./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_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_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/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 2e3b677629e69b083ff740542124e952dcae7545 ................................................................................................................................................................................................................................................. 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_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/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 2e3b677629e69b083ff740542124e952dcae7545 ........................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 12:40:32,596 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:40:32,597 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:40:32,603 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:40:32,603 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:40:32,604 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:40:32,604 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:40:32,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:40:32,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:40:32,607 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:40:32,607 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:40:32,607 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:40:32,608 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:40:32,608 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:40:32,609 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:40:32,609 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:40:32,610 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:40:32,610 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:40:32,611 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:40:32,612 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:40:32,613 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:40:32,613 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:40:32,614 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:40:32,614 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:40:32,615 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:40:32,615 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:40:32,616 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:40:32,616 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:40:32,616 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:40:32,617 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:40:32,617 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:40:32,617 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:40:32,618 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:40:32,618 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:40:32,618 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:40:32,619 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:40:32,619 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 12:40:32,626 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:40:32,626 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:40:32,627 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:40:32,627 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 12:40:32,627 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:40:32,627 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:40:32,627 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:40:32,627 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:40:32,627 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:40:32,628 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:40:32,628 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:40:32,628 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:40:32,628 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:40:32,628 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:40:32,628 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:40:32,628 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:40:32,628 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:40:32,628 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:40:32,629 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 12:40:32,629 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 12:40:32,629 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:40:32,629 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:40:32,629 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:40:32,629 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:40:32,629 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:40:32,629 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:40:32,630 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 12:40:32,630 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:40:32,630 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:40:32,630 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_e82af354-3395-474f-a135-4261d613ebdf/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 -> 2e3b677629e69b083ff740542124e952dcae7545 [2018-12-09 12:40:32,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:40:32,656 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:40:32,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:40:32,660 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:40:32,660 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:40:32,661 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-12-09 12:40:32,705 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data/9f8e92d92/31e5f0460b994685b99e30f2ebeab953/FLAG158400f08 [2018-12-09 12:40:33,122 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:40:33,122 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-12-09 12:40:33,126 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data/9f8e92d92/31e5f0460b994685b99e30f2ebeab953/FLAG158400f08 [2018-12-09 12:40:33,135 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data/9f8e92d92/31e5f0460b994685b99e30f2ebeab953 [2018-12-09 12:40:33,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:40:33,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:40:33,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:40:33,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:40:33,140 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:40:33,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16eade82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33, skipping insertion in model container [2018-12-09 12:40:33,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,146 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:40:33,156 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:40:33,249 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:40:33,251 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:40:33,266 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:40:33,278 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:40:33,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33 WrapperNode [2018-12-09 12:40:33,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:40:33,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:40:33,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:40:33,279 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:40:33,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:40:33,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:40:33,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:40:33,335 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:40:33,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,346 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,351 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:40:33,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:40:33,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:40:33,353 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:40:33,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:40:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 12:40:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 12:40:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 12:40:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:40:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:40:33,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:40:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 12:40:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:40:33,602 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:40:33,602 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 12:40:33,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:40:33 BoogieIcfgContainer [2018-12-09 12:40:33,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:40:33,603 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 12:40:33,603 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 12:40:33,610 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 12:40:33,610 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:40:33" (1/1) ... [2018-12-09 12:40:33,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:40:33,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:33,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-09 12:40:33,638 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-09 12:40:33,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 12:40:33,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:40:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:40:33,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:40:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:33,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-09 12:40:33,705 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-09 12:40:33,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 12:40:33,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:40:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:40:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:40:33,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:40:33,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:40:33,784 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 12:40:33,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:40:33 ImpRootNode [2018-12-09 12:40:33,804 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 12:40:33,804 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 12:40:33,804 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 12:40:33,805 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 12:40:33,805 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:40:33" (3/4) ... [2018-12-09 12:40:33,807 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 12:40:33,808 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 12:40:33,808 INFO L168 Benchmark]: Toolchain (without parser) took 671.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 954.4 MB in the beginning and 1.0 GB in the end (delta: -94.4 MB). Peak memory consumption was 11.0 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:33,809 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. [2018-12-09 12:40:33,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 141.26 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.5 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:33,810 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -160.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:33,811 INFO L168 Benchmark]: Boogie Preprocessor took 17.23 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:40:33,811 INFO L168 Benchmark]: RCFGBuilder took 250.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:33,812 INFO L168 Benchmark]: CodeCheck took 201.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:33,812 INFO L168 Benchmark]: Witness Printer took 3.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:40:33,814 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, 30 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: 81]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of bitwiseAnd at line 21, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L11] static const float huge_ceil = 1.0e30; [L76] float x = 0.0f; [L14] __int32_t i0, j0; [L15] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (i0) = gf_u.word [L21] ix = (i0 & 0x7fffffff) [L22] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000] [L23] COND FALSE !(j0 < 23) [L43] COND FALSE !(!((ix) < 0x7f800000L)) [L46] return x; VAL [huge_ceil=1000000000000000000000000000000] [L77] float res = ceil_float(x); [L80] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_ceil=1000000000000000000000000000000] [L80] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L81] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000] * 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 141.26 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.5 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 55.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -160.9 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.23 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 250.04 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.5 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * CodeCheck took 201.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 12:40:35,134 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:40:35,135 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:40:35,141 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:40:35,141 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:40:35,142 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:40:35,142 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:40:35,143 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:40:35,144 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:40:35,144 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:40:35,145 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:40:35,145 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:40:35,145 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:40:35,146 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:40:35,146 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:40:35,147 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:40:35,147 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:40:35,148 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:40:35,149 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:40:35,150 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:40:35,150 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:40:35,151 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:40:35,152 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:40:35,152 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:40:35,152 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:40:35,152 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:40:35,153 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:40:35,153 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:40:35,154 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:40:35,154 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:40:35,154 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:40:35,155 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:40:35,155 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:40:35,155 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:40:35,155 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:40:35,156 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:40:35,156 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 12:40:35,163 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:40:35,163 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:40:35,164 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:40:35,164 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 12:40:35,164 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:40:35,164 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:40:35,165 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:40:35,165 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:40:35,165 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:40:35,165 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:40:35,165 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:40:35,165 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:40:35,165 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:40:35,165 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 12:40:35,166 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 12:40:35,166 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:40:35,166 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:40:35,166 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:40:35,166 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:40:35,166 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 12:40:35,166 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 12:40:35,166 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:40:35,167 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:40:35,167 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:40:35,167 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:40:35,167 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:40:35,167 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:40:35,167 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 12:40:35,167 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 12:40:35,168 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:40:35,168 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 12:40:35,168 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 12:40:35,168 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_e82af354-3395-474f-a135-4261d613ebdf/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 -> 2e3b677629e69b083ff740542124e952dcae7545 [2018-12-09 12:40:35,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:40:35,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:40:35,198 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:40:35,199 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:40:35,200 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:40:35,200 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-12-09 12:40:35,245 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data/7e8d544b9/fb751b6b79384684b9a06e17aff38511/FLAGae41c83d7 [2018-12-09 12:40:35,564 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:40:35,565 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/sv-benchmarks/c/float-newlib/float_req_bl_1092b_true-unreach-call.c [2018-12-09 12:40:35,569 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data/7e8d544b9/fb751b6b79384684b9a06e17aff38511/FLAGae41c83d7 [2018-12-09 12:40:35,576 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/data/7e8d544b9/fb751b6b79384684b9a06e17aff38511 [2018-12-09 12:40:35,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:40:35,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:40:35,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:40:35,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:40:35,581 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:40:35,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a0bb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35, skipping insertion in model container [2018-12-09 12:40:35,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:40:35,603 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:40:35,706 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:40:35,709 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:40:35,729 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:40:35,744 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:40:35,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35 WrapperNode [2018-12-09 12:40:35,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:40:35,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:40:35,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:40:35,745 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:40:35,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:40:35,770 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:40:35,770 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:40:35,770 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:40:35,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,777 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... [2018-12-09 12:40:35,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:40:35,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:40:35,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:40:35,823 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:40:35,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:40:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:40:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:40:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 12:40:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:40:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:40:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-09 12:40:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-09 12:40:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 12:40:35,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:40:35,957 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:40:35,982 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:40:36,925 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:40:36,926 INFO L280 CfgBuilder]: Removed 14 assue(true) statements. [2018-12-09 12:40:36,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:40:36 BoogieIcfgContainer [2018-12-09 12:40:36,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:40:36,926 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 12:40:36,927 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 12:40:36,933 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 12:40:36,933 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:40:36" (1/1) ... [2018-12-09 12:40:36,939 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:40:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:36,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-12-09 12:40:36,959 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-12-09 12:40:36,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 12:40:36,960 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:40:36,992 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:40:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:40:37,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:40:37,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:40:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:37,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-09 12:40:37,020 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-09 12:40:37,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 12:40:37,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:40:37,021 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:40:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:40:37,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:40:37,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:40:37,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:37,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-12-09 12:40:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-12-09 12:40:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 12:40:37,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:40:37,212 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:40:37,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:40:37,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:40:37,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:40:37,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:37,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-09 12:40:37,764 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-09 12:40:37,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 12:40:37,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:40:37,765 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:40:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:40:37,779 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:40:37,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:40:37,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:37,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-12-09 12:40:37,782 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-09 12:40:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 12:40:37,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:40:37,783 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:40:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:40:37,792 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:40:37,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:40:37,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-12-09 12:40:37,795 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-12-09 12:40:37,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 12:40:37,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:40:37,796 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:40:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:40:37,816 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:40:37,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:40:38,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:38,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-12-09 12:40:38,578 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-12-09 12:40:38,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 12:40:38,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:40:38,579 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:40:38,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:40:38,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:40:38,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:40:39,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:40:39,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-12-09 12:40:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-12-09 12:40:39,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 12:40:39,211 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-12-09 12:40:39,221 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 12:40:39,274 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 12:40:39,279 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 12:40:39,280 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-09 12:40:39,280 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 12:40:39,280 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-09 12:40:39,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:40:39 ImpRootNode [2018-12-09 12:40:39,281 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 12:40:39,282 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 12:40:39,282 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 12:40:39,282 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 12:40:39,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:40:36" (3/4) ... [2018-12-09 12:40:39,284 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 12:40:39,291 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-12-09 12:40:39,291 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 12:40:39,307 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-12-09 12:40:39,321 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e82af354-3395-474f-a135-4261d613ebdf/bin-2019/ukojak/witness.graphml [2018-12-09 12:40:39,322 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 12:40:39,322 INFO L168 Benchmark]: Toolchain (without parser) took 3743.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 944.7 MB in the beginning and 916.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 176.5 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:39,323 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:40:39,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 165.45 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:39,324 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.67 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:39,324 INFO L168 Benchmark]: Boogie Preprocessor took 52.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -207.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:39,324 INFO L168 Benchmark]: RCFGBuilder took 1103.41 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: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:39,325 INFO L168 Benchmark]: CodeCheck took 2354.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 916.1 MB in the end (delta: 191.3 MB). Peak memory consumption was 191.3 MB. Max. memory is 11.5 GB. [2018-12-09 12:40:39,325 INFO L168 Benchmark]: Witness Printer took 40.10 ms. Allocated memory is still 1.2 GB. Free memory is still 916.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:40:39,326 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, 30 locations, 1 error locations. SAFE Result, 2.2s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1212 SDtfs, 446 SDslu, 332 SDs, 0 SdLazy, 1992 SolverSat, 526 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 649 GetRequests, 603 SyntacticMatches, 12 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 316 ImplicationChecksByTransitivity, 1.3s 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, 3959 SizeOfPredicates, 36 NumberOfNonLiveVariables, 235 ConjunctsInSsa, 56 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: 81]: 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: 13]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 16]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 165.45 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 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 24.67 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -207.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1103.41 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: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * CodeCheck took 2354.86 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 916.1 MB in the end (delta: 191.3 MB). Peak memory consumption was 191.3 MB. Max. memory is 11.5 GB. * Witness Printer took 40.10 ms. Allocated memory is still 1.2 GB. Free memory is still 916.1 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...