./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1270a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0cd3be1d Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 fa333650cb1e4cf3e280683e8b2ad72d19029b0d .......................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1270a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 fa333650cb1e4cf3e280683e8b2ad72d19029b0d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-0cd3be1 [2018-11-28 10:47:17,000 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:47:17,001 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:47:17,008 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:47:17,009 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:47:17,009 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:47:17,010 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:47:17,011 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:47:17,012 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:47:17,012 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:47:17,013 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:47:17,013 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:47:17,014 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:47:17,015 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:47:17,015 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:47:17,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:47:17,016 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:47:17,018 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:47:17,019 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:47:17,020 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:47:17,021 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:47:17,022 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:47:17,023 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:47:17,023 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:47:17,024 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:47:17,024 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:47:17,025 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:47:17,025 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:47:17,026 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:47:17,027 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:47:17,027 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:47:17,027 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:47:17,027 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:47:17,028 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:47:17,028 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:47:17,029 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:47:17,029 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 10:47:17,039 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:47:17,039 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:47:17,040 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:47:17,040 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:47:17,040 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:47:17,040 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:47:17,041 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:47:17,041 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:47:17,041 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:47:17,041 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 10:47:17,041 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:47:17,041 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:47:17,041 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:47:17,042 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:47:17,042 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:47:17,042 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:47:17,042 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:47:17,042 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:47:17,042 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:47:17,042 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:47:17,043 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:47:17,043 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:47:17,043 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:47:17,043 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:47:17,043 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:47:17,043 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:47:17,043 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:47:17,044 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 10:47:17,044 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:47:17,044 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 10:47:17,044 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 -> fa333650cb1e4cf3e280683e8b2ad72d19029b0d [2018-11-28 10:47:17,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:47:17,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:47:17,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:47:17,076 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:47:17,076 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:47:17,077 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270a_true-unreach-call.c [2018-11-28 10:47:17,112 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data/889e0531d/10db47ca53ec4addbfed559a0aff17d9/FLAG8d2042ed6 [2018-11-28 10:47:17,515 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:47:17,515 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/sv-benchmarks/c/float-newlib/float_req_bl_1270a_true-unreach-call.c [2018-11-28 10:47:17,520 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data/889e0531d/10db47ca53ec4addbfed559a0aff17d9/FLAG8d2042ed6 [2018-11-28 10:47:17,529 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data/889e0531d/10db47ca53ec4addbfed559a0aff17d9 [2018-11-28 10:47:17,530 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:47:17,531 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:47:17,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:47:17,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:47:17,535 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:47:17,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a3410e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17, skipping insertion in model container [2018-11-28 10:47:17,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:47:17,562 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:47:17,694 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:47:17,696 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:47:17,723 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:47:17,778 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:47:17,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17 WrapperNode [2018-11-28 10:47:17,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:47:17,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:47:17,779 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:47:17,780 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:47:17,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:47:17,803 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:47:17,803 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:47:17,803 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:47:17,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,829 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... [2018-11-28 10:47:17,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:47:17,832 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:47:17,832 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:47:17,832 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:47:17,833 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 [2018-11-28 10:47:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:47:17,867 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:47:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-28 10:47:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 10:47:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-11-28 10:47:17,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-11-28 10:47:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:47:17,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:47:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-28 10:47:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 10:47:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:47:17,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:47:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 10:47:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-11-28 10:47:17,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-11-28 10:47:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 10:47:17,868 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-28 10:47:17,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-28 10:47:18,247 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:47:18,247 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-11-28 10:47:18,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:47:18 BoogieIcfgContainer [2018-11-28 10:47:18,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:47:18,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:47:18,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:47:18,251 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:47:18,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:47:17" (1/3) ... [2018-11-28 10:47:18,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c0279d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:47:18, skipping insertion in model container [2018-11-28 10:47:18,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:17" (2/3) ... [2018-11-28 10:47:18,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c0279d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:47:18, skipping insertion in model container [2018-11-28 10:47:18,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:47:18" (3/3) ... [2018-11-28 10:47:18,253 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270a_true-unreach-call.c [2018-11-28 10:47:18,261 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:47:18,267 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:47:18,279 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:47:18,303 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:47:18,303 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:47:18,304 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:47:18,304 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:47:18,304 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:47:18,304 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:47:18,304 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:47:18,304 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:47:18,304 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:47:18,318 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states. [2018-11-28 10:47:18,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-28 10:47:18,323 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:47:18,324 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:47:18,325 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:47:18,328 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:47:18,328 INFO L82 PathProgramCache]: Analyzing trace with hash 872759118, now seen corresponding path program 1 times [2018-11-28 10:47:18,329 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:47:18,330 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:47:18,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:47:18,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:47:18,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:47:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:47:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:47:18,419 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:47:18,419 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:47:18,421 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 10:47:18,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 10:47:18,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 10:47:18,430 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 2 states. [2018-11-28 10:47:18,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:47:18,448 INFO L93 Difference]: Finished difference Result 196 states and 313 transitions. [2018-11-28 10:47:18,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 10:47:18,449 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 28 [2018-11-28 10:47:18,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:47:18,455 INFO L225 Difference]: With dead ends: 196 [2018-11-28 10:47:18,455 INFO L226 Difference]: Without dead ends: 98 [2018-11-28 10:47:18,457 INFO L631 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 [2018-11-28 10:47:18,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2018-11-28 10:47:18,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2018-11-28 10:47:18,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2018-11-28 10:47:18,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 120 transitions. [2018-11-28 10:47:18,487 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 120 transitions. Word has length 28 [2018-11-28 10:47:18,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:47:18,487 INFO L480 AbstractCegarLoop]: Abstraction has 98 states and 120 transitions. [2018-11-28 10:47:18,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 10:47:18,487 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2018-11-28 10:47:18,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-28 10:47:18,488 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:47:18,489 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:47:18,489 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:47:18,489 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:47:18,489 INFO L82 PathProgramCache]: Analyzing trace with hash -863403993, now seen corresponding path program 1 times [2018-11-28 10:47:18,489 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 10:47:18,490 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 10:47:18,490 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:47:18,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:47:18,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 10:47:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:47:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-28 10:47:18,586 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-11-28 10:47:18,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:47:18 BoogieIcfgContainer [2018-11-28 10:47:18,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:47:18,608 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:47:18,608 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:47:18,609 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:47:18,609 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:47:18" (3/4) ... [2018-11-28 10:47:18,611 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-28 10:47:18,611 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:47:18,611 INFO L168 Benchmark]: Toolchain (without parser) took 1080.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -99.1 MB). Peak memory consumption was 54.5 MB. Max. memory is 11.5 GB. [2018-11-28 10:47:18,612 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:47:18,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-11-28 10:47:18,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.27 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. [2018-11-28 10:47:18,613 INFO L168 Benchmark]: Boogie Preprocessor took 29.17 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:47:18,614 INFO L168 Benchmark]: RCFGBuilder took 415.74 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: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. [2018-11-28 10:47:18,614 INFO L168 Benchmark]: TraceAbstraction took 359.79 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: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-28 10:47:18,614 INFO L168 Benchmark]: Witness Printer took 2.58 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. [2018-11-28 10:47:18,616 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 247.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.6 MB). Free memory was 957.6 MB in the beginning and 1.1 GB in the end (delta: -190.9 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.27 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.17 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 415.74 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: 48.1 MB). Peak memory consumption was 48.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 359.79 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: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.58 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 234]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 118, overapproximation of bitwiseAnd at line 218. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [\old(one_sqrt)=10737418248, \old(tiny_sqrt)=10737418258, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L229] float x = 1.0f / 0.0f; [L230] float y = __VERIFIER_nondet_float(); [L231] CALL, EXPR __ieee754_hypotf(x, y) VAL [\old(x)=10737418246, \old(y)=10737418259, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L82] float a = x, b = y, t1, t2, y1, y2, w; [L83] __int32_t j, k, ha, hb; VAL [\old(x)=10737418246, \old(y)=10737418259, a=10737418246, b=10737418259, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L86] ieee_float_shape_type gf_u; [L87] gf_u.value = (x) [L88] EXPR gf_u.word [L88] (ha) = gf_u.word [L90] ha &= 0x7fffffffL VAL [\old(x)=10737418246, \old(y)=10737418259, a=10737418246, b=10737418259, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L92] ieee_float_shape_type gf_u; [L93] gf_u.value = (y) [L94] EXPR gf_u.word [L94] (hb) = gf_u.word [L96] hb &= 0x7fffffffL VAL [\old(x)=10737418246, \old(y)=10737418259, a=10737418246, b=10737418259, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L97] COND TRUE hb > ha [L98] a = y [L99] b = x [L100] j = ha [L101] ha = hb [L102] hb = j VAL [\old(x)=10737418246, \old(y)=10737418259, a=10737418259, b=10737418246, ha=251658239, hb=-2, j=-2, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L108] ieee_float_shape_type sf_u; [L109] sf_u.word = (ha) [L110] EXPR sf_u.value [L110] (a) = sf_u.value [L113] ieee_float_shape_type sf_u; [L114] sf_u.word = (hb) [L115] EXPR sf_u.value [L115] (b) = sf_u.value [L117] COND TRUE (ha - hb) > 0xf000000L [L118] return a + b; VAL [\old(x)=10737418246, \old(y)=10737418259, a=10737418263, b=10737418264, ha=251658239, hb=-2, j=-2, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L231] RET, EXPR __ieee754_hypotf(x, y) VAL [__ieee754_hypotf(x, y)=10737418243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L231] float res = __ieee754_hypotf(x, y); [L233] CALL, EXPR isinf_float(res) VAL [\old(x)=10737418243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L212] __int32_t ix; VAL [\old(x)=10737418243, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418243] [L214] ieee_float_shape_type gf_u; [L215] gf_u.value = (x) [L216] EXPR gf_u.word [L216] (ix) = gf_u.word [L218] ix &= 0x7fffffff [L219] return ((ix) == 0x7f800000L); VAL [\old(x)=10737418243, \result=0, ix=0, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=10737418243] [L233] RET, EXPR isinf_float(res) VAL [isinf_float(res)=0, one_sqrt=1, res=10737418243, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] [L233] COND TRUE !isinf_float(res) [L234] __VERIFIER_error() VAL [one_sqrt=1, res=10737418243, tiny_sqrt=1/1000000000000000000000000000000, x=10737418246, y=10737418259] - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 102 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 124 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=102occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 729 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: 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 0.1.23-0cd3be1 [2018-11-28 10:47:20,026 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 10:47:20,027 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 10:47:20,034 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 10:47:20,035 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 10:47:20,035 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 10:47:20,036 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 10:47:20,037 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 10:47:20,038 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 10:47:20,039 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 10:47:20,040 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 10:47:20,040 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 10:47:20,041 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 10:47:20,041 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 10:47:20,042 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 10:47:20,043 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 10:47:20,043 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 10:47:20,044 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 10:47:20,046 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 10:47:20,047 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 10:47:20,048 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 10:47:20,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 10:47:20,050 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 10:47:20,050 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 10:47:20,050 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 10:47:20,051 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 10:47:20,052 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 10:47:20,052 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 10:47:20,053 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 10:47:20,054 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 10:47:20,054 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 10:47:20,054 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 10:47:20,054 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 10:47:20,055 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 10:47:20,055 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 10:47:20,056 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 10:47:20,056 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-28 10:47:20,067 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 10:47:20,067 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 10:47:20,067 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 10:47:20,068 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 10:47:20,068 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 10:47:20,068 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 10:47:20,068 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 10:47:20,068 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 10:47:20,069 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 10:47:20,070 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 10:47:20,070 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 10:47:20,070 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 10:47:20,070 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 10:47:20,070 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 10:47:20,070 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 10:47:20,070 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 10:47:20,070 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 10:47:20,070 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 10:47:20,070 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 10:47:20,071 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-28 10:47:20,071 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 10:47:20,071 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-11-28 10:47:20,071 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-28 10:47:20,071 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 -> fa333650cb1e4cf3e280683e8b2ad72d19029b0d [2018-11-28 10:47:20,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 10:47:20,103 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 10:47:20,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 10:47:20,106 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 10:47:20,106 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 10:47:20,107 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_1270a_true-unreach-call.c [2018-11-28 10:47:20,141 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data/ab55bf43e/0e2f1c70fd1c4f91a47d7337ffffbe96/FLAGa8b12cbf6 [2018-11-28 10:47:20,541 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 10:47:20,542 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/sv-benchmarks/c/float-newlib/float_req_bl_1270a_true-unreach-call.c [2018-11-28 10:47:20,546 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data/ab55bf43e/0e2f1c70fd1c4f91a47d7337ffffbe96/FLAGa8b12cbf6 [2018-11-28 10:47:20,556 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/data/ab55bf43e/0e2f1c70fd1c4f91a47d7337ffffbe96 [2018-11-28 10:47:20,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 10:47:20,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 10:47:20,560 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 10:47:20,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 10:47:20,563 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 10:47:20,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@407784f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20, skipping insertion in model container [2018-11-28 10:47:20,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 10:47:20,592 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 10:47:20,757 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:47:20,763 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 10:47:20,801 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 10:47:20,822 INFO L195 MainTranslator]: Completed translation [2018-11-28 10:47:20,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20 WrapperNode [2018-11-28 10:47:20,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 10:47:20,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 10:47:20,823 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 10:47:20,823 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 10:47:20,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 10:47:20,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 10:47:20,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 10:47:20,881 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 10:47:20,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... [2018-11-28 10:47:20,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 10:47:20,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 10:47:20,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 10:47:20,924 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 10:47:20,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 [2018-11-28 10:47:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 10:47:20,957 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 10:47:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-28 10:47:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2018-11-28 10:47:20,957 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2018-11-28 10:47:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 10:47:20,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 10:47:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 10:47:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-28 10:47:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 10:47:20,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 10:47:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-28 10:47:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_hypotf [2018-11-28 10:47:20,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_hypotf [2018-11-28 10:47:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-28 10:47:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 10:47:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-28 10:47:20,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-28 10:47:21,071 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 10:47:21,271 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 10:47:21,305 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 10:47:21,602 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-28 10:47:22,127 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 10:47:22,127 INFO L280 CfgBuilder]: Removed 34 assue(true) statements. [2018-11-28 10:47:22,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:47:22 BoogieIcfgContainer [2018-11-28 10:47:22,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 10:47:22,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 10:47:22,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 10:47:22,130 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 10:47:22,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 10:47:20" (1/3) ... [2018-11-28 10:47:22,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2bb87e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:47:22, skipping insertion in model container [2018-11-28 10:47:22,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 10:47:20" (2/3) ... [2018-11-28 10:47:22,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a2bb87e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 10:47:22, skipping insertion in model container [2018-11-28 10:47:22,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:47:22" (3/3) ... [2018-11-28 10:47:22,133 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270a_true-unreach-call.c [2018-11-28 10:47:22,138 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 10:47:22,143 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 10:47:22,151 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 10:47:22,168 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 10:47:22,169 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 10:47:22,169 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 10:47:22,169 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 10:47:22,169 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 10:47:22,169 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 10:47:22,169 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 10:47:22,169 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 10:47:22,169 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 10:47:22,179 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states. [2018-11-28 10:47:22,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-28 10:47:22,183 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:47:22,184 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:47:22,185 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:47:22,188 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:47:22,188 INFO L82 PathProgramCache]: Analyzing trace with hash 1684593163, now seen corresponding path program 1 times [2018-11-28 10:47:22,191 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:47:22,191 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 [2018-11-28 10:47:22,195 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:47:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:47:22,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:47:22,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:47:22,273 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:47:22,283 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:47:22,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 10:47:22,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 10:47:22,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 10:47:22,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 10:47:22,294 INFO L87 Difference]: Start difference. First operand 101 states. Second operand 2 states. [2018-11-28 10:47:22,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:47:22,318 INFO L93 Difference]: Finished difference Result 194 states and 311 transitions. [2018-11-28 10:47:22,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 10:47:22,319 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 27 [2018-11-28 10:47:22,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:47:22,325 INFO L225 Difference]: With dead ends: 194 [2018-11-28 10:47:22,326 INFO L226 Difference]: Without dead ends: 97 [2018-11-28 10:47:22,329 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 10:47:22,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2018-11-28 10:47:22,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2018-11-28 10:47:22,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2018-11-28 10:47:22,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 119 transitions. [2018-11-28 10:47:22,361 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 119 transitions. Word has length 27 [2018-11-28 10:47:22,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:47:22,362 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 119 transitions. [2018-11-28 10:47:22,362 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 10:47:22,362 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 119 transitions. [2018-11-28 10:47:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-28 10:47:22,363 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:47:22,363 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:47:22,364 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:47:22,364 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:47:22,364 INFO L82 PathProgramCache]: Analyzing trace with hash -592227502, now seen corresponding path program 1 times [2018-11-28 10:47:22,365 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:47:22,365 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 [2018-11-28 10:47:22,369 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:47:22,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:47:22,454 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:47:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:47:22,739 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:47:22,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:47:22,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-28 10:47:22,753 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 10:47:22,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 10:47:22,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2018-11-28 10:47:22,753 INFO L87 Difference]: Start difference. First operand 97 states and 119 transitions. Second operand 9 states. [2018-11-28 10:48:07,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:48:07,833 INFO L93 Difference]: Finished difference Result 219 states and 267 transitions. [2018-11-28 10:48:07,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 10:48:07,865 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 32 [2018-11-28 10:48:07,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:48:07,868 INFO L225 Difference]: With dead ends: 219 [2018-11-28 10:48:07,868 INFO L226 Difference]: Without dead ends: 131 [2018-11-28 10:48:07,869 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2018-11-28 10:48:07,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-11-28 10:48:07,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 104. [2018-11-28 10:48:07,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-11-28 10:48:07,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 126 transitions. [2018-11-28 10:48:07,882 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 126 transitions. Word has length 32 [2018-11-28 10:48:07,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:48:07,883 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 126 transitions. [2018-11-28 10:48:07,883 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 10:48:07,883 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 126 transitions. [2018-11-28 10:48:07,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-28 10:48:07,884 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:48:07,884 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:48:07,885 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:48:07,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:48:07,885 INFO L82 PathProgramCache]: Analyzing trace with hash 1708595088, now seen corresponding path program 1 times [2018-11-28 10:48:07,885 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:48:07,885 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 [2018-11-28 10:48:07,888 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:48:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:48:07,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:48:10,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:48:10,238 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:48:10,246 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:48:10,246 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-11-28 10:48:10,246 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 10:48:10,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 10:48:10,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=205, Unknown=0, NotChecked=0, Total=240 [2018-11-28 10:48:10,247 INFO L87 Difference]: Start difference. First operand 104 states and 126 transitions. Second operand 16 states. [2018-11-28 10:48:15,026 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-11-28 10:48:25,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:48:25,902 INFO L93 Difference]: Finished difference Result 117 states and 142 transitions. [2018-11-28 10:48:25,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 10:48:25,943 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 32 [2018-11-28 10:48:25,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:48:25,944 INFO L225 Difference]: With dead ends: 117 [2018-11-28 10:48:25,945 INFO L226 Difference]: Without dead ends: 110 [2018-11-28 10:48:25,945 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=101, Invalid=601, Unknown=0, NotChecked=0, Total=702 [2018-11-28 10:48:25,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-11-28 10:48:25,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 104. [2018-11-28 10:48:25,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-11-28 10:48:25,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 125 transitions. [2018-11-28 10:48:25,953 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 125 transitions. Word has length 32 [2018-11-28 10:48:25,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:48:25,954 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 125 transitions. [2018-11-28 10:48:25,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 10:48:25,954 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 125 transitions. [2018-11-28 10:48:25,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-28 10:48:25,955 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:48:25,955 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:48:25,955 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:48:25,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:48:25,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1068264538, now seen corresponding path program 1 times [2018-11-28 10:48:25,955 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:48:25,955 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 [2018-11-28 10:48:25,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:48:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:48:26,026 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:48:26,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:48:26,249 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:48:26,262 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:48:26,262 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-11-28 10:48:26,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 10:48:26,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 10:48:26,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-11-28 10:48:26,263 INFO L87 Difference]: Start difference. First operand 104 states and 125 transitions. Second operand 11 states. [2018-11-28 10:48:41,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:48:41,229 INFO L93 Difference]: Finished difference Result 148 states and 176 transitions. [2018-11-28 10:48:41,261 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 10:48:41,261 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 37 [2018-11-28 10:48:41,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:48:41,262 INFO L225 Difference]: With dead ends: 148 [2018-11-28 10:48:41,262 INFO L226 Difference]: Without dead ends: 50 [2018-11-28 10:48:41,262 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=78, Invalid=302, Unknown=0, NotChecked=0, Total=380 [2018-11-28 10:48:41,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-28 10:48:41,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 46. [2018-11-28 10:48:41,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-11-28 10:48:41,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 48 transitions. [2018-11-28 10:48:41,265 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 48 transitions. Word has length 37 [2018-11-28 10:48:41,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:48:41,265 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 48 transitions. [2018-11-28 10:48:41,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 10:48:41,265 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2018-11-28 10:48:41,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-28 10:48:41,266 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:48:41,266 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:48:41,266 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:48:41,266 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:48:41,267 INFO L82 PathProgramCache]: Analyzing trace with hash -211599140, now seen corresponding path program 1 times [2018-11-28 10:48:41,267 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:48:41,267 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/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 [2018-11-28 10:48:41,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:48:41,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:48:41,342 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:48:41,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:48:41,727 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:48:41,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:48:41,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-11-28 10:48:41,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-28 10:48:41,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-28 10:48:41,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2018-11-28 10:48:41,735 INFO L87 Difference]: Start difference. First operand 46 states and 48 transitions. Second operand 16 states. [2018-11-28 10:48:43,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:48:43,610 INFO L93 Difference]: Finished difference Result 58 states and 61 transitions. [2018-11-28 10:48:43,611 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 10:48:43,611 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 37 [2018-11-28 10:48:43,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:48:43,611 INFO L225 Difference]: With dead ends: 58 [2018-11-28 10:48:43,611 INFO L226 Difference]: Without dead ends: 50 [2018-11-28 10:48:43,612 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=87, Invalid=615, Unknown=0, NotChecked=0, Total=702 [2018-11-28 10:48:43,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-28 10:48:43,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2018-11-28 10:48:43,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-28 10:48:43,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2018-11-28 10:48:43,614 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 37 [2018-11-28 10:48:43,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:48:43,614 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2018-11-28 10:48:43,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-28 10:48:43,614 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2018-11-28 10:48:43,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-28 10:48:43,615 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:48:43,615 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:48:43,615 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:48:43,615 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:48:43,615 INFO L82 PathProgramCache]: Analyzing trace with hash -1222716390, now seen corresponding path program 1 times [2018-11-28 10:48:43,615 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:48:43,615 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-11-28 10:48:43,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:48:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:48:43,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:48:43,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:48:43,776 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:48:43,788 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:48:43,788 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 10:48:43,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 10:48:43,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 10:48:43,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 10:48:43,789 INFO L87 Difference]: Start difference. First operand 47 states and 49 transitions. Second operand 8 states. [2018-11-28 10:48:44,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:48:44,294 INFO L93 Difference]: Finished difference Result 65 states and 67 transitions. [2018-11-28 10:48:44,295 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-28 10:48:44,295 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2018-11-28 10:48:44,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:48:44,295 INFO L225 Difference]: With dead ends: 65 [2018-11-28 10:48:44,296 INFO L226 Difference]: Without dead ends: 38 [2018-11-28 10:48:44,296 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-11-28 10:48:44,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-11-28 10:48:44,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-11-28 10:48:44,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-28 10:48:44,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 38 transitions. [2018-11-28 10:48:44,298 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 38 transitions. Word has length 37 [2018-11-28 10:48:44,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:48:44,298 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 38 transitions. [2018-11-28 10:48:44,299 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 10:48:44,299 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 38 transitions. [2018-11-28 10:48:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-28 10:48:44,299 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:48:44,299 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:48:44,299 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:48:44,299 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:48:44,299 INFO L82 PathProgramCache]: Analyzing trace with hash -737173796, now seen corresponding path program 1 times [2018-11-28 10:48:44,299 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:48:44,299 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2018-11-28 10:48:44,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:48:44,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:48:44,376 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:48:44,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:48:44,524 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:48:44,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:48:44,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2018-11-28 10:48:44,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-28 10:48:44,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-28 10:48:44,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2018-11-28 10:48:44,533 INFO L87 Difference]: Start difference. First operand 38 states and 38 transitions. Second operand 12 states. [2018-11-28 10:48:45,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:48:45,021 INFO L93 Difference]: Finished difference Result 46 states and 46 transitions. [2018-11-28 10:48:45,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-28 10:48:45,021 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 37 [2018-11-28 10:48:45,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:48:45,022 INFO L225 Difference]: With dead ends: 46 [2018-11-28 10:48:45,022 INFO L226 Difference]: Without dead ends: 38 [2018-11-28 10:48:45,022 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2018-11-28 10:48:45,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2018-11-28 10:48:45,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2018-11-28 10:48:45,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-28 10:48:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 37 transitions. [2018-11-28 10:48:45,026 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 37 transitions. Word has length 37 [2018-11-28 10:48:45,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:48:45,026 INFO L480 AbstractCegarLoop]: Abstraction has 38 states and 37 transitions. [2018-11-28 10:48:45,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-28 10:48:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 37 transitions. [2018-11-28 10:48:45,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-28 10:48:45,027 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 10:48:45,027 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 10:48:45,028 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 10:48:45,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 10:48:45,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1748291046, now seen corresponding path program 1 times [2018-11-28 10:48:45,028 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-11-28 10:48:45,028 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2018-11-28 10:48:45,031 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 10:48:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 10:48:45,102 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 10:48:45,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 10:48:45,423 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-28 10:48:45,430 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 10:48:45,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2018-11-28 10:48:45,431 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-28 10:48:45,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-28 10:48:45,431 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2018-11-28 10:48:45,431 INFO L87 Difference]: Start difference. First operand 38 states and 37 transitions. Second operand 15 states. [2018-11-28 10:48:46,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 10:48:46,727 INFO L93 Difference]: Finished difference Result 38 states and 37 transitions. [2018-11-28 10:48:46,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-28 10:48:46,728 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 37 [2018-11-28 10:48:46,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 10:48:46,728 INFO L225 Difference]: With dead ends: 38 [2018-11-28 10:48:46,728 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 10:48:46,728 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-11-28 10:48:46,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 10:48:46,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 10:48:46,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 10:48:46,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 10:48:46,729 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2018-11-28 10:48:46,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 10:48:46,729 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 10:48:46,729 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-28 10:48:46,729 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 10:48:46,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 10:48:46,732 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 10:48:47,338 INFO L448 ceAbstractionStarter]: For program point L213-1(lines 213 217) no Hoare annotation was computed. [2018-11-28 10:48:47,338 INFO L444 ceAbstractionStarter]: At program point L213-2(lines 213 217) the Hoare annotation is: (= |isinf_float_#in~x| isinf_float_~x) [2018-11-28 10:48:47,338 INFO L448 ceAbstractionStarter]: For program point L213-3(lines 213 217) no Hoare annotation was computed. [2018-11-28 10:48:47,338 INFO L451 ceAbstractionStarter]: At program point isinf_floatENTRY(lines 211 220) the Hoare annotation is: true [2018-11-28 10:48:47,338 INFO L448 ceAbstractionStarter]: For program point isinf_floatEXIT(lines 211 220) no Hoare annotation was computed. [2018-11-28 10:48:47,338 INFO L448 ceAbstractionStarter]: For program point isinf_floatFINAL(lines 211 220) no Hoare annotation was computed. [2018-11-28 10:48:47,338 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-11-28 10:48:47,339 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 222 238) the Hoare annotation is: true [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 222 238) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 234) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L444 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (and (= main_~res~0 (fp (_ bv0 1) (_ bv255 8) (_ bv0 23))) (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24)))) [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 222 238) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point L233-1(lines 233 236) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L444 ceAbstractionStarter]: At program point L231(line 231) the Hoare annotation is: (= main_~x~0 (fp.div roundNearestTiesToEven ((_ to_fp 8 24) roundNearestTiesToEven 1.0) (_ +zero 8 24))) [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point L231-1(line 231) no Hoare annotation was computed. [2018-11-28 10:48:47,339 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 126 127) no Hoare annotation was computed. [2018-11-28 10:48:47,340 INFO L448 ceAbstractionStarter]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2018-11-28 10:48:47,340 INFO L444 ceAbstractionStarter]: At program point L85-2(lines 85 89) the Hoare annotation is: (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) [2018-11-28 10:48:47,340 INFO L448 ceAbstractionStarter]: For program point L85-3(lines 85 89) no Hoare annotation was computed. [2018-11-28 10:48:47,340 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 176 180) no Hoare annotation was computed. [2018-11-28 10:48:47,340 INFO L444 ceAbstractionStarter]: At program point L176-2(lines 176 180) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-11-28 10:48:47,340 INFO L448 ceAbstractionStarter]: For program point L176-3(lines 176 180) no Hoare annotation was computed. [2018-11-28 10:48:47,340 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 185 189) no Hoare annotation was computed. [2018-11-28 10:48:47,340 INFO L444 ceAbstractionStarter]: At program point L185-2(lines 185 189) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-11-28 10:48:47,340 INFO L448 ceAbstractionStarter]: For program point L185-3(lines 185 189) no Hoare annotation was computed. [2018-11-28 10:48:47,340 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2018-11-28 10:48:47,340 INFO L444 ceAbstractionStarter]: At program point L161-2(lines 161 165) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point __ieee754_hypotfFINAL(lines 81 208) no Hoare annotation was computed. [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point L145(lines 145 172) no Hoare annotation was computed. [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point L112(lines 112 116) no Hoare annotation was computed. [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point L112-1(lines 81 208) no Hoare annotation was computed. [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point L112-2(lines 81 208) no Hoare annotation was computed. [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point __ieee754_hypotfEXIT(lines 81 208) no Hoare annotation was computed. [2018-11-28 10:48:47,341 INFO L451 ceAbstractionStarter]: At program point __ieee754_hypotfENTRY(lines 81 208) the Hoare annotation is: true [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point L121(lines 121 144) no Hoare annotation was computed. [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point L121-1(lines 81 208) no Hoare annotation was computed. [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 171) no Hoare annotation was computed. [2018-11-28 10:48:47,341 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 106) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 129) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 143) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 121 144) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L444 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L197-1(line 197) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 171) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 111) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 81 208) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 125) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2018-11-28 10:48:47,342 INFO L448 ceAbstractionStarter]: For program point L124-2(lines 122 129) no Hoare annotation was computed. [2018-11-28 10:48:47,347 INFO L444 ceAbstractionStarter]: At program point L91-2(lines 91 95) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_29 (_ BitVec 32))) (and (= __ieee754_hypotf_~ha~0 (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_29)) (= (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_29) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_29) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_29)) |__ieee754_hypotf_#in~x|)))) [2018-11-28 10:48:47,347 INFO L448 ceAbstractionStarter]: For program point L91-3(lines 91 95) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L444 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 149 153) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L444 ceAbstractionStarter]: At program point L149-2(lines 149 153) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L149-3(lines 149 153) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L166(lines 166 170) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L166-1(lines 157 171) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 191 195) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L444 ceAbstractionStarter]: At program point L191-2(lines 191 195) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L191-3(lines 191 195) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 198) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L175-2(lines 81 208) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 200 204) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L444 ceAbstractionStarter]: At program point L200-2(lines 200 204) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L200-3(lines 200 204) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L444 ceAbstractionStarter]: At program point L134-2(lines 134 138) the Hoare annotation is: (and (= |__ieee754_hypotf_#in~x| __ieee754_hypotf_~x) (exists ((v___ieee754_hypotf_~ha~0_27 (_ BitVec 32))) (and (= |__ieee754_hypotf_#in~x| (fp ((_ extract 31 31) v___ieee754_hypotf_~ha~0_27) ((_ extract 30 23) v___ieee754_hypotf_~ha~0_27) ((_ extract 22 0) v___ieee754_hypotf_~ha~0_27))) (bvsgt (_ bv2139095040 32) (bvand (_ bv2147483647 32) v___ieee754_hypotf_~ha~0_27))))) [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L35-2(lines 35 39) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 32) no Hoare annotation was computed. [2018-11-28 10:48:47,348 INFO L448 ceAbstractionStarter]: For program point L52(lines 52 56) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L52-2(lines 52 56) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L451 ceAbstractionStarter]: At program point L19-2(lines 19 23) the Hoare annotation is: true [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L73-1(lines 73 77) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L451 ceAbstractionStarter]: At program point L73-2(lines 73 77) the Hoare annotation is: true [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L36-2(lines 36 37) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L451 ceAbstractionStarter]: At program point L36-3(lines 36 37) the Hoare annotation is: true [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 68) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L36-4(lines 36 37) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L61(lines 61 70) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L451 ceAbstractionStarter]: At program point __ieee754_sqrtfENTRY(lines 14 79) the Hoare annotation is: true [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfFINAL(lines 14 79) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 30) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point __ieee754_sqrtfEXIT(lines 14 79) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L451 ceAbstractionStarter]: At program point L50-2(lines 50 59) the Hoare annotation is: true [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L50-3(lines 14 79) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 43) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L42-2(lines 42 43) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L63(lines 63 69) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L26(lines 26 27) no Hoare annotation was computed. [2018-11-28 10:48:47,349 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 39) no Hoare annotation was computed. [2018-11-28 10:48:47,354 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,355 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,355 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,355 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,360 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,360 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,360 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,360 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,361 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,362 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,362 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,362 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,362 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,363 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,363 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,363 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,363 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,363 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,363 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,364 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,365 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,365 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,365 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,365 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,366 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,367 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,368 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,368 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,368 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,368 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,368 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,369 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,369 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,369 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,369 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,369 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,370 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,371 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,371 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,371 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,371 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,371 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 10:48:47 BoogieIcfgContainer [2018-11-28 10:48:47,373 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 10:48:47,373 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 10:48:47,373 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 10:48:47,373 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 10:48:47,374 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 10:47:22" (3/4) ... [2018-11-28 10:48:47,376 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 10:48:47,380 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isinf_float [2018-11-28 10:48:47,381 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 10:48:47,381 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 10:48:47,381 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_hypotf [2018-11-28 10:48:47,381 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-11-28 10:48:47,385 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2018-11-28 10:48:47,386 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-28 10:48:47,386 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 10:48:47,386 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 10:48:47,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-28 10:48:47,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-11-28 10:48:47,405 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_29 : bv32 :: ha == ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_29) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_29[31:31], v___ieee754_hypotf_~ha~0_29[30:23], v___ieee754_hypotf_~ha~0_29[22:0]) == \old(x)) [2018-11-28 10:48:47,418 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d52c51d2-30b2-49d9-b989-e7c2b0d6d5ca/bin-2019/uautomizer/witness.graphml [2018-11-28 10:48:47,418 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 10:48:47,419 INFO L168 Benchmark]: Toolchain (without parser) took 86860.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -148.4 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. [2018-11-28 10:48:47,419 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 10:48:47,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.52 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-28 10:48:47,420 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -190.3 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-11-28 10:48:47,420 INFO L168 Benchmark]: Boogie Preprocessor took 42.61 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. [2018-11-28 10:48:47,420 INFO L168 Benchmark]: RCFGBuilder took 1203.53 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: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:48:47,421 INFO L168 Benchmark]: TraceAbstraction took 85245.04 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -35.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-11-28 10:48:47,421 INFO L168 Benchmark]: Witness Printer took 45.31 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: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-11-28 10:48:47,422 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 262.52 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -190.3 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.61 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 1203.53 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: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 85245.04 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 57.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -35.0 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Witness Printer took 45.31 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: 7.4 MB). Peak memory consumption was 7.4 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___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 234]: 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: 50]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 134]: Loop Invariant [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,427 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 91]: Loop Invariant [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,428 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] [2018-11-28 10:48:47,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_29,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_29 : bv32 :: ha == ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_29) && ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_29[31:31], v___ieee754_hypotf_~ha~0_29[30:23], v___ieee754_hypotf_~ha~0_29[22:0]) == \old(x)) - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant [2018-11-28 10:48:47,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,429 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 213]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 185]: Loop Invariant [2018-11-28 10:48:47,430 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,431 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 161]: Loop Invariant [2018-11-28 10:48:47,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,432 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 149]: Loop Invariant [2018-11-28 10:48:47,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,433 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 191]: Loop Invariant [2018-11-28 10:48:47,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,434 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,435 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,435 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,435 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,435 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] [2018-11-28 10:48:47,435 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v___ieee754_hypotf_~ha~0_27,QUANTIFIED] Derived loop invariant: \old(x) == x && (\exists v___ieee754_hypotf_~ha~0_27 : bv32 :: \old(x) == ~fp~LONGDOUBLE(v___ieee754_hypotf_~ha~0_27[31:31], v___ieee754_hypotf_~ha~0_27[30:23], v___ieee754_hypotf_~ha~0_27[22:0]) && ~bvsgt32(2139095040bv32, ~bvand32(2147483647bv32, v___ieee754_hypotf_~ha~0_27))) - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 101 locations, 1 error locations. SAFE Result, 85.1s OverallTime, 8 OverallIterations, 1 TraceHistogramMax, 80.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 609 SDtfs, 785 SDslu, 3501 SDs, 0 SdLazy, 1542 SolverSat, 67 SolverUnsat, 25 SolverUnknown, 0 SolverNotchecked, 74.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 326 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 131 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 7.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 40 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 94 PreInvPairs, 180 NumberOfFragments, 240 HoareAnnotationTreeSize, 94 FomulaSimplifications, 1140 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 503 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 276 NumberOfCodeBlocks, 276 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 268 ConstructedInterpolants, 110 QuantifiedInterpolants, 102034 SizeOfPredicates, 44 NumberOfNonLiveVariables, 884 ConjunctsInSsa, 119 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...