./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ......................................................................................................................................................................................................................................................... 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_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/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 6efcf0ef01c01ffa978b867fd4fac99c9f84566e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 22:24:42,924 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 22:24:42,925 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 22:24:42,932 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 22:24:42,933 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 22:24:42,933 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 22:24:42,934 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 22:24:42,935 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 22:24:42,936 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 22:24:42,937 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 22:24:42,937 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 22:24:42,938 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 22:24:42,938 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 22:24:42,939 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 22:24:42,940 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 22:24:42,940 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 22:24:42,941 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 22:24:42,942 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 22:24:42,943 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 22:24:42,944 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 22:24:42,945 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 22:24:42,946 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 22:24:42,948 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 22:24:42,948 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 22:24:42,948 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 22:24:42,949 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 22:24:42,949 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 22:24:42,950 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 22:24:42,951 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 22:24:42,951 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 22:24:42,952 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 22:24:42,952 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 22:24:42,952 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 22:24:42,952 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 22:24:42,953 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 22:24:42,953 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 22:24:42,954 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 22:24:42,964 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 22:24:42,964 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 22:24:42,965 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 22:24:42,965 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 22:24:42,966 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 22:24:42,966 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 22:24:42,966 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 22:24:42,966 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 22:24:42,966 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 22:24:42,967 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 22:24:42,967 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 22:24:42,967 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 22:24:42,967 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 22:24:42,967 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 22:24:42,967 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 22:24:42,967 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 22:24:42,967 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 22:24:42,968 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 22:24:42,968 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 22:24:42,968 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 22:24:42,968 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 22:24:42,968 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 22:24:42,968 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 22:24:42,968 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 22:24:42,969 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 22:24:42,969 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 22:24:42,969 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 22:24:42,969 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 22:24:42,969 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 22:24:42,969 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_f002aa36-f90d-4f14-8da6-6053a987535d/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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2018-12-02 22:24:42,986 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 22:24:42,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 22:24:42,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 22:24:42,995 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 22:24:42,996 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 22:24:42,996 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-02 22:24:43,038 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data/e2016eba5/4b117dbd47274d109e81e279de599d08/FLAGd9d8270cc [2018-12-02 22:24:43,450 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 22:24:43,450 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-02 22:24:43,454 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data/e2016eba5/4b117dbd47274d109e81e279de599d08/FLAGd9d8270cc [2018-12-02 22:24:43,462 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data/e2016eba5/4b117dbd47274d109e81e279de599d08 [2018-12-02 22:24:43,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 22:24:43,464 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 22:24:43,465 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 22:24:43,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 22:24:43,467 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 22:24:43,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a43ac9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43, skipping insertion in model container [2018-12-02 22:24:43,469 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,473 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 22:24:43,484 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 22:24:43,586 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:24:43,589 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 22:24:43,610 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:24:43,652 INFO L195 MainTranslator]: Completed translation [2018-12-02 22:24:43,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43 WrapperNode [2018-12-02 22:24:43,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 22:24:43,653 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 22:24:43,653 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 22:24:43,654 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 22:24:43,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 22:24:43,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 22:24:43,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 22:24:43,684 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 22:24:43,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,702 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 22:24:43,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 22:24:43,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 22:24:43,704 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 22:24:43,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/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 [2018-12-02 22:24:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 22:24:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 22:24:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 22:24:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 22:24:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 22:24:43,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 22:24:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 22:24:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 22:24:43,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 22:24:43,972 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 22:24:43,972 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 22:24:43,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:43 BoogieIcfgContainer [2018-12-02 22:24:43,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 22:24:43,972 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 22:24:43,973 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 22:24:43,979 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 22:24:43,980 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:43" (1/1) ... [2018-12-02 22:24:43,986 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 22:24:44,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:24:44,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-02 22:24:44,008 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-02 22:24:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 22:24:44,010 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:24:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:24:44,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:24:44,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:24:44,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-02 22:24:44,084 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-02 22:24:44,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 22:24:44,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:24:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 22:24:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 22:24:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 22:24:44,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 22:24:44,235 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 22:24:44,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:24:44 ImpRootNode [2018-12-02 22:24:44,255 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 22:24:44,255 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 22:24:44,255 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 22:24:44,255 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 22:24:44,256 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:43" (3/4) ... [2018-12-02 22:24:44,258 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 22:24:44,258 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 22:24:44,259 INFO L168 Benchmark]: Toolchain (without parser) took 794.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -100.8 MB). Peak memory consumption was 38.1 MB. Max. memory is 11.5 GB. [2018-12-02 22:24:44,260 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:24:44,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -171.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-12-02 22:24:44,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.19 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. [2018-12-02 22:24:44,261 INFO L168 Benchmark]: Boogie Preprocessor took 19.90 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. [2018-12-02 22:24:44,261 INFO L168 Benchmark]: RCFGBuilder took 268.51 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: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-12-02 22:24:44,261 INFO L168 Benchmark]: CodeCheck took 282.34 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: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. [2018-12-02 22:24:44,261 INFO L168 Benchmark]: Witness Printer took 3.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 22:24:44,263 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 1 procedures, 47 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 82 GetRequests, 82 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 35, overapproximation of bitwiseXor at line 31. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L126] float x = __VERIFIER_nondet_float(); [L127] float y = -1.0f / 0.0f; [L109] __int32_t ix; VAL [one_fmod=1, Zero_fmod={2:0}] [L111] ieee_float_shape_type gf_u; [L112] gf_u.value = (x) [L113] EXPR gf_u.word [L113] (ix) = gf_u.word [L115] ix &= 0x7fffffff [L116] return (((ix) < 0x7f800000L)); [L129] COND TRUE isfinite_float(x) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L131] float res = fmod_float(x, y); [L134] COND TRUE res != x VAL [one_fmod=1, Zero_fmod={2:0}] [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.21 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -171.4 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.19 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. * Boogie Preprocessor took 19.90 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 268.51 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: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. * CodeCheck took 282.34 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: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 22:24:45,651 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 22:24:45,652 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 22:24:45,659 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 22:24:45,659 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 22:24:45,659 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 22:24:45,660 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 22:24:45,661 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 22:24:45,662 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 22:24:45,663 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 22:24:45,664 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 22:24:45,664 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 22:24:45,665 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 22:24:45,665 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 22:24:45,666 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 22:24:45,666 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 22:24:45,667 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 22:24:45,668 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 22:24:45,669 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 22:24:45,670 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 22:24:45,670 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 22:24:45,671 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 22:24:45,672 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 22:24:45,672 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 22:24:45,672 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 22:24:45,672 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 22:24:45,673 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 22:24:45,673 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 22:24:45,673 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 22:24:45,674 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 22:24:45,674 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 22:24:45,674 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 22:24:45,675 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 22:24:45,675 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 22:24:45,675 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 22:24:45,676 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 22:24:45,676 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 22:24:45,686 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 22:24:45,687 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 22:24:45,687 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 22:24:45,688 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 22:24:45,688 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 22:24:45,688 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 22:24:45,689 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 22:24:45,689 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 22:24:45,689 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 22:24:45,689 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 22:24:45,689 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 22:24:45,689 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 22:24:45,689 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 22:24:45,689 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 22:24:45,690 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 22:24:45,690 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 22:24:45,690 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 22:24:45,690 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 22:24:45,690 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 22:24:45,690 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 22:24:45,690 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 22:24:45,691 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 22:24:45,691 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 22:24:45,691 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 22:24:45,691 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 22:24:45,691 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 22:24:45,691 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 22:24:45,691 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 22:24:45,692 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 22:24:45,692 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 22:24:45,692 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 22:24:45,692 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 22:24:45,692 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_f002aa36-f90d-4f14-8da6-6053a987535d/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 -> 6efcf0ef01c01ffa978b867fd4fac99c9f84566e [2018-12-02 22:24:45,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 22:24:45,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 22:24:45,729 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 22:24:45,730 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 22:24:45,731 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 22:24:45,731 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-02 22:24:45,775 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data/f39189e5f/013613fbcd5c4ff4a7d97a3a448b634e/FLAGfda0c974c [2018-12-02 22:24:46,192 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 22:24:46,192 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/sv-benchmarks/c/float-newlib/float_req_bl_1131b_true-unreach-call.c [2018-12-02 22:24:46,198 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data/f39189e5f/013613fbcd5c4ff4a7d97a3a448b634e/FLAGfda0c974c [2018-12-02 22:24:46,207 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/data/f39189e5f/013613fbcd5c4ff4a7d97a3a448b634e [2018-12-02 22:24:46,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 22:24:46,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 22:24:46,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 22:24:46,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 22:24:46,212 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 22:24:46,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dcf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46, skipping insertion in model container [2018-12-02 22:24:46,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 22:24:46,231 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 22:24:46,358 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:24:46,364 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 22:24:46,394 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 22:24:46,412 INFO L195 MainTranslator]: Completed translation [2018-12-02 22:24:46,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46 WrapperNode [2018-12-02 22:24:46,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 22:24:46,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 22:24:46,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 22:24:46,413 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 22:24:46,418 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,476 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 22:24:46,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 22:24:46,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 22:24:46,476 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 22:24:46,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... [2018-12-02 22:24:46,504 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 22:24:46,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 22:24:46,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 22:24:46,504 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 22:24:46,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:24:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/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 [2018-12-02 22:24:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-02 22:24:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 22:24:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 22:24:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 22:24:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 22:24:46,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 22:24:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 22:24:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 22:24:46,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 22:24:46,647 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:24:46,669 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:24:46,699 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:24:46,716 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 22:24:48,407 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 22:24:48,407 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 22:24:48,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:48 BoogieIcfgContainer [2018-12-02 22:24:48,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 22:24:48,407 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 22:24:48,408 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 22:24:48,414 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 22:24:48,414 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:48" (1/1) ... [2018-12-02 22:24:48,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 22:24:48,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:24:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-02 22:24:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-02 22:24:48,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 22:24:48,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:24:48,480 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 22:24:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:24:48,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 22:24:48,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:24:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:24:48,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-02 22:24:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-02 22:24:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-02 22:24:48,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:24:48,520 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 22:24:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:24:48,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 22:24:48,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:24:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:24:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2018-12-02 22:24:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2018-12-02 22:24:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-02 22:24:50,388 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:24:50,389 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 22:24:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:24:50,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 22:24:50,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:24:59,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:24:59,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-12-02 22:24:59,878 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-12-02 22:24:59,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 22:24:59,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 22:24:59,880 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 22:24:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 22:24:59,894 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 22:25:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 22:25:01,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 22:25:01,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2018-12-02 22:25:01,572 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2018-12-02 22:25:01,573 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 22:25:01,573 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-02 22:25:01,578 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 22:25:01,812 INFO L583 CodeCheckObserver]: Invariant with dag size 24 [2018-12-02 22:25:01,816 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,817 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,817 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,817 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,817 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,818 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,821 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,822 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,822 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,823 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-02 22:25:01,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,824 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,825 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,826 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,826 INFO L583 CodeCheckObserver]: Invariant with dag size 16 [2018-12-02 22:25:01,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,827 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,828 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-02 22:25:01,828 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,828 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,828 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,829 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,829 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 22:25:01,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:25:01 ImpRootNode [2018-12-02 22:25:01,829 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 22:25:01,830 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 22:25:01,830 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 22:25:01,830 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 22:25:01,830 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:24:48" (3/4) ... [2018-12-02 22:25:01,833 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 22:25:01,840 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 22:25:01,840 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 22:25:01,856 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y && x == x) && (\exists v_prenex_13 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_prenex_13), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_13[31:31], v_prenex_13[30:23], v_prenex_13[22:0]) == x) [2018-12-02 22:25:01,868 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f002aa36-f90d-4f14-8da6-6053a987535d/bin-2019/ukojak/witness.graphml [2018-12-02 22:25:01,868 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 22:25:01,868 INFO L168 Benchmark]: Toolchain (without parser) took 15659.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 203.4 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -57.1 MB). Peak memory consumption was 146.4 MB. Max. memory is 11.5 GB. [2018-12-02 22:25:01,869 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-12-02 22:25:01,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 202.45 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. [2018-12-02 22:25:01,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -206.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-02 22:25:01,870 INFO L168 Benchmark]: Boogie Preprocessor took 27.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 22:25:01,871 INFO L168 Benchmark]: RCFGBuilder took 1903.19 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: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-12-02 22:25:01,871 INFO L168 Benchmark]: CodeCheck took 13422.00 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.2 MB). Peak memory consumption was 136.2 MB. Max. memory is 11.5 GB. [2018-12-02 22:25:01,871 INFO L168 Benchmark]: Witness Printer took 38.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-12-02 22:25:01,873 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 1 procedures, 47 locations, 1 error locations. SAFE Result, 13.1s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 232 SDtfs, 86 SDslu, 80 SDs, 0 SdLazy, 470 SolverSat, 132 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 474 GetRequests, 416 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 743 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 52 ConstructedInterpolants, 14 QuantifiedInterpolants, 9064 SizeOfPredicates, 26 NumberOfNonLiveVariables, 224 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 135]: 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: 20]: Loop Invariant [2018-12-02 22:25:01,874 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,875 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,875 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,875 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,875 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,875 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,876 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,876 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,876 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,876 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-02 22:25:01,876 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] Derived loop invariant: (~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y && x == x) && (\exists v_prenex_13 : bv32 :: ~bvslt32(~bvand32(2147483647bv32, v_prenex_13), 2139095040bv32) && ~fp~LONGDOUBLE(v_prenex_13[31:31], v_prenex_13[30:23], v_prenex_13[22:0]) == x) - InvariantResult [Line: 17]: Loop Invariant [2018-12-02 22:25:01,877 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,877 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,877 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,877 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,877 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,877 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,878 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,878 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,878 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-02 22:25:01,878 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] Derived loop invariant: x == \result && (\exists v_ULTIMATE.start_fmod_float_~hx~0_44 : bv32 :: \result == ~fp~LONGDOUBLE(v_ULTIMATE.start_fmod_float_~hx~0_44[31:31], v_ULTIMATE.start_fmod_float_~hx~0_44[30:23], v_ULTIMATE.start_fmod_float_~hx~0_44[22:0]) && ~bvslt32(~bvxor32(v_ULTIMATE.start_fmod_float_~hx~0_44, ~bvand32(2147483648bv32, v_ULTIMATE.start_fmod_float_~hx~0_44)), 2139095040bv32)) - InvariantResult [Line: 110]: Loop Invariant [2018-12-02 22:25:01,878 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,879 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,879 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,879 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y && ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == x - InvariantResult [Line: 110]: Loop Invariant [2018-12-02 22:25:01,879 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,879 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,880 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 22:25:01,880 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == x && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == y - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 202.45 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 63.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 139.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -206.9 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1903.19 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: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. * CodeCheck took 13422.00 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.2 MB). Peak memory consumption was 136.2 MB. Max. memory is 11.5 GB. * Witness Printer took 38.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...