./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e44540fb45c3e973e92240537908eaa3d281c084 .................................................................................................................................................................................................................................................................................... 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_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e44540fb45c3e973e92240537908eaa3d281c084 ............................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:30:00,095 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:30:00,097 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:30:00,104 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:30:00,104 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:30:00,105 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:30:00,106 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:30:00,107 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:30:00,108 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:30:00,108 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:30:00,109 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:30:00,109 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:30:00,110 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:30:00,110 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:30:00,111 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:30:00,111 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:30:00,112 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:30:00,113 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:30:00,115 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:30:00,115 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:30:00,116 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:30:00,117 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:30:00,118 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:30:00,119 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:30:00,119 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:30:00,119 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:30:00,120 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:30:00,121 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:30:00,121 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:30:00,122 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:30:00,122 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:30:00,123 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:30:00,123 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:30:00,123 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:30:00,124 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:30:00,124 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:30:00,124 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 06:30:00,134 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:30:00,135 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:30:00,135 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:30:00,135 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:30:00,136 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:30:00,136 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:30:00,136 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:30:00,136 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:30:00,136 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:30:00,137 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:30:00,137 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:30:00,137 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:30:00,137 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:30:00,137 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:30:00,137 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:30:00,137 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:30:00,137 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:30:00,138 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:30:00,138 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:30:00,138 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:30:00,138 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:30:00,138 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:30:00,138 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:30:00,138 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:30:00,139 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:30:00,139 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 06:30:00,139 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:30:00,139 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:30:00,139 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_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak 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 -> Kojak 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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2018-11-10 06:30:00,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:30:00,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:30:00,176 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:30:00,177 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:30:00,178 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:30:00,178 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-11-10 06:30:00,223 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data/a48dee9ac/dac1b522510844fd8d49191525351c3d/FLAG1cb77255b [2018-11-10 06:30:00,616 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:30:00,616 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-11-10 06:30:00,621 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data/a48dee9ac/dac1b522510844fd8d49191525351c3d/FLAG1cb77255b [2018-11-10 06:30:00,629 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data/a48dee9ac/dac1b522510844fd8d49191525351c3d [2018-11-10 06:30:00,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:30:00,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:30:00,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:30:00,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:30:00,635 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:30:00,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3273a8c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00, skipping insertion in model container [2018-11-10 06:30:00,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:30:00,667 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:30:00,829 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:30:00,835 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:30:00,871 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:30:00,890 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:30:00,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00 WrapperNode [2018-11-10 06:30:00,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:30:00,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:30:00,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:30:00,891 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:30:00,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:30:00,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:30:00,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:30:00,963 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:30:00,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... [2018-11-10 06:30:00,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:30:00,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:30:00,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:30:00,994 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:30:00,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-10 06:30:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 06:30:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 06:30:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 06:30:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 06:30:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 06:30:01,035 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 06:30:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 06:30:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:30:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:30:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 06:30:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 06:30:01,036 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 06:30:01,036 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 06:30:01,947 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:30:01,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:30:01 BoogieIcfgContainer [2018-11-10 06:30:01,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:30:01,948 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:30:01,948 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:30:01,956 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:30:01,956 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:30:01" (1/1) ... [2018-11-10 06:30:01,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:30:01,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:30:01,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-11-10 06:30:01,987 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-11-10 06:30:01,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 06:30:01,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:30:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:30:02,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:30:02,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:30:02,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-11-10 06:30:02,093 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-11-10 06:30:02,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 06:30:02,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:30:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:30:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:30:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:30:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:30:02,288 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 06:30:02,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 06:30:02 ImpRootNode [2018-11-10 06:30:02,325 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 06:30:02,325 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:30:02,325 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:30:02,326 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:30:02,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:30:01" (3/4) ... [2018-11-10 06:30:02,329 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 06:30:02,329 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:30:02,331 INFO L168 Benchmark]: Toolchain (without parser) took 1699.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 959.1 MB in the beginning and 968.7 MB in the end (delta: -9.5 MB). Peak memory consumption was 146.2 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:02,332 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:30:02,332 INFO L168 Benchmark]: CACSL2BoogieTranslator took 259.02 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 943.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:02,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 943.0 MB in the beginning and 1.2 GB in the end (delta: -210.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:02,334 INFO L168 Benchmark]: Boogie Preprocessor took 30.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:02,334 INFO L168 Benchmark]: RCFGBuilder took 953.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.8 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:02,335 INFO L168 Benchmark]: CodeCheck took 377.22 ms. Allocated memory is still 1.2 GB. Free memory was 997.8 MB in the beginning and 968.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. [2018-11-10 06:30:02,335 INFO L168 Benchmark]: Witness Printer took 4.75 ms. Allocated memory is still 1.2 GB. Free memory is still 968.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:30:02,339 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 204 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 33 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 238]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 237, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] FCALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] FCALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] FCALL static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L232] float x = 0.0f; [L233] float y = 0.0f; [L234] CALL, EXPR __ieee754_atan2f(y, x) [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] FCALL ieee_float_shape_type gf_u; [L124] FCALL gf_u.value = (x) [L125] EXPR, FCALL gf_u.word [L125] (hx) = gf_u.word [L126] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L127] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] FCALL ieee_float_shape_type gf_u; [L130] FCALL gf_u.value = (y) [L131] EXPR, FCALL gf_u.word [L131] (hy) = gf_u.word [L132] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L133] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] RET return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L234] EXPR __ieee754_atan2f(y, x) [L234] float res = __ieee754_atan2f(y, x); [L237] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L237] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L238] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 259.02 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 943.0 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 71.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 943.0 MB in the beginning and 1.2 GB in the end (delta: -210.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 953.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 997.8 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.5 MB. Max. memory is 11.5 GB. * CodeCheck took 377.22 ms. Allocated memory is still 1.2 GB. Free memory was 997.8 MB in the beginning and 968.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.75 ms. Allocated memory is still 1.2 GB. Free memory is still 968.7 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:30:03,813 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:30:03,814 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:30:03,823 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:30:03,823 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:30:03,824 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:30:03,825 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:30:03,826 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:30:03,827 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:30:03,827 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:30:03,828 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:30:03,828 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:30:03,829 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:30:03,830 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:30:03,831 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:30:03,831 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:30:03,832 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:30:03,833 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:30:03,834 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:30:03,835 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:30:03,836 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:30:03,837 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:30:03,838 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:30:03,838 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:30:03,838 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:30:03,839 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:30:03,840 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:30:03,840 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:30:03,841 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:30:03,842 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:30:03,842 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:30:03,842 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:30:03,842 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:30:03,842 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:30:03,843 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:30:03,844 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:30:03,844 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 06:30:03,854 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:30:03,855 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:30:03,855 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:30:03,855 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:30:03,856 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:30:03,856 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:30:03,856 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:30:03,856 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:30:03,856 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:30:03,856 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:30:03,856 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:30:03,857 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:30:03,857 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:30:03,857 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:30:03,857 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:30:03,857 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:30:03,858 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:30:03,858 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:30:03,859 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:30:03,859 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:30:03,859 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:30:03,859 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:30:03,859 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:30:03,859 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:30:03,859 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:30:03,859 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:30:03,860 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 06:30:03,860 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:30:03,860 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:30:03,860 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:30:03,860 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:30:03,860 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_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak 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 -> Kojak 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 -> e44540fb45c3e973e92240537908eaa3d281c084 [2018-11-10 06:30:03,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:30:03,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:30:03,903 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:30:03,904 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:30:03,904 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:30:03,905 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-11-10 06:30:03,939 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data/3ab8b5b15/da29dc1325d243ce8482eed0a02760ce/FLAG640ae0bc4 [2018-11-10 06:30:04,338 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:30:04,338 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/sv-benchmarks/c/float-newlib/float_req_bl_0681b_true-unreach-call.c [2018-11-10 06:30:04,342 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data/3ab8b5b15/da29dc1325d243ce8482eed0a02760ce/FLAG640ae0bc4 [2018-11-10 06:30:04,350 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/data/3ab8b5b15/da29dc1325d243ce8482eed0a02760ce [2018-11-10 06:30:04,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:30:04,353 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:30:04,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:30:04,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:30:04,356 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:30:04,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a0356a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04, skipping insertion in model container [2018-11-10 06:30:04,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:30:04,388 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:30:04,540 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:30:04,547 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:30:04,596 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:30:04,617 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:30:04,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04 WrapperNode [2018-11-10 06:30:04,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:30:04,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:30:04,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:30:04,618 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:30:04,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,634 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,654 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:30:04,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:30:04,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:30:04,655 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:30:04,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,666 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,726 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,728 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... [2018-11-10 06:30:04,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:30:04,733 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:30:04,733 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:30:04,733 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:30:04,734 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:30:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-10 06:30:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 06:30:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 06:30:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 06:30:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 06:30:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 06:30:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 06:30:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:30:04,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:30:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 06:30:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 06:30:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 06:30:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 06:30:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 06:30:04,922 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:04,938 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:04,981 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:04,987 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,021 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,030 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,033 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,036 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,087 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,092 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,094 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,097 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,158 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,162 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,166 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,170 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,173 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,179 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,183 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,186 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,192 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,195 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,198 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,221 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,232 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,241 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,247 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,261 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:05,265 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:25,818 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:30:25,821 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:34:39,545 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:34:39,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:34:39 BoogieIcfgContainer [2018-11-10 06:34:39,546 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:34:39,546 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:34:39,546 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:34:39,553 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:34:39,553 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:34:39" (1/1) ... [2018-11-10 06:34:39,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:34:39,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:34:39,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2018-11-10 06:34:39,583 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-11-10 06:34:39,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 06:34:39,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:34:39,619 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:34:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:34:39,651 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:34:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:34:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:34:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 71 states and 111 transitions. [2018-11-10 06:34:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2018-11-10 06:34:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 06:34:39,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:34:39,669 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:34:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:34:39,724 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:34:39,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:34:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:34:40,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 71 states and 110 transitions. [2018-11-10 06:34:40,511 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 110 transitions. [2018-11-10 06:34:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 06:34:40,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:34:40,516 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:34:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:34:40,553 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:34:40,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:34:40,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:34:40,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 109 transitions. [2018-11-10 06:34:40,776 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2018-11-10 06:34:40,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 06:34:40,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:34:40,777 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:34:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:34:40,810 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:34:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:34:49,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:34:49,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 73 states and 127 transitions. [2018-11-10 06:34:49,891 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 127 transitions. [2018-11-10 06:34:49,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 06:34:49,891 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:34:49,892 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:34:49,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:34:49,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:34:50,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:34:53,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:34:53,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 71 states and 120 transitions. [2018-11-10 06:34:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2018-11-10 06:34:53,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 06:34:53,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:34:53,306 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:34:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:34:53,329 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:34:53,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:34:53,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:34:53,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 71 states and 118 transitions. [2018-11-10 06:34:53,333 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 118 transitions. [2018-11-10 06:34:53,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-10 06:34:53,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:34:53,334 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:34:53,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:34:53,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:34:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:34:58,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:34:58,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 71 states and 116 transitions. [2018-11-10 06:34:58,353 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2018-11-10 06:34:58,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 06:34:58,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:34:58,354 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:34:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:34:58,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:34:58,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:34:59,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:34:59,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 121 transitions. [2018-11-10 06:34:59,641 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2018-11-10 06:34:59,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 06:34:59,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:34:59,642 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 06:34:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:34:59,673 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:35:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:35:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:35:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-10 06:35:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-10 06:35:04,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 06:35:04,877 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2018-11-10 06:35:04,882 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 06:35:05,004 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:35:05,006 INFO L582 CodeCheckObserver]: Invariant with dag size 14 [2018-11-10 06:35:05,010 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 06:35:05,010 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 06:35:05,010 INFO L582 CodeCheckObserver]: Invariant with dag size 6 [2018-11-10 06:35:05,011 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 06:35:05,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 06:35:05 ImpRootNode [2018-11-10 06:35:05,011 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 06:35:05,012 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:35:05,012 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:35:05,012 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:35:05,012 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:34:39" (3/4) ... [2018-11-10 06:35:05,014 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 06:35:05,017 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-11-10 06:35:05,018 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2018-11-10 06:35:05,024 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-10 06:35:05,024 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-10 06:35:05,025 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-11-10 06:35:05,025 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-10 06:35:05,052 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-11-10 06:35:05,093 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3ab80653-bc9b-4f6e-bea4-109507037b41/bin-2019/ukojak/witness.graphml [2018-11-10 06:35:05,093 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:35:05,094 INFO L168 Benchmark]: Toolchain (without parser) took 300742.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 104.9 MB). Free memory was 947.9 MB in the beginning and 937.0 MB in the end (delta: 10.9 MB). Peak memory consumption was 115.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:35:05,095 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:35:05,095 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.28 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 926.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:35:05,096 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.92 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:35:05,096 INFO L168 Benchmark]: Boogie Preprocessor took 77.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -180.7 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:35:05,096 INFO L168 Benchmark]: RCFGBuilder took 274813.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.2 MB in the end (delta: 201.9 MB). Peak memory consumption was 201.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:35:05,096 INFO L168 Benchmark]: CodeCheck took 25465.15 ms. Allocated memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: -16.3 MB). Free memory was 905.2 MB in the beginning and 950.0 MB in the end (delta: -44.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:35:05,097 INFO L168 Benchmark]: Witness Printer took 82.07 ms. Allocated memory is still 1.1 GB. Free memory was 950.0 MB in the beginning and 937.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-11-10 06:35:05,098 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 204 locations, 1 error locations. SAFE Result, 25.3s OverallTime, 10 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 10536 SDtfs, 2582 SDslu, 1928 SDs, 0 SdLazy, 11914 SolverSat, 2904 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 55.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1391 GetRequests, 1262 SyntacticMatches, 9 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 5612 ImplicationChecksByTransitivity, 14.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 138 NumberOfCodeBlocks, 138 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 129 ConstructedInterpolants, 14 QuantifiedInterpolants, 13100 SizeOfPredicates, 57 NumberOfNonLiveVariables, 729 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 238]: 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: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: (ix == ~bvand32(hx, 2147483647bv32) && ~Pluszero~LONGDOUBLE() == ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0])) && ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x && ~Pluszero~LONGDOUBLE() == y - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 264.28 ms. Allocated memory is still 1.0 GB. Free memory was 947.9 MB in the beginning and 926.4 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 36.92 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 926.4 MB in the beginning and 1.1 GB in the end (delta: -180.7 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 274813.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.2 MB in the end (delta: 201.9 MB). Peak memory consumption was 201.9 MB. Max. memory is 11.5 GB. * CodeCheck took 25465.15 ms. Allocated memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: -16.3 MB). Free memory was 905.2 MB in the beginning and 950.0 MB in the end (delta: -44.7 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 82.07 ms. Allocated memory is still 1.1 GB. Free memory was 950.0 MB in the beginning and 937.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...