./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/sine_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8 --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 1517518b2929304c1d62801e91d682ef21acf90ffd67632c12c51027ad768f4b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 15:06:17,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:06:17,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:06:17,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:06:17,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:06:17,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:06:17,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:06:17,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:06:17,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:06:17,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:06:17,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:06:17,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:06:17,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:06:17,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:06:17,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:06:17,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:06:17,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:06:17,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:06:17,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:06:17,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:06:17,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:06:17,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:06:17,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:06:17,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:06:17,712 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:06:17,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:06:17,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:06:17,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:06:17,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:06:17,715 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:06:17,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:06:17,716 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:06:17,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:06:17,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:06:17,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:06:17,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:06:17,719 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:06:17,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:06:17,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:06:17,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:06:17,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:06:17,722 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 15:06:17,744 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:06:17,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:06:17,745 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:06:17,745 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:06:17,745 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:06:17,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:06:17,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:06:17,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:06:17,747 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:06:17,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:06:17,747 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 15:06:17,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 15:06:17,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 15:06:17,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:06:17,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:06:17,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:06:17,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:06:17,748 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 15:06:17,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:06:17,749 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:06:17,749 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:06:17,749 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:06:17,749 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:06:17,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:06:17,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:06:17,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:06:17,750 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:06:17,750 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:06:17,750 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 15:06:17,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 15:06:17,751 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:06:17,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:06:17,751 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:06:17,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:06:17,751 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:06:17,752 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1517518b2929304c1d62801e91d682ef21acf90ffd67632c12c51027ad768f4b [2022-12-13 15:06:17,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:06:17,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:06:17,968 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:06:17,969 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:06:17,969 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:06:17,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/floats-cdfpl/sine_2.i [2022-12-13 15:06:20,508 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:06:20,669 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:06:20,670 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/sv-benchmarks/c/floats-cdfpl/sine_2.i [2022-12-13 15:06:20,676 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/data/adc62b352/9a0b67302558406fbf7b84585e4235d5/FLAG11f66170c [2022-12-13 15:06:21,071 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/data/adc62b352/9a0b67302558406fbf7b84585e4235d5 [2022-12-13 15:06:21,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:06:21,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:06:21,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:06:21,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:06:21,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:06:21,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16a4b32f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21, skipping insertion in model container [2022-12-13 15:06:21,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:06:21,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:06:21,197 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/sv-benchmarks/c/floats-cdfpl/sine_2.i[1641,1654] [2022-12-13 15:06:21,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:06:21,207 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 15:06:21,217 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/sv-benchmarks/c/floats-cdfpl/sine_2.i[1641,1654] [2022-12-13 15:06:21,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:06:21,227 INFO L208 MainTranslator]: Completed translation [2022-12-13 15:06:21,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21 WrapperNode [2022-12-13 15:06:21,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:06:21,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 15:06:21,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 15:06:21,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 15:06:21,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,250 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21 [2022-12-13 15:06:21,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 15:06:21,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 15:06:21,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 15:06:21,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 15:06:21,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,262 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 15:06:21,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 15:06:21,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 15:06:21,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 15:06:21,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (1/1) ... [2022-12-13 15:06:21,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:06:21,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:06:21,289 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 15:06:21,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 15:06:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 15:06:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 15:06:21,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 15:06:21,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 15:06:21,374 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 15:06:21,375 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 15:06:21,434 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 15:06:21,438 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 15:06:21,438 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 15:06:21,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:06:21 BoogieIcfgContainer [2022-12-13 15:06:21,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 15:06:21,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 15:06:21,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 15:06:21,444 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 15:06:21,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:06:21" (1/3) ... [2022-12-13 15:06:21,445 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2453b404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:06:21, skipping insertion in model container [2022-12-13 15:06:21,445 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:21" (2/3) ... [2022-12-13 15:06:21,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2453b404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:06:21, skipping insertion in model container [2022-12-13 15:06:21,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:06:21" (3/3) ... [2022-12-13 15:06:21,447 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_2.i [2022-12-13 15:06:21,462 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 15:06:21,462 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 15:06:21,498 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 15:06:21,503 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@443a08e8, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 15:06:21,503 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 15:06:21,507 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:06:21,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-13 15:06:21,511 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:06:21,512 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-13 15:06:21,512 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:06:21,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:06:21,517 INFO L85 PathProgramCache]: Analyzing trace with hash 889508712, now seen corresponding path program 1 times [2022-12-13 15:06:21,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:06:21,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570896832] [2022-12-13 15:06:21,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:06:21,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:06:21,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:06:21,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:06:21,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:06:21,620 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570896832] [2022-12-13 15:06:21,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570896832] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:06:21,621 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:06:21,621 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 15:06:21,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900191462] [2022-12-13 15:06:21,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:06:21,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 15:06:21,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:06:21,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 15:06:21,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 15:06:21,650 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 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 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:06:21,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:06:21,660 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2022-12-13 15:06:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 15:06:21,662 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 6 [2022-12-13 15:06:21,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:06:21,667 INFO L225 Difference]: With dead ends: 19 [2022-12-13 15:06:21,668 INFO L226 Difference]: Without dead ends: 7 [2022-12-13 15:06:21,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 15:06:21,672 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 15:06:21,673 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 15:06:21,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2022-12-13 15:06:21,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2022-12-13 15:06:21,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.0) internal successors, (6), 6 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:06:21,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2022-12-13 15:06:21,694 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 6 [2022-12-13 15:06:21,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:06:21,695 INFO L495 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2022-12-13 15:06:21,695 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:06:21,695 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2022-12-13 15:06:21,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-13 15:06:21,695 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:06:21,696 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-13 15:06:21,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 15:06:21,696 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:06:21,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:06:21,697 INFO L85 PathProgramCache]: Analyzing trace with hash 889568294, now seen corresponding path program 1 times [2022-12-13 15:06:21,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:06:21,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307199750] [2022-12-13 15:06:21,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:06:21,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:06:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 15:06:21,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 15:06:21,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 15:06:21,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 15:06:21,731 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 15:06:21,732 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 15:06:21,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 15:06:21,736 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 15:06:21,739 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 15:06:21,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 03:06:21 BoogieIcfgContainer [2022-12-13 15:06:21,752 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 15:06:21,752 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 15:06:21,752 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 15:06:21,752 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 15:06:21,753 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:06:21" (3/4) ... [2022-12-13 15:06:21,755 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 15:06:21,755 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 15:06:21,756 INFO L158 Benchmark]: Toolchain (without parser) took 681.56ms. Allocated memory is still 153.1MB. Free memory was 121.3MB in the beginning and 76.0MB in the end (delta: 45.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-12-13 15:06:21,756 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:06:21,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 152.96ms. Allocated memory is still 153.1MB. Free memory was 120.8MB in the beginning and 110.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 15:06:21,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.01ms. Allocated memory is still 153.1MB. Free memory was 110.8MB in the beginning and 109.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 15:06:21,757 INFO L158 Benchmark]: Boogie Preprocessor took 12.80ms. Allocated memory is still 153.1MB. Free memory was 109.4MB in the beginning and 108.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 15:06:21,758 INFO L158 Benchmark]: RCFGBuilder took 176.02ms. Allocated memory is still 153.1MB. Free memory was 108.2MB in the beginning and 99.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 15:06:21,758 INFO L158 Benchmark]: TraceAbstraction took 309.93ms. Allocated memory is still 153.1MB. Free memory was 98.7MB in the beginning and 76.4MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-13 15:06:21,758 INFO L158 Benchmark]: Witness Printer took 3.24ms. Allocated memory is still 153.1MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:06:21,760 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 153.1MB. Free memory is still 95.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 152.96ms. Allocated memory is still 153.1MB. Free memory was 120.8MB in the beginning and 110.8MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.01ms. Allocated memory is still 153.1MB. Free memory was 110.8MB in the beginning and 109.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.80ms. Allocated memory is still 153.1MB. Free memory was 109.4MB in the beginning and 108.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 176.02ms. Allocated memory is still 153.1MB. Free memory was 108.2MB in the beginning and 99.1MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 309.93ms. Allocated memory is still 153.1MB. Free memory was 98.7MB in the beginning and 76.4MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 3.24ms. Allocated memory is still 153.1MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * 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 - UnprovableResult [Line: 37]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 36, overapproximation of someBinaryArithmeticFLOAToperation at line 34. Possible FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L24] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1] [L30] RET assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L32] float x = IN; [L34] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=53, x=53] [L36] COND TRUE !(result <= 1.0f && result >= -1.0f) VAL [IN=53, x=53] [L37] reach_error() VAL [IN=53, x=53] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 10 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 15:06:21,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/sine_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8 --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 1517518b2929304c1d62801e91d682ef21acf90ffd67632c12c51027ad768f4b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 15:06:23,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:06:23,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:06:23,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:06:23,561 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:06:23,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:06:23,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:06:23,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:06:23,566 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:06:23,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:06:23,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:06:23,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:06:23,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:06:23,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:06:23,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:06:23,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:06:23,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:06:23,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:06:23,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:06:23,578 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:06:23,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:06:23,580 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:06:23,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:06:23,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:06:23,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:06:23,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:06:23,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:06:23,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:06:23,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:06:23,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:06:23,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:06:23,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:06:23,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:06:23,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:06:23,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:06:23,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:06:23,593 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:06:23,593 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:06:23,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:06:23,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:06:23,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:06:23,595 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-12-13 15:06:23,616 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:06:23,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:06:23,617 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:06:23,617 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:06:23,617 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:06:23,618 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:06:23,618 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:06:23,618 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:06:23,619 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:06:23,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:06:23,619 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 15:06:23,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 15:06:23,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:06:23,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:06:23,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:06:23,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:06:23,620 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 15:06:23,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 15:06:23,620 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 15:06:23,620 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 15:06:23,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:06:23,621 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:06:23,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:06:23,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:06:23,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:06:23,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:06:23,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:06:23,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:06:23,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:06:23,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:06:23,622 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 15:06:23,622 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 15:06:23,623 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:06:23,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:06:23,623 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:06:23,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:06:23,623 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 15:06:23,623 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:06:23,624 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1517518b2929304c1d62801e91d682ef21acf90ffd67632c12c51027ad768f4b [2022-12-13 15:06:23,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:06:23,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:06:23,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:06:23,899 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:06:23,899 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:06:23,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/floats-cdfpl/sine_2.i [2022-12-13 15:06:26,491 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:06:26,646 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:06:26,647 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/sv-benchmarks/c/floats-cdfpl/sine_2.i [2022-12-13 15:06:26,651 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/data/67c0bfd33/4b2fa95c37e24a2dae80fcd653c4e64e/FLAGbb867d7c1 [2022-12-13 15:06:27,072 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/data/67c0bfd33/4b2fa95c37e24a2dae80fcd653c4e64e [2022-12-13 15:06:27,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:06:27,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:06:27,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:06:27,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:06:27,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:06:27,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c687204 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27, skipping insertion in model container [2022-12-13 15:06:27,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:06:27,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:06:27,239 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/sv-benchmarks/c/floats-cdfpl/sine_2.i[1641,1654] [2022-12-13 15:06:27,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:06:27,256 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 15:06:27,270 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/sv-benchmarks/c/floats-cdfpl/sine_2.i[1641,1654] [2022-12-13 15:06:27,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:06:27,285 INFO L208 MainTranslator]: Completed translation [2022-12-13 15:06:27,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27 WrapperNode [2022-12-13 15:06:27,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:06:27,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 15:06:27,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 15:06:27,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 15:06:27,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,302 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,318 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2022-12-13 15:06:27,319 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 15:06:27,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 15:06:27,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 15:06:27,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 15:06:27,327 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,341 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 15:06:27,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 15:06:27,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 15:06:27,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 15:06:27,347 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (1/1) ... [2022-12-13 15:06:27,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:06:27,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:06:27,373 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 15:06:27,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 15:06:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 15:06:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 15:06:27,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 15:06:27,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 15:06:27,456 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 15:06:27,463 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 15:06:29,870 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 15:06:29,874 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 15:06:29,875 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 15:06:29,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:06:29 BoogieIcfgContainer [2022-12-13 15:06:29,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 15:06:29,878 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 15:06:29,878 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 15:06:29,880 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 15:06:29,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:06:27" (1/3) ... [2022-12-13 15:06:29,880 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c6bfce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:06:29, skipping insertion in model container [2022-12-13 15:06:29,880 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:06:27" (2/3) ... [2022-12-13 15:06:29,881 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c6bfce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:06:29, skipping insertion in model container [2022-12-13 15:06:29,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:06:29" (3/3) ... [2022-12-13 15:06:29,882 INFO L112 eAbstractionObserver]: Analyzing ICFG sine_2.i [2022-12-13 15:06:29,895 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 15:06:29,895 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 15:06:29,926 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 15:06:29,931 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@b75bedb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 15:06:29,931 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 15:06:29,934 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:06:29,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-13 15:06:29,938 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:06:29,939 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-13 15:06:29,939 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:06:29,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:06:29,943 INFO L85 PathProgramCache]: Analyzing trace with hash 889508712, now seen corresponding path program 1 times [2022-12-13 15:06:29,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 15:06:29,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2098222432] [2022-12-13 15:06:29,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:06:29,952 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:06:29,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 15:06:29,953 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 15:06:29,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 15:06:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:06:30,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-13 15:06:30,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 15:06:30,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:06:30,460 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 15:06:30,461 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 15:06:30,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2098222432] [2022-12-13 15:06:30,461 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2098222432] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:06:30,461 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:06:30,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 15:06:30,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870154807] [2022-12-13 15:06:30,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:06:30,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 15:06:30,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 15:06:30,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 15:06:30,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 15:06:30,487 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 10 states have internal predecessors, (12), 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 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:06:30,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 15:06:30,497 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2022-12-13 15:06:30,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 15:06:30,499 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 6 [2022-12-13 15:06:30,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 15:06:30,503 INFO L225 Difference]: With dead ends: 19 [2022-12-13 15:06:30,504 INFO L226 Difference]: Without dead ends: 7 [2022-12-13 15:06:30,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 15:06:30,508 INFO L413 NwaCegarLoop]: 10 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 15:06:30,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 15:06:30,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2022-12-13 15:06:30,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2022-12-13 15:06:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.0) internal successors, (6), 6 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:06:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2022-12-13 15:06:30,527 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 6 [2022-12-13 15:06:30,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 15:06:30,527 INFO L495 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2022-12-13 15:06:30,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 15:06:30,528 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2022-12-13 15:06:30,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-13 15:06:30,528 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 15:06:30,528 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-13 15:06:30,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 15:06:30,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:06:30,730 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 15:06:30,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:06:30,733 INFO L85 PathProgramCache]: Analyzing trace with hash 889568294, now seen corresponding path program 1 times [2022-12-13 15:06:30,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 15:06:30,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [139858958] [2022-12-13 15:06:30,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:06:30,735 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:06:30,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 15:06:30,737 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 15:06:30,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 15:06:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 15:06:32,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 15:06:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 15:06:44,622 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 15:06:44,622 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 15:06:44,623 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 15:06:44,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-12-13 15:06:44,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 15:06:44,836 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 15:06:44,840 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 15:06:44,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 03:06:44 BoogieIcfgContainer [2022-12-13 15:06:44,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 15:06:44,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 15:06:44,859 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 15:06:44,859 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 15:06:44,859 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:06:29" (3/4) ... [2022-12-13 15:06:44,861 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 15:06:44,884 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 15:06:44,884 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 15:06:44,885 INFO L158 Benchmark]: Toolchain (without parser) took 17806.27ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 60.3MB in the beginning and 74.6MB in the end (delta: -14.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-12-13 15:06:44,885 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 52.4MB. Free memory is still 31.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:06:44,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205.18ms. Allocated memory is still 81.8MB. Free memory was 60.1MB in the beginning and 49.3MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 15:06:44,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.72ms. Allocated memory is still 81.8MB. Free memory was 49.3MB in the beginning and 47.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:06:44,886 INFO L158 Benchmark]: Boogie Preprocessor took 26.01ms. Allocated memory is still 81.8MB. Free memory was 47.7MB in the beginning and 46.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 15:06:44,886 INFO L158 Benchmark]: RCFGBuilder took 2529.82ms. Allocated memory is still 81.8MB. Free memory was 46.3MB in the beginning and 58.3MB in the end (delta: -12.0MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-12-13 15:06:44,887 INFO L158 Benchmark]: TraceAbstraction took 14980.48ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 57.4MB in the beginning and 76.2MB in the end (delta: -18.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2022-12-13 15:06:44,887 INFO L158 Benchmark]: Witness Printer took 25.77ms. Allocated memory is still 98.6MB. Free memory was 76.2MB in the beginning and 74.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 15:06:44,890 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 52.4MB. Free memory is still 31.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205.18ms. Allocated memory is still 81.8MB. Free memory was 60.1MB in the beginning and 49.3MB in the end (delta: 10.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.72ms. Allocated memory is still 81.8MB. Free memory was 49.3MB in the beginning and 47.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.01ms. Allocated memory is still 81.8MB. Free memory was 47.7MB in the beginning and 46.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2529.82ms. Allocated memory is still 81.8MB. Free memory was 46.3MB in the beginning and 58.3MB in the end (delta: -12.0MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * TraceAbstraction took 14980.48ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 57.4MB in the beginning and 76.2MB in the end (delta: -18.8MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * Witness Printer took 25.77ms. Allocated memory is still 98.6MB. Free memory was 76.2MB in the beginning and 74.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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 - CounterExampleResult [Line: 37]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L29] float IN = __VERIFIER_nondet_float(); [L30] CALL assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L24] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1] [L30] RET assume_abort_if_not(IN > -1.57079632679f && IN < 1.57079632679f) [L32] float x = IN; [L34] float result = x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; VAL [IN=1.4716686010360718, result=1.0009363889694214, x=1.4716686010360718] [L36] COND TRUE !(result <= 1.0f && result >= -1.0f) VAL [IN=1.4716686010360718, result=1.0009363889694214, x=1.4716686010360718] [L37] reach_error() VAL [IN=1.4716686010360718, result=1.0009363889694214, x=1.4716686010360718] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 10 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 20 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 RESULT: Ultimate proved your program to be incorrect! [2022-12-13 15:06:44,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874bcb0b-c108-4b13-8129-201881d4bd0e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE