./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0480_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_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/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 8015c985f157600a44233f2d61865f454dda9bb9 .................................................................................................................................................................................................................................................. 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_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/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 8015c985f157600a44233f2d61865f454dda9bb9 ............................................................................................................................................................................................................................................................................................................... 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 13:08:07,067 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:08:07,068 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:08:07,074 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:08:07,075 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:08:07,075 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:08:07,076 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:08:07,076 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:08:07,077 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:08:07,078 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:08:07,078 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:08:07,078 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:08:07,079 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:08:07,079 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:08:07,080 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:08:07,080 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:08:07,081 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:08:07,081 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:08:07,082 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:08:07,083 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:08:07,084 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:08:07,084 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:08:07,086 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:08:07,086 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:08:07,086 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:08:07,086 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:08:07,087 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:08:07,087 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:08:07,088 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:08:07,088 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:08:07,088 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:08:07,089 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:08:07,089 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:08:07,089 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:08:07,089 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:08:07,090 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:08:07,090 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 13:08:07,097 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:08:07,097 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:08:07,098 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 13:08:07,098 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 13:08:07,098 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 13:08:07,098 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 13:08:07,098 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:08:07,098 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 13:08:07,098 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 13:08:07,099 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 13:08:07,099 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 13:08:07,100 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:08:07,100 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 13:08:07,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 13:08:07,100 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:08:07,100 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 13:08:07,100 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 13:08:07,100 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 13:08:07,100 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 13:08:07,100 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 13:08:07,100 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_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/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 -> 8015c985f157600a44233f2d61865f454dda9bb9 [2018-12-09 13:08:07,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:08:07,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:08:07,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:08:07,131 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:08:07,131 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:08:07,132 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c [2018-12-09 13:08:07,175 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data/495c44778/8356d29d335f4d4299a484b6262c5fb6/FLAG2876812dc [2018-12-09 13:08:07,633 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:08:07,633 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c [2018-12-09 13:08:07,637 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data/495c44778/8356d29d335f4d4299a484b6262c5fb6/FLAG2876812dc [2018-12-09 13:08:07,646 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data/495c44778/8356d29d335f4d4299a484b6262c5fb6 [2018-12-09 13:08:07,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:08:07,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:08:07,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:08:07,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:08:07,650 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:08:07,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325efab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07, skipping insertion in model container [2018-12-09 13:08:07,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,656 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:08:07,669 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:08:07,776 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:08:07,778 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:08:07,803 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:08:07,844 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:08:07,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07 WrapperNode [2018-12-09 13:08:07,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:08:07,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:08:07,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:08:07,845 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:08:07,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:08:07,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:08:07,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:08:07,872 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:08:07,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... [2018-12-09 13:08:07,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:08:07,893 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:08:07,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:08:07,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:08:07,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/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 13:08:07,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 13:08:07,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 13:08:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 13:08:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 13:08:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:08:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:08:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 13:08:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 13:08:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-09 13:08:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-09 13:08:08,244 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:08:08,245 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 13:08:08,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:08:08 BoogieIcfgContainer [2018-12-09 13:08:08,245 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:08:08,246 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 13:08:08,246 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 13:08:08,253 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 13:08:08,253 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:08:08" (1/1) ... [2018-12-09 13:08:08,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:08:08,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:08:08,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2018-12-09 13:08:08,286 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2018-12-09 13:08:08,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 13:08:08,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:08:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:08:08,355 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 13:08:08,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:08:08,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-12-09 13:08:08,360 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-12-09 13:08:08,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 13:08:08,361 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:08:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:08:08,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:08:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:08:08,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 13:08:08,442 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 13:08:08,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:08:08 ImpRootNode [2018-12-09 13:08:08,465 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 13:08:08,465 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:08:08,465 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:08:08,465 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:08:08,466 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:08:08" (3/4) ... [2018-12-09 13:08:08,468 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 13:08:08,468 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:08:08,468 INFO L168 Benchmark]: Toolchain (without parser) took 820.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 956.0 MB in the beginning and 1.0 GB in the end (delta: -93.4 MB). Peak memory consumption was 42.4 MB. Max. memory is 11.5 GB. [2018-12-09 13:08:08,469 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 13:08:08,470 INFO L168 Benchmark]: CACSL2BoogieTranslator took 196.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-12-09 13:08:08,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.27 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. [2018-12-09 13:08:08,470 INFO L168 Benchmark]: Boogie Preprocessor took 21.31 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. [2018-12-09 13:08:08,471 INFO L168 Benchmark]: RCFGBuilder took 352.03 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: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 11.5 GB. [2018-12-09 13:08:08,471 INFO L168 Benchmark]: CodeCheck took 219.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2018-12-09 13:08:08,471 INFO L168 Benchmark]: Witness Printer took 2.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 13:08:08,473 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 2 procedures, 58 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 182]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 181, overapproximation of someUnaryDOUBLEoperation at line 84, overapproximation of bitwiseAnd at line 98, overapproximation of someBinaryArithmeticFLOAToperation at line 103. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L81-L88] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L177] float x = 1.0f; [L91] float z, p, q, r, w, s, c, df; [L92] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L94] ieee_float_shape_type gf_u; [L95] gf_u.value = (x) [L96] EXPR gf_u.word [L96] (hx) = gf_u.word [L98] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L99] COND TRUE ix == 0x3f800000 [L100] COND TRUE hx > 0 [L101] return 0.0; VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L178] float res = __ieee754_acosf(x); [L181] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L181] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L182] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 196.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.8 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.27 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 21.31 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 352.03 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: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 11.5 GB. * CodeCheck took 219.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Witness Printer took 2.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. 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 13:08:09,789 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 13:08:09,790 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 13:08:09,796 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 13:08:09,796 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 13:08:09,797 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 13:08:09,798 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 13:08:09,798 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 13:08:09,799 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 13:08:09,800 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 13:08:09,800 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 13:08:09,800 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 13:08:09,801 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 13:08:09,801 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 13:08:09,802 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 13:08:09,802 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 13:08:09,803 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 13:08:09,804 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 13:08:09,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 13:08:09,805 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 13:08:09,806 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 13:08:09,806 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 13:08:09,808 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 13:08:09,808 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 13:08:09,808 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 13:08:09,808 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 13:08:09,809 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 13:08:09,809 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 13:08:09,810 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 13:08:09,810 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 13:08:09,810 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 13:08:09,811 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 13:08:09,811 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 13:08:09,811 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 13:08:09,812 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 13:08:09,812 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 13:08:09,812 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 13:08:09,819 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 13:08:09,819 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 13:08:09,820 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 13:08:09,820 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 13:08:09,821 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 13:08:09,821 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 13:08:09,821 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 13:08:09,821 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 13:08:09,821 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 13:08:09,821 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 13:08:09,821 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 13:08:09,821 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 13:08:09,821 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 13:08:09,822 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 13:08:09,822 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 13:08:09,822 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 13:08:09,822 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 13:08:09,822 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 13:08:09,822 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 13:08:09,822 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 13:08:09,822 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 13:08:09,823 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 13:08:09,823 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 13:08:09,823 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 13:08:09,823 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 13:08:09,823 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 13:08:09,823 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 13:08:09,823 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 13:08:09,823 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 13:08:09,823 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 13:08:09,824 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 13:08:09,824 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 13:08:09,824 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_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/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 -> 8015c985f157600a44233f2d61865f454dda9bb9 [2018-12-09 13:08:09,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 13:08:09,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 13:08:09,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 13:08:09,855 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 13:08:09,856 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 13:08:09,856 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c [2018-12-09 13:08:09,900 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data/ce6644383/d7f41e92b36f4d97a82687d95d436446/FLAGf0a8f636b [2018-12-09 13:08:10,292 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 13:08:10,293 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c [2018-12-09 13:08:10,299 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data/ce6644383/d7f41e92b36f4d97a82687d95d436446/FLAGf0a8f636b [2018-12-09 13:08:10,307 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/data/ce6644383/d7f41e92b36f4d97a82687d95d436446 [2018-12-09 13:08:10,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 13:08:10,310 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 13:08:10,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 13:08:10,310 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 13:08:10,312 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 13:08:10,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@736e3ff3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10, skipping insertion in model container [2018-12-09 13:08:10,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 13:08:10,332 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 13:08:10,447 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:08:10,452 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 13:08:10,481 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 13:08:10,496 INFO L195 MainTranslator]: Completed translation [2018-12-09 13:08:10,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10 WrapperNode [2018-12-09 13:08:10,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 13:08:10,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 13:08:10,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 13:08:10,497 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 13:08:10,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 13:08:10,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 13:08:10,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 13:08:10,553 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 13:08:10,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... [2018-12-09 13:08:10,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 13:08:10,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 13:08:10,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 13:08:10,578 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 13:08:10,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:08:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/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 13:08:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 13:08:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 13:08:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 13:08:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 13:08:10,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 13:08:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 13:08:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 13:08:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 13:08:10,608 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-12-09 13:08:10,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-12-09 13:08:10,732 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 13:08:20,950 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 13:08:42,559 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 13:08:42,789 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 13:09:14,932 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 13:09:14,933 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-09 13:09:14,933 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:09:14 BoogieIcfgContainer [2018-12-09 13:09:14,933 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 13:09:14,933 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 13:09:14,933 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 13:09:14,939 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 13:09:14,940 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:09:14" (1/1) ... [2018-12-09 13:09:14,946 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 13:09:14,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:09:14,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2018-12-09 13:09:14,967 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2018-12-09 13:09:14,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 13:09:14,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:09:15,001 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 13:09:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:09:15,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:09:15,030 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 13:09:15,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:09:15,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2018-12-09 13:09:15,037 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2018-12-09 13:09:15,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 13:09:15,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:09:15,038 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 13:09:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:09:15,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:09:15,123 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 13:10:07,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:10:07,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-12-09 13:10:07,250 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-12-09 13:10:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 13:10:07,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:10:07,251 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 13:10:07,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:10:07,265 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:10:07,265 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 13:10:07,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:10:07,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2018-12-09 13:10:07,268 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-12-09 13:10:07,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 13:10:07,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 13:10:07,269 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-09 13:10:07,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 13:10:07,299 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 13:10:07,372 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 13:10:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 13:10:07,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2018-12-09 13:10:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-12-09 13:10:07,576 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 13:10:07,576 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-12-09 13:10:07,582 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 13:10:07,608 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 13:10:07,609 INFO L583 CodeCheckObserver]: Invariant with dag size 5 [2018-12-09 13:10:07,612 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,614 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,615 INFO L583 CodeCheckObserver]: Invariant with dag size 5 [2018-12-09 13:10:07,615 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,615 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,615 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 13:10:07,616 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,616 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,616 INFO L583 CodeCheckObserver]: Invariant with dag size 5 [2018-12-09 13:10:07,616 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,617 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 01:10:07 ImpRootNode [2018-12-09 13:10:07,617 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 13:10:07,618 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 13:10:07,618 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 13:10:07,618 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 13:10:07,618 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:09:14" (3/4) ... [2018-12-09 13:10:07,621 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 13:10:07,624 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-12-09 13:10:07,627 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-12-09 13:10:07,628 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-09 13:10:07,628 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 13:10:07,645 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == \result [2018-12-09 13:10:07,668 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ee6f1d39-9dc2-4ea7-b361-5df2bc2580eb/bin-2019/ukojak/witness.graphml [2018-12-09 13:10:07,668 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 13:10:07,669 INFO L168 Benchmark]: Toolchain (without parser) took 117359.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 943.4 MB in the beginning and 959.3 MB in the end (delta: -16.0 MB). Peak memory consumption was 121.9 MB. Max. memory is 11.5 GB. [2018-12-09 13:10:07,670 INFO L168 Benchmark]: CDTParser took 0.15 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 13:10:07,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 186.73 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. [2018-12-09 13:10:07,670 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -205.5 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. [2018-12-09 13:10:07,670 INFO L168 Benchmark]: Boogie Preprocessor took 24.25 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 13:10:07,671 INFO L168 Benchmark]: RCFGBuilder took 64355.47 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: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. [2018-12-09 13:10:07,671 INFO L168 Benchmark]: CodeCheck took 52684.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.0 MB in the end (delta: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. [2018-12-09 13:10:07,671 INFO L168 Benchmark]: Witness Printer took 50.67 ms. Allocated memory is still 1.2 GB. Free memory was 966.0 MB in the beginning and 959.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-09 13:10:07,672 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 2 procedures, 58 locations, 1 error locations. SAFE Result, 52.6s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 164 SDtfs, 30 SDslu, 20 SDs, 0 SdLazy, 236 SolverSat, 98 SolverUnsat, 32 SolverUnknown, 0 SolverNotchecked, 147.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 311 GetRequests, 290 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1478 SizeOfPredicates, 23 NumberOfNonLiveVariables, 180 ConjunctsInSsa, 33 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: 182]: 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: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 93]: Loop Invariant [2018-12-09 13:10:07,673 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,674 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0) == x - InvariantResult [Line: 90]: Loop Invariant [2018-12-09 13:10:07,674 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,674 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 162]: Loop Invariant [2018-12-09 13:10:07,674 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,675 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 162]: Loop Invariant [2018-12-09 13:10:07,675 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-09 13:10:07,675 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 186.73 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 55.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -205.5 MB). Peak memory consumption was 19.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.25 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 64355.47 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: 64.9 MB). Peak memory consumption was 64.9 MB. Max. memory is 11.5 GB. * CodeCheck took 52684.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 966.0 MB in the end (delta: 95.2 MB). Peak memory consumption was 95.2 MB. Max. memory is 11.5 GB. * Witness Printer took 50.67 ms. Allocated memory is still 1.2 GB. Free memory was 966.0 MB in the beginning and 959.3 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 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 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 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...