./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_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_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/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 e16d2ad47f8069122c38404dcdf9504ef10df900 ..................................................................................................................................................................................................................................... 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_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/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 e16d2ad47f8069122c38404dcdf9504ef10df900 ............................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:54:34,814 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:54:34,815 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:54:34,822 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:54:34,823 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:54:34,823 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:54:34,824 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:54:34,825 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:54:34,826 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:54:34,827 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:54:34,827 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:54:34,827 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:54:34,828 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:54:34,829 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:54:34,829 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:54:34,830 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:54:34,831 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:54:34,832 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:54:34,833 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:54:34,834 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:54:34,835 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:54:34,836 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:54:34,837 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:54:34,837 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:54:34,837 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:54:34,838 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:54:34,839 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:54:34,839 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:54:34,840 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:54:34,841 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:54:34,841 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:54:34,841 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:54:34,841 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:54:34,842 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:54:34,842 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:54:34,842 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:54:34,843 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 01:54:34,853 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:54:34,853 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:54:34,854 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:54:34,854 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 01:54:34,854 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:54:34,855 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:54:34,855 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:54:34,855 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:54:34,855 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 01:54:34,855 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:54:34,855 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:54:34,855 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:54:34,855 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:54:34,855 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:54:34,856 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:54:34,856 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:54:34,856 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:54:34,856 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:54:34,856 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 01:54:34,856 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 01:54:34,856 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:54:34,856 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:54:34,857 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:54:34,857 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:54:34,857 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:54:34,857 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:54:34,857 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 01:54:34,857 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:54:34,857 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 01:54:34,857 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_36f5cc58-9fd6-48ad-9181-9d32472fb1db/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 -> e16d2ad47f8069122c38404dcdf9504ef10df900 [2018-12-02 01:54:34,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:54:34,889 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:54:34,891 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:54:34,892 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:54:34,893 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:54:34,893 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c [2018-12-02 01:54:34,932 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data/98961bf3d/74af548202aa47db9573b71429f0683c/FLAG3f88e2f81 [2018-12-02 01:54:35,338 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:54:35,339 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c [2018-12-02 01:54:35,342 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data/98961bf3d/74af548202aa47db9573b71429f0683c/FLAG3f88e2f81 [2018-12-02 01:54:35,351 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data/98961bf3d/74af548202aa47db9573b71429f0683c [2018-12-02 01:54:35,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:54:35,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:54:35,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:54:35,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:54:35,357 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:54:35,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a8209d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35, skipping insertion in model container [2018-12-02 01:54:35,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:54:35,374 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:54:35,468 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:54:35,470 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:54:35,485 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:54:35,497 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:54:35,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35 WrapperNode [2018-12-02 01:54:35,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:54:35,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:54:35,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:54:35,498 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:54:35,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:54:35,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:54:35,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:54:35,560 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:54:35,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,568 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,576 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:54:35,579 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:54:35,579 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:54:35,579 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:54:35,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:54:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 01:54:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 01:54:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 01:54:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:54:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:54:35,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:54:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 01:54:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:54:35,759 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:54:35,759 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-02 01:54:35,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:54:35 BoogieIcfgContainer [2018-12-02 01:54:35,759 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:54:35,759 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 01:54:35,759 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 01:54:35,766 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 01:54:35,766 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:54:35" (1/1) ... [2018-12-02 01:54:35,772 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:54:35,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:35,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-02 01:54:35,793 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-02 01:54:35,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 01:54:35,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:54:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:54:35,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:54:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:35,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-02 01:54:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-02 01:54:35,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 01:54:35,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:54:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:54:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:54:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:54:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 01:54:35,934 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 01:54:35,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:54:35 ImpRootNode [2018-12-02 01:54:35,950 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 01:54:35,951 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:54:35,951 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:54:35,951 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:54:35,951 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:54:35" (3/4) ... [2018-12-02 01:54:35,953 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 01:54:35,953 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:54:35,954 INFO L168 Benchmark]: Toolchain (without parser) took 600.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -129.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:35,955 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:54:35,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 143.23 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:35,956 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -188.0 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:35,956 INFO L168 Benchmark]: Boogie Preprocessor took 19.23 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:35,957 INFO L168 Benchmark]: RCFGBuilder took 180.37 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:35,957 INFO L168 Benchmark]: CodeCheck took 190.91 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: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:35,957 INFO L168 Benchmark]: Witness Printer took 2.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:54:35,959 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: 16 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 60 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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: 67]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of bitwiseAnd at line 19, overapproximation of someUnaryFLOAToperation at line 62, overapproximation of someBinaryArithmeticFLOAToperation at line 38. Possible FailurePath: [L62] float x = -0.0f; [L13] __int32_t signbit, w, exponent_less_127; [L15] ieee_float_shape_type gf_u; [L16] gf_u.value = (x) [L17] EXPR gf_u.word [L17] (w) = gf_u.word [L19] signbit = w & 0x80000000 [L20] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L21] COND FALSE !(exponent_less_127 < 23) [L37] COND TRUE exponent_less_127 == 255 [L38] return x + x; [L63] float res = trunc_float(x); [L66] EXPR res == -0.0f && __signbit_float(res) == 1 [L66] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L67] __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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 143.23 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 943.6 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 61.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -188.0 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.23 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 180.37 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * CodeCheck took 190.91 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: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 01:54:37,344 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 01:54:37,345 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 01:54:37,353 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 01:54:37,353 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 01:54:37,353 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 01:54:37,354 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 01:54:37,355 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 01:54:37,356 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 01:54:37,357 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 01:54:37,358 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 01:54:37,358 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 01:54:37,359 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 01:54:37,359 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 01:54:37,360 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 01:54:37,360 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 01:54:37,361 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 01:54:37,362 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 01:54:37,363 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 01:54:37,364 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 01:54:37,365 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 01:54:37,366 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 01:54:37,368 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 01:54:37,368 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 01:54:37,368 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 01:54:37,369 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 01:54:37,369 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 01:54:37,369 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 01:54:37,370 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 01:54:37,371 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 01:54:37,371 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 01:54:37,371 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 01:54:37,371 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 01:54:37,372 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 01:54:37,372 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 01:54:37,373 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 01:54:37,373 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 01:54:37,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 01:54:37,384 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 01:54:37,385 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 01:54:37,385 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 01:54:37,386 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 01:54:37,386 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 01:54:37,386 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 01:54:37,386 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 01:54:37,386 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 01:54:37,386 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 01:54:37,387 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 01:54:37,387 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 01:54:37,387 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 01:54:37,387 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 01:54:37,387 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 01:54:37,387 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 01:54:37,387 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 01:54:37,388 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 01:54:37,388 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 01:54:37,388 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 01:54:37,388 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 01:54:37,388 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 01:54:37,388 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 01:54:37,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:54:37,389 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 01:54:37,389 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 01:54:37,389 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 01:54:37,389 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 01:54:37,389 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 01:54:37,389 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 01:54:37,390 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 01:54:37,390 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 01:54:37,390 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_36f5cc58-9fd6-48ad-9181-9d32472fb1db/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 -> e16d2ad47f8069122c38404dcdf9504ef10df900 [2018-12-02 01:54:37,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 01:54:37,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 01:54:37,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 01:54:37,428 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 01:54:37,428 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 01:54:37,428 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c [2018-12-02 01:54:37,472 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data/7c8af2c2d/832b310c8e574eb69ebe30f41e76a35f/FLAGdfe33e44a [2018-12-02 01:54:37,863 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 01:54:37,863 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/sv-benchmarks/c/float-newlib/float_req_bl_1072d_true-unreach-call.c [2018-12-02 01:54:37,867 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data/7c8af2c2d/832b310c8e574eb69ebe30f41e76a35f/FLAGdfe33e44a [2018-12-02 01:54:37,875 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/data/7c8af2c2d/832b310c8e574eb69ebe30f41e76a35f [2018-12-02 01:54:37,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 01:54:37,878 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 01:54:37,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 01:54:37,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 01:54:37,880 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 01:54:37,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:54:37" (1/1) ... [2018-12-02 01:54:37,883 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267733d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:37, skipping insertion in model container [2018-12-02 01:54:37,883 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:54:37" (1/1) ... [2018-12-02 01:54:37,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 01:54:37,897 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 01:54:37,991 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:54:37,994 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 01:54:38,010 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 01:54:38,024 INFO L195 MainTranslator]: Completed translation [2018-12-02 01:54:38,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38 WrapperNode [2018-12-02 01:54:38,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 01:54:38,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 01:54:38,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 01:54:38,025 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 01:54:38,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 01:54:38,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 01:54:38,051 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 01:54:38,051 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 01:54:38,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,059 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,064 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,068 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,069 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 01:54:38,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 01:54:38,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 01:54:38,071 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 01:54:38,072 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 01:54:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 01:54:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 01:54:38,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 01:54:38,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 01:54:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-02 01:54:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-02 01:54:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 01:54:38,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 01:54:38,238 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:54:38,251 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 01:54:38,319 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 01:54:38,319 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-12-02 01:54:38,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:54:38 BoogieIcfgContainer [2018-12-02 01:54:38,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 01:54:38,320 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 01:54:38,320 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 01:54:38,326 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 01:54:38,327 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:54:38" (1/1) ... [2018-12-02 01:54:38,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 01:54:38,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:38,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2018-12-02 01:54:38,354 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2018-12-02 01:54:38,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 01:54:38,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:54:38,387 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:54:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:54:38,403 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:54:38,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:54:38,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:38,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2018-12-02 01:54:38,416 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2018-12-02 01:54:38,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 01:54:38,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:54:38,418 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:54:38,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:54:38,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:54:38,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:54:38,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:38,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-12-02 01:54:38,654 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-12-02 01:54:38,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 01:54:38,655 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:54:38,655 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:54:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:54:38,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:54:38,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:54:39,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:39,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2018-12-02 01:54:39,198 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2018-12-02 01:54:39,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 01:54:39,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:54:39,199 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:54:39,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:54:39,208 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:54:39,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:54:39,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:39,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2018-12-02 01:54:39,212 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2018-12-02 01:54:39,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 01:54:39,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:54:39,213 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:54:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:54:39,225 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:54:39,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:54:39,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:39,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2018-12-02 01:54:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-12-02 01:54:39,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-02 01:54:39,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:54:39,940 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:54:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:54:39,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:54:40,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:54:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:41,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2018-12-02 01:54:41,575 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-12-02 01:54:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-02 01:54:41,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 01:54:41,576 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 01:54:41,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 01:54:41,591 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 01:54:42,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 01:54:43,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 01:54:43,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-02 01:54:43,993 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-02 01:54:43,993 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 01:54:43,993 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-02 01:54:43,999 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 01:54:44,039 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 01:54:44,040 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 01:54:44,044 INFO L583 CodeCheckObserver]: Invariant with dag size 8 [2018-12-02 01:54:44,045 INFO L583 CodeCheckObserver]: Invariant with dag size 14 [2018-12-02 01:54:44,045 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,046 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,046 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,046 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,046 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,047 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,047 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,047 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,047 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 01:54:44,047 INFO L583 CodeCheckObserver]: Invariant with dag size 4 [2018-12-02 01:54:44,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:54:44 ImpRootNode [2018-12-02 01:54:44,048 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 01:54:44,048 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 01:54:44,048 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 01:54:44,048 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 01:54:44,048 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:54:38" (3/4) ... [2018-12-02 01:54:44,051 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 01:54:44,056 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-12-02 01:54:44,057 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 01:54:44,057 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 01:54:44,072 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && signbit == ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0)) [2018-12-02 01:54:44,073 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-12-02 01:54:44,085 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_36f5cc58-9fd6-48ad-9181-9d32472fb1db/bin-2019/ukojak/witness.graphml [2018-12-02 01:54:44,085 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 01:54:44,086 INFO L168 Benchmark]: Toolchain (without parser) took 6208.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -105.8 MB). Peak memory consumption was 94.0 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:44,086 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. [2018-12-02 01:54:44,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 146.69 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:44,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.09 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. [2018-12-02 01:54:44,087 INFO L168 Benchmark]: Boogie Preprocessor took 20.20 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. [2018-12-02 01:54:44,087 INFO L168 Benchmark]: RCFGBuilder took 248.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:44,087 INFO L168 Benchmark]: CodeCheck took 5727.75 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.0 MB). Peak memory consumption was 120.4 MB. Max. memory is 11.5 GB. [2018-12-02 01:54:44,088 INFO L168 Benchmark]: Witness Printer took 37.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 01:54:44,089 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, 5.6s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1132 SDtfs, 478 SDslu, 260 SDs, 0 SdLazy, 2058 SolverSat, 464 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 687 GetRequests, 615 SyntacticMatches, 2 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1646 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 78 ConstructedInterpolants, 13 QuantifiedInterpolants, 4301 SizeOfPredicates, 30 NumberOfNonLiveVariables, 229 ConjunctsInSsa, 46 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: 67]: 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: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 24]: Loop Invariant [2018-12-02 01:54:44,090 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,090 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,090 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,090 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,090 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,091 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,091 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] [2018-12-02 01:54:44,091 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_trunc_float_~w~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start_trunc_float_~w~0[31:31], ULTIMATE.start_trunc_float_~w~0[30:23], ULTIMATE.start_trunc_float_~w~0[22:0]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && signbit == ~bvand32(2147483648bv32, ULTIMATE.start_trunc_float_~w~0)) - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~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 146.69 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 932.6 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 25.09 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 20.20 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 248.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * CodeCheck took 5727.75 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 62.4 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 58.0 MB). Peak memory consumption was 120.4 MB. Max. memory is 11.5 GB. * Witness Printer took 37.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_trunc_float_~w~0,QUANTIFIED] RESULT: Ultimate proved your program to be correct! Received shutdown request...