./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_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_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/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 7996fde94937d363db08c14aa2955aadfd79e5c8 ...................................................................................................................................................................................................................................................... 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_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/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 7996fde94937d363db08c14aa2955aadfd79e5c8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:39:32,975 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:39:32,976 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:39:32,982 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:39:32,982 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:39:32,983 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:39:32,983 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:39:32,984 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:39:32,985 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:39:32,986 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:39:32,986 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:39:32,986 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:39:32,987 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:39:32,987 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:39:32,988 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:39:32,988 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:39:32,989 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:39:32,989 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:39:32,990 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:39:32,991 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:39:32,992 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:39:32,992 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:39:32,993 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:39:32,994 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:39:32,994 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:39:32,994 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:39:32,995 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:39:32,995 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:39:32,996 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:39:32,996 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:39:32,996 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:39:32,997 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:39:32,997 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:39:32,997 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:39:32,998 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:39:32,998 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:39:32,998 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 01:39:33,005 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:39:33,005 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:39:33,006 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:39:33,006 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:39:33,006 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:39:33,006 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:39:33,007 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:39:33,007 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:39:33,007 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:39:33,007 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:39:33,007 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:39:33,007 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:39:33,007 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:39:33,007 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:39:33,008 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:39:33,008 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:39:33,008 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:39:33,008 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:39:33,008 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:39:33,008 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:39:33,008 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:39:33,008 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:39:33,009 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:39:33,009 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:39:33,009 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:39:33,009 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:39:33,009 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 01:39:33,009 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:39:33,009 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:39:33,010 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_3e83183c-55bf-4bcb-8a54-ecc9122c5279/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 -> 7996fde94937d363db08c14aa2955aadfd79e5c8 [2018-12-09 01:39:33,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:39:33,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:39:33,035 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:39:33,036 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:39:33,036 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:39:33,036 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c [2018-12-09 01:39:33,069 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data/f3443c8a9/31c5d9ce627b404399def14800aeb092/FLAGe403987a0 [2018-12-09 01:39:33,355 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:39:33,355 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c [2018-12-09 01:39:33,359 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data/f3443c8a9/31c5d9ce627b404399def14800aeb092/FLAGe403987a0 [2018-12-09 01:39:33,367 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data/f3443c8a9/31c5d9ce627b404399def14800aeb092 [2018-12-09 01:39:33,368 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:39:33,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:39:33,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:39:33,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:39:33,372 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:39:33,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,374 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 09.12 01:39:33, skipping insertion in model container [2018-12-09 01:39:33,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:39:33,390 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:39:33,492 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:39:33,495 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:39:33,515 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:39:33,558 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:39:33,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33 WrapperNode [2018-12-09 01:39:33,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:39:33,559 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:39:33,559 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:39:33,559 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:39:33,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:39:33,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:39:33,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:39:33,585 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:39:33,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,602 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:39:33,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:39:33,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:39:33,605 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:39:33,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/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 [2018-12-09 01:39:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 01:39:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 01:39:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 01:39:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:39:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:39:33,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:39:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 01:39:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-09 01:39:33,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 01:39:33,867 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:39:33,867 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 01:39:33,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:33 BoogieIcfgContainer [2018-12-09 01:39:33,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:39:33,868 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:39:33,868 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:39:33,877 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:39:33,877 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:33" (1/1) ... [2018-12-09 01:39:33,887 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:39:33,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:39:33,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-09 01:39:33,913 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-09 01:39:33,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 01:39:33,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:39:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:39:33,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:39:34,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:39:34,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-09 01:39:34,002 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-09 01:39:34,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 01:39:34,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:39:34,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:39:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:39:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:39:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:39:34,127 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 01:39:34,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:39:34 ImpRootNode [2018-12-09 01:39:34,147 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:39:34,148 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:39:34,148 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:39:34,148 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:39:34,148 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:33" (3/4) ... [2018-12-09 01:39:34,151 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 01:39:34,151 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:39:34,151 INFO L168 Benchmark]: Toolchain (without parser) took 782.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 961.4 MB in the beginning and 1.0 GB in the end (delta: -61.0 MB). Peak memory consumption was 39.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:34,152 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. [2018-12-09 01:39:34,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:34,153 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:39:34,153 INFO L168 Benchmark]: Boogie Preprocessor took 19.69 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:39:34,153 INFO L168 Benchmark]: RCFGBuilder took 262.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:34,154 INFO L168 Benchmark]: CodeCheck took 279.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:34,154 INFO L168 Benchmark]: Witness Printer took 3.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:39:34,156 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 188.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.7 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -131.7 MB). Peak memory consumption was 29.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.51 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.69 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 262.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 35.8 MB). Peak memory consumption was 35.8 MB. Max. memory is 11.5 GB. * CodeCheck took 279.50 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 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 [2018-12-09 01:39:35,498 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:39:35,499 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:39:35,506 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:39:35,507 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:39:35,507 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:39:35,508 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:39:35,509 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:39:35,510 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:39:35,511 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:39:35,511 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:39:35,511 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:39:35,512 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:39:35,513 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:39:35,514 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:39:35,514 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:39:35,515 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:39:35,516 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:39:35,517 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:39:35,518 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:39:35,519 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:39:35,520 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:39:35,521 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:39:35,522 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:39:35,522 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:39:35,522 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:39:35,523 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:39:35,524 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:39:35,524 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:39:35,525 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:39:35,525 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:39:35,526 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:39:35,526 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:39:35,526 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:39:35,527 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:39:35,527 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:39:35,527 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 01:39:35,538 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:39:35,538 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:39:35,539 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:39:35,539 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 01:39:35,539 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 01:39:35,540 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 01:39:35,540 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:39:35,540 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 01:39:35,540 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 01:39:35,540 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:39:35,540 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:39:35,540 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:39:35,540 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:39:35,540 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 01:39:35,540 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 01:39:35,541 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 01:39:35,541 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:39:35,541 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:39:35,541 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:39:35,541 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 01:39:35,541 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 01:39:35,541 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:39:35,541 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:39:35,542 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 01:39:35,542 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:39:35,542 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:39:35,542 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:39:35,542 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 01:39:35,542 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 01:39:35,542 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:39:35,542 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 01:39:35,542 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 01:39:35,542 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_3e83183c-55bf-4bcb-8a54-ecc9122c5279/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 -> 7996fde94937d363db08c14aa2955aadfd79e5c8 [2018-12-09 01:39:35,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:39:35,576 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:39:35,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:39:35,580 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:39:35,580 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:39:35,581 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c [2018-12-09 01:39:35,626 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data/9205913e2/6d14d338158243a28ec11e16381e7c76/FLAG568e31b0c [2018-12-09 01:39:35,929 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:39:35,930 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/sv-benchmarks/c/float-newlib/float_req_bl_1131a_true-unreach-call.c [2018-12-09 01:39:35,934 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data/9205913e2/6d14d338158243a28ec11e16381e7c76/FLAG568e31b0c [2018-12-09 01:39:35,942 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/data/9205913e2/6d14d338158243a28ec11e16381e7c76 [2018-12-09 01:39:35,944 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:39:35,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:39:35,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:39:35,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:39:35,948 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:39:35,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:39:35" (1/1) ... [2018-12-09 01:39:35,950 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 09.12 01:39:35, skipping insertion in model container [2018-12-09 01:39:35,950 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:39:35" (1/1) ... [2018-12-09 01:39:35,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:39:35,965 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:39:36,073 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:39:36,078 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:39:36,102 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:39:36,117 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:39:36,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36 WrapperNode [2018-12-09 01:39:36,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:39:36,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:39:36,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:39:36,118 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:39:36,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... [2018-12-09 01:39:36,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... [2018-12-09 01:39:36,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:39:36,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:39:36,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:39:36,176 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:39:36,182 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... [2018-12-09 01:39:36,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... [2018-12-09 01:39:36,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... [2018-12-09 01:39:36,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... [2018-12-09 01:39:36,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... [2018-12-09 01:39:36,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... [2018-12-09 01:39:36,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... [2018-12-09 01:39:36,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:39:36,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:39:36,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:39:36,199 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:39:36,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:39:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/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 [2018-12-09 01:39:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-09 01:39:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 01:39:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:39:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 01:39:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:39:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:39:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 01:39:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 01:39:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 01:39:36,321 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 01:39:36,340 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 01:39:36,365 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 01:39:36,387 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 01:39:37,052 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:39:37,052 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 01:39:37,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:37 BoogieIcfgContainer [2018-12-09 01:39:37,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:39:37,053 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 01:39:37,053 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 01:39:37,059 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 01:39:37,059 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:37" (1/1) ... [2018-12-09 01:39:37,065 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:39:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:39:37,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2018-12-09 01:39:37,085 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2018-12-09 01:39:37,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 01:39:37,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:39:37,119 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 01:39:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:39:37,137 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:39:37,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:39:37,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:39:37,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 39 states and 57 transitions. [2018-12-09 01:39:37,151 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 57 transitions. [2018-12-09 01:39:37,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 01:39:37,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:39:37,152 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 01:39:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:39:37,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:39:37,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:39:38,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:39:38,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2018-12-09 01:39:38,973 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2018-12-09 01:39:38,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 01:39:38,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:39:38,975 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 01:39:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:39:39,000 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:39:39,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:39:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:39:47,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2018-12-09 01:39:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2018-12-09 01:39:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 01:39:47,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 01:39:47,854 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 01:39:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:39:47,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:39:48,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:39:49,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 01:39:49,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2018-12-09 01:39:49,421 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2018-12-09 01:39:49,421 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 01:39:49,421 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-09 01:39:49,427 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 01:39:49,641 INFO L583 CodeCheckObserver]: Invariant with dag size 23 [2018-12-09 01:39:49,644 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,644 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,644 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,644 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,646 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,646 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,650 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,650 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,650 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,650 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,651 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,651 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,652 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-09 01:39:49,652 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,652 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,653 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,653 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,653 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,654 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,655 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-09 01:39:49,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,655 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,656 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-09 01:39:49,656 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,657 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,657 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 01:39:49,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:39:49 ImpRootNode [2018-12-09 01:39:49,658 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 01:39:49,658 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:39:49,658 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:39:49,659 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:39:49,659 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:39:37" (3/4) ... [2018-12-09 01:39:49,662 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 01:39:49,670 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 01:39:49,671 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 01:39:49,689 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (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)) && y == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) [2018-12-09 01:39:49,700 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3e83183c-55bf-4bcb-8a54-ecc9122c5279/bin-2019/ukojak/witness.graphml [2018-12-09 01:39:49,701 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:39:49,701 INFO L168 Benchmark]: Toolchain (without parser) took 13756.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 203.9 MB). Free memory was 942.0 MB in the beginning and 1.0 GB in the end (delta: -76.6 MB). Peak memory consumption was 127.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:49,702 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-09 01:39:49,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 172.49 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:49,703 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -204.7 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:49,703 INFO L168 Benchmark]: Boogie Preprocessor took 22.81 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:49,703 INFO L168 Benchmark]: RCFGBuilder took 853.61 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: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:49,704 INFO L168 Benchmark]: CodeCheck took 12605.46 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.7 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:49,704 INFO L168 Benchmark]: Witness Printer took 42.33 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: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. [2018-12-09 01:39:49,706 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, 12.3s 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, 9.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 474 GetRequests, 417 SyntacticMatches, 3 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 7.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 52 ConstructedInterpolants, 11 QuantifiedInterpolants, 8426 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 [2018-12-09 01:39:49,707 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,707 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,707 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,707 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,708 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,708 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,708 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,709 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_prenex_13,QUANTIFIED] [2018-12-09 01:39:49,709 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,709 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (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)) && y == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 17]: Loop Invariant [2018-12-09 01:39:49,709 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,709 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,710 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,710 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,710 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,710 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,710 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,710 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,711 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_ULTIMATE.start_fmod_float_~hx~0_44,QUANTIFIED] [2018-12-09 01:39:49,711 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 [2018-12-09 01:39:49,711 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,711 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,711 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,712 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) == x && y == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 110]: Loop Invariant [2018-12-09 01:39:49,712 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,712 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,712 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 01:39:49,712 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == x && y == ~fp.div~FLOAT(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) - 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 0.16 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 172.49 ms. Allocated memory is still 1.0 GB. Free memory was 942.0 MB in the beginning and 925.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 925.9 MB in the beginning and 1.1 GB in the end (delta: -204.7 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.81 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 853.61 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: 39.9 MB). Peak memory consumption was 39.9 MB. Max. memory is 11.5 GB. * CodeCheck took 12605.46 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 61.3 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 57.7 MB). Peak memory consumption was 119.1 MB. Max. memory is 11.5 GB. * Witness Printer took 42.33 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: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_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 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_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 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 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_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...