./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1122a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1122a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66cb741c1a4973eb036ada076f70b691f8ab4b25 ...................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1122a.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 66cb741c1a4973eb036ada076f70b691f8ab4b25 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 20:40:23,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:40:23,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:40:23,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:40:23,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:40:23,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:40:23,284 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:40:23,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:40:23,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:40:23,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:40:23,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:40:23,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:40:23,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:40:23,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:40:23,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:40:23,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:40:23,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:40:23,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:40:23,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:40:23,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:40:23,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:40:23,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:40:23,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:40:23,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:40:23,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:40:23,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:40:23,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:40:23,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:40:23,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:40:23,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:40:23,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:40:23,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:40:23,335 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:40:23,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:40:23,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:40:23,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:40:23,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:40:23,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:40:23,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:40:23,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:40:23,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:40:23,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 20:40:23,368 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:40:23,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:40:23,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:40:23,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:40:23,372 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:40:23,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:40:23,372 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:40:23,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 20:40:23,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:40:23,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:40:23,374 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:40:23,374 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:40:23,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:40:23,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:40:23,375 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:40:23,375 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:40:23,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:40:23,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:40:23,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:40:23,376 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:40:23,377 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:40:23,377 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:40:23,377 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:40:23,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:40:23,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:40:23,378 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 20:40:23,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 20:40:23,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:40:23,379 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer 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(__VERIFIER_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 -> 66cb741c1a4973eb036ada076f70b691f8ab4b25 [2019-11-15 20:40:23,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:40:23,436 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:40:23,439 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:40:23,441 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:40:23,441 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:40:23,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1122a.c [2019-11-15 20:40:23,503 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data/03105e4bc/21b14df1ea024366a7389699a9d034ef/FLAG1470e96b7 [2019-11-15 20:40:23,964 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:40:23,966 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/sv-benchmarks/c/float-newlib/double_req_bl_1122a.c [2019-11-15 20:40:23,975 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data/03105e4bc/21b14df1ea024366a7389699a9d034ef/FLAG1470e96b7 [2019-11-15 20:40:24,343 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data/03105e4bc/21b14df1ea024366a7389699a9d034ef [2019-11-15 20:40:24,347 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:40:24,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:40:24,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:40:24,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:40:24,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:40:24,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4397ca16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24, skipping insertion in model container [2019-11-15 20:40:24,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,368 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:40:24,393 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:40:24,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:40:24,693 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:40:24,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:40:24,764 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:40:24,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24 WrapperNode [2019-11-15 20:40:24,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:40:24,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:40:24,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:40:24,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:40:24,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,818 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:40:24,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:40:24,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:40:24,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:40:24,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,836 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,845 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... [2019-11-15 20:40:24,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:40:24,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:40:24,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:40:24,906 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:40:24,907 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:40:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:40:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 20:40:24,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-15 20:40:24,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-15 20:40:24,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:40:24,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:40:24,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 20:40:24,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-15 20:40:24,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 20:40:25,556 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:40:25,556 INFO L284 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-15 20:40:25,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:25 BoogieIcfgContainer [2019-11-15 20:40:25,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:40:25,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:40:25,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:40:25,561 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:40:25,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:40:24" (1/3) ... [2019-11-15 20:40:25,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf55001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:40:25, skipping insertion in model container [2019-11-15 20:40:25,563 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:24" (2/3) ... [2019-11-15 20:40:25,563 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bf55001 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:40:25, skipping insertion in model container [2019-11-15 20:40:25,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:25" (3/3) ... [2019-11-15 20:40:25,565 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1122a.c [2019-11-15 20:40:25,574 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:40:25,581 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 20:40:25,592 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 20:40:25,617 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:40:25,618 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:40:25,619 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:40:25,619 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:40:25,619 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:40:25,619 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:40:25,619 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:40:25,620 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:40:25,638 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2019-11-15 20:40:25,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 20:40:25,645 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:40:25,645 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:40:25,647 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:40:25,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:40:25,653 INFO L82 PathProgramCache]: Analyzing trace with hash 668833300, now seen corresponding path program 1 times [2019-11-15 20:40:25,662 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:40:25,662 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387816624] [2019-11-15 20:40:25,662 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:40:25,663 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:40:25,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:40:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:40:25,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:40:25,806 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387816624] [2019-11-15 20:40:25,807 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:40:25,807 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 20:40:25,808 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815046756] [2019-11-15 20:40:25,812 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 20:40:25,813 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:40:25,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 20:40:25,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 20:40:25,829 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 2 states. [2019-11-15 20:40:25,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:40:25,863 INFO L93 Difference]: Finished difference Result 108 states and 190 transitions. [2019-11-15 20:40:25,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 20:40:25,865 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-11-15 20:40:25,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:40:25,878 INFO L225 Difference]: With dead ends: 108 [2019-11-15 20:40:25,878 INFO L226 Difference]: Without dead ends: 52 [2019-11-15 20:40:25,883 INFO L600 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 [2019-11-15 20:40:25,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2019-11-15 20:40:25,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2019-11-15 20:40:25,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-15 20:40:25,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 78 transitions. [2019-11-15 20:40:25,927 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 78 transitions. Word has length 10 [2019-11-15 20:40:25,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:40:25,927 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 78 transitions. [2019-11-15 20:40:25,927 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 20:40:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2019-11-15 20:40:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-15 20:40:25,928 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:40:25,929 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:40:25,929 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:40:25,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:40:25,929 INFO L82 PathProgramCache]: Analyzing trace with hash 133394385, now seen corresponding path program 1 times [2019-11-15 20:40:25,929 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:40:25,929 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630092094] [2019-11-15 20:40:25,930 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:40:25,930 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:40:25,930 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:40:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 20:40:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 20:40:26,176 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 20:40:26,176 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-15 20:40:26,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 08:40:26 BoogieIcfgContainer [2019-11-15 20:40:26,229 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 20:40:26,230 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 20:40:26,230 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 20:40:26,230 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 20:40:26,231 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:25" (3/4) ... [2019-11-15 20:40:26,234 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 20:40:26,234 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 20:40:26,237 INFO L168 Benchmark]: Toolchain (without parser) took 1888.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 952.8 MB in the beginning and 1.1 GB in the end (delta: -108.5 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:26,238 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:40:26,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 952.8 MB in the beginning and 1.1 GB in the end (delta: -182.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:26,240 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:40:26,240 INFO L168 Benchmark]: Boogie Preprocessor took 87.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:40:26,241 INFO L168 Benchmark]: RCFGBuilder took 652.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:26,242 INFO L168 Benchmark]: TraceAbstraction took 670.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:40:26,242 INFO L168 Benchmark]: Witness Printer took 4.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:40:26,251 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 410.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 952.8 MB in the beginning and 1.1 GB in the end (delta: -182.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 652.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 41.7 MB). Peak memory consumption was 41.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 670.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.73 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 176]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 44, overapproximation of someUnaryDOUBLEoperation at line 20, overapproximation of someBinaryArithmeticDOUBLEoperation at line 45, overapproximation of bitwiseAnd at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 16, overapproximation of bitwiseXor at line 40. Possible FailurePath: [L18-L21] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; VAL [one_fmod=1, Zero_fmod={1:0}] [L170] double x = 1.0 / 0.0; [L171] double y = __VERIFIER_nondet_double(); [L24] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L25] __uint32_t lx, ly, lz; VAL [one_fmod=1, Zero_fmod={1:0}] [L28] ieee_double_shape_type ew_u; [L29] ew_u.value = (x) [L30] EXPR ew_u.parts.msw [L30] (hx) = ew_u.parts.msw [L31] EXPR ew_u.parts.lsw [L31] (lx) = ew_u.parts.lsw [L34] ieee_double_shape_type ew_u; [L35] ew_u.value = (y) [L36] EXPR ew_u.parts.msw [L36] (hy) = ew_u.parts.msw [L37] EXPR ew_u.parts.lsw [L37] (ly) = ew_u.parts.lsw [L39] sx = hx & 0x80000000 [L40] hx ^= sx [L41] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={1:0}] [L43-L44] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L45] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={1:0}] [L172] double res = fmod_double(x, y); [L16] return x != x; VAL [one_fmod=1, Zero_fmod={1:0}] [L175] COND TRUE !isnan_double(res) [L176] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 55 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 81 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-11-15 20:40:28,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:40:28,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:40:28,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:40:28,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:40:28,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:40:28,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:40:28,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:40:28,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:40:28,455 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:40:28,456 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:40:28,457 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:40:28,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:40:28,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:40:28,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:40:28,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:40:28,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:40:28,461 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:40:28,463 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:40:28,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:40:28,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:40:28,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:40:28,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:40:28,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:40:28,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:40:28,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:40:28,481 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:40:28,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:40:28,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:40:28,486 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:40:28,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:40:28,487 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:40:28,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:40:28,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:40:28,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:40:28,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:40:28,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:40:28,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:40:28,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:40:28,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:40:28,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:40:28,494 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 20:40:28,524 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:40:28,524 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:40:28,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:40:28,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:40:28,525 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:40:28,526 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:40:28,526 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 20:40:28,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 20:40:28,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:40:28,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:40:28,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:40:28,527 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:40:28,527 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 20:40:28,527 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 20:40:28,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 20:40:28,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:40:28,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:40:28,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:40:28,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:40:28,528 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:40:28,529 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:40:28,529 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:40:28,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:40:28,529 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:40:28,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:40:28,530 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:40:28,530 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 20:40:28,530 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 20:40:28,530 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:40:28,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 20:40:28,531 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer 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(__VERIFIER_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 -> 66cb741c1a4973eb036ada076f70b691f8ab4b25 [2019-11-15 20:40:28,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:40:28,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:40:28,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:40:28,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:40:28,597 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:40:28,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_1122a.c [2019-11-15 20:40:28,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data/de272479a/d4a0129a1cf8420c9764349313af0b8e/FLAG59b16569c [2019-11-15 20:40:29,033 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:40:29,034 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/sv-benchmarks/c/float-newlib/double_req_bl_1122a.c [2019-11-15 20:40:29,041 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data/de272479a/d4a0129a1cf8420c9764349313af0b8e/FLAG59b16569c [2019-11-15 20:40:29,387 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/data/de272479a/d4a0129a1cf8420c9764349313af0b8e [2019-11-15 20:40:29,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:40:29,391 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:40:29,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:40:29,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:40:29,398 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:40:29,399 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33371f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29, skipping insertion in model container [2019-11-15 20:40:29,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,409 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:40:29,432 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:40:29,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:40:29,712 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:40:29,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:40:29,885 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:40:29,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29 WrapperNode [2019-11-15 20:40:29,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:40:29,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:40:29,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:40:29,886 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:40:29,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:40:29,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:40:29,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:40:29,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:40:29,946 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,946 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... [2019-11-15 20:40:29,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:40:29,982 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:40:29,982 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:40:29,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:40:29,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:40:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-15 20:40:30,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-15 20:40:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:40:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2019-11-15 20:40:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 20:40:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:40:30,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:40:30,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 20:40:30,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 20:40:33,531 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:40:33,532 INFO L284 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-15 20:40:33,532 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:33 BoogieIcfgContainer [2019-11-15 20:40:33,533 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:40:33,534 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:40:33,534 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:40:33,536 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:40:33,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:40:29" (1/3) ... [2019-11-15 20:40:33,537 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b79eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:40:33, skipping insertion in model container [2019-11-15 20:40:33,537 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:40:29" (2/3) ... [2019-11-15 20:40:33,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48b79eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:40:33, skipping insertion in model container [2019-11-15 20:40:33,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:33" (3/3) ... [2019-11-15 20:40:33,539 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_1122a.c [2019-11-15 20:40:33,548 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:40:33,556 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 20:40:33,568 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 20:40:33,594 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:40:33,594 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:40:33,594 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:40:33,594 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:40:33,595 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:40:33,595 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:40:33,595 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:40:33,595 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:40:33,607 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2019-11-15 20:40:33,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 20:40:33,613 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:40:33,614 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:40:33,616 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:40:33,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:40:33,622 INFO L82 PathProgramCache]: Analyzing trace with hash 668833300, now seen corresponding path program 1 times [2019-11-15 20:40:33,632 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 20:40:33,632 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1674476150] [2019-11-15 20:40:33,633 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-11-15 20:40:34,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:40:34,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-15 20:40:34,694 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 20:40:34,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:40:34,708 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 20:40:34,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:40:34,713 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1674476150] [2019-11-15 20:40:34,714 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:40:34,714 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-15 20:40:34,714 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528774495] [2019-11-15 20:40:34,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 20:40:34,719 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 20:40:34,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 20:40:34,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 20:40:34,732 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 2 states. [2019-11-15 20:40:34,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:40:34,755 INFO L93 Difference]: Finished difference Result 108 states and 190 transitions. [2019-11-15 20:40:34,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 20:40:34,757 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-11-15 20:40:34,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:40:34,768 INFO L225 Difference]: With dead ends: 108 [2019-11-15 20:40:34,768 INFO L226 Difference]: Without dead ends: 52 [2019-11-15 20:40:34,771 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 20:40:34,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2019-11-15 20:40:34,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2019-11-15 20:40:34,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-15 20:40:34,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 78 transitions. [2019-11-15 20:40:34,810 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 78 transitions. Word has length 10 [2019-11-15 20:40:34,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:40:34,811 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 78 transitions. [2019-11-15 20:40:34,811 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 20:40:34,811 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2019-11-15 20:40:34,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-15 20:40:34,812 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:40:34,812 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:40:35,029 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-15 20:40:35,029 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:40:35,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:40:35,030 INFO L82 PathProgramCache]: Analyzing trace with hash 133394385, now seen corresponding path program 1 times [2019-11-15 20:40:35,031 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 20:40:35,031 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [806512390] [2019-11-15 20:40:35,031 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-11-15 20:40:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:40:36,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 10 conjunts are in the unsatisfiable core [2019-11-15 20:40:36,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 20:40:38,493 WARN L838 $PredicateComparison]: unable to prove that (exists ((ULTIMATE.start_fmod_double_~y (_ FloatingPoint 11 53))) (= (let ((.cse0 (fp.mul roundNearestTiesToEven (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)) ULTIMATE.start_fmod_double_~y))) (fp.div roundNearestTiesToEven .cse0 .cse0)) |c_ULTIMATE.start_fmod_double_#res|)) is different from false [2019-11-15 20:40:40,381 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 20:40:42,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:40:42,837 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 20:40:46,302 WARN L860 $PredicateComparison]: unable to prove that (forall ((ULTIMATE.start_fmod_double_~y (_ FloatingPoint 11 53))) (not (let ((.cse0 (let ((.cse1 (fp.mul roundNearestTiesToEven c_ULTIMATE.start_fmod_double_~x ULTIMATE.start_fmod_double_~y))) (fp.div roundNearestTiesToEven .cse1 .cse1)))) (fp.eq .cse0 .cse0)))) is different from true [2019-11-15 20:40:47,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:40:47,359 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [806512390] [2019-11-15 20:40:47,359 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:40:47,360 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-11-15 20:40:47,360 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448386081] [2019-11-15 20:40:47,364 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-15 20:40:47,364 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 20:40:47,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-15 20:40:47,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=43, Unknown=2, NotChecked=26, Total=90 [2019-11-15 20:40:47,379 INFO L87 Difference]: Start difference. First operand 52 states and 78 transitions. Second operand 10 states. [2019-11-15 20:40:50,792 WARN L860 $PredicateComparison]: unable to prove that (and (= c_ULTIMATE.start_fmod_double_~x (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53))) (forall ((ULTIMATE.start_fmod_double_~y (_ FloatingPoint 11 53))) (not (let ((.cse0 (let ((.cse1 (fp.mul roundNearestTiesToEven c_ULTIMATE.start_fmod_double_~x ULTIMATE.start_fmod_double_~y))) (fp.div roundNearestTiesToEven .cse1 .cse1)))) (fp.eq .cse0 .cse0))))) is different from true [2019-11-15 20:40:54,724 WARN L860 $PredicateComparison]: unable to prove that (and (not (fp.eq |c_ULTIMATE.start_fmod_double_#res| |c_ULTIMATE.start_fmod_double_#res|)) (exists ((ULTIMATE.start_fmod_double_~y (_ FloatingPoint 11 53))) (= (let ((.cse0 (fp.mul roundNearestTiesToEven (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)) ULTIMATE.start_fmod_double_~y))) (fp.div roundNearestTiesToEven .cse0 .cse0)) |c_ULTIMATE.start_fmod_double_#res|))) is different from true [2019-11-15 20:40:55,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:40:55,190 INFO L93 Difference]: Finished difference Result 57 states and 82 transitions. [2019-11-15 20:40:55,237 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 20:40:55,237 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2019-11-15 20:40:55,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:40:55,239 INFO L225 Difference]: With dead ends: 57 [2019-11-15 20:40:55,239 INFO L226 Difference]: Without dead ends: 52 [2019-11-15 20:40:55,240 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 15.0s TimeCoverageRelationStatistics Valid=29, Invalid=55, Unknown=4, NotChecked=68, Total=156 [2019-11-15 20:40:55,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2019-11-15 20:40:55,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2019-11-15 20:40:55,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-15 20:40:55,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 77 transitions. [2019-11-15 20:40:55,248 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 77 transitions. Word has length 12 [2019-11-15 20:40:55,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:40:55,248 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 77 transitions. [2019-11-15 20:40:55,248 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-15 20:40:55,249 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2019-11-15 20:40:55,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-15 20:40:55,250 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:40:55,250 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 20:40:55,453 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-15 20:40:55,454 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:40:55,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:40:55,454 INFO L82 PathProgramCache]: Analyzing trace with hash -910533226, now seen corresponding path program 1 times [2019-11-15 20:40:55,456 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 20:40:55,456 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [662817004] [2019-11-15 20:40:55,456 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-11-15 20:40:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:40:55,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-15 20:40:55,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 20:40:55,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:40:55,665 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 20:40:55,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:40:55,760 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [662817004] [2019-11-15 20:40:55,760 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:40:55,760 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4, 5] imperfect sequences [] total 7 [2019-11-15 20:40:55,760 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261962202] [2019-11-15 20:40:55,761 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 20:40:55,761 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 20:40:55,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 20:40:55,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-15 20:40:55,762 INFO L87 Difference]: Start difference. First operand 52 states and 77 transitions. Second operand 7 states. [2019-11-15 20:40:55,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:40:55,840 INFO L93 Difference]: Finished difference Result 52 states and 77 transitions. [2019-11-15 20:40:55,844 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 20:40:55,844 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2019-11-15 20:40:55,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:40:55,844 INFO L225 Difference]: With dead ends: 52 [2019-11-15 20:40:55,844 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 20:40:55,845 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-11-15 20:40:55,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 20:40:55,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 20:40:55,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 20:40:55,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 20:40:55,846 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-11-15 20:40:55,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:40:55,846 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 20:40:55,846 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 20:40:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 20:40:55,847 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 20:40:56,058 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-15 20:40:56,062 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 20:41:07,474 WARN L191 SmtUtils]: Spent 11.37 s on a formula simplification. DAG size of input: 14 DAG size of output: 11 [2019-11-15 20:41:13,794 WARN L191 SmtUtils]: Spent 6.30 s on a formula simplification. DAG size of input: 14 DAG size of output: 7 [2019-11-15 20:41:13,808 INFO L443 ceAbstractionStarter]: For program point L118(lines 118 119) no Hoare annotation was computed. [2019-11-15 20:41:13,808 INFO L443 ceAbstractionStarter]: For program point L118-2(lines 23 161) no Hoare annotation was computed. [2019-11-15 20:41:13,808 INFO L443 ceAbstractionStarter]: For program point L69-2(lines 69 70) no Hoare annotation was computed. [2019-11-15 20:41:13,809 INFO L439 ceAbstractionStarter]: At program point L69-3(lines 69 70) the Hoare annotation is: false [2019-11-15 20:41:13,809 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 20:41:13,809 INFO L443 ceAbstractionStarter]: For program point L152(lines 152 157) no Hoare annotation was computed. [2019-11-15 20:41:13,809 INFO L443 ceAbstractionStarter]: For program point L152-1(lines 140 159) no Hoare annotation was computed. [2019-11-15 20:41:13,809 INFO L443 ceAbstractionStarter]: For program point L152-2(lines 152 157) no Hoare annotation was computed. [2019-11-15 20:41:13,809 INFO L443 ceAbstractionStarter]: For program point L53(lines 23 161) no Hoare annotation was computed. [2019-11-15 20:41:13,809 INFO L443 ceAbstractionStarter]: For program point L120-1(lines 23 161) no Hoare annotation was computed. [2019-11-15 20:41:13,810 INFO L443 ceAbstractionStarter]: For program point L54(lines 54 60) no Hoare annotation was computed. [2019-11-15 20:41:13,810 INFO L443 ceAbstractionStarter]: For program point L104(lines 104 105) no Hoare annotation was computed. [2019-11-15 20:41:13,810 INFO L443 ceAbstractionStarter]: For program point L104-2(lines 101 115) no Hoare annotation was computed. [2019-11-15 20:41:13,810 INFO L443 ceAbstractionStarter]: For program point L55-2(lines 55 56) no Hoare annotation was computed. [2019-11-15 20:41:13,810 INFO L439 ceAbstractionStarter]: At program point L55-3(lines 55 56) the Hoare annotation is: false [2019-11-15 20:41:13,810 INFO L439 ceAbstractionStarter]: At program point L106-1(lines 101 115) the Hoare annotation is: false [2019-11-15 20:41:13,811 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 20:41:13,811 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-11-15 20:41:13,811 INFO L443 ceAbstractionStarter]: For program point L91-2(lines 87 98) no Hoare annotation was computed. [2019-11-15 20:41:13,811 INFO L443 ceAbstractionStarter]: For program point L58-2(lines 58 59) no Hoare annotation was computed. [2019-11-15 20:41:13,811 INFO L439 ceAbstractionStarter]: At program point L58-3(lines 58 59) the Hoare annotation is: false [2019-11-15 20:41:13,811 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 178) no Hoare annotation was computed. [2019-11-15 20:41:13,811 INFO L443 ceAbstractionStarter]: For program point L142(lines 142 151) no Hoare annotation was computed. [2019-11-15 20:41:13,812 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 45) no Hoare annotation was computed. [2019-11-15 20:41:13,812 INFO L443 ceAbstractionStarter]: For program point L27-1(lines 27 32) no Hoare annotation was computed. [2019-11-15 20:41:13,812 INFO L439 ceAbstractionStarter]: At program point L27-2(lines 27 32) the Hoare annotation is: (= ULTIMATE.start_fmod_double_~x (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53))) [2019-11-15 20:41:13,812 INFO L443 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2019-11-15 20:41:13,812 INFO L443 ceAbstractionStarter]: For program point L110(lines 110 111) no Hoare annotation was computed. [2019-11-15 20:41:13,814 INFO L439 ceAbstractionStarter]: At program point L160(lines 23 161) the Hoare annotation is: (exists ((ULTIMATE.start_fmod_double_~y (_ FloatingPoint 11 53))) (= (let ((.cse0 (fp.mul roundNearestTiesToEven (fp.div roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 1.0) (_ +zero 11 53)) ULTIMATE.start_fmod_double_~y))) (fp.div roundNearestTiesToEven .cse0 .cse0)) |ULTIMATE.start_fmod_double_#res|)) [2019-11-15 20:41:13,814 INFO L439 ceAbstractionStarter]: At program point L127-2(lines 127 131) the Hoare annotation is: false [2019-11-15 20:41:13,814 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 20:41:13,814 INFO L443 ceAbstractionStarter]: For program point L127-3(lines 23 161) no Hoare annotation was computed. [2019-11-15 20:41:13,815 INFO L443 ceAbstractionStarter]: For program point L145(lines 145 151) no Hoare annotation was computed. [2019-11-15 20:41:13,815 INFO L443 ceAbstractionStarter]: For program point L79(lines 79 85) no Hoare annotation was computed. [2019-11-15 20:41:13,815 INFO L443 ceAbstractionStarter]: For program point L46(lines 46 51) no Hoare annotation was computed. [2019-11-15 20:41:13,815 INFO L443 ceAbstractionStarter]: For program point L79-2(lines 23 161) no Hoare annotation was computed. [2019-11-15 20:41:13,815 INFO L443 ceAbstractionStarter]: For program point L46-2(lines 23 161) no Hoare annotation was computed. [2019-11-15 20:41:13,816 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 48) no Hoare annotation was computed. [2019-11-15 20:41:13,816 INFO L443 ceAbstractionStarter]: For program point L64(lines 23 161) no Hoare annotation was computed. [2019-11-15 20:41:13,816 INFO L446 ceAbstractionStarter]: At program point L180(lines 163 181) the Hoare annotation is: true [2019-11-15 20:41:13,816 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 71) no Hoare annotation was computed. [2019-11-15 20:41:13,817 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 20:41:13,817 INFO L443 ceAbstractionStarter]: For program point L49(lines 49 50) no Hoare annotation was computed. [2019-11-15 20:41:13,817 INFO L439 ceAbstractionStarter]: At program point L16(line 16) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|) [2019-11-15 20:41:13,817 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 159) no Hoare annotation was computed. [2019-11-15 20:41:13,817 INFO L443 ceAbstractionStarter]: For program point L33(lines 33 38) no Hoare annotation was computed. [2019-11-15 20:41:13,818 INFO L443 ceAbstractionStarter]: For program point L33-1(lines 23 161) no Hoare annotation was computed. [2019-11-15 20:41:13,818 INFO L443 ceAbstractionStarter]: For program point L66-2(lines 66 67) no Hoare annotation was computed. [2019-11-15 20:41:13,818 INFO L443 ceAbstractionStarter]: For program point L33-2(lines 33 38) no Hoare annotation was computed. [2019-11-15 20:41:13,819 INFO L439 ceAbstractionStarter]: At program point L66-3(lines 66 67) the Hoare annotation is: false [2019-11-15 20:41:13,819 INFO L443 ceAbstractionStarter]: For program point L134-1(lines 134 139) no Hoare annotation was computed. [2019-11-15 20:41:13,819 INFO L443 ceAbstractionStarter]: For program point L101-1(lines 101 115) no Hoare annotation was computed. [2019-11-15 20:41:13,820 INFO L439 ceAbstractionStarter]: At program point L134-2(lines 134 139) the Hoare annotation is: false [2019-11-15 20:41:13,820 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 176) no Hoare annotation was computed. [2019-11-15 20:41:13,820 INFO L443 ceAbstractionStarter]: For program point L101-3(lines 101 115) no Hoare annotation was computed. [2019-11-15 20:41:13,832 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,833 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,834 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,834 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,834 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-11-15 20:41:13,835 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,837 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,838 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,838 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-11-15 20:41:13,844 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,844 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,844 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,845 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-11-15 20:41:13,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,845 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,846 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,846 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-11-15 20:41:13,849 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,853 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,854 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,854 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 08:41:13 BoogieIcfgContainer [2019-11-15 20:41:13,860 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 20:41:13,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 20:41:13,861 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 20:41:13,861 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 20:41:13,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:40:33" (3/4) ... [2019-11-15 20:41:13,865 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 20:41:13,883 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-15 20:41:13,883 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-15 20:41:13,948 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_c95dccba-380b-4d58-87bb-6bbd5798431e/bin/uautomizer/witness.graphml [2019-11-15 20:41:13,949 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 20:41:13,950 INFO L168 Benchmark]: Toolchain (without parser) took 44559.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 951.0 MB in the beginning and 995.6 MB in the end (delta: -44.6 MB). Peak memory consumption was 109.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:41:13,951 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:41:13,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 494.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -192.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-15 20:41:13,952 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:41:13,952 INFO L168 Benchmark]: Boogie Preprocessor took 45.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:41:13,952 INFO L168 Benchmark]: RCFGBuilder took 3550.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 11.5 GB. [2019-11-15 20:41:13,953 INFO L168 Benchmark]: TraceAbstraction took 40326.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.6 MB in the end (delta: 102.5 MB). Peak memory consumption was 102.5 MB. Max. memory is 11.5 GB. [2019-11-15 20:41:13,953 INFO L168 Benchmark]: Witness Printer took 88.17 ms. Allocated memory is still 1.2 GB. Free memory is still 995.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 20:41:13,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 494.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -192.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.93 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3550.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 40326.65 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 995.6 MB in the end (delta: 102.5 MB). Peak memory consumption was 102.5 MB. Max. memory is 11.5 GB. * Witness Printer took 88.17 ms. Allocated memory is still 1.2 GB. Free memory is still 995.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 176]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant [2019-11-15 20:41:13,973 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,974 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-11-15 20:41:13,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,974 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,975 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-11-15 20:41:13,975 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,975 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,975 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,976 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,976 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2019-11-15 20:41:13,976 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,976 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,977 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,977 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_fmod_double_~y : C_DOUBLE :: ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_double_~y), ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_double_~y)) == \result) - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: 1bv32 == \result - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 27]: Loop Invariant [2019-11-15 20:41:13,978 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 20:41:13,979 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 55 locations, 1 error locations. Result: SAFE, OverallTime: 40.2s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 8.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 17.7s, HoareTripleCheckerStatistics: 161 SDtfs, 12 SDslu, 469 SDs, 0 SdLazy, 30 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 52 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 4 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 15.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 11 LocationsWithAnnotation, 11 PreInvPairs, 15 NumberOfFragments, 42 HoareAnnotationTreeSize, 11 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 11 FomulaSimplificationsInter, 29 FormulaSimplificationTreeSizeReductionInter, 17.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 11.6s InterpolantComputationTime, 36 NumberOfCodeBlocks, 36 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 66 ConstructedInterpolants, 13 QuantifiedInterpolants, 4965 SizeOfPredicates, 16 NumberOfNonLiveVariables, 179 ConjunctsInSsa, 20 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, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...