./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_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_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/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 9a3696439220bbea1d6ed5ed3b22aa10206af5de ............................................................................................................................................................................................................................... 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_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/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 9a3696439220bbea1d6ed5ed3b22aa10206af5de ................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:24:37,123 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:24:37,124 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:24:37,131 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:24:37,131 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:24:37,132 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:24:37,132 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:24:37,133 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:24:37,134 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:24:37,135 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:24:37,136 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:24:37,136 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:24:37,137 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:24:37,137 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:24:37,138 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:24:37,139 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:24:37,139 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:24:37,140 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:24:37,142 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:24:37,143 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:24:37,144 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:24:37,145 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:24:37,146 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:24:37,146 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:24:37,146 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:24:37,147 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:24:37,147 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:24:37,148 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:24:37,148 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:24:37,149 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:24:37,149 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:24:37,150 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:24:37,150 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:24:37,150 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:24:37,151 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:24:37,151 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:24:37,151 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 17:24:37,161 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:24:37,161 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:24:37,161 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:24:37,161 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:24:37,162 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:24:37,162 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:24:37,162 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:24:37,162 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:24:37,162 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:24:37,163 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:24:37,163 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:24:37,163 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:24:37,163 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:24:37,163 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:24:37,163 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:24:37,163 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:24:37,163 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:24:37,163 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:24:37,163 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:24:37,164 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:24:37,164 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:24:37,164 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:24:37,164 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:24:37,164 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:24:37,164 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:24:37,164 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:24:37,164 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 17:24:37,164 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:24:37,164 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:24:37,165 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_24e733bb-a8ca-4696-9177-384f43691c4a/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 -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de [2018-12-08 17:24:37,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:24:37,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:24:37,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:24:37,198 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:24:37,198 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:24:37,199 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-12-08 17:24:37,239 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data/fdfa24611/e7a7f29919c84cff899de087d2c8c284/FLAG976cefe65 [2018-12-08 17:24:37,626 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:24:37,626 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-12-08 17:24:37,630 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data/fdfa24611/e7a7f29919c84cff899de087d2c8c284/FLAG976cefe65 [2018-12-08 17:24:37,638 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data/fdfa24611/e7a7f29919c84cff899de087d2c8c284 [2018-12-08 17:24:37,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:24:37,640 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:24:37,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:24:37,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:24:37,643 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:24:37,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7faede09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37, skipping insertion in model container [2018-12-08 17:24:37,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:24:37,658 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:24:37,749 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:24:37,751 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:24:37,765 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:24:37,777 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:24:37,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37 WrapperNode [2018-12-08 17:24:37,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:24:37,778 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:24:37,778 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:24:37,778 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:24:37,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:24:37,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:24:37,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:24:37,830 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:24:37,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,841 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... [2018-12-08 17:24:37,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:24:37,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:24:37,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:24:37,846 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:24:37,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/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 [2018-12-08 17:24:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 17:24:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 17:24:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 17:24:37,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:24:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:24:37,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:24:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 17:24:37,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:24:38,030 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:24:38,030 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 17:24:38,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:24:38 BoogieIcfgContainer [2018-12-08 17:24:38,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:24:38,031 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:24:38,031 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:24:38,038 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:24:38,038 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:24:38" (1/1) ... [2018-12-08 17:24:38,045 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:24:38,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:38,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-08 17:24:38,065 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-08 17:24:38,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 17:24:38,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:24:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:24:38,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:24:38,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:38,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 17:24:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 17:24:38,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 17:24:38,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:24:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:24:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:24:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:24:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:24:38,211 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 17:24:38,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:24:38 ImpRootNode [2018-12-08 17:24:38,232 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:24:38,232 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:24:38,232 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:24:38,232 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:24:38,233 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:24:38" (3/4) ... [2018-12-08 17:24:38,236 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 17:24:38,236 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:24:38,237 INFO L168 Benchmark]: Toolchain (without parser) took 596.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 962.6 MB in the beginning and 1.1 GB in the end (delta: -113.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:38,238 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:24:38,239 INFO L168 Benchmark]: CACSL2BoogieTranslator took 136.71 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 951.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:38,239 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -165.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:38,240 INFO L168 Benchmark]: Boogie Preprocessor took 16.56 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. [2018-12-08 17:24:38,240 INFO L168 Benchmark]: RCFGBuilder took 184.10 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:38,241 INFO L168 Benchmark]: CodeCheck took 201.29 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:38,241 INFO L168 Benchmark]: Witness Printer took 3.98 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:38,244 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, 25 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of bitwiseAnd at line 23, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L75] float x = 0.0f; [L13] __uint32_t w; [L15] int exponent_less_127; [L18] ieee_float_shape_type gf_u; [L19] gf_u.value = (x) [L20] EXPR gf_u.word [L20] (w) = gf_u.word [L23] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L25] COND FALSE !(exponent_less_127 < 23) [L41] COND FALSE !(exponent_less_127 == 128) [L45] return x; [L76] float res = round_float(x); [L79] EXPR res == 0.0f && __signbit_float(res) == 0 [L79] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L80] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 136.71 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 951.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 951.8 MB in the beginning and 1.1 GB in the end (delta: -165.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.56 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 184.10 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 201.29 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.98 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: 5.4 MB). Peak memory consumption was 5.4 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 [2018-12-08 17:24:39,555 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:24:39,556 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:24:39,562 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:24:39,563 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:24:39,563 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:24:39,564 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:24:39,565 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:24:39,566 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:24:39,566 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:24:39,566 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:24:39,567 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:24:39,567 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:24:39,568 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:24:39,568 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:24:39,569 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:24:39,569 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:24:39,570 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:24:39,571 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:24:39,571 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:24:39,572 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:24:39,573 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:24:39,574 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:24:39,574 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:24:39,574 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:24:39,575 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:24:39,575 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:24:39,576 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:24:39,576 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:24:39,577 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:24:39,577 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:24:39,577 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:24:39,577 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:24:39,577 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:24:39,578 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:24:39,578 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:24:39,578 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 17:24:39,586 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:24:39,586 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:24:39,586 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:24:39,586 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:24:39,587 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:24:39,587 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:24:39,587 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:24:39,587 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:24:39,587 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:24:39,587 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:24:39,588 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:24:39,588 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:24:39,588 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:24:39,588 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 17:24:39,588 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 17:24:39,588 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:24:39,588 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:24:39,588 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:24:39,588 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:24:39,589 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:24:39,589 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:24:39,589 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:24:39,589 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:24:39,589 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:24:39,589 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:24:39,589 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:24:39,589 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:24:39,590 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 17:24:39,590 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 17:24:39,590 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:24:39,590 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 17:24:39,590 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 17:24:39,590 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_24e733bb-a8ca-4696-9177-384f43691c4a/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 -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de [2018-12-08 17:24:39,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:24:39,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:24:39,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:24:39,622 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:24:39,622 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:24:39,623 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-12-08 17:24:39,667 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data/115e85651/f9736d0acdc24a76adf677a13ec275b5/FLAG4dc71b87f [2018-12-08 17:24:40,056 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:24:40,056 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-12-08 17:24:40,060 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data/115e85651/f9736d0acdc24a76adf677a13ec275b5/FLAG4dc71b87f [2018-12-08 17:24:40,068 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/data/115e85651/f9736d0acdc24a76adf677a13ec275b5 [2018-12-08 17:24:40,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:24:40,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:24:40,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:24:40,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:24:40,073 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:24:40,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b7a218c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40, skipping insertion in model container [2018-12-08 17:24:40,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:24:40,090 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:24:40,185 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:24:40,188 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:24:40,206 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:24:40,220 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:24:40,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40 WrapperNode [2018-12-08 17:24:40,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:24:40,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:24:40,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:24:40,221 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:24:40,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:24:40,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:24:40,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:24:40,246 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:24:40,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,254 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:24:40,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:24:40,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:24:40,265 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:24:40,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:24:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/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 [2018-12-08 17:24:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-08 17:24:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:24:40,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 17:24:40,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:24:40,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:24:40,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 17:24:40,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 17:24:40,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:24:40,412 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:24:40,424 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:24:40,521 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:24:40,521 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-08 17:24:40,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:24:40 BoogieIcfgContainer [2018-12-08 17:24:40,522 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:24:40,522 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:24:40,522 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:24:40,531 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:24:40,531 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:24:40" (1/1) ... [2018-12-08 17:24:40,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:24:40,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:40,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-08 17:24:40,562 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-08 17:24:40,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-08 17:24:40,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:24:40,596 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:24:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:24:40,615 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:24:40,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:24:40,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:40,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 17:24:40,630 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 17:24:40,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-08 17:24:40,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:24:40,631 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:24:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:24:40,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:24:40,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:24:40,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:40,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-08 17:24:40,761 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-08 17:24:40,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 17:24:40,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:24:40,762 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:24:40,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:24:40,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:24:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:24:41,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:41,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-08 17:24:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-08 17:24:41,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 17:24:41,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:24:41,142 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:24:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:24:41,151 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:24:41,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:24:41,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:41,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-12-08 17:24:41,155 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-08 17:24:41,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 17:24:41,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:24:41,156 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:24:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:24:41,165 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:24:41,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:24:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-12-08 17:24:41,170 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-12-08 17:24:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 17:24:41,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:24:41,172 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:24:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:24:41,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:24:41,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:24:41,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:41,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-08 17:24:41,649 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-08 17:24:41,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-08 17:24:41,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:24:41,651 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:24:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:24:41,669 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:24:41,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:24:42,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:24:42,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-08 17:24:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-08 17:24:42,260 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 17:24:42,260 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-08 17:24:42,274 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 17:24:42,321 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 17:24:42,327 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 17:24:42,327 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:24:42,327 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-08 17:24:42,328 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 17:24:42,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:24:42 ImpRootNode [2018-12-08 17:24:42,328 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:24:42,329 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:24:42,329 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:24:42,329 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:24:42,329 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:24:40" (3/4) ... [2018-12-08 17:24:42,331 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 17:24:42,337 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-08 17:24:42,337 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-08 17:24:42,338 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 17:24:42,354 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-12-08 17:24:42,367 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_24e733bb-a8ca-4696-9177-384f43691c4a/bin-2019/ukojak/witness.graphml [2018-12-08 17:24:42,367 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:24:42,367 INFO L168 Benchmark]: Toolchain (without parser) took 2297.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 944.7 MB in the beginning and 913.3 MB in the end (delta: 31.4 MB). Peak memory consumption was 171.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:42,368 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. [2018-12-08 17:24:42,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 149.67 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:42,369 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.70 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:42,369 INFO L168 Benchmark]: Boogie Preprocessor took 18.73 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:24:42,369 INFO L168 Benchmark]: RCFGBuilder took 256.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -183.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:42,370 INFO L168 Benchmark]: CodeCheck took 1806.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 913.3 MB in the end (delta: 197.3 MB). Peak memory consumption was 197.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:24:42,370 INFO L168 Benchmark]: Witness Printer took 38.25 ms. Allocated memory is still 1.2 GB. Free memory is still 913.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:24:42,371 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, 25 locations, 1 error locations. SAFE Result, 1.7s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1340 SDtfs, 450 SDslu, 332 SDs, 0 SdLazy, 1864 SolverSat, 522 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 651 GetRequests, 609 SyntacticMatches, 6 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 3419 SizeOfPredicates, 31 NumberOfNonLiveVariables, 221 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 80]: 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: 17]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 149.67 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.70 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.73 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 256.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -183.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 1806.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 913.3 MB in the end (delta: 197.3 MB). Peak memory consumption was 197.3 MB. Max. memory is 11.5 GB. * Witness Printer took 38.25 ms. Allocated memory is still 1.2 GB. Free memory is still 913.3 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...