-07 08:02:19,723 INFO L226 Difference]: Without dead ends: 223 [2021-11-07 08:02:19,724 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 08:02:19,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-11-07 08:02:19,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 207. [2021-11-07 08:02:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 206 states have (on average 1.3689320388349515) internal successors, (282), 206 states have internal predecessors, (282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:02:19,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 282 transitions. [2021-11-07 08:02:19,757 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 282 transitions. Word has length 11 [2021-11-07 08:02:19,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 08:02:19,758 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 282 transitions. [2021-11-07 08:02:19,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.2) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:02:19,758 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 282 transitions. [2021-11-07 08:02:19,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 08:02:19,759 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 08:02:19,760 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 08:02:19,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 08:02:19,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 [2021-11-07 08:02:19,966 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 08:02:19,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 08:02:19,966 INFO L85 PathProgramCache]: Analyzing trace with hash -305745762, now seen corresponding path program 1 times [2021-11-07 08:02:19,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-07 08:02:19,967 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [188034490] [2021-11-07 08:02:19,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 08:02:19,968 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 08:02:19,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat [2021-11-07 08:02:19,969 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 08:02:19,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 08:02:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 08:02:20,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 08:02:20,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 08:02:20,963 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 29 treesize of output 27 [2021-11-07 08:02:22,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:02:22,547 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 08:02:23,708 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 31 treesize of output 29 [2021-11-07 08:02:24,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 08:02:24,643 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-07 08:02:24,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [188034490] [2021-11-07 08:02:24,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [188034490] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 08:02:24,644 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 08:02:24,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 08:02:24,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441124464] [2021-11-07 08:02:24,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 08:02:24,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-07 08:02:24,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 08:02:24,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-07 08:02:24,646 INFO L87 Difference]: Start difference. First operand 207 states and 282 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:02:25,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 08:02:25,628 INFO L93 Difference]: Finished difference Result 207 states and 282 transitions. [2021-11-07 08:02:25,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 08:02:25,629 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-07 08:02:25,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 08:02:25,630 INFO L225 Difference]: With dead ends: 207 [2021-11-07 08:02:25,630 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 08:02:25,632 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-11-07 08:02:25,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 08:02:25,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 08:02:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:02:25,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 08:02:25,633 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-11-07 08:02:25,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 08:02:25,634 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 08:02:25,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 08:02:25,634 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 08:02:25,634 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 08:02:25,637 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 08:02:25,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-11-07 08:02:25,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/mathsat -unsat_core_generation=3 [2021-11-07 08:02:25,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 08:02:25,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:25,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 08:02:27,302 INFO L857 garLoopResultBuilder]: For program point L366(lines 366 367) no Hoare annotation was computed. [2021-11-07 08:02:27,302 INFO L857 garLoopResultBuilder]: For program point L168(lines 168 169) no Hoare annotation was computed. [2021-11-07 08:02:27,303 INFO L857 garLoopResultBuilder]: For program point L168-2(lines 168 169) no Hoare annotation was computed. [2021-11-07 08:02:27,303 INFO L857 garLoopResultBuilder]: For program point L367(line 367) no Hoare annotation was computed. [2021-11-07 08:02:27,303 INFO L857 garLoopResultBuilder]: For program point L301(lines 301 309) no Hoare annotation was computed. [2021-11-07 08:02:27,303 INFO L857 garLoopResultBuilder]: For program point L367-2(line 367) no Hoare annotation was computed. [2021-11-07 08:02:27,303 INFO L857 garLoopResultBuilder]: For program point L103-1(lines 103 108) no Hoare annotation was computed. [2021-11-07 08:02:27,304 INFO L853 garLoopResultBuilder]: At program point L103-2(lines 103 108) the Hoare annotation is: false [2021-11-07 08:02:27,304 INFO L853 garLoopResultBuilder]: At program point L37(lines 19 38) the Hoare annotation is: false [2021-11-07 08:02:27,304 INFO L857 garLoopResultBuilder]: For program point L103-3(lines 97 205) no Hoare annotation was computed. [2021-11-07 08:02:27,304 INFO L853 garLoopResultBuilder]: At program point L37-1(lines 19 38) the Hoare annotation is: false [2021-11-07 08:02:27,305 INFO L853 garLoopResultBuilder]: At program point L37-2(lines 19 38) the Hoare annotation is: false [2021-11-07 08:02:27,305 INFO L857 garLoopResultBuilder]: For program point L500(lines 500 501) no Hoare annotation was computed. [2021-11-07 08:02:27,305 INFO L857 garLoopResultBuilder]: For program point L303(lines 303 304) no Hoare annotation was computed. [2021-11-07 08:02:27,305 INFO L857 garLoopResultBuilder]: For program point L503(lines 503 510) no Hoare annotation was computed. [2021-11-07 08:02:27,305 INFO L857 garLoopResultBuilder]: For program point L503-2(lines 496 510) no Hoare annotation was computed. [2021-11-07 08:02:27,305 INFO L857 garLoopResultBuilder]: For program point L305(lines 305 309) no Hoare annotation was computed. [2021-11-07 08:02:27,306 INFO L857 garLoopResultBuilder]: For program point L504(lines 504 509) no Hoare annotation was computed. [2021-11-07 08:02:27,306 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 308) no Hoare annotation was computed. [2021-11-07 08:02:27,306 INFO L857 garLoopResultBuilder]: For program point L374-1(lines 374 379) no Hoare annotation was computed. [2021-11-07 08:02:27,306 INFO L853 garLoopResultBuilder]: At program point L374-2(lines 374 379) the Hoare annotation is: false [2021-11-07 08:02:27,306 INFO L857 garLoopResultBuilder]: For program point L374-3(lines 374 379) no Hoare annotation was computed. [2021-11-07 08:02:27,307 INFO L857 garLoopResultBuilder]: For program point L507(lines 507 508) no Hoare annotation was computed. [2021-11-07 08:02:27,307 INFO L857 garLoopResultBuilder]: For program point L178(lines 178 192) no Hoare annotation was computed. [2021-11-07 08:02:27,307 INFO L857 garLoopResultBuilder]: For program point L46-1(lines 46 51) no Hoare annotation was computed. [2021-11-07 08:02:27,307 INFO L853 garLoopResultBuilder]: At program point L46-2(lines 46 51) the Hoare annotation is: false [2021-11-07 08:02:27,308 INFO L857 garLoopResultBuilder]: For program point L46-3(lines 46 51) no Hoare annotation was computed. [2021-11-07 08:02:27,308 INFO L857 garLoopResultBuilder]: For program point L443-1(lines 443 448) no Hoare annotation was computed. [2021-11-07 08:02:27,308 INFO L853 garLoopResultBuilder]: At program point L443-2(lines 443 448) the Hoare annotation is: false [2021-11-07 08:02:27,308 INFO L857 garLoopResultBuilder]: For program point L443-3(lines 443 448) no Hoare annotation was computed. [2021-11-07 08:02:27,309 INFO L857 garLoopResultBuilder]: For program point L576(lines 576 579) no Hoare annotation was computed. [2021-11-07 08:02:27,309 INFO L857 garLoopResultBuilder]: For program point L180(lines 180 191) no Hoare annotation was computed. [2021-11-07 08:02:27,309 INFO L857 garLoopResultBuilder]: For program point L114(lines 114 119) no Hoare annotation was computed. [2021-11-07 08:02:27,309 INFO L857 garLoopResultBuilder]: For program point L114-2(lines 114 119) no Hoare annotation was computed. [2021-11-07 08:02:27,310 INFO L857 garLoopResultBuilder]: For program point L577(line 577) no Hoare annotation was computed. [2021-11-07 08:02:27,310 INFO L857 garLoopResultBuilder]: For program point L313(lines 313 334) no Hoare annotation was computed. [2021-11-07 08:02:27,310 INFO L857 garLoopResultBuilder]: For program point L115(lines 115 118) no Hoare annotation was computed. [2021-11-07 08:02:27,310 INFO L857 garLoopResultBuilder]: For program point L314(lines 314 321) no Hoare annotation was computed. [2021-11-07 08:02:27,311 INFO L857 garLoopResultBuilder]: For program point L182(lines 182 190) no Hoare annotation was computed. [2021-11-07 08:02:27,311 INFO L857 garLoopResultBuilder]: For program point L315(lines 315 320) no Hoare annotation was computed. [2021-11-07 08:02:27,311 INFO L857 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2021-11-07 08:02:27,311 INFO L860 garLoopResultBuilder]: At program point L581(lines 564 582) the Hoare annotation is: true [2021-11-07 08:02:27,312 INFO L857 garLoopResultBuilder]: For program point L515(lines 515 529) no Hoare annotation was computed. [2021-11-07 08:02:27,312 INFO L857 garLoopResultBuilder]: For program point L515-2(lines 515 529) no Hoare annotation was computed. [2021-11-07 08:02:27,312 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 320) no Hoare annotation was computed. [2021-11-07 08:02:27,312 INFO L857 garLoopResultBuilder]: For program point L185(lines 185 190) no Hoare annotation was computed. [2021-11-07 08:02:27,313 INFO L857 garLoopResultBuilder]: For program point L53(lines 53 65) no Hoare annotation was computed. [2021-11-07 08:02:27,313 INFO L857 garLoopResultBuilder]: For program point L53-2(lines 44 94) no Hoare annotation was computed. [2021-11-07 08:02:27,313 INFO L857 garLoopResultBuilder]: For program point L318(line 318) no Hoare annotation was computed. [2021-11-07 08:02:27,313 INFO L857 garLoopResultBuilder]: For program point L318-2(line 318) no Hoare annotation was computed. [2021-11-07 08:02:27,314 INFO L857 garLoopResultBuilder]: For program point L186(lines 186 187) no Hoare annotation was computed. [2021-11-07 08:02:27,314 INFO L857 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2021-11-07 08:02:27,314 INFO L857 garLoopResultBuilder]: For program point L54(lines 54 55) no Hoare annotation was computed. [2021-11-07 08:02:27,314 INFO L857 garLoopResultBuilder]: For program point L385(lines 385 393) no Hoare annotation was computed. [2021-11-07 08:02:27,315 INFO L857 garLoopResultBuilder]: For program point L385-1(lines 385 393) no Hoare annotation was computed. [2021-11-07 08:02:27,315 INFO L857 garLoopResultBuilder]: For program point L320(line 320) no Hoare annotation was computed. [2021-11-07 08:02:27,315 INFO L857 garLoopResultBuilder]: For program point L320-2(line 320) no Hoare annotation was computed. [2021-11-07 08:02:27,315 INFO L857 garLoopResultBuilder]: For program point L122(lines 122 133) no Hoare annotation was computed. [2021-11-07 08:02:27,315 INFO L857 garLoopResultBuilder]: For program point L122-2(lines 122 133) no Hoare annotation was computed. [2021-11-07 08:02:27,316 INFO L857 garLoopResultBuilder]: For program point L519-1(lines 519 524) no Hoare annotation was computed. [2021-11-07 08:02:27,316 INFO L853 garLoopResultBuilder]: At program point L519-2(lines 519 524) the Hoare annotation is: false [2021-11-07 08:02:27,316 INFO L857 garLoopResultBuilder]: For program point L519-3(lines 519 524) no Hoare annotation was computed. [2021-11-07 08:02:27,316 INFO L853 garLoopResultBuilder]: At program point L123-2(lines 123 127) the Hoare annotation is: false [2021-11-07 08:02:27,317 INFO L857 garLoopResultBuilder]: For program point L123-3(lines 123 127) no Hoare annotation was computed. [2021-11-07 08:02:27,317 INFO L857 garLoopResultBuilder]: For program point L57-1(lines 57 61) no Hoare annotation was computed. [2021-11-07 08:02:27,317 INFO L853 garLoopResultBuilder]: At program point L57-2(lines 57 61) the Hoare annotation is: false [2021-11-07 08:02:27,317 INFO L857 garLoopResultBuilder]: For program point L57-3(lines 57 61) no Hoare annotation was computed. [2021-11-07 08:02:27,318 INFO L857 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2021-11-07 08:02:27,318 INFO L857 garLoopResultBuilder]: For program point L322(lines 322 327) no Hoare annotation was computed. [2021-11-07 08:02:27,318 INFO L853 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2021-11-07 08:02:27,318 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 08:02:27,319 INFO L857 garLoopResultBuilder]: For program point L455-1(lines 455 460) no Hoare annotation was computed. [2021-11-07 08:02:27,319 INFO L853 garLoopResultBuilder]: At program point L455-2(lines 455 460) the Hoare annotation is: false [2021-11-07 08:02:27,319 INFO L857 garLoopResultBuilder]: For program point L455-3(lines 455 460) no Hoare annotation was computed. [2021-11-07 08:02:27,319 INFO L857 garLoopResultBuilder]: For program point L323(lines 323 326) no Hoare annotation was computed. [2021-11-07 08:02:27,320 INFO L857 garLoopResultBuilder]: For program point L128-2(lines 128 129) no Hoare annotation was computed. [2021-11-07 08:02:27,320 INFO L853 garLoopResultBuilder]: At program point L128-3(lines 128 129) the Hoare annotation is: false [2021-11-07 08:02:27,320 INFO L857 garLoopResultBuilder]: For program point L128-4(lines 128 129) no Hoare annotation was computed. [2021-11-07 08:02:27,320 INFO L857 garLoopResultBuilder]: For program point L195(lines 195 196) no Hoare annotation was computed. [2021-11-07 08:02:27,321 INFO L857 garLoopResultBuilder]: For program point L195-2(lines 195 196) no Hoare annotation was computed. [2021-11-07 08:02:27,321 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 64) no Hoare annotation was computed. [2021-11-07 08:02:27,321 INFO L857 garLoopResultBuilder]: For program point L526(lines 526 527) no Hoare annotation was computed. [2021-11-07 08:02:27,321 INFO L857 garLoopResultBuilder]: For program point L526-2(lines 526 527) no Hoare annotation was computed. [2021-11-07 08:02:27,322 INFO L857 garLoopResultBuilder]: For program point L328(lines 328 329) no Hoare annotation was computed. [2021-11-07 08:02:27,322 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 08:02:27,334 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 577) no Hoare annotation was computed. [2021-11-07 08:02:27,334 INFO L857 garLoopResultBuilder]: For program point L330(lines 330 333) no Hoare annotation was computed. [2021-11-07 08:02:27,334 INFO L857 garLoopResultBuilder]: For program point L198-1(lines 198 203) no Hoare annotation was computed. [2021-11-07 08:02:27,335 INFO L853 garLoopResultBuilder]: At program point L198-2(lines 198 203) the Hoare annotation is: false [2021-11-07 08:02:27,335 INFO L857 garLoopResultBuilder]: For program point L198-3(lines 198 203) no Hoare annotation was computed. [2021-11-07 08:02:27,335 INFO L857 garLoopResultBuilder]: For program point L331(lines 331 332) no Hoare annotation was computed. [2021-11-07 08:02:27,335 INFO L857 garLoopResultBuilder]: For program point L398(lines 398 406) no Hoare annotation was computed. [2021-11-07 08:02:27,335 INFO L857 garLoopResultBuilder]: For program point L531-1(lines 531 536) no Hoare annotation was computed. [2021-11-07 08:02:27,336 INFO L853 garLoopResultBuilder]: At program point L531-2(lines 531 536) the Hoare annotation is: false [2021-11-07 08:02:27,336 INFO L857 garLoopResultBuilder]: For program point L531-3(lines 531 536) no Hoare annotation was computed. [2021-11-07 08:02:27,336 INFO L857 garLoopResultBuilder]: For program point L69(lines 69 70) no Hoare annotation was computed. [2021-11-07 08:02:27,336 INFO L857 garLoopResultBuilder]: For program point L400(lines 400 406) no Hoare annotation was computed. [2021-11-07 08:02:27,336 INFO L857 garLoopResultBuilder]: For program point L136(lines 136 139) no Hoare annotation was computed. [2021-11-07 08:02:27,337 INFO L857 garLoopResultBuilder]: For program point L136-2(lines 136 139) no Hoare annotation was computed. [2021-11-07 08:02:27,337 INFO L857 garLoopResultBuilder]: For program point L467-1(lines 467 472) no Hoare annotation was computed. [2021-11-07 08:02:27,337 INFO L853 garLoopResultBuilder]: At program point L467-2(lines 467 472) the Hoare annotation is: false [2021-11-07 08:02:27,337 INFO L857 garLoopResultBuilder]: For program point L467-3(lines 467 472) no Hoare annotation was computed. [2021-11-07 08:02:27,338 INFO L857 garLoopResultBuilder]: For program point L71(lines 71 79) no Hoare annotation was computed. [2021-11-07 08:02:27,338 INFO L857 garLoopResultBuilder]: For program point L270-1(lines 270 275) no Hoare annotation was computed. [2021-11-07 08:02:27,338 INFO L853 garLoopResultBuilder]: At program point L270-2(lines 270 275) the Hoare annotation is: (and (= (_ +zero 11 53) ULTIMATE.start___ieee754_pow_~y) (= ~one_pow~0 ((_ to_fp 11 53) currentRoundingMode 1.0))) [2021-11-07 08:02:27,338 INFO L853 garLoopResultBuilder]: At program point L204(lines 97 205) the Hoare annotation is: false [2021-11-07 08:02:27,339 INFO L857 garLoopResultBuilder]: For program point L72-1(lines 72 77) no Hoare annotation was computed. [2021-11-07 08:02:27,339 INFO L853 garLoopResultBuilder]: At program point L72-2(lines 72 77) the Hoare annotation is: false [2021-11-07 08:02:27,339 INFO L857 garLoopResultBuilder]: For program point L72-3(lines 72 77) no Hoare annotation was computed. [2021-11-07 08:02:27,339 INFO L857 garLoopResultBuilder]: For program point L338(lines 338 351) no Hoare annotation was computed. [2021-11-07 08:02:27,339 INFO L857 garLoopResultBuilder]: For program point L338-2(lines 263 562) no Hoare annotation was computed. [2021-11-07 08:02:27,340 INFO L857 garLoopResultBuilder]: For program point L339(lines 339 350) no Hoare annotation was computed. [2021-11-07 08:02:27,340 INFO L857 garLoopResultBuilder]: For program point L208-1(lines 208 212) no Hoare annotation was computed. [2021-11-07 08:02:27,340 INFO L853 garLoopResultBuilder]: At program point L208-2(lines 208 212) the Hoare annotation is: false [2021-11-07 08:02:27,340 INFO L857 garLoopResultBuilder]: For program point L407(lines 407 412) no Hoare annotation was computed. [2021-11-07 08:02:27,341 INFO L857 garLoopResultBuilder]: For program point L407-1(lines 381 474) no Hoare annotation was computed. [2021-11-07 08:02:27,341 INFO L857 garLoopResultBuilder]: For program point L341(lines 341 342) no Hoare annotation was computed. [2021-11-07 08:02:27,341 INFO L857 garLoopResultBuilder]: For program point L407-2(lines 407 412) no Hoare annotation was computed. [2021-11-07 08:02:27,341 INFO L857 garLoopResultBuilder]: For program point L341-2(lines 339 350) no Hoare annotation was computed. [2021-11-07 08:02:27,341 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 281) no Hoare annotation was computed. [2021-11-07 08:02:27,342 INFO L857 garLoopResultBuilder]: For program point L276-1(lines 263 562) no Hoare annotation was computed. [2021-11-07 08:02:27,342 INFO L857 garLoopResultBuilder]: For program point L276-2(lines 276 281) no Hoare annotation was computed. [2021-11-07 08:02:27,342 INFO L857 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2021-11-07 08:02:27,342 INFO L857 garLoopResultBuilder]: For program point L344(lines 344 347) no Hoare annotation was computed. [2021-11-07 08:02:27,342 INFO L857 garLoopResultBuilder]: For program point L80(lines 80 85) no Hoare annotation was computed. [2021-11-07 08:02:27,343 INFO L857 garLoopResultBuilder]: For program point L477(lines 477 478) no Hoare annotation was computed. [2021-11-07 08:02:27,343 INFO L857 garLoopResultBuilder]: For program point L477-2(lines 477 478) no Hoare annotation was computed. [2021-11-07 08:02:27,343 INFO L857 garLoopResultBuilder]: For program point L213(lines 213 218) no Hoare annotation was computed. [2021-11-07 08:02:27,343 INFO L857 garLoopResultBuilder]: For program point L213-1(lines 206 220) no Hoare annotation was computed. [2021-11-07 08:02:27,343 INFO L857 garLoopResultBuilder]: For program point L213-2(lines 213 218) no Hoare annotation was computed. [2021-11-07 08:02:27,344 INFO L853 garLoopResultBuilder]: At program point L147-2(lines 147 157) the Hoare annotation is: false [2021-11-07 08:02:27,344 INFO L857 garLoopResultBuilder]: For program point L81(lines 81 84) no Hoare annotation was computed. [2021-11-07 08:02:27,344 INFO L857 garLoopResultBuilder]: For program point L147-3(lines 147 157) no Hoare annotation was computed. [2021-11-07 08:02:27,344 INFO L857 garLoopResultBuilder]: For program point L346(lines 346 347) no Hoare annotation was computed. [2021-11-07 08:02:27,344 INFO L857 garLoopResultBuilder]: For program point L149(lines 149 153) no Hoare annotation was computed. [2021-11-07 08:02:27,345 INFO L857 garLoopResultBuilder]: For program point L149-2(lines 149 153) no Hoare annotation was computed. [2021-11-07 08:02:27,345 INFO L857 garLoopResultBuilder]: For program point L546-1(lines 546 550) no Hoare annotation was computed. [2021-11-07 08:02:27,345 INFO L853 garLoopResultBuilder]: At program point L546-2(lines 546 550) the Hoare annotation is: false [2021-11-07 08:02:27,345 INFO L857 garLoopResultBuilder]: For program point L546-3(lines 546 550) no Hoare annotation was computed. [2021-11-07 08:02:27,345 INFO L857 garLoopResultBuilder]: For program point L481-1(lines 481 486) no Hoare annotation was computed. [2021-11-07 08:02:27,346 INFO L853 garLoopResultBuilder]: At program point L481-2(lines 481 486) the Hoare annotation is: false [2021-11-07 08:02:27,346 INFO L857 garLoopResultBuilder]: For program point L481-3(lines 481 486) no Hoare annotation was computed. [2021-11-07 08:02:27,346 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 08:02:27,346 INFO L857 garLoopResultBuilder]: For program point L285(lines 285 286) no Hoare annotation was computed. [2021-11-07 08:02:27,347 INFO L853 garLoopResultBuilder]: At program point L219(lines 206 220) the Hoare annotation is: false [2021-11-07 08:02:27,347 INFO L857 garLoopResultBuilder]: For program point L87-1(lines 87 92) no Hoare annotation was computed. [2021-11-07 08:02:27,347 INFO L853 garLoopResultBuilder]: At program point L87-2(lines 87 92) the Hoare annotation is: false [2021-11-07 08:02:27,347 INFO L857 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-11-07 08:02:27,347 INFO L857 garLoopResultBuilder]: For program point L87-3(lines 87 92) no Hoare annotation was computed. [2021-11-07 08:02:27,348 INFO L853 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-11-07 08:02:27,348 INFO L857 garLoopResultBuilder]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2021-11-07 08:02:27,348 INFO L853 garLoopResultBuilder]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2021-11-07 08:02:27,348 INFO L857 garLoopResultBuilder]: For program point L21-9(lines 21 25) no Hoare annotation was computed. [2021-11-07 08:02:27,348 INFO L853 garLoopResultBuilder]: At program point L21-10(lines 21 25) the Hoare annotation is: false [2021-11-07 08:02:27,349 INFO L857 garLoopResultBuilder]: For program point L418-1(lines 418 423) no Hoare annotation was computed. [2021-11-07 08:02:27,349 INFO L853 garLoopResultBuilder]: At program point L418-2(lines 418 423) the Hoare annotation is: false [2021-11-07 08:02:27,349 INFO L857 garLoopResultBuilder]: For program point L418-3(lines 418 423) no Hoare annotation was computed. [2021-11-07 08:02:27,349 INFO L857 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2021-11-07 08:02:27,350 INFO L857 garLoopResultBuilder]: For program point L288(lines 288 294) no Hoare annotation was computed. [2021-11-07 08:02:27,350 INFO L857 garLoopResultBuilder]: For program point L356(lines 356 474) no Hoare annotation was computed. [2021-11-07 08:02:27,350 INFO L857 garLoopResultBuilder]: For program point L290(lines 290 293) no Hoare annotation was computed. [2021-11-07 08:02:27,350 INFO L857 garLoopResultBuilder]: For program point L356-2(lines 356 474) no Hoare annotation was computed. [2021-11-07 08:02:27,350 INFO L857 garLoopResultBuilder]: For program point L26(lines 26 30) no Hoare annotation was computed. [2021-11-07 08:02:27,350 INFO L857 garLoopResultBuilder]: For program point L26-1(lines 19 38) no Hoare annotation was computed. [2021-11-07 08:02:27,351 INFO L857 garLoopResultBuilder]: For program point L26-3(lines 26 30) no Hoare annotation was computed. [2021-11-07 08:02:27,351 INFO L857 garLoopResultBuilder]: For program point L26-4(lines 19 38) no Hoare annotation was computed. [2021-11-07 08:02:27,351 INFO L857 garLoopResultBuilder]: For program point L26-6(lines 26 30) no Hoare annotation was computed. [2021-11-07 08:02:27,351 INFO L857 garLoopResultBuilder]: For program point L26-7(lines 19 38) no Hoare annotation was computed. [2021-11-07 08:02:27,352 INFO L857 garLoopResultBuilder]: For program point L555-1(lines 555 560) no Hoare annotation was computed. [2021-11-07 08:02:27,352 INFO L853 garLoopResultBuilder]: At program point L555-2(lines 555 560) the Hoare annotation is: false [2021-11-07 08:02:27,352 INFO L857 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2021-11-07 08:02:27,352 INFO L857 garLoopResultBuilder]: For program point L357(lines 357 362) no Hoare annotation was computed. [2021-11-07 08:02:27,352 INFO L857 garLoopResultBuilder]: For program point L357-2(lines 356 381) no Hoare annotation was computed. [2021-11-07 08:02:27,353 INFO L853 garLoopResultBuilder]: At program point L93(lines 44 94) the Hoare annotation is: false [2021-11-07 08:02:27,353 INFO L857 garLoopResultBuilder]: For program point L490-1(lines 490 495) no Hoare annotation was computed. [2021-11-07 08:02:27,353 INFO L853 garLoopResultBuilder]: At program point L490-2(lines 490 495) the Hoare annotation is: false [2021-11-07 08:02:27,353 INFO L857 garLoopResultBuilder]: For program point L490-3(lines 263 562) no Hoare annotation was computed. [2021-11-07 08:02:27,353 INFO L857 garLoopResultBuilder]: For program point L358(lines 358 359) no Hoare annotation was computed. [2021-11-07 08:02:27,354 INFO L853 garLoopResultBuilder]: At program point L160-2(lines 160 176) the Hoare annotation is: false [2021-11-07 08:02:27,354 INFO L857 garLoopResultBuilder]: For program point L160-3(lines 97 205) no Hoare annotation was computed. [2021-11-07 08:02:27,354 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 08:02:27,354 INFO L857 garLoopResultBuilder]: For program point L359(line 359) no Hoare annotation was computed. [2021-11-07 08:02:27,354 INFO L857 garLoopResultBuilder]: For program point L359-2(line 359) no Hoare annotation was computed. [2021-11-07 08:02:27,355 INFO L857 garLoopResultBuilder]: For program point L426-1(lines 426 431) no Hoare annotation was computed. [2021-11-07 08:02:27,355 INFO L857 garLoopResultBuilder]: For program point L360(lines 360 361) no Hoare annotation was computed. [2021-11-07 08:02:27,355 INFO L853 garLoopResultBuilder]: At program point L426-2(lines 426 431) the Hoare annotation is: false [2021-11-07 08:02:27,355 INFO L857 garLoopResultBuilder]: For program point L426-3(lines 426 431) no Hoare annotation was computed. [2021-11-07 08:02:27,355 INFO L857 garLoopResultBuilder]: For program point L361(line 361) no Hoare annotation was computed. [2021-11-07 08:02:27,356 INFO L857 garLoopResultBuilder]: For program point L361-2(line 361) no Hoare annotation was computed. [2021-11-07 08:02:27,356 INFO L857 garLoopResultBuilder]: For program point L163(lines 163 172) no Hoare annotation was computed. [2021-11-07 08:02:27,356 INFO L857 garLoopResultBuilder]: For program point L163-2(lines 163 172) no Hoare annotation was computed. [2021-11-07 08:02:27,356 INFO L857 garLoopResultBuilder]: For program point L31(lines 31 36) no Hoare annotation was computed. [2021-11-07 08:02:27,356 INFO L857 garLoopResultBuilder]: For program point L31-1(lines 19 38) no Hoare annotation was computed. [2021-11-07 08:02:27,356 INFO L857 garLoopResultBuilder]: For program point L31-2(lines 31 36) no Hoare annotation was computed. [2021-11-07 08:02:27,357 INFO L857 garLoopResultBuilder]: For program point L31-3(lines 31 36) no Hoare annotation was computed. [2021-11-07 08:02:27,357 INFO L857 garLoopResultBuilder]: For program point L31-4(lines 19 38) no Hoare annotation was computed. [2021-11-07 08:02:27,357 INFO L857 garLoopResultBuilder]: For program point L31-5(lines 31 36) no Hoare annotation was computed. [2021-11-07 08:02:27,357 INFO L857 garLoopResultBuilder]: For program point L31-6(lines 31 36) no Hoare annotation was computed. [2021-11-07 08:02:27,357 INFO L857 garLoopResultBuilder]: For program point L31-7(lines 19 38) no Hoare annotation was computed. [2021-11-07 08:02:27,358 INFO L857 garLoopResultBuilder]: For program point L31-8(lines 31 36) no Hoare annotation was computed. [2021-11-07 08:02:27,358 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 311) no Hoare annotation was computed. [2021-11-07 08:02:27,358 INFO L857 garLoopResultBuilder]: For program point L296-1(lines 263 562) no Hoare annotation was computed. [2021-11-07 08:02:27,358 INFO L853 garLoopResultBuilder]: At program point L561(lines 263 562) the Hoare annotation is: (let ((.cse0 ((_ to_fp 11 53) currentRoundingMode 1.0))) (and (= |ULTIMATE.start___ieee754_pow_#res| .cse0) (= ~one_pow~0 .cse0))) [2021-11-07 08:02:27,358 INFO L857 garLoopResultBuilder]: For program point L297(lines 297 310) no Hoare annotation was computed. [2021-11-07 08:02:27,359 INFO L857 garLoopResultBuilder]: For program point L165(lines 165 166) no Hoare annotation was computed. [2021-11-07 08:02:27,359 INFO L857 garLoopResultBuilder]: For program point L165-2(lines 165 166) no Hoare annotation was computed. [2021-11-07 08:02:27,359 INFO L857 garLoopResultBuilder]: For program point L497(lines 497 502) no Hoare annotation was computed. [2021-11-07 08:02:27,359 INFO L857 garLoopResultBuilder]: For program point L365(line 365) no Hoare annotation was computed. [2021-11-07 08:02:27,359 INFO L857 garLoopResultBuilder]: For program point L299(lines 299 310) no Hoare annotation was computed. [2021-11-07 08:02:27,359 INFO L857 garLoopResultBuilder]: For program point L365-2(line 365) no Hoare annotation was computed. [2021-11-07 08:02:27,363 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-07 08:02:27,364 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 08:02:27,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:02:27 BoogieIcfgContainer [2021-11-07 08:02:27,380 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 08:02:27,381 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:02:27,381 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:02:27,381 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:02:27,381 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:59:53" (3/4) ... [2021-11-07 08:02:27,384 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 08:02:27,404 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-07 08:02:27,405 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-07 08:02:27,405 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:02:27,405 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:02:27,499 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/witness.graphml [2021-11-07 08:02:27,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:02:27,501 INFO L168 Benchmark]: Toolchain (without parser) took 211016.72 ms. Allocated memory was 71.3 MB in the beginning and 102.8 MB in the end (delta: 31.5 MB). Free memory was 35.5 MB in the beginning and 56.9 MB in the end (delta: -21.4 MB). Peak memory consumption was 11.7 MB. Max. memory is 16.1 GB. [2021-11-07 08:02:27,501 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 71.3 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:02:27,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.50 ms. Allocated memory is still 71.3 MB. Free memory was 35.4 MB in the beginning and 46.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2021-11-07 08:02:27,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.72 ms. Allocated memory is still 71.3 MB. Free memory was 46.3 MB in the beginning and 41.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 08:02:27,502 INFO L168 Benchmark]: Boogie Preprocessor took 108.55 ms. Allocated memory is still 71.3 MB. Free memory was 41.5 MB in the beginning and 36.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-07 08:02:27,503 INFO L168 Benchmark]: RCFGBuilder took 55869.50 ms. Allocated memory was 71.3 MB in the beginning and 102.8 MB in the end (delta: 31.5 MB). Free memory was 36.5 MB in the beginning and 61.4 MB in the end (delta: -25.0 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:02:27,503 INFO L168 Benchmark]: TraceAbstraction took 154115.62 ms. Allocated memory is still 102.8 MB. Free memory was 60.9 MB in the beginning and 72.9 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. [2021-11-07 08:02:27,504 INFO L168 Benchmark]: Witness Printer took 118.62 ms. Allocated memory is still 102.8 MB. Free memory was 72.9 MB in the beginning and 56.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-11-07 08:02:27,506 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 71.3 MB. Free memory is still 52.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 678.50 ms. Allocated memory is still 71.3 MB. Free memory was 35.4 MB in the beginning and 46.3 MB in the end (delta: -10.9 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 116.72 ms. Allocated memory is still 71.3 MB. Free memory was 46.3 MB in the beginning and 41.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 108.55 ms. Allocated memory is still 71.3 MB. Free memory was 41.5 MB in the beginning and 36.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 55869.50 ms. Allocated memory was 71.3 MB in the beginning and 102.8 MB in the end (delta: 31.5 MB). Free memory was 36.5 MB in the beginning and 61.4 MB in the end (delta: -25.0 MB). Peak memory consumption was 16.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 154115.62 ms. Allocated memory is still 102.8 MB. Free memory was 60.9 MB in the beginning and 72.9 MB in the end (delta: -12.0 MB). Peak memory consumption was 26.7 MB. Max. memory is 16.1 GB. * Witness Printer took 118.62 ms. Allocated memory is still 102.8 MB. Free memory was 72.9 MB in the beginning and 56.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 577]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 154.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 144.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 562 SDtfs, 166 SDslu, 588 SDs, 0 SdLazy, 104 SolverSat, 2 SolverUnsat, 51 SolverUnknown, 0 SolverNotchecked, 137.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=210occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 16 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 36 PreInvPairs, 39 NumberOfFragments, 54 HoareAnnotationTreeSize, 36 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 36 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 6 QuantifiedInterpolants, 270 SizeOfPredicates, 12 NumberOfNonLiveVariables, 338 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: \result == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 87]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 481]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 97]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 123]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 490]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 531]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 418]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 374]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == y && one_pow == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0) - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 08:02:27,737 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-11-07 08:02:27,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6792f58-d28d-45c9-a122-1237dbaa151f/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE