./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/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 7fdec7243d1dcfe44b7db1591097bb1f5b9c1d53 ................................................................................................................................................................................................................................. 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_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/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 7fdec7243d1dcfe44b7db1591097bb1f5b9c1d53 ........................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:55:14,581 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:55:14,582 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:55:14,592 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:55:14,592 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:55:14,593 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:55:14,594 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:55:14,595 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:55:14,596 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:55:14,597 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:55:14,598 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:55:14,598 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:55:14,599 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:55:14,599 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:55:14,600 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:55:14,601 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:55:14,601 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:55:14,603 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:55:14,604 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:55:14,605 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:55:14,606 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:55:14,607 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:55:14,608 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:55:14,608 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:55:14,608 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:55:14,609 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:55:14,610 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:55:14,610 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:55:14,611 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:55:14,612 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:55:14,612 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:55:14,612 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:55:14,613 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:55:14,613 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:55:14,613 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:55:14,614 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:55:14,614 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:55:14,625 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:55:14,625 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:55:14,626 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:55:14,626 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:55:14,626 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:55:14,626 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:55:14,627 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:55:14,627 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:55:14,627 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:55:14,627 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:55:14,627 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:55:14,627 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:55:14,627 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:55:14,628 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:55:14,628 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:55:14,628 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:55:14,628 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:55:14,628 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:55:14,628 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:55:14,629 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:55:14,629 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:55:14,629 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:55:14,629 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:55:14,629 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:55:14,629 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:55:14,629 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:55:14,630 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:55:14,630 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:55:14,630 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_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/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 -> 7fdec7243d1dcfe44b7db1591097bb1f5b9c1d53 [2018-11-10 07:55:14,655 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:55:14,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:55:14,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:55:14,668 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:55:14,668 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:55:14,669 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c [2018-11-10 07:55:14,717 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data/cc0bab1da/0b787527dec04abaaefb644c5a14a6a0/FLAGb68d7b05c [2018-11-10 07:55:15,069 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:55:15,069 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c [2018-11-10 07:55:15,074 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data/cc0bab1da/0b787527dec04abaaefb644c5a14a6a0/FLAGb68d7b05c [2018-11-10 07:55:15,084 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data/cc0bab1da/0b787527dec04abaaefb644c5a14a6a0 [2018-11-10 07:55:15,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:55:15,087 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:55:15,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:55:15,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:55:15,091 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:55:15,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce791db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15, skipping insertion in model container [2018-11-10 07:55:15,094 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,102 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:55:15,122 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:55:15,241 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:55:15,243 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:55:15,258 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:55:15,271 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:55:15,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15 WrapperNode [2018-11-10 07:55:15,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:55:15,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:55:15,272 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:55:15,272 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:55:15,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,284 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:55:15,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:55:15,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:55:15,299 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:55:15,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:55:15,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:55:15,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:55:15,362 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:55:15,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/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 [2018-11-10 07:55:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:55:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:55:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 07:55:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:55:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:55:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:55:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:55:15,793 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:55:15,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:55:15 BoogieIcfgContainer [2018-11-10 07:55:15,794 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:55:15,794 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:55:15,794 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:55:15,802 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:55:15,802 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:55:15" (1/1) ... [2018-11-10 07:55:15,809 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:55:15,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:15,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 07:55:15,840 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 07:55:15,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 07:55:15,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:55:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:55:15,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:55:15,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:15,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 07:55:15,920 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 07:55:15,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 07:55:15,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:55:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:55:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:55:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:55:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:55:16,012 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 07:55:16,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:55:16 ImpRootNode [2018-11-10 07:55:16,036 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:55:16,037 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:55:16,037 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:55:16,037 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:55:16,037 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:55:15" (3/4) ... [2018-11-10 07:55:16,041 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 07:55:16,041 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:55:16,042 INFO L168 Benchmark]: Toolchain (without parser) took 954.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -136.4 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:16,043 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:55:16,044 INFO L168 Benchmark]: CACSL2BoogieTranslator took 183.76 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:16,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.43 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:16,045 INFO L168 Benchmark]: Boogie Preprocessor took 63.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 945.7 MB in the beginning and 1.2 GB in the end (delta: -216.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:16,046 INFO L168 Benchmark]: RCFGBuilder took 432.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 39.5 MB). Peak memory consumption was 39.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:16,046 INFO L168 Benchmark]: CodeCheck took 242.09 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: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:16,046 INFO L168 Benchmark]: Witness Printer took 4.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:16,049 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, 48 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 someUnaryFLOAToperation at line 75, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L75] float x = -0.0f; [L76] CALL, EXPR round_float(x) [L13] __uint32_t w; [L15] int exponent_less_127; [L18] FCALL ieee_float_shape_type gf_u; [L19] FCALL gf_u.value = (x) [L20] EXPR, FCALL gf_u.word [L20] (w) = gf_u.word [L21] COND FALSE !(0) [L23] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L25] COND FALSE !(exponent_less_127 < 23) [L41] COND FALSE !(exponent_less_127 == 128) [L45] RET return x; [L76] EXPR round_float(x) [L76] float res = round_float(x); [L79] EXPR res == -0.0f && __signbit_float(res) == 1 [L79] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L80] __VERIFIER_error() * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 183.76 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.4 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 26.43 ms. Allocated memory is still 1.0 GB. Free memory was 948.4 MB in the beginning and 945.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 63.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.1 MB). Free memory was 945.7 MB in the beginning and 1.2 GB in the end (delta: -216.2 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 432.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 39.5 MB). Peak memory consumption was 39.5 MB. Max. memory is 11.5 GB. * CodeCheck took 242.09 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: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Witness Printer took 4.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:55:17,505 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:55:17,506 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:55:17,513 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:55:17,514 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:55:17,514 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:55:17,515 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:55:17,516 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:55:17,517 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:55:17,517 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:55:17,518 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:55:17,518 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:55:17,518 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:55:17,519 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:55:17,520 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:55:17,520 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:55:17,521 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:55:17,522 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:55:17,524 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:55:17,525 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:55:17,526 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:55:17,526 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:55:17,528 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:55:17,528 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:55:17,528 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:55:17,529 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:55:17,530 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:55:17,530 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:55:17,531 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:55:17,531 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:55:17,532 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:55:17,532 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:55:17,532 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:55:17,532 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:55:17,533 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:55:17,534 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:55:17,534 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 07:55:17,545 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:55:17,545 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:55:17,546 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:55:17,546 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:55:17,546 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:55:17,546 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:55:17,546 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:55:17,547 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:55:17,547 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:55:17,547 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:55:17,547 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:55:17,547 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:55:17,547 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:55:17,547 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:55:17,548 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:55:17,548 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:55:17,548 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:55:17,548 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:55:17,548 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:55:17,548 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:55:17,548 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:55:17,549 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:55:17,549 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:55:17,549 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:55:17,549 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:55:17,549 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:55:17,549 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 07:55:17,549 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:55:17,549 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:55:17,550 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:55:17,550 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:55:17,550 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_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/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 -> 7fdec7243d1dcfe44b7db1591097bb1f5b9c1d53 [2018-11-10 07:55:17,582 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:55:17,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:55:17,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:55:17,596 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:55:17,596 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:55:17,597 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c [2018-11-10 07:55:17,641 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data/1dc142c87/f5b481368c1c4439a7a4471a94ec5609/FLAGaaf800318 [2018-11-10 07:55:18,063 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:55:18,064 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/sv-benchmarks/c/float-newlib/float_req_bl_1032b_true-unreach-call.c [2018-11-10 07:55:18,070 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data/1dc142c87/f5b481368c1c4439a7a4471a94ec5609/FLAGaaf800318 [2018-11-10 07:55:18,079 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/data/1dc142c87/f5b481368c1c4439a7a4471a94ec5609 [2018-11-10 07:55:18,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:55:18,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:55:18,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:55:18,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:55:18,087 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:55:18,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a09516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18, skipping insertion in model container [2018-11-10 07:55:18,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:55:18,114 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:55:18,233 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:55:18,236 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:55:18,256 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:55:18,273 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:55:18,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18 WrapperNode [2018-11-10 07:55:18,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:55:18,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:55:18,274 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:55:18,275 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:55:18,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,305 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:55:18,306 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:55:18,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:55:18,306 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:55:18,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,325 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,327 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:55:18,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:55:18,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:55:18,330 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:55:18,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:55:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/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 [2018-11-10 07:55:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:55:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 07:55:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:55:18,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:55:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 07:55:18,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:55:18,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 07:55:18,520 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:55:18,527 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:55:18,608 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:55:18,630 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:55:18,977 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:55:18,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:55:18 BoogieIcfgContainer [2018-11-10 07:55:18,978 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:55:18,978 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:55:18,978 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:55:18,986 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:55:18,986 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:55:18" (1/1) ... [2018-11-10 07:55:18,997 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:55:19,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:19,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 07:55:19,024 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 07:55:19,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 07:55:19,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:55:19,072 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:55:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:55:19,097 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:55:19,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:55:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:19,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 07:55:19,115 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 07:55:19,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 07:55:19,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:55:19,116 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:55:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:55:19,128 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:55:19,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:55:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:19,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-10 07:55:19,306 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-10 07:55:19,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 07:55:19,307 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:55:19,308 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:55:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:55:19,323 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:55:19,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:55:20,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:20,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-10 07:55:20,014 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-10 07:55:20,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 07:55:20,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:55:20,015 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:55:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:55:20,023 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:55:20,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:55:20,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:20,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-10 07:55:20,030 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-10 07:55:20,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 07:55:20,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:55:20,031 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:55:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:55:20,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:55:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:55:20,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:20,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-11-10 07:55:20,049 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-10 07:55:20,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 07:55:20,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:55:20,050 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:55:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:55:20,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:55:20,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:55:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:20,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-10 07:55:20,542 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-10 07:55:20,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 07:55:20,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:55:20,543 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:55:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:55:20,567 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:55:20,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:55:21,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:55:21,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-10 07:55:21,001 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-10 07:55:21,002 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:55:21,002 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-10 07:55:21,009 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 07:55:21,082 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 07:55:21,089 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:55:21,090 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 07:55:21,090 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 07:55:21,091 INFO L582 CodeCheckObserver]: Invariant with dag size 4 [2018-11-10 07:55:21,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:55:21 ImpRootNode [2018-11-10 07:55:21,092 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:55:21,092 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:55:21,092 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:55:21,092 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:55:21,093 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:55:18" (3/4) ... [2018-11-10 07:55:21,096 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:55:21,104 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2018-11-10 07:55:21,105 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-10 07:55:21,105 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-10 07:55:21,105 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 07:55:21,126 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) [2018-11-10 07:55:21,149 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_58e7abb5-3b4a-45e9-b0cd-0048d7af4f0c/bin-2019/ukojak/witness.graphml [2018-11-10 07:55:21,150 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:55:21,150 INFO L168 Benchmark]: Toolchain (without parser) took 3068.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 953.2 MB in the beginning and 900.5 MB in the end (delta: 52.7 MB). Peak memory consumption was 193.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:21,152 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:55:21,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 190.80 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:21,153 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.12 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:55:21,153 INFO L168 Benchmark]: Boogie Preprocessor took 24.25 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:55:21,153 INFO L168 Benchmark]: RCFGBuilder took 647.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:21,154 INFO L168 Benchmark]: CodeCheck took 2113.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 900.5 MB in the end (delta: 185.8 MB). Peak memory consumption was 185.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:55:21,154 INFO L168 Benchmark]: Witness Printer took 57.84 ms. Allocated memory is still 1.2 GB. Free memory is still 900.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:55:21,156 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 48 locations, 1 error locations. SAFE Result, 1.9s 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, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 651 GetRequests, 609 SyntacticMatches, 6 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 1.1s 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, 3824 SizeOfPredicates, 33 NumberOfNonLiveVariables, 213 ConjunctsInSsa, 47 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: 12]: Loop Invariant Derived loop invariant: \result == ~fp.neg~FLOAT(~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]) == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 17]: 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 190.80 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 937.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.12 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.25 ms. Allocated memory is still 1.0 GB. Free memory is still 937.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 647.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -149.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 11.5 GB. * CodeCheck took 2113.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 900.5 MB in the end (delta: 185.8 MB). Peak memory consumption was 185.8 MB. Max. memory is 11.5 GB. * Witness Printer took 57.84 ms. Allocated memory is still 1.2 GB. Free memory is still 900.5 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...