./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 10:36:18,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 10:36:18,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 10:36:18,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 10:36:18,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 10:36:18,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 10:36:18,474 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 10:36:18,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 10:36:18,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 10:36:18,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 10:36:18,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 10:36:18,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 10:36:18,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 10:36:18,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 10:36:18,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 10:36:18,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 10:36:18,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 10:36:18,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 10:36:18,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 10:36:18,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 10:36:18,504 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 10:36:18,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 10:36:18,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 10:36:18,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 10:36:18,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 10:36:18,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 10:36:18,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 10:36:18,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 10:36:18,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 10:36:18,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 10:36:18,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 10:36:18,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 10:36:18,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 10:36:18,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 10:36:18,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 10:36:18,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 10:36:18,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 10:36:18,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 10:36:18,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 10:36:18,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 10:36:18,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 10:36:18,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-15 10:36:18,553 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 10:36:18,554 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 10:36:18,554 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 10:36:18,554 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 10:36:18,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 10:36:18,555 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 10:36:18,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 10:36:18,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 10:36:18,556 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 10:36:18,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 10:36:18,557 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 10:36:18,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 10:36:18,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 10:36:18,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 10:36:18,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 10:36:18,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 10:36:18,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 10:36:18,558 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 10:36:18,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 10:36:18,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 10:36:18,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 10:36:18,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 10:36:18,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 10:36:18,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 10:36:18,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 10:36:18,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 10:36:18,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 10:36:18,559 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 10:36:18,559 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 10:36:18,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 10:36:18,560 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 10:36:18,560 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 10:36:18,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 10:36:18,560 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 10:36:18,560 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 [2021-12-15 10:36:18,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 10:36:18,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 10:36:18,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 10:36:18,748 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 10:36:18,754 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 10:36:18,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2021-12-15 10:36:18,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab486610/9874420fda8c4a00a339e30bf5072247/FLAG3e0281e96 [2021-12-15 10:36:19,115 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 10:36:19,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2021-12-15 10:36:19,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab486610/9874420fda8c4a00a339e30bf5072247/FLAG3e0281e96 [2021-12-15 10:36:19,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2ab486610/9874420fda8c4a00a339e30bf5072247 [2021-12-15 10:36:19,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 10:36:19,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 10:36:19,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 10:36:19,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 10:36:19,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 10:36:19,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cc45567 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19, skipping insertion in model container [2021-12-15 10:36:19,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 10:36:19,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 10:36:19,810 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c[3716,3729] [2021-12-15 10:36:19,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 10:36:19,824 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 10:36:19,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c[3716,3729] [2021-12-15 10:36:19,854 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 10:36:19,863 INFO L208 MainTranslator]: Completed translation [2021-12-15 10:36:19,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19 WrapperNode [2021-12-15 10:36:19,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 10:36:19,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 10:36:19,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 10:36:19,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 10:36:19,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,903 INFO L137 Inliner]: procedures = 20, calls = 80, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 243 [2021-12-15 10:36:19,904 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 10:36:19,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 10:36:19,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 10:36:19,905 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 10:36:19,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 10:36:19,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 10:36:19,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 10:36:19,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 10:36:19,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (1/1) ... [2021-12-15 10:36:19,942 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 10:36:19,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 10:36:19,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 10:36:19,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 10:36:19,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 10:36:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 10:36:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 10:36:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-15 10:36:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 10:36:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-12-15 10:36:19,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 10:36:19,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 10:36:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-12-15 10:36:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 10:36:19,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 10:36:20,045 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 10:36:20,046 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 10:36:20,274 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 10:36:20,278 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 10:36:20,278 INFO L301 CfgBuilder]: Removed 24 assume(true) statements. [2021-12-15 10:36:20,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 10:36:20 BoogieIcfgContainer [2021-12-15 10:36:20,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 10:36:20,281 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 10:36:20,281 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 10:36:20,283 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 10:36:20,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 10:36:19" (1/3) ... [2021-12-15 10:36:20,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dce30cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 10:36:20, skipping insertion in model container [2021-12-15 10:36:20,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:19" (2/3) ... [2021-12-15 10:36:20,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3dce30cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 10:36:20, skipping insertion in model container [2021-12-15 10:36:20,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 10:36:20" (3/3) ... [2021-12-15 10:36:20,292 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1211a.c [2021-12-15 10:36:20,296 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 10:36:20,296 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 10:36:20,325 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 10:36:20,329 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 10:36:20,329 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 10:36:20,338 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 50 states have (on average 1.66) internal successors, (83), 51 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-12-15 10:36:20,344 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 10:36:20,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 10:36:20,345 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 10:36:20,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 10:36:20,348 INFO L85 PathProgramCache]: Analyzing trace with hash -892017235, now seen corresponding path program 1 times [2021-12-15 10:36:20,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 10:36:20,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297889139] [2021-12-15 10:36:20,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 10:36:20,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 10:36:20,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 10:36:20,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 10:36:20,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 10:36:20,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297889139] [2021-12-15 10:36:20,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297889139] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 10:36:20,519 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 10:36:20,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-15 10:36:20,521 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742413495] [2021-12-15 10:36:20,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 10:36:20,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-15 10:36:20,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 10:36:20,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-15 10:36:20,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-15 10:36:20,582 INFO L87 Difference]: Start difference. First operand has 52 states, 50 states have (on average 1.66) internal successors, (83), 51 states have internal predecessors, (83), 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 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:20,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 10:36:20,619 INFO L93 Difference]: Finished difference Result 102 states and 164 transitions. [2021-12-15 10:36:20,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-15 10:36:20,621 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-12-15 10:36:20,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 10:36:20,628 INFO L225 Difference]: With dead ends: 102 [2021-12-15 10:36:20,628 INFO L226 Difference]: Without dead ends: 49 [2021-12-15 10:36:20,630 INFO L932 BasicCegarLoop]: 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 [2021-12-15 10:36:20,633 INFO L933 BasicCegarLoop]: 58 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, 58 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 [2021-12-15 10:36:20,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 10:36:20,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-12-15 10:36:20,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-12-15 10:36:20,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 48 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:20,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 55 transitions. [2021-12-15 10:36:20,657 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 55 transitions. Word has length 15 [2021-12-15 10:36:20,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 10:36:20,657 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 55 transitions. [2021-12-15 10:36:20,657 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:20,657 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2021-12-15 10:36:20,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-12-15 10:36:20,658 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 10:36:20,658 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 10:36:20,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 10:36:20,659 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 10:36:20,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 10:36:20,663 INFO L85 PathProgramCache]: Analyzing trace with hash 1752581688, now seen corresponding path program 1 times [2021-12-15 10:36:20,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 10:36:20,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966656670] [2021-12-15 10:36:20,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 10:36:20,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 10:36:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 10:36:20,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 10:36:20,742 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-15 10:36:20,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966656670] [2021-12-15 10:36:20,743 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966656670] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 10:36:20,743 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 10:36:20,743 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 10:36:20,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998458565] [2021-12-15 10:36:20,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 10:36:20,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 10:36:20,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-15 10:36:20,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 10:36:20,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 10:36:20,745 INFO L87 Difference]: Start difference. First operand 49 states and 55 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:20,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 10:36:20,755 INFO L93 Difference]: Finished difference Result 52 states and 57 transitions. [2021-12-15 10:36:20,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 10:36:20,756 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-12-15 10:36:20,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 10:36:20,757 INFO L225 Difference]: With dead ends: 52 [2021-12-15 10:36:20,757 INFO L226 Difference]: Without dead ends: 49 [2021-12-15 10:36:20,757 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 10:36:20,758 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 0 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 10:36:20,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 104 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 10:36:20,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-12-15 10:36:20,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-12-15 10:36:20,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.125) internal successors, (54), 48 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:20,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 54 transitions. [2021-12-15 10:36:20,762 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 54 transitions. Word has length 18 [2021-12-15 10:36:20,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 10:36:20,763 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 54 transitions. [2021-12-15 10:36:20,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:20,763 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 54 transitions. [2021-12-15 10:36:20,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-15 10:36:20,764 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 10:36:20,764 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 10:36:20,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-15 10:36:20,764 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 10:36:20,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 10:36:20,765 INFO L85 PathProgramCache]: Analyzing trace with hash 581418946, now seen corresponding path program 1 times [2021-12-15 10:36:20,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 10:36:20,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535516732] [2021-12-15 10:36:20,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 10:36:20,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 10:36:20,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 10:36:20,818 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-15 10:36:20,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-15 10:36:20,880 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-15 10:36:20,880 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-15 10:36:20,881 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-15 10:36:20,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-15 10:36:20,884 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-12-15 10:36:20,886 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-15 10:36:20,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.12 10:36:20 BoogieIcfgContainer [2021-12-15 10:36:20,911 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-15 10:36:20,911 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-15 10:36:20,911 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-15 10:36:20,912 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-15 10:36:20,912 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 10:36:20" (3/4) ... [2021-12-15 10:36:20,915 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-15 10:36:20,915 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-15 10:36:20,916 INFO L158 Benchmark]: Toolchain (without parser) took 1342.53ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 59.0MB in the beginning and 58.7MB in the end (delta: 298.2kB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2021-12-15 10:36:20,916 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 10:36:20,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.26ms. Allocated memory is still 92.3MB. Free memory was 58.6MB in the beginning and 65.5MB in the end (delta: -6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 10:36:20,917 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.03ms. Allocated memory is still 92.3MB. Free memory was 65.5MB in the beginning and 63.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 10:36:20,917 INFO L158 Benchmark]: Boogie Preprocessor took 22.68ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 10:36:20,918 INFO L158 Benchmark]: RCFGBuilder took 352.52ms. Allocated memory is still 92.3MB. Free memory was 61.2MB in the beginning and 43.1MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 10:36:20,918 INFO L158 Benchmark]: TraceAbstraction took 630.21ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 42.6MB in the beginning and 58.7MB in the end (delta: -16.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2021-12-15 10:36:20,919 INFO L158 Benchmark]: Witness Printer took 3.90ms. Allocated memory is still 111.1MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 10:36:20,921 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 75.5MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.26ms. Allocated memory is still 92.3MB. Free memory was 58.6MB in the beginning and 65.5MB in the end (delta: -6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.03ms. Allocated memory is still 92.3MB. Free memory was 65.5MB in the beginning and 63.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.68ms. Allocated memory is still 92.3MB. Free memory was 63.3MB in the beginning and 61.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 352.52ms. Allocated memory is still 92.3MB. Free memory was 61.2MB in the beginning and 43.1MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 630.21ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 42.6MB in the beginning and 58.7MB in the end (delta: -16.0MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Witness Printer took 3.90ms. Allocated memory is still 111.1MB. Free memory is still 58.7MB. 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: 152]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 122, overapproximation of someBinaryArithmeticDOUBLEoperation at line 146, overapproximation of bitwiseAnd at line 121, overapproximation of someBinaryDOUBLEComparisonOperation at line 151. Possible FailurePath: [L20] static const double one_modf = 1.0; VAL [one_modf=1] [L146] double x = 1.0 / 0.0; [L147] double iptr = __VERIFIER_nondet_double(); [L148] CALL, EXPR modf_double(x, &iptr) [L23] __int32_t i0, i1, j0; [L24] __uint32_t i; VAL [\old(x)=4611686022722355201, iptr={6:0}, iptr={6:0}, one_modf=1, x=4611686022722355201] [L26] ieee_double_shape_type ew_u; [L27] ew_u.value = (x) [L28] EXPR ew_u.parts.msw [L28] (i0) = ew_u.parts.msw [L29] EXPR ew_u.parts.lsw [L29] (i1) = ew_u.parts.lsw [L31] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [\old(x)=4611686022722355201, i0=0, i1=-1, iptr={6:0}, iptr={6:0}, one_modf=1, x=4611686022722355201] [L32] COND TRUE j0 < 20 VAL [\old(x)=4611686022722355201, i0=0, i1=-1, iptr={6:0}, iptr={6:0}, j0=-1, one_modf=1, x=4611686022722355201] [L33] COND TRUE j0 < 0 VAL [\old(x)=4611686022722355201, i0=0, i1=-1, iptr={6:0}, iptr={6:0}, j0=-1, one_modf=1, x=4611686022722355201] [L35] ieee_double_shape_type iw_u; [L36] iw_u.parts.msw = (i0 & 0x80000000) [L37] iw_u.parts.lsw = (0) [L38] EXPR iw_u.value [L38] (*iptr) = iw_u.value [L40] return x; VAL [\old(x)=4611686022722355201, \result=4611686022722355201, i0=0, i1=-1, iptr={6:0}, iptr={6:0}, j0=-1, one_modf=1, x=4611686022722355201] [L148] RET, EXPR modf_double(x, &iptr) [L148] double res = modf_double(x, &iptr); [L151] EXPR \read(iptr) [L151] CALL, EXPR isinf_double(iptr) [L114] __int32_t hx, lx; VAL [\old(x)=4611686022722355202, one_modf=1, x=4611686022722355202] [L116] ieee_double_shape_type ew_u; [L117] ew_u.value = (x) [L118] EXPR ew_u.parts.msw [L118] (hx) = ew_u.parts.msw [L119] EXPR ew_u.parts.lsw [L119] (lx) = ew_u.parts.lsw [L121] hx &= 0x7fffffff [L122] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L123] hx = 0x7ff00000 - hx [L124] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); VAL [\old(x)=4611686022722355202, \result=2147483647, hx=2146435072, lx=0, one_modf=1, x=4611686022722355202] [L151] RET, EXPR isinf_double(iptr) [L151] isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0) [L151] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [\read(iptr)=4611686022722355202, iptr={6:0}, isinf_double(iptr)=2147483647, isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0)=1, one_modf=1, res=4611686022722355201, res == 0.0 && __signbit_double(res) == 0=0, x=4611686022722355201] [L151] isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0) VAL [\read(iptr)=4611686022722355202, iptr={6:0}, isinf_double(iptr)=2147483647, isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0)=1, one_modf=1, res=4611686022722355201, res == 0.0 && __signbit_double(res) == 0=0, x=4611686022722355201] [L151] COND TRUE isinf_double(iptr) && !(res == 0.0 && __signbit_double(res) == 0) [L152] reach_error() VAL [iptr={6:0}, one_modf=1, res=4611686022722355201, x=4611686022722355201] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 162 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 49 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 113 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 53 NumberOfCodeBlocks, 53 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 32 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 [2021-12-15 10:36:20,949 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 10:36:22,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 10:36:22,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 10:36:22,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 10:36:22,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 10:36:22,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 10:36:22,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 10:36:22,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 10:36:22,797 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 10:36:22,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 10:36:22,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 10:36:22,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 10:36:22,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 10:36:22,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 10:36:22,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 10:36:22,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 10:36:22,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 10:36:22,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 10:36:22,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 10:36:22,805 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 10:36:22,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 10:36:22,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 10:36:22,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 10:36:22,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 10:36:22,810 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 10:36:22,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 10:36:22,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 10:36:22,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 10:36:22,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 10:36:22,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 10:36:22,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 10:36:22,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 10:36:22,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 10:36:22,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 10:36:22,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 10:36:22,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 10:36:22,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 10:36:22,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 10:36:22,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 10:36:22,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 10:36:22,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 10:36:22,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-15 10:36:22,833 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 10:36:22,833 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 10:36:22,834 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 10:36:22,834 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 10:36:22,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 10:36:22,835 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 10:36:22,835 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 10:36:22,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 10:36:22,835 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 10:36:22,836 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 10:36:22,836 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-15 10:36:22,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-15 10:36:22,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 10:36:22,836 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 10:36:22,837 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 10:36:22,837 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 10:36:22,837 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 10:36:22,837 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 10:36:22,837 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 10:36:22,837 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-15 10:36:22,838 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 10:36:22,838 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 10:36:22,838 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 10:36:22,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 10:36:22,838 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 10:36:22,839 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 10:36:22,839 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 10:36:22,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 10:36:22,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 10:36:22,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 10:36:22,839 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 10:36:22,840 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 10:36:22,840 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 10:36:22,840 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 10:36:22,840 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 10:36:22,840 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 10:36:22,841 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 10:36:22,841 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c138455c2c75a696dc60caebdab82a6c0df133a81cb55608013e037f91912548 [2021-12-15 10:36:23,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 10:36:23,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 10:36:23,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 10:36:23,153 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 10:36:23,155 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 10:36:23,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2021-12-15 10:36:23,213 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf2cb04d/b667e99e90604d26beee20aab7debb58/FLAG55df5e460 [2021-12-15 10:36:23,646 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 10:36:23,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c [2021-12-15 10:36:23,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf2cb04d/b667e99e90604d26beee20aab7debb58/FLAG55df5e460 [2021-12-15 10:36:24,013 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf2cb04d/b667e99e90604d26beee20aab7debb58 [2021-12-15 10:36:24,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 10:36:24,018 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 10:36:24,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 10:36:24,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 10:36:24,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 10:36:24,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64f7075f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24, skipping insertion in model container [2021-12-15 10:36:24,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 10:36:24,048 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 10:36:24,181 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c[3716,3729] [2021-12-15 10:36:24,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 10:36:24,198 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 10:36:24,291 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1211a.c[3716,3729] [2021-12-15 10:36:24,303 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 10:36:24,313 INFO L208 MainTranslator]: Completed translation [2021-12-15 10:36:24,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24 WrapperNode [2021-12-15 10:36:24,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 10:36:24,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 10:36:24,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 10:36:24,321 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 10:36:24,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,334 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,352 INFO L137 Inliner]: procedures = 23, calls = 80, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 242 [2021-12-15 10:36:24,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 10:36:24,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 10:36:24,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 10:36:24,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 10:36:24,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,377 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,383 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 10:36:24,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 10:36:24,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 10:36:24,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 10:36:24,389 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (1/1) ... [2021-12-15 10:36:24,394 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 10:36:24,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 10:36:24,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 10:36:24,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 10:36:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 10:36:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-12-15 10:36:24,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-12-15 10:36:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 10:36:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 10:36:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2021-12-15 10:36:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 10:36:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 10:36:24,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 10:36:24,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 10:36:24,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 10:36:24,506 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 10:36:24,507 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 10:36:25,108 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 10:36:25,112 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 10:36:25,112 INFO L301 CfgBuilder]: Removed 24 assume(true) statements. [2021-12-15 10:36:25,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 10:36:25 BoogieIcfgContainer [2021-12-15 10:36:25,114 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 10:36:25,115 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 10:36:25,115 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 10:36:25,117 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 10:36:25,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 10:36:24" (1/3) ... [2021-12-15 10:36:25,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a84c48e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 10:36:25, skipping insertion in model container [2021-12-15 10:36:25,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 10:36:24" (2/3) ... [2021-12-15 10:36:25,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a84c48e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 10:36:25, skipping insertion in model container [2021-12-15 10:36:25,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 10:36:25" (3/3) ... [2021-12-15 10:36:25,122 INFO L111 eAbstractionObserver]: Analyzing ICFG double_req_bl_1211a.c [2021-12-15 10:36:25,126 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 10:36:25,126 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 10:36:25,159 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 10:36:25,163 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 10:36:25,164 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 10:36:25,172 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 50 states have (on average 1.66) internal successors, (83), 51 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:25,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-12-15 10:36:25,176 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 10:36:25,176 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 10:36:25,177 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 10:36:25,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 10:36:25,180 INFO L85 PathProgramCache]: Analyzing trace with hash -892017235, now seen corresponding path program 1 times [2021-12-15 10:36:25,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 10:36:25,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [927291046] [2021-12-15 10:36:25,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 10:36:25,188 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 10:36:25,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 10:36:25,190 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 10:36:25,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 10:36:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 10:36:25,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2021-12-15 10:36:25,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 10:36:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 10:36:25,460 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-15 10:36:25,461 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-15 10:36:25,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [927291046] [2021-12-15 10:36:25,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [927291046] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 10:36:25,463 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 10:36:25,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-15 10:36:25,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648512549] [2021-12-15 10:36:25,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 10:36:25,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-15 10:36:25,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-15 10:36:25,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-15 10:36:25,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-15 10:36:25,488 INFO L87 Difference]: Start difference. First operand has 52 states, 50 states have (on average 1.66) internal successors, (83), 51 states have internal predecessors, (83), 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 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:25,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 10:36:25,500 INFO L93 Difference]: Finished difference Result 102 states and 164 transitions. [2021-12-15 10:36:25,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-15 10:36:25,502 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2021-12-15 10:36:25,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 10:36:25,513 INFO L225 Difference]: With dead ends: 102 [2021-12-15 10:36:25,514 INFO L226 Difference]: Without dead ends: 49 [2021-12-15 10:36:25,516 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-15 10:36:25,518 INFO L933 BasicCegarLoop]: 58 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, 58 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 [2021-12-15 10:36:25,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 10:36:25,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-12-15 10:36:25,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-12-15 10:36:25,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 48 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:25,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 55 transitions. [2021-12-15 10:36:25,540 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 55 transitions. Word has length 15 [2021-12-15 10:36:25,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 10:36:25,540 INFO L470 AbstractCegarLoop]: Abstraction has 49 states and 55 transitions. [2021-12-15 10:36:25,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:25,541 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2021-12-15 10:36:25,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-12-15 10:36:25,541 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 10:36:25,542 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 10:36:25,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-12-15 10:36:25,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 10:36:25,754 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 10:36:25,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 10:36:25,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1752581688, now seen corresponding path program 1 times [2021-12-15 10:36:25,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 10:36:25,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [85709060] [2021-12-15 10:36:25,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 10:36:25,759 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 10:36:25,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 10:36:25,764 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 10:36:25,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-15 10:36:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 10:36:25,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-15 10:36:25,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 10:36:26,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 10:36:26,093 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-15 10:36:26,093 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-15 10:36:26,093 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [85709060] [2021-12-15 10:36:26,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [85709060] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 10:36:26,093 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 10:36:26,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-15 10:36:26,094 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026993722] [2021-12-15 10:36:26,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 10:36:26,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-15 10:36:26,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-15 10:36:26,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-15 10:36:26,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 10:36:26,095 INFO L87 Difference]: Start difference. First operand 49 states and 55 transitions. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:26,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 10:36:26,101 INFO L93 Difference]: Finished difference Result 64 states and 71 transitions. [2021-12-15 10:36:26,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-15 10:36:26,102 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-12-15 10:36:26,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 10:36:26,102 INFO L225 Difference]: With dead ends: 64 [2021-12-15 10:36:26,102 INFO L226 Difference]: Without dead ends: 36 [2021-12-15 10:36:26,103 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 10:36:26,104 INFO L933 BasicCegarLoop]: 36 mSDtfsCounter, 0 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 17 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 10:36:26,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 17 Unchecked, 0.0s Time] [2021-12-15 10:36:26,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-12-15 10:36:26,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-12-15 10:36:26,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 35 states have (on average 1.1142857142857143) internal successors, (39), 35 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:26,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2021-12-15 10:36:26,107 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 39 transitions. Word has length 18 [2021-12-15 10:36:26,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 10:36:26,108 INFO L470 AbstractCegarLoop]: Abstraction has 36 states and 39 transitions. [2021-12-15 10:36:26,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:26,108 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2021-12-15 10:36:26,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-15 10:36:26,109 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 10:36:26,109 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 10:36:26,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-12-15 10:36:26,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 10:36:26,319 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 10:36:26,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 10:36:26,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1321551789, now seen corresponding path program 1 times [2021-12-15 10:36:26,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 10:36:26,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [875891702] [2021-12-15 10:36:26,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 10:36:26,321 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 10:36:26,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 10:36:26,322 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 10:36:26,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-15 10:36:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 10:36:26,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-15 10:36:26,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 10:36:26,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 10:36:26,909 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-15 10:36:26,909 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-15 10:36:26,909 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [875891702] [2021-12-15 10:36:26,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [875891702] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 10:36:26,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 10:36:26,910 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-15 10:36:26,910 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345704129] [2021-12-15 10:36:26,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 10:36:26,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-15 10:36:26,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-15 10:36:26,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-15 10:36:26,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 10:36:26,911 INFO L87 Difference]: Start difference. First operand 36 states and 39 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:26,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 10:36:26,914 INFO L93 Difference]: Finished difference Result 51 states and 55 transitions. [2021-12-15 10:36:26,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-15 10:36:26,914 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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 19 [2021-12-15 10:36:26,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 10:36:26,914 INFO L225 Difference]: With dead ends: 51 [2021-12-15 10:36:26,914 INFO L226 Difference]: Without dead ends: 27 [2021-12-15 10:36:26,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-15 10:36:26,915 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 0 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 9 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 10:36:26,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 9 Unchecked, 0.0s Time] [2021-12-15 10:36:26,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-12-15 10:36:26,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-12-15 10:36:26,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0769230769230769) internal successors, (28), 26 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:26,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2021-12-15 10:36:26,918 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 19 [2021-12-15 10:36:26,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 10:36:26,918 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2021-12-15 10:36:26,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:26,918 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2021-12-15 10:36:26,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-15 10:36:26,918 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 10:36:26,919 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 10:36:26,939 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-12-15 10:36:27,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 10:36:27,119 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 10:36:27,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 10:36:27,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1408426499, now seen corresponding path program 1 times [2021-12-15 10:36:27,120 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 10:36:27,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825085178] [2021-12-15 10:36:27,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 10:36:27,121 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 10:36:27,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 10:36:27,122 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 10:36:27,123 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-15 10:36:27,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 10:36:27,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-15 10:36:27,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 10:36:27,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 10:36:27,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-15 10:36:27,465 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-15 10:36:27,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825085178] [2021-12-15 10:36:27,466 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825085178] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 10:36:27,467 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 10:36:27,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-15 10:36:27,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97834241] [2021-12-15 10:36:27,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 10:36:27,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-15 10:36:27,468 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-15 10:36:27,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-15 10:36:27,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 10:36:27,469 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:27,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 10:36:27,491 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2021-12-15 10:36:27,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-15 10:36:27,494 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-12-15 10:36:27,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 10:36:27,494 INFO L225 Difference]: With dead ends: 30 [2021-12-15 10:36:27,494 INFO L226 Difference]: Without dead ends: 27 [2021-12-15 10:36:27,495 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-15 10:36:27,499 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 0 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 10:36:27,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 50 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-15 10:36:27,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-12-15 10:36:27,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-12-15 10:36:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:27,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2021-12-15 10:36:27,505 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 20 [2021-12-15 10:36:27,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 10:36:27,505 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2021-12-15 10:36:27,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:27,506 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2021-12-15 10:36:27,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-12-15 10:36:27,506 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 10:36:27,507 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 10:36:27,522 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-12-15 10:36:27,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 10:36:27,712 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 10:36:27,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 10:36:27,713 INFO L85 PathProgramCache]: Analyzing trace with hash -605570489, now seen corresponding path program 1 times [2021-12-15 10:36:27,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 10:36:27,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [869499269] [2021-12-15 10:36:27,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 10:36:27,713 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 10:36:27,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 10:36:27,715 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 10:36:27,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-15 10:36:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 10:36:28,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-15 10:36:28,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 10:36:28,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 45 [2021-12-15 10:36:28,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 10:36:28,248 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-15 10:36:28,248 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-15 10:36:28,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [869499269] [2021-12-15 10:36:28,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [869499269] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 10:36:28,248 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 10:36:28,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-15 10:36:28,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567772257] [2021-12-15 10:36:28,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 10:36:28,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-15 10:36:28,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-15 10:36:28,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-15 10:36:28,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-15 10:36:28,250 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:28,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 10:36:28,283 INFO L93 Difference]: Finished difference Result 31 states and 30 transitions. [2021-12-15 10:36:28,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-15 10:36:28,284 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 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 22 [2021-12-15 10:36:28,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 10:36:28,285 INFO L225 Difference]: With dead ends: 31 [2021-12-15 10:36:28,285 INFO L226 Difference]: Without dead ends: 27 [2021-12-15 10:36:28,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-15 10:36:28,286 INFO L933 BasicCegarLoop]: 22 mSDtfsCounter, 4 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 12 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 10:36:28,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 91 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 12 Unchecked, 0.0s Time] [2021-12-15 10:36:28,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-12-15 10:36:28,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-12-15 10:36:28,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0) internal successors, (26), 26 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:28,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 26 transitions. [2021-12-15 10:36:28,289 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 26 transitions. Word has length 22 [2021-12-15 10:36:28,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 10:36:28,289 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 26 transitions. [2021-12-15 10:36:28,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.6666666666666665) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:28,289 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 26 transitions. [2021-12-15 10:36:28,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-12-15 10:36:28,289 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 10:36:28,289 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 10:36:28,304 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-12-15 10:36:28,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 10:36:28,504 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 10:36:28,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 10:36:28,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1265561966, now seen corresponding path program 1 times [2021-12-15 10:36:28,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 10:36:28,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [843108310] [2021-12-15 10:36:28,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 10:36:28,506 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 10:36:28,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 10:36:28,507 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 10:36:28,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-15 10:36:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-15 10:36:28,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 26 conjunts are in the unsatisfiable core [2021-12-15 10:36:28,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-15 10:36:28,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 16 [2021-12-15 10:36:29,239 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-12-15 10:36:29,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 66 [2021-12-15 10:36:29,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 26 [2021-12-15 10:36:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-15 10:36:30,388 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-15 10:36:30,388 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-15 10:36:30,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [843108310] [2021-12-15 10:36:30,388 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [843108310] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-15 10:36:30,388 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-15 10:36:30,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-15 10:36:30,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274744532] [2021-12-15 10:36:30,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-15 10:36:30,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-15 10:36:30,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-15 10:36:30,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-15 10:36:30,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-12-15 10:36:30,390 INFO L87 Difference]: Start difference. First operand 27 states and 26 transitions. Second operand has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:30,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-15 10:36:30,486 INFO L93 Difference]: Finished difference Result 27 states and 26 transitions. [2021-12-15 10:36:30,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-15 10:36:30,486 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 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 26 [2021-12-15 10:36:30,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-15 10:36:30,487 INFO L225 Difference]: With dead ends: 27 [2021-12-15 10:36:30,487 INFO L226 Difference]: Without dead ends: 0 [2021-12-15 10:36:30,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-12-15 10:36:30,489 INFO L933 BasicCegarLoop]: 12 mSDtfsCounter, 1 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 26 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-15 10:36:30,489 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 112 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 26 Unchecked, 0.0s Time] [2021-12-15 10:36:30,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-15 10:36:30,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-15 10:36:30,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:30,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-15 10:36:30,490 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-12-15 10:36:30,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-15 10:36:30,490 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-15 10:36:30,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-15 10:36:30,490 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-15 10:36:30,490 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-15 10:36:30,492 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-15 10:36:30,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-12-15 10:36:30,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 10:36:30,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point L93(lines 93 98) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point L93-1(lines 85 100) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point L93-2(lines 93 98) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point L151(line 151) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point L151-1(line 151) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point L85(lines 85 108) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point L151-3(line 151) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point L151-5(lines 151 154) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-15 10:36:30,838 INFO L858 garLoopResultBuilder]: For program point L152(line 152) no Hoare annotation was computed. [2021-12-15 10:36:30,839 INFO L854 garLoopResultBuilder]: At program point L136(lines 127 137) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short25#1| (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_55| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start___signbit_double_#res#1| (_ bv0 32)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_55|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_55|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_55|)) (let ((.cse0 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))))))) [2021-12-15 10:36:30,839 INFO L858 garLoopResultBuilder]: For program point L46-1(lines 46 50) no Hoare annotation was computed. [2021-12-15 10:36:30,839 INFO L854 garLoopResultBuilder]: At program point L46-2(lines 46 50) the Hoare annotation is: false [2021-12-15 10:36:30,839 INFO L858 garLoopResultBuilder]: For program point L71-1(lines 71 75) no Hoare annotation was computed. [2021-12-15 10:36:30,839 INFO L854 garLoopResultBuilder]: At program point L71-2(lines 71 75) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_modf_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2021-12-15 10:36:30,839 INFO L858 garLoopResultBuilder]: For program point L88-1(lines 88 92) no Hoare annotation was computed. [2021-12-15 10:36:30,840 INFO L854 garLoopResultBuilder]: At program point L88-2(lines 88 92) the Hoare annotation is: false [2021-12-15 10:36:30,840 INFO L858 garLoopResultBuilder]: For program point L130-1(lines 130 134) no Hoare annotation was computed. [2021-12-15 10:36:30,840 INFO L854 garLoopResultBuilder]: At program point L130-2(lines 130 134) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short25#1| (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start___signbit_double_~x#1| (let ((.cse0 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))))))) [2021-12-15 10:36:30,840 INFO L858 garLoopResultBuilder]: For program point L130-3(lines 130 134) no Hoare annotation was computed. [2021-12-15 10:36:30,840 INFO L858 garLoopResultBuilder]: For program point L32(lines 32 109) no Hoare annotation was computed. [2021-12-15 10:36:30,840 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-15 10:36:30,840 INFO L861 garLoopResultBuilder]: At program point L156(lines 139 157) the Hoare annotation is: true [2021-12-15 10:36:30,840 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 152) no Hoare annotation was computed. [2021-12-15 10:36:30,840 INFO L858 garLoopResultBuilder]: For program point L115-1(lines 115 120) no Hoare annotation was computed. [2021-12-15 10:36:30,840 INFO L854 garLoopResultBuilder]: At program point L115-2(lines 115 120) the Hoare annotation is: (and (exists ((|ULTIMATE.start_modf_double_~high~1#1| (_ BitVec 32))) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse0 (concat (bvand (_ bv2147483648 32) |ULTIMATE.start_modf_double_~high~1#1|) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))))) (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start_main_~res~0#1| (let ((.cse1 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))))) [2021-12-15 10:36:30,840 INFO L858 garLoopResultBuilder]: For program point L115-3(lines 115 120) no Hoare annotation was computed. [2021-12-15 10:36:30,840 INFO L854 garLoopResultBuilder]: At program point L107(lines 22 110) the Hoare annotation is: (and (exists ((|ULTIMATE.start_modf_double_~high~1#1| (_ BitVec 32))) (= |ULTIMATE.start_modf_double_#res#1| (let ((.cse0 (concat (bvand (_ bv2147483648 32) |ULTIMATE.start_modf_double_~high~1#1|) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))))) (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start_modf_double_#res#1| (let ((.cse1 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))))))) [2021-12-15 10:36:30,840 INFO L858 garLoopResultBuilder]: For program point L33(lines 33 67) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L854 garLoopResultBuilder]: At program point L124(lines 113 125) the Hoare annotation is: (and (exists ((|ULTIMATE.start_modf_double_~high~1#1| (_ BitVec 32))) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse0 (concat (bvand (_ bv2147483648 32) |ULTIMATE.start_modf_double_~high~1#1|) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))))) (exists ((v_ArrVal_145 (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_54| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start_main_~res~0#1| (let ((.cse1 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_54|)) v_ArrVal_145))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1)))) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_54|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_54|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))))) [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L25-1(lines 25 30) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L854 garLoopResultBuilder]: At program point L25-2(lines 25 30) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_modf_double_~x#1| (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L25-3(lines 25 30) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L34-1(lines 34 39) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L854 garLoopResultBuilder]: At program point L34-2(lines 34 39) the Hoare annotation is: false [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L34-3(lines 34 39) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L59-1(lines 59 64) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L854 garLoopResultBuilder]: At program point L59-2(lines 59 64) the Hoare annotation is: false [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L59-3(lines 59 64) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L51(lines 51 56) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L51-1(lines 43 58) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L51-2(lines 51 56) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 81) no Hoare annotation was computed. [2021-12-15 10:36:30,841 INFO L858 garLoopResultBuilder]: For program point L43(lines 43 66) no Hoare annotation was computed. [2021-12-15 10:36:30,842 INFO L858 garLoopResultBuilder]: For program point L76-1(lines 68 83) no Hoare annotation was computed. [2021-12-15 10:36:30,842 INFO L858 garLoopResultBuilder]: For program point L76-2(lines 76 81) no Hoare annotation was computed. [2021-12-15 10:36:30,842 INFO L858 garLoopResultBuilder]: For program point L68(lines 68 109) no Hoare annotation was computed. [2021-12-15 10:36:30,842 INFO L858 garLoopResultBuilder]: For program point L101-1(lines 101 106) no Hoare annotation was computed. [2021-12-15 10:36:30,842 INFO L854 garLoopResultBuilder]: At program point L101-2(lines 101 106) the Hoare annotation is: false [2021-12-15 10:36:30,842 INFO L858 garLoopResultBuilder]: For program point L101-3(lines 101 106) no Hoare annotation was computed. [2021-12-15 10:36:30,855 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-12-15 10:36:30,868 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-15 10:36:30,881 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,883 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,883 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,883 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,883 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,883 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,884 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,884 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,884 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,884 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,884 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,890 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,890 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,890 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,890 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,890 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,890 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,891 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,891 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,891 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,891 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,891 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,893 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,893 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,893 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,894 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,894 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,894 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,894 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,894 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,894 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,894 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,894 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,895 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,895 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,895 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,895 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,895 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,896 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,896 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,896 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,897 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,897 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,897 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,897 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,897 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,897 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,897 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,898 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,898 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,899 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,899 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,899 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,899 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,899 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,900 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,901 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,901 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,903 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,904 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,904 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,904 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,904 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,904 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,904 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,904 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,904 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,905 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,905 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,905 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,905 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,905 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,906 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,906 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,906 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,906 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,906 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,906 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,906 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,906 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,907 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,907 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,907 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,907 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,907 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,907 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,908 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,909 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,910 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,922 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,923 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,923 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,923 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,923 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,923 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,923 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,923 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,924 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,925 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,925 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,925 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,925 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,925 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,926 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:30,926 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:30,926 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:30,926 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,926 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,926 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,926 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,927 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,927 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,927 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,927 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,928 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,928 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,928 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,928 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:30,928 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:30,928 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:30,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,929 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.12 10:36:30 BoogieIcfgContainer [2021-12-15 10:36:30,930 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-15 10:36:30,931 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-15 10:36:30,931 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-15 10:36:30,931 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-15 10:36:30,932 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 10:36:25" (3/4) ... [2021-12-15 10:36:30,934 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-15 10:36:30,942 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2021-12-15 10:36:30,942 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2021-12-15 10:36:30,943 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-15 10:36:30,943 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-15 10:36:30,956 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) [2021-12-15 10:36:30,956 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) [2021-12-15 10:36:30,957 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: \result == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && \result == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) [2021-12-15 10:36:30,957 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) [2021-12-15 10:36:30,957 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) [2021-12-15 10:36:30,958 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && x == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) [2021-12-15 10:36:30,958 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, v_skolemized_q#valueAsBitvector_55 : bv64, currentRoundingMode : FloatRoundingMode :: (~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && \result == 0bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_55[63:63], v_skolemized_q#valueAsBitvector_55[62:52], v_skolemized_q#valueAsBitvector_55[51:0]) == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) [2021-12-15 10:36:30,968 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-15 10:36:30,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-15 10:36:30,969 INFO L158 Benchmark]: Toolchain (without parser) took 6951.00ms. Allocated memory was 62.9MB in the beginning and 107.0MB in the end (delta: 44.0MB). Free memory was 43.0MB in the beginning and 73.5MB in the end (delta: -30.5MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2021-12-15 10:36:30,969 INFO L158 Benchmark]: CDTParser took 2.85ms. Allocated memory is still 62.9MB. Free memory was 45.4MB in the beginning and 45.4MB in the end (delta: 49.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 10:36:30,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.47ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 44.6MB in the end (delta: -1.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 10:36:30,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.16ms. Allocated memory is still 62.9MB. Free memory was 44.6MB in the beginning and 42.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 10:36:30,970 INFO L158 Benchmark]: Boogie Preprocessor took 34.48ms. Allocated memory is still 62.9MB. Free memory was 42.3MB in the beginning and 40.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 10:36:30,970 INFO L158 Benchmark]: RCFGBuilder took 725.01ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 40.0MB in the beginning and 62.3MB in the end (delta: -22.3MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2021-12-15 10:36:30,970 INFO L158 Benchmark]: TraceAbstraction took 5815.49ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 62.0MB in the beginning and 78.2MB in the end (delta: -16.2MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2021-12-15 10:36:30,970 INFO L158 Benchmark]: Witness Printer took 37.57ms. Allocated memory is still 107.0MB. Free memory was 78.2MB in the beginning and 73.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-15 10:36:30,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.85ms. Allocated memory is still 62.9MB. Free memory was 45.4MB in the beginning and 45.4MB in the end (delta: 49.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.47ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 44.6MB in the end (delta: -1.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.16ms. Allocated memory is still 62.9MB. Free memory was 44.6MB in the beginning and 42.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.48ms. Allocated memory is still 62.9MB. Free memory was 42.3MB in the beginning and 40.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 725.01ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 40.0MB in the beginning and 62.3MB in the end (delta: -22.3MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5815.49ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 62.0MB in the beginning and 78.2MB in the end (delta: -16.2MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. * Witness Printer took 37.57ms. Allocated memory is still 107.0MB. Free memory was 78.2MB in the beginning and 73.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 152]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.7s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 528 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 64 IncrementalHoareTripleChecker+Unchecked, 348 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 180 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=52occurred in iteration=0, InterpolantAutomatonStates: 33, 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, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 13 LocationsWithAnnotation, 13 PreInvPairs, 21 NumberOfFragments, 306 HoareAnnotationTreeSize, 13 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 13 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 114 ConstructedInterpolants, 38 QuantifiedInterpolants, 1095 SizeOfPredicates, 35 NumberOfNonLiveVariables, 612 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant [2021-12-15 10:36:30,991 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,991 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,991 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,991 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,992 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,992 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,992 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,992 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,992 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,992 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,992 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,993 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,993 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,993 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,993 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,993 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,993 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,993 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,993 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] Derived loop invariant: aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && x == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 22]: Loop Invariant [2021-12-15 10:36:30,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,994 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,995 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:30,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,996 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:30,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:30,997 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: \result == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && \result == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 71]: Loop Invariant [2021-12-15 10:36:30,998 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,998 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,998 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,998 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 25]: Loop Invariant [2021-12-15 10:36:30,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:30,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 115]: Loop Invariant [2021-12-15 10:36:30,999 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,000 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,001 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,002 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,003 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,003 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 113]: Loop Invariant [2021-12-15 10:36:31,003 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,003 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,003 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,003 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,004 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_modf_double_~high~1#1,QUANTIFIED] [2021-12-15 10:36:31,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,005 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,006 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_modf_double_~high~1#1 : bv32 :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[63:63], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[62:52], (~bvand32(2147483648bv32, ULTIMATE.start_modf_double_~high~1#1) ++ 0bv32)[51:0])) && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, currentRoundingMode : FloatRoundingMode :: res == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0]) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE())) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant [2021-12-15 10:36:31,007 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,007 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,007 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,007 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,007 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,007 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:31,008 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:31,008 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:31,008 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,008 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,008 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,008 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,008 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,008 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,009 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,009 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,009 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,009 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,009 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-12-15 10:36:31,009 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:31,009 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:31,009 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_55,QUANTIFIED] [2021-12-15 10:36:31,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] [2021-12-15 10:36:31,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_54,QUANTIFIED] [2021-12-15 10:36:31,010 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ArrVal_145,QUANTIFIED] Derived loop invariant: aux-res == 0.0 && __signbit_double(res) == 0-aux && (\exists v_ArrVal_145 : bv32, v_skolemized_q#valueAsBitvector_54 : bv64, v_skolemized_q#valueAsBitvector_55 : bv64, currentRoundingMode : FloatRoundingMode :: (~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_54[63:63], v_skolemized_q#valueAsBitvector_54[62:52], v_skolemized_q#valueAsBitvector_54[51:0]) == ~fp.div~DOUBLE(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()) && \result == 0bv32) && ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_55[63:63], v_skolemized_q#valueAsBitvector_55[62:52], v_skolemized_q#valueAsBitvector_55[51:0]) == ~fp~LONGDOUBLE((~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[63:63], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[62:52], (~bvand32(2147483648bv32, v_skolemized_q#valueAsBitvector_54[63:32]) ++ v_ArrVal_145)[51:0])) RESULT: Ultimate proved your program to be correct! [2021-12-15 10:36:31,044 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE