./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0480.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_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0480.c -s /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/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 d52986c59e68ce8d16e7f783a8a5ec11939c887c ........................................................................................................................................................................................................................................................................................................ 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_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0480.c -s /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/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 d52986c59e68ce8d16e7f783a8a5ec11939c887c .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:40:10,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:40:10,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:40:10,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:40:10,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:40:10,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:40:10,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:40:10,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:40:10,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:40:10,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:40:10,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:40:10,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:40:10,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:40:10,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:40:10,668 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:40:10,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:40:10,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:40:10,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:40:10,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:40:10,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:40:10,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:40:10,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:40:10,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:40:10,682 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:40:10,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:40:10,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:40:10,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:40:10,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:40:10,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:40:10,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:40:10,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:40:10,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:40:10,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:40:10,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:40:10,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:40:10,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:40:10,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:40:10,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:40:10,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:40:10,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:40:10,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:40:10,692 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 21:40:10,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:40:10,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:40:10,707 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:40:10,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:40:10,708 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:40:10,708 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:40:10,708 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:40:10,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:40:10,709 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:40:10,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:40:10,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 21:40:10,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:40:10,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 21:40:10,710 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:40:10,710 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:40:10,710 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:40:10,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 21:40:10,711 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:40:10,711 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:40:10,711 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:40:10,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:40:10,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:40:10,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:40:10,712 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:40:10,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 21:40:10,713 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:40:10,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 21:40:10,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 21:40:10,718 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_db088d8b-105d-4117-bf1e-726a155a0c88/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 -> d52986c59e68ce8d16e7f783a8a5ec11939c887c [2019-11-15 21:40:10,750 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:40:10,764 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:40:10,767 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:40:10,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:40:10,769 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:40:10,771 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0480.c [2019-11-15 21:40:10,828 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data/a08e14d56/e719898acb304055bb76a733809fa2f5/FLAG30917e406 [2019-11-15 21:40:11,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:40:11,285 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/sv-benchmarks/c/float-newlib/double_req_bl_0480.c [2019-11-15 21:40:11,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data/a08e14d56/e719898acb304055bb76a733809fa2f5/FLAG30917e406 [2019-11-15 21:40:11,312 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data/a08e14d56/e719898acb304055bb76a733809fa2f5 [2019-11-15 21:40:11,314 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:40:11,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:40:11,317 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:40:11,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:40:11,321 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:40:11,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@251b724b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11, skipping insertion in model container [2019-11-15 21:40:11,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,330 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:40:11,366 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:40:11,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:40:11,653 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:40:11,734 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:40:11,766 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:40:11,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11 WrapperNode [2019-11-15 21:40:11,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:40:11,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:40:11,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:40:11,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:40:11,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:40:11,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:40:11,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:40:11,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:40:11,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... [2019-11-15 21:40:11,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:40:11,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:40:11,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:40:11,938 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:40:11,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/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 21:40:11,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 21:40:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-15 21:40:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 21:40:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-15 21:40:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:40:11,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:40:11,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 21:40:12,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 21:40:12,763 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:40:12,763 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-15 21:40:12,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:40:12 BoogieIcfgContainer [2019-11-15 21:40:12,765 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:40:12,766 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 21:40:12,766 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 21:40:12,769 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 21:40:12,769 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:40:11" (1/3) ... [2019-11-15 21:40:12,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c6a63bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:40:12, skipping insertion in model container [2019-11-15 21:40:12,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:11" (2/3) ... [2019-11-15 21:40:12,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c6a63bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:40:12, skipping insertion in model container [2019-11-15 21:40:12,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:40:12" (3/3) ... [2019-11-15 21:40:12,772 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0480.c [2019-11-15 21:40:12,780 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 21:40:12,788 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 21:40:12,798 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 21:40:12,818 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 21:40:12,818 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 21:40:12,818 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 21:40:12,818 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:40:12,818 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:40:12,819 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 21:40:12,819 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:40:12,819 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 21:40:12,834 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2019-11-15 21:40:12,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-15 21:40:12,840 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:40:12,840 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:40:12,841 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:40:12,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:40:12,846 INFO L82 PathProgramCache]: Analyzing trace with hash 2057066253, now seen corresponding path program 1 times [2019-11-15 21:40:12,851 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:40:12,851 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142673420] [2019-11-15 21:40:12,851 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:40:12,852 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:40:12,852 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:40:12,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:40:12,947 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 21:40:12,948 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142673420] [2019-11-15 21:40:12,948 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:40:12,948 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 21:40:12,949 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002429756] [2019-11-15 21:40:12,951 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 21:40:12,952 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:40:12,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 21:40:12,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 21:40:12,963 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2019-11-15 21:40:12,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:40:12,989 INFO L93 Difference]: Finished difference Result 214 states and 356 transitions. [2019-11-15 21:40:12,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 21:40:12,990 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-15 21:40:12,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:40:13,000 INFO L225 Difference]: With dead ends: 214 [2019-11-15 21:40:13,000 INFO L226 Difference]: Without dead ends: 105 [2019-11-15 21:40:13,002 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 21:40:13,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-11-15 21:40:13,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-11-15 21:40:13,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-11-15 21:40:13,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2019-11-15 21:40:13,040 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 11 [2019-11-15 21:40:13,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:40:13,041 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2019-11-15 21:40:13,041 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 21:40:13,041 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2019-11-15 21:40:13,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-15 21:40:13,042 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:40:13,042 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:40:13,042 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:40:13,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:40:13,043 INFO L82 PathProgramCache]: Analyzing trace with hash -1327273670, now seen corresponding path program 1 times [2019-11-15 21:40:13,043 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:40:13,043 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044705680] [2019-11-15 21:40:13,043 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:40:13,043 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:40:13,044 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:40:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:40:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 21:40:13,124 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 21:40:13,124 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-15 21:40:13,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:40:13 BoogieIcfgContainer [2019-11-15 21:40:13,159 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 21:40:13,159 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:40:13,159 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:40:13,160 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:40:13,160 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:40:12" (3/4) ... [2019-11-15 21:40:13,163 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 21:40:13,163 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:40:13,165 INFO L168 Benchmark]: Toolchain (without parser) took 1849.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 946.1 MB in the beginning and 1.0 GB in the end (delta: -81.3 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:13,165 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 21:40:13,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 450.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:13,166 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.09 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:13,167 INFO L168 Benchmark]: Boogie Preprocessor took 86.93 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:13,168 INFO L168 Benchmark]: RCFGBuilder took 826.66 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: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:13,168 INFO L168 Benchmark]: TraceAbstraction took 393.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:13,168 INFO L168 Benchmark]: Witness Printer took 4.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:40:13,172 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 450.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -172.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.09 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 86.93 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 826.66 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: 55.7 MB). Peak memory consumption was 55.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 393.25 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Witness Printer took 4.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 237]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 145, overapproximation of bitwiseAnd at line 163, overapproximation of someBinaryArithmeticDOUBLEoperation at line 181, overapproximation of someBinaryDOUBLEComparisonOperation at line 236. Possible FailurePath: [L28] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L140-L153] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L232] double x = 1.0; [L156] double z, p, q, r, w, s, c, df; [L157] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L159] ieee_double_shape_type gh_u; [L160] gh_u.value = (x) [L161] EXPR gh_u.parts.msw [L161] (hx) = gh_u.parts.msw [L163] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L164] COND FALSE !(ix >= 0x3ff00000) VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L179] COND TRUE ix < 0x3fe00000 VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L180] COND TRUE ix <= 0x3c600000 [L181] return pio2_hi_acos + pio2_lo_acos; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L233] double res = __ieee754_acos(x); [L236] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L236] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L237] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 108 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 154 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=108occurred 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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 21:40:15,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:40:15,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:40:15,405 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:40:15,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:40:15,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:40:15,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:40:15,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:40:15,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:40:15,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:40:15,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:40:15,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:40:15,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:40:15,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:40:15,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:40:15,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:40:15,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:40:15,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:40:15,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:40:15,441 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:40:15,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:40:15,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:40:15,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:40:15,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:40:15,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:40:15,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:40:15,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:40:15,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:40:15,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:40:15,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:40:15,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:40:15,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:40:15,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:40:15,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:40:15,457 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:40:15,457 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:40:15,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:40:15,458 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:40:15,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:40:15,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:40:15,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:40:15,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 21:40:15,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:40:15,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:40:15,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:40:15,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:40:15,488 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:40:15,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:40:15,488 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:40:15,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:40:15,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:40:15,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 21:40:15,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:40:15,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 21:40:15,489 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 21:40:15,489 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 21:40:15,490 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:40:15,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 21:40:15,490 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:40:15,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 21:40:15,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:40:15,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:40:15,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:40:15,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:40:15,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:40:15,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:40:15,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:40:15,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 21:40:15,492 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 21:40:15,492 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 21:40:15,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 21:40:15,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 21:40:15,493 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_db088d8b-105d-4117-bf1e-726a155a0c88/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 -> d52986c59e68ce8d16e7f783a8a5ec11939c887c [2019-11-15 21:40:15,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:40:15,539 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:40:15,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:40:15,544 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:40:15,544 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:40:15,545 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0480.c [2019-11-15 21:40:15,594 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data/4bc39ff76/11de0ec5cb7d4dfab8218cf3fba87060/FLAG2e3417aaf [2019-11-15 21:40:16,019 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:40:16,020 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/sv-benchmarks/c/float-newlib/double_req_bl_0480.c [2019-11-15 21:40:16,027 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data/4bc39ff76/11de0ec5cb7d4dfab8218cf3fba87060/FLAG2e3417aaf [2019-11-15 21:40:16,417 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/data/4bc39ff76/11de0ec5cb7d4dfab8218cf3fba87060 [2019-11-15 21:40:16,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:40:16,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 21:40:16,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:40:16,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:40:16,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:40:16,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a53413c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16, skipping insertion in model container [2019-11-15 21:40:16,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,444 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:40:16,468 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:40:16,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:40:16,715 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:40:16,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:40:16,873 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:40:16,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16 WrapperNode [2019-11-15 21:40:16,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:40:16,874 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 21:40:16,874 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 21:40:16,874 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 21:40:16,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,938 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 21:40:16,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:40:16,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:40:16,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:40:16,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,989 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... [2019-11-15 21:40:16,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:40:16,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:40:16,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:40:16,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:40:16,997 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/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 21:40:17,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-15 21:40:17,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-15 21:40:17,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 21:40:17,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 21:40:17,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:40:17,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:40:17,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 21:40:17,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 21:40:38,913 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:40:38,913 INFO L284 CfgBuilder]: Removed 36 assume(true) statements. [2019-11-15 21:40:38,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:40:38 BoogieIcfgContainer [2019-11-15 21:40:38,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:40:38,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 21:40:38,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 21:40:38,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 21:40:38,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:40:16" (1/3) ... [2019-11-15 21:40:38,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64b17a48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:40:38, skipping insertion in model container [2019-11-15 21:40:38,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:40:16" (2/3) ... [2019-11-15 21:40:38,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64b17a48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:40:38, skipping insertion in model container [2019-11-15 21:40:38,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:40:38" (3/3) ... [2019-11-15 21:40:38,921 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0480.c [2019-11-15 21:40:38,927 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 21:40:38,933 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 21:40:38,942 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 21:40:38,965 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 21:40:38,966 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 21:40:38,966 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 21:40:38,966 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:40:38,966 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:40:38,967 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 21:40:38,967 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:40:38,967 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 21:40:38,984 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states. [2019-11-15 21:40:38,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-15 21:40:38,989 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:40:38,990 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:40:38,992 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:40:38,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:40:38,997 INFO L82 PathProgramCache]: Analyzing trace with hash 2057066253, now seen corresponding path program 1 times [2019-11-15 21:40:39,007 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 21:40:39,008 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1848189702] [2019-11-15 21:40:39,008 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/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 21:40:39,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:40:39,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-15 21:40:39,839 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:40:39,849 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 21:40:39,850 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 21:40:39,853 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 21:40:39,854 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1848189702] [2019-11-15 21:40:39,854 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:40:39,855 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-15 21:40:39,855 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731009144] [2019-11-15 21:40:39,858 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 21:40:39,858 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 21:40:39,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 21:40:39,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 21:40:39,869 INFO L87 Difference]: Start difference. First operand 108 states. Second operand 2 states. [2019-11-15 21:40:39,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:40:39,896 INFO L93 Difference]: Finished difference Result 214 states and 356 transitions. [2019-11-15 21:40:39,896 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 21:40:39,897 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-11-15 21:40:39,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:40:39,909 INFO L225 Difference]: With dead ends: 214 [2019-11-15 21:40:39,909 INFO L226 Difference]: Without dead ends: 105 [2019-11-15 21:40:39,913 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 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 21:40:39,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2019-11-15 21:40:39,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2019-11-15 21:40:39,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2019-11-15 21:40:39,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 151 transitions. [2019-11-15 21:40:39,954 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 151 transitions. Word has length 11 [2019-11-15 21:40:39,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:40:39,954 INFO L462 AbstractCegarLoop]: Abstraction has 105 states and 151 transitions. [2019-11-15 21:40:39,954 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 21:40:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 151 transitions. [2019-11-15 21:40:39,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-15 21:40:39,956 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:40:39,956 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:40:40,172 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-15 21:40:40,172 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:40:40,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:40:40,172 INFO L82 PathProgramCache]: Analyzing trace with hash -1327273670, now seen corresponding path program 1 times [2019-11-15 21:40:40,173 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 21:40:40,173 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [539700053] [2019-11-15 21:40:40,173 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/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 21:40:40,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:40:40,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-15 21:40:40,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:40:40,450 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 21:40:40,451 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 21:40:40,564 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 21:40:40,565 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [539700053] [2019-11-15 21:40:40,565 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:40:40,565 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-15 21:40:40,566 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717334895] [2019-11-15 21:40:40,567 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 21:40:40,567 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 21:40:40,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 21:40:40,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-15 21:40:40,568 INFO L87 Difference]: Start difference. First operand 105 states and 151 transitions. Second operand 8 states. [2019-11-15 21:40:41,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:40:41,887 INFO L93 Difference]: Finished difference Result 114 states and 160 transitions. [2019-11-15 21:40:41,903 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 21:40:41,903 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 12 [2019-11-15 21:40:41,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:40:41,903 INFO L225 Difference]: With dead ends: 114 [2019-11-15 21:40:41,904 INFO L226 Difference]: Without dead ends: 19 [2019-11-15 21:40:41,905 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-15 21:40:41,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-15 21:40:41,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-11-15 21:40:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-15 21:40:41,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2019-11-15 21:40:41,909 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 12 [2019-11-15 21:40:41,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:40:41,910 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2019-11-15 21:40:41,910 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 21:40:41,910 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2019-11-15 21:40:41,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-15 21:40:41,911 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:40:41,911 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:40:42,120 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-15 21:40:42,121 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:40:42,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:40:42,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1300609201, now seen corresponding path program 1 times [2019-11-15 21:40:42,122 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 21:40:42,122 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [974002110] [2019-11-15 21:40:42,122 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/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 21:40:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:40:43,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-15 21:40:43,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:40:43,165 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 21:40:43,165 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 21:40:43,406 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 21:40:43,406 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [974002110] [2019-11-15 21:40:43,407 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:40:43,407 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-11-15 21:40:43,407 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491752820] [2019-11-15 21:40:43,408 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-15 21:40:43,408 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 21:40:43,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-15 21:40:43,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2019-11-15 21:40:43,409 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand 10 states. [2019-11-15 21:40:43,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:40:43,555 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2019-11-15 21:40:43,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:40:43,560 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 13 [2019-11-15 21:40:43,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:40:43,561 INFO L225 Difference]: With dead ends: 28 [2019-11-15 21:40:43,561 INFO L226 Difference]: Without dead ends: 19 [2019-11-15 21:40:43,561 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2019-11-15 21:40:43,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-15 21:40:43,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-11-15 21:40:43,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-15 21:40:43,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2019-11-15 21:40:43,567 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 13 [2019-11-15 21:40:43,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:40:43,567 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2019-11-15 21:40:43,567 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-15 21:40:43,567 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2019-11-15 21:40:43,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-15 21:40:43,568 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:40:43,568 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:40:43,774 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-15 21:40:43,775 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:40:43,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:40:43,775 INFO L82 PathProgramCache]: Analyzing trace with hash 2062223078, now seen corresponding path program 1 times [2019-11-15 21:40:43,776 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 21:40:43,776 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [888391896] [2019-11-15 21:40:43,776 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2019-11-15 21:40:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:40:43,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-15 21:40:43,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:40:43,911 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 21:40:43,911 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 21:40:43,913 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:40:43,931 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 21:40:43,931 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [888391896] [2019-11-15 21:40:43,932 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:40:43,932 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2019-11-15 21:40:43,932 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266198909] [2019-11-15 21:40:43,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:40:43,933 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 21:40:43,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:40:43,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-15 21:40:43,933 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 5 states. [2019-11-15 21:40:43,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:40:43,964 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2019-11-15 21:40:43,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 21:40:43,965 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-11-15 21:40:43,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:40:43,965 INFO L225 Difference]: With dead ends: 22 [2019-11-15 21:40:43,965 INFO L226 Difference]: Without dead ends: 19 [2019-11-15 21:40:43,966 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-15 21:40:43,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-11-15 21:40:43,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-11-15 21:40:43,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-11-15 21:40:43,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2019-11-15 21:40:43,970 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 14 [2019-11-15 21:40:43,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:40:43,970 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2019-11-15 21:40:43,970 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:40:43,971 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2019-11-15 21:40:43,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-15 21:40:43,971 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:40:43,971 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:40:44,180 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-11-15 21:40:44,180 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 21:40:44,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:40:44,181 INFO L82 PathProgramCache]: Analyzing trace with hash -832376325, now seen corresponding path program 1 times [2019-11-15 21:40:44,181 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 21:40:44,181 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2039331923] [2019-11-15 21:40:44,181 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2019-11-15 21:40:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:40:44,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-15 21:40:44,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:40:44,368 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:40:44,410 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 21:40:44,410 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 21:40:44,412 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-15 21:40:44,566 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 21:40:44,566 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2039331923] [2019-11-15 21:40:44,566 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:40:44,567 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 12 [2019-11-15 21:40:44,567 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37106061] [2019-11-15 21:40:44,567 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-15 21:40:44,567 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 21:40:44,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-15 21:40:44,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2019-11-15 21:40:44,568 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 12 states. [2019-11-15 21:40:44,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:40:44,701 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2019-11-15 21:40:44,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 21:40:44,702 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 18 [2019-11-15 21:40:44,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:40:44,702 INFO L225 Difference]: With dead ends: 19 [2019-11-15 21:40:44,703 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 21:40:44,703 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2019-11-15 21:40:44,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 21:40:44,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 21:40:44,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 21:40:44,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 21:40:44,704 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-11-15 21:40:44,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:40:44,704 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 21:40:44,704 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-15 21:40:44,704 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 21:40:44,705 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 21:40:44,905 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-11-15 21:40:44,909 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 21:40:45,198 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 45 [2019-11-15 21:40:45,232 INFO L443 ceAbstractionStarter]: For program point L101-5(lines 101 102) no Hoare annotation was computed. [2019-11-15 21:40:45,232 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 72) no Hoare annotation was computed. [2019-11-15 21:40:45,232 INFO L443 ceAbstractionStarter]: For program point L36-1(lines 36 41) no Hoare annotation was computed. [2019-11-15 21:40:45,232 INFO L443 ceAbstractionStarter]: For program point L69-2(lines 69 72) no Hoare annotation was computed. [2019-11-15 21:40:45,233 INFO L439 ceAbstractionStarter]: At program point L36-2(lines 36 41) the Hoare annotation is: false [2019-11-15 21:40:45,233 INFO L443 ceAbstractionStarter]: For program point L69-3(lines 69 72) no Hoare annotation was computed. [2019-11-15 21:40:45,233 INFO L443 ceAbstractionStarter]: For program point L36-3(lines 30 138) no Hoare annotation was computed. [2019-11-15 21:40:45,233 INFO L443 ceAbstractionStarter]: For program point L69-5(lines 69 72) no Hoare annotation was computed. [2019-11-15 21:40:45,233 INFO L443 ceAbstractionStarter]: For program point L36-5(lines 36 41) no Hoare annotation was computed. [2019-11-15 21:40:45,233 INFO L439 ceAbstractionStarter]: At program point L36-6(lines 36 41) the Hoare annotation is: false [2019-11-15 21:40:45,233 INFO L443 ceAbstractionStarter]: For program point L36-7(lines 30 138) no Hoare annotation was computed. [2019-11-15 21:40:45,234 INFO L443 ceAbstractionStarter]: For program point L236(line 236) no Hoare annotation was computed. [2019-11-15 21:40:45,234 INFO L443 ceAbstractionStarter]: For program point L236-2(lines 236 239) no Hoare annotation was computed. [2019-11-15 21:40:45,234 INFO L439 ceAbstractionStarter]: At program point L137(lines 30 138) the Hoare annotation is: false [2019-11-15 21:40:45,234 INFO L439 ceAbstractionStarter]: At program point L137-1(lines 30 138) the Hoare annotation is: false [2019-11-15 21:40:45,234 INFO L443 ceAbstractionStarter]: For program point L237(line 237) no Hoare annotation was computed. [2019-11-15 21:40:45,234 INFO L443 ceAbstractionStarter]: For program point L172(lines 172 175) no Hoare annotation was computed. [2019-11-15 21:40:45,234 INFO L443 ceAbstractionStarter]: For program point L207-1(lines 207 212) no Hoare annotation was computed. [2019-11-15 21:40:45,234 INFO L439 ceAbstractionStarter]: At program point L207-2(lines 207 212) the Hoare annotation is: false [2019-11-15 21:40:45,235 INFO L443 ceAbstractionStarter]: For program point L207-3(lines 207 212) no Hoare annotation was computed. [2019-11-15 21:40:45,235 INFO L446 ceAbstractionStarter]: At program point L241(lines 226 242) the Hoare annotation is: true [2019-11-15 21:40:45,235 INFO L443 ceAbstractionStarter]: For program point L111(lines 111 125) no Hoare annotation was computed. [2019-11-15 21:40:45,235 INFO L443 ceAbstractionStarter]: For program point L111-1(lines 111 125) no Hoare annotation was computed. [2019-11-15 21:40:45,235 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 223) no Hoare annotation was computed. [2019-11-15 21:40:45,235 INFO L443 ceAbstractionStarter]: For program point L113(lines 113 124) no Hoare annotation was computed. [2019-11-15 21:40:45,235 INFO L443 ceAbstractionStarter]: For program point L47(lines 47 52) no Hoare annotation was computed. [2019-11-15 21:40:45,235 INFO L443 ceAbstractionStarter]: For program point L113-2(lines 113 124) no Hoare annotation was computed. [2019-11-15 21:40:45,236 INFO L439 ceAbstractionStarter]: At program point L80-2(lines 80 90) the Hoare annotation is: false [2019-11-15 21:40:45,236 INFO L443 ceAbstractionStarter]: For program point L47-2(lines 47 52) no Hoare annotation was computed. [2019-11-15 21:40:45,236 INFO L443 ceAbstractionStarter]: For program point L80-3(lines 80 90) no Hoare annotation was computed. [2019-11-15 21:40:45,236 INFO L443 ceAbstractionStarter]: For program point L47-3(lines 47 52) no Hoare annotation was computed. [2019-11-15 21:40:45,236 INFO L443 ceAbstractionStarter]: For program point L47-5(lines 47 52) no Hoare annotation was computed. [2019-11-15 21:40:45,236 INFO L439 ceAbstractionStarter]: At program point L80-6(lines 80 90) the Hoare annotation is: false [2019-11-15 21:40:45,236 INFO L443 ceAbstractionStarter]: For program point L80-7(lines 80 90) no Hoare annotation was computed. [2019-11-15 21:40:45,236 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 181) no Hoare annotation was computed. [2019-11-15 21:40:45,237 INFO L443 ceAbstractionStarter]: For program point L48(lines 48 51) no Hoare annotation was computed. [2019-11-15 21:40:45,237 INFO L443 ceAbstractionStarter]: For program point L48-1(lines 48 51) no Hoare annotation was computed. [2019-11-15 21:40:45,237 INFO L443 ceAbstractionStarter]: For program point L115(lines 115 123) no Hoare annotation was computed. [2019-11-15 21:40:45,237 INFO L443 ceAbstractionStarter]: For program point L82(lines 82 86) no Hoare annotation was computed. [2019-11-15 21:40:45,237 INFO L443 ceAbstractionStarter]: For program point L115-2(lines 115 123) no Hoare annotation was computed. [2019-11-15 21:40:45,237 INFO L443 ceAbstractionStarter]: For program point L82-2(lines 82 86) no Hoare annotation was computed. [2019-11-15 21:40:45,237 INFO L443 ceAbstractionStarter]: For program point L82-3(lines 82 86) no Hoare annotation was computed. [2019-11-15 21:40:45,237 INFO L443 ceAbstractionStarter]: For program point L82-5(lines 82 86) no Hoare annotation was computed. [2019-11-15 21:40:45,237 INFO L443 ceAbstractionStarter]: For program point L50(lines 50 51) no Hoare annotation was computed. [2019-11-15 21:40:45,238 INFO L443 ceAbstractionStarter]: For program point L50-1(lines 50 51) no Hoare annotation was computed. [2019-11-15 21:40:45,238 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 237) no Hoare annotation was computed. [2019-11-15 21:40:45,238 INFO L443 ceAbstractionStarter]: For program point L118(lines 118 123) no Hoare annotation was computed. [2019-11-15 21:40:45,238 INFO L443 ceAbstractionStarter]: For program point L118-3(lines 118 123) no Hoare annotation was computed. [2019-11-15 21:40:45,238 INFO L443 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-15 21:40:45,238 INFO L439 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short19| (= (_ +zero 11 53) ULTIMATE.start___signbit_double_~x) (= (_ +zero 11 53) |ULTIMATE.start___ieee754_acos_#res|) (= ULTIMATE.start_main_~res~0 (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_acos_~x) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|) ULTIMATE.start___ieee754_acos_~hx~0))) (= (bvor (bvadd ULTIMATE.start___ieee754_acos_~ix~0 (_ bv3222274048 32)) ULTIMATE.start___ieee754_acos_~lx~0) (_ bv0 32)) (= ((_ to_fp 11 53) roundNearestTiesToEven 1.0) ULTIMATE.start___ieee754_acos_~x)) [2019-11-15 21:40:45,238 INFO L443 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-11-15 21:40:45,239 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 21:40:45,239 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 120) no Hoare annotation was computed. [2019-11-15 21:40:45,239 INFO L443 ceAbstractionStarter]: For program point L119-2(lines 119 120) no Hoare annotation was computed. [2019-11-15 21:40:45,239 INFO L443 ceAbstractionStarter]: For program point L119-3(lines 119 120) no Hoare annotation was computed. [2019-11-15 21:40:45,239 INFO L443 ceAbstractionStarter]: For program point L119-5(lines 119 120) no Hoare annotation was computed. [2019-11-15 21:40:45,239 INFO L443 ceAbstractionStarter]: For program point L55(lines 55 66) no Hoare annotation was computed. [2019-11-15 21:40:45,239 INFO L443 ceAbstractionStarter]: For program point L55-2(lines 55 66) no Hoare annotation was computed. [2019-11-15 21:40:45,239 INFO L443 ceAbstractionStarter]: For program point L55-3(lines 55 66) no Hoare annotation was computed. [2019-11-15 21:40:45,240 INFO L443 ceAbstractionStarter]: For program point L55-5(lines 55 66) no Hoare annotation was computed. [2019-11-15 21:40:45,240 INFO L439 ceAbstractionStarter]: At program point L56-2(lines 56 60) the Hoare annotation is: false [2019-11-15 21:40:45,240 INFO L443 ceAbstractionStarter]: For program point L56-3(lines 56 60) no Hoare annotation was computed. [2019-11-15 21:40:45,240 INFO L439 ceAbstractionStarter]: At program point L56-6(lines 56 60) the Hoare annotation is: false [2019-11-15 21:40:45,240 INFO L443 ceAbstractionStarter]: For program point L56-7(lines 56 60) no Hoare annotation was computed. [2019-11-15 21:40:45,240 INFO L439 ceAbstractionStarter]: At program point L222(lines 155 224) the Hoare annotation is: (and (= (_ +zero 11 53) |ULTIMATE.start___ieee754_acos_#res|) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_acos_~x) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|) ULTIMATE.start___ieee754_acos_~hx~0))) (= (bvor (bvadd ULTIMATE.start___ieee754_acos_~ix~0 (_ bv3222274048 32)) ULTIMATE.start___ieee754_acos_~lx~0) (_ bv0 32)) (= ((_ to_fp 11 53) roundNearestTiesToEven 1.0) ULTIMATE.start___ieee754_acos_~x)) [2019-11-15 21:40:45,240 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 21:40:45,241 INFO L439 ceAbstractionStarter]: At program point L25(lines 16 26) the Hoare annotation is: (and (= |ULTIMATE.start___signbit_double_#res| (_ bv0 32)) |ULTIMATE.start_main_#t~short19| (exists ((|v_skolemized_q#valueAsBitvector_16| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_16|))) (= ULTIMATE.start___signbit_double_~msw~0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_16|)))) (= (_ +zero 11 53) ULTIMATE.start___signbit_double_~x) (= (_ +zero 11 53) |ULTIMATE.start___ieee754_acos_#res|) (= ULTIMATE.start_main_~res~0 (_ +zero 11 53)) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_acos_~x) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|) ULTIMATE.start___ieee754_acos_~hx~0))) (= (bvor (bvadd ULTIMATE.start___ieee754_acos_~ix~0 (_ bv3222274048 32)) ULTIMATE.start___ieee754_acos_~lx~0) (_ bv0 32)) (= ((_ to_fp 11 53) roundNearestTiesToEven 1.0) ULTIMATE.start___ieee754_acos_~x)) [2019-11-15 21:40:45,241 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 223) no Hoare annotation was computed. [2019-11-15 21:40:45,241 INFO L443 ceAbstractionStarter]: For program point L158-1(lines 158 162) no Hoare annotation was computed. [2019-11-15 21:40:45,241 INFO L439 ceAbstractionStarter]: At program point L158-2(lines 158 162) the Hoare annotation is: (= ((_ to_fp 11 53) roundNearestTiesToEven 1.0) ULTIMATE.start___ieee754_acos_~x) [2019-11-15 21:40:45,241 INFO L443 ceAbstractionStarter]: For program point L158-3(lines 158 162) no Hoare annotation was computed. [2019-11-15 21:40:45,241 INFO L439 ceAbstractionStarter]: At program point L93-2(lines 93 109) the Hoare annotation is: false [2019-11-15 21:40:45,241 INFO L443 ceAbstractionStarter]: For program point L93-3(lines 30 138) no Hoare annotation was computed. [2019-11-15 21:40:45,242 INFO L439 ceAbstractionStarter]: At program point L93-6(lines 93 109) the Hoare annotation is: false [2019-11-15 21:40:45,242 INFO L443 ceAbstractionStarter]: For program point L93-7(lines 30 138) no Hoare annotation was computed. [2019-11-15 21:40:45,242 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 21:40:45,242 INFO L443 ceAbstractionStarter]: For program point L61-2(lines 61 62) no Hoare annotation was computed. [2019-11-15 21:40:45,242 INFO L439 ceAbstractionStarter]: At program point L61-3(lines 61 62) the Hoare annotation is: false [2019-11-15 21:40:45,242 INFO L443 ceAbstractionStarter]: For program point L61-4(lines 61 62) no Hoare annotation was computed. [2019-11-15 21:40:45,242 INFO L443 ceAbstractionStarter]: For program point L61-7(lines 61 62) no Hoare annotation was computed. [2019-11-15 21:40:45,242 INFO L439 ceAbstractionStarter]: At program point L61-8(lines 61 62) the Hoare annotation is: false [2019-11-15 21:40:45,243 INFO L443 ceAbstractionStarter]: For program point L61-9(lines 61 62) no Hoare annotation was computed. [2019-11-15 21:40:45,243 INFO L443 ceAbstractionStarter]: For program point L128(lines 128 129) no Hoare annotation was computed. [2019-11-15 21:40:45,243 INFO L443 ceAbstractionStarter]: For program point L128-2(lines 128 129) no Hoare annotation was computed. [2019-11-15 21:40:45,243 INFO L443 ceAbstractionStarter]: For program point L128-3(lines 128 129) no Hoare annotation was computed. [2019-11-15 21:40:45,243 INFO L443 ceAbstractionStarter]: For program point L128-5(lines 128 129) no Hoare annotation was computed. [2019-11-15 21:40:45,245 INFO L443 ceAbstractionStarter]: For program point L96(lines 96 105) no Hoare annotation was computed. [2019-11-15 21:40:45,245 INFO L443 ceAbstractionStarter]: For program point L96-2(lines 96 105) no Hoare annotation was computed. [2019-11-15 21:40:45,245 INFO L443 ceAbstractionStarter]: For program point L96-3(lines 96 105) no Hoare annotation was computed. [2019-11-15 21:40:45,246 INFO L443 ceAbstractionStarter]: For program point L96-5(lines 96 105) no Hoare annotation was computed. [2019-11-15 21:40:45,246 INFO L443 ceAbstractionStarter]: For program point L164(lines 164 178) no Hoare annotation was computed. [2019-11-15 21:40:45,246 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 99) no Hoare annotation was computed. [2019-11-15 21:40:45,246 INFO L443 ceAbstractionStarter]: For program point L131-1(lines 131 136) no Hoare annotation was computed. [2019-11-15 21:40:45,246 INFO L439 ceAbstractionStarter]: At program point L131-2(lines 131 136) the Hoare annotation is: false [2019-11-15 21:40:45,247 INFO L443 ceAbstractionStarter]: For program point L98-2(lines 98 99) no Hoare annotation was computed. [2019-11-15 21:40:45,247 INFO L443 ceAbstractionStarter]: For program point L131-3(lines 131 136) no Hoare annotation was computed. [2019-11-15 21:40:45,247 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 21:40:45,247 INFO L443 ceAbstractionStarter]: For program point L98-3(lines 98 99) no Hoare annotation was computed. [2019-11-15 21:40:45,247 INFO L443 ceAbstractionStarter]: For program point L131-5(lines 131 136) no Hoare annotation was computed. [2019-11-15 21:40:45,247 INFO L443 ceAbstractionStarter]: For program point L98-5(lines 98 99) no Hoare annotation was computed. [2019-11-15 21:40:45,248 INFO L439 ceAbstractionStarter]: At program point L131-6(lines 131 136) the Hoare annotation is: false [2019-11-15 21:40:45,248 INFO L443 ceAbstractionStarter]: For program point L131-7(lines 131 136) no Hoare annotation was computed. [2019-11-15 21:40:45,248 INFO L443 ceAbstractionStarter]: For program point L166-1(lines 166 170) no Hoare annotation was computed. [2019-11-15 21:40:45,248 INFO L439 ceAbstractionStarter]: At program point L166-2(lines 166 170) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_acos_~x) (= (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_acos_~ix~0))) (exists ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_acos_~x) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_14|) ULTIMATE.start___ieee754_acos_~hx~0))) (= ((_ to_fp 11 53) roundNearestTiesToEven 1.0) ULTIMATE.start___ieee754_acos_~x)) [2019-11-15 21:40:45,249 INFO L443 ceAbstractionStarter]: For program point L166-3(lines 164 178) no Hoare annotation was computed. [2019-11-15 21:40:45,249 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 102) no Hoare annotation was computed. [2019-11-15 21:40:45,249 INFO L443 ceAbstractionStarter]: For program point L101-2(lines 101 102) no Hoare annotation was computed. [2019-11-15 21:40:45,249 INFO L443 ceAbstractionStarter]: For program point L101-3(lines 101 102) no Hoare annotation was computed. [2019-11-15 21:40:45,256 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,257 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,260 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,265 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,267 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,267 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,268 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,268 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,268 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,269 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,269 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,270 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,270 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,270 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,271 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,274 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,277 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,278 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,278 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,278 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,279 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,279 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,280 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,281 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,282 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,282 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,283 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,284 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,285 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,285 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:40:45 BoogieIcfgContainer [2019-11-15 21:40:45,287 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 21:40:45,288 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:40:45,288 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:40:45,288 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:40:45,289 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:40:38" (3/4) ... [2019-11-15 21:40:45,292 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 21:40:45,308 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2019-11-15 21:40:45,310 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2019-11-15 21:40:45,336 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_14[63:32]) == ix) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && v_skolemized_q#valueAsBitvector_14[63:32] == hx)) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x [2019-11-15 21:40:45,337 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~Pluszero~LONGDOUBLE() == \result && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && v_skolemized_q#valueAsBitvector_14[63:32] == hx)) && ~bvor32(~bvadd64(ix, 3222274048bv32), lx) == 0bv32) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x [2019-11-15 21:40:45,338 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((aux-res == 0.0 && __signbit_double(res) == 0-aux && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == \result) && res == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && v_skolemized_q#valueAsBitvector_14[63:32] == hx)) && ~bvor32(~bvadd64(ix, 3222274048bv32), lx) == 0bv32) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x [2019-11-15 21:40:45,339 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((\result == 0bv32 && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists v_skolemized_q#valueAsBitvector_16 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_16[63:63], v_skolemized_q#valueAsBitvector_16[62:52], v_skolemized_q#valueAsBitvector_16[51:0]) && msw == v_skolemized_q#valueAsBitvector_16[63:32])) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == \result) && res == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && v_skolemized_q#valueAsBitvector_14[63:32] == hx)) && ~bvor32(~bvadd64(ix, 3222274048bv32), lx) == 0bv32) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x [2019-11-15 21:40:45,420 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_db088d8b-105d-4117-bf1e-726a155a0c88/bin/uautomizer/witness.graphml [2019-11-15 21:40:45,421 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:40:45,422 INFO L168 Benchmark]: Toolchain (without parser) took 29002.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 952.3 MB in the beginning and 839.0 MB in the end (delta: 113.4 MB). Peak memory consumption was 265.9 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:45,422 INFO L168 Benchmark]: CDTParser took 0.23 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 21:40:45,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -189.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:45,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.42 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 21:40:45,424 INFO L168 Benchmark]: Boogie Preprocessor took 57.68 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 21:40:45,424 INFO L168 Benchmark]: RCFGBuilder took 21918.23 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: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:45,424 INFO L168 Benchmark]: TraceAbstraction took 6372.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 852.0 MB in the end (delta: 224.2 MB). Peak memory consumption was 224.2 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:45,425 INFO L168 Benchmark]: Witness Printer took 132.90 ms. Allocated memory is still 1.2 GB. Free memory was 852.0 MB in the beginning and 839.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2019-11-15 21:40:45,427 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 452.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -189.4 MB). Peak memory consumption was 28.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.42 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 57.68 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 21918.23 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: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 6372.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 852.0 MB in the end (delta: 224.2 MB). Peak memory consumption was 224.2 MB. Max. memory is 11.5 GB. * Witness Printer took 132.90 ms. Allocated memory is still 1.2 GB. Free memory was 852.0 MB in the beginning and 839.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - 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[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,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[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - 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[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - 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[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - 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[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - 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[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - 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[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 237]: 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: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant [2019-11-15 21:40:45,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,440 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,441 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,442 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,442 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((aux-res == 0.0 && __signbit_double(res) == 0-aux && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == \result) && res == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && v_skolemized_q#valueAsBitvector_14[63:32] == hx)) && ~bvor32(~bvadd64(ix, 3222274048bv32), lx) == 0bv32) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x - InvariantResult [Line: 158]: Loop Invariant [2019-11-15 21:40:45,443 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,443 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 155]: Loop Invariant [2019-11-15 21:40:45,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,444 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,445 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,445 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,446 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,446 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,446 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((~Pluszero~LONGDOUBLE() == \result && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && v_skolemized_q#valueAsBitvector_14[63:32] == hx)) && ~bvor32(~bvadd64(ix, 3222274048bv32), lx) == 0bv32) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 93]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 207]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 16]: Loop Invariant [2019-11-15 21:40:45,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,450 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,451 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_16,QUANTIFIED] [2019-11-15 21:40:45,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,452 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,453 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,453 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((((((\result == 0bv32 && aux-res == 0.0 && __signbit_double(res) == 0-aux) && (\exists v_skolemized_q#valueAsBitvector_16 : bv64 :: ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_16[63:63], v_skolemized_q#valueAsBitvector_16[62:52], v_skolemized_q#valueAsBitvector_16[51:0]) && msw == v_skolemized_q#valueAsBitvector_16[63:32])) && ~Pluszero~LONGDOUBLE() == x) && ~Pluszero~LONGDOUBLE() == \result) && res == ~Pluszero~LONGDOUBLE()) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && v_skolemized_q#valueAsBitvector_14[63:32] == hx)) && ~bvor32(~bvadd64(ix, 3222274048bv32), lx) == 0bv32) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x - InvariantResult [Line: 166]: Loop Invariant [2019-11-15 21:40:45,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,454 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,455 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,456 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 21:40:45,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,456 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,457 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,458 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_q#valueAsBitvector_14,QUANTIFIED] [2019-11-15 21:40:45,458 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && ~bvand32(2147483647bv32, v_skolemized_q#valueAsBitvector_14[63:32]) == ix) && (\exists v_skolemized_q#valueAsBitvector_14 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_q#valueAsBitvector_14[63:63], v_skolemized_q#valueAsBitvector_14[62:52], v_skolemized_q#valueAsBitvector_14[51:0]) == x && v_skolemized_q#valueAsBitvector_14[63:32] == hx)) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 108 locations, 1 error locations. Result: SAFE, OverallTime: 6.2s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 207 SDtfs, 211 SDslu, 95 SDs, 0 SdLazy, 45 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 98 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=108occurred 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, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 21 PreInvPairs, 27 NumberOfFragments, 184 HoareAnnotationTreeSize, 21 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FomulaSimplificationsInter, 144 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 126 ConstructedInterpolants, 20 QuantifiedInterpolants, 7646 SizeOfPredicates, 24 NumberOfNonLiveVariables, 279 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 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! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...