./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8015c985f157600a44233f2d61865f454dda9bb9 ..................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8015c985f157600a44233f2d61865f454dda9bb9 .................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:41:02,839 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:41:02,840 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:41:02,848 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:41:02,848 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:41:02,849 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:41:02,849 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:41:02,850 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:41:02,851 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:41:02,852 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:41:02,853 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:41:02,853 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:41:02,853 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:41:02,854 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:41:02,855 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:41:02,855 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:41:02,856 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:41:02,857 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:41:02,858 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:41:02,859 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:41:02,860 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:41:02,861 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:41:02,862 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:41:02,863 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:41:02,863 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:41:02,863 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:41:02,864 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:41:02,865 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:41:02,865 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:41:02,866 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:41:02,866 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:41:02,867 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:41:02,867 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:41:02,867 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:41:02,868 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:41:02,868 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:41:02,868 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:41:02,878 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:41:02,878 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:41:02,879 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:41:02,879 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:41:02,880 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:41:02,880 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:41:02,880 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:41:02,880 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:41:02,880 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:41:02,881 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:41:02,881 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:41:02,881 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:41:02,881 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:41:02,881 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:41:02,881 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:41:02,881 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:41:02,881 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:41:02,881 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:41:02,882 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:41:02,882 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:41:02,882 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:41:02,882 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:41:02,882 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:41:02,882 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:41:02,882 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:41:02,882 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:41:02,883 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:41:02,883 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:41:02,883 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_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8015c985f157600a44233f2d61865f454dda9bb9 [2018-11-10 05:41:02,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:41:02,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:41:02,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:41:02,914 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:41:02,915 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:41:02,915 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c [2018-11-10 05:41:02,951 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data/8d8ffb40b/985bac686c664f309f93aa44111f1173/FLAG3444724df [2018-11-10 05:41:03,368 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:41:03,369 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c [2018-11-10 05:41:03,375 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data/8d8ffb40b/985bac686c664f309f93aa44111f1173/FLAG3444724df [2018-11-10 05:41:03,385 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data/8d8ffb40b/985bac686c664f309f93aa44111f1173 [2018-11-10 05:41:03,388 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:41:03,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:41:03,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:03,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:41:03,392 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:41:03,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbc8502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03, skipping insertion in model container [2018-11-10 05:41:03,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:41:03,418 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:41:03,553 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:03,556 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:41:03,588 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:03,603 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:41:03,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03 WrapperNode [2018-11-10 05:41:03,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:03,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:03,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:41:03,604 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:41:03,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,672 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:03,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:41:03,673 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:41:03,673 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:41:03,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,694 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... [2018-11-10 05:41:03,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:41:03,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:41:03,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:41:03,697 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:41:03,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/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 05:41:03,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 05:41:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 05:41:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:41:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 05:41:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:41:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:41:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 05:41:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-10 05:41:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-10 05:41:03,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:41:04,277 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:41:04,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:41:04 BoogieIcfgContainer [2018-11-10 05:41:04,277 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:41:04,278 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:41:04,278 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:41:04,286 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:41:04,286 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:41:04" (1/1) ... [2018-11-10 05:41:04,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:41:04,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:41:04,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2018-11-10 05:41:04,328 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2018-11-10 05:41:04,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 05:41:04,329 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:41:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:41:04,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:41:04,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:41:04,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-11-10 05:41:04,417 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-11-10 05:41:04,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 05:41:04,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:41:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:41:04,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:41:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:41:04,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:41:04,517 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 05:41:04,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:41:04 ImpRootNode [2018-11-10 05:41:04,542 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:41:04,542 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:41:04,542 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:41:04,543 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:41:04,543 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:41:04" (3/4) ... [2018-11-10 05:41:04,546 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:41:04,546 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:41:04,546 INFO L168 Benchmark]: Toolchain (without parser) took 1158.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -69.1 MB). Peak memory consumption was 68.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,547 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:41:04,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 214.90 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 944.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -192.9 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,549 INFO L168 Benchmark]: Boogie Preprocessor took 24.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,549 INFO L168 Benchmark]: RCFGBuilder took 580.20 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: 77.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,550 INFO L168 Benchmark]: CodeCheck took 264.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:41:04,550 INFO L168 Benchmark]: Witness Printer took 3.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:41:04,552 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 108 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 182]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 181, overapproximation of someUnaryDOUBLEoperation at line 84, overapproximation of bitwiseAnd at line 98, overapproximation of someBinaryArithmeticFLOAToperation at line 103. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L81-L88] static const float one_acos = 1.0000000000e+00, pi = 3.1415925026e+00, pio2_hi_acos = 1.5707962513e+00, pio2_lo_acos = 7.5497894159e-08, pS0_acos = 1.6666667163e-01, pS1_acos = -3.2556581497e-01, pS2_acos = 2.0121252537e-01, pS3_acos = -4.0055535734e-02, pS4_acos = 7.9153501429e-04, pS5_acos = 3.4793309169e-05, qS1_acos = -2.4033949375e+00, qS2_acos = 2.0209457874e+00, qS3_acos = -6.8828397989e-01, qS4_acos = 7.7038154006e-02; [L177] float x = 1.0f; [L178] CALL, EXPR __ieee754_acosf(x) [L91] float z, p, q, r, w, s, c, df; [L92] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L94] FCALL ieee_float_shape_type gf_u; [L95] FCALL gf_u.value = (x) [L96] EXPR, FCALL gf_u.word [L96] (hx) = gf_u.word [L97] COND FALSE !(0) VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pi=15707962513/5000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L98] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L99] COND TRUE ix == 0x3f800000 [L100] COND TRUE hx > 0 [L101] RET return 0.0; VAL [one_acos=1, one_sqrt=1, pi=75497894159/1000000000000000000, pi=15707962513/5000000000, pi=15707962513/10000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L178] EXPR __ieee754_acosf(x) [L178] float res = __ieee754_acosf(x); [L181] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L181] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L182] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=15707962513/10000000000, pi=15707962513/5000000000, pi=75497894159/1000000000000000000, pS0_acos=16666667163/100000000000, pS2_acos=20121252537/100000000000, pS4_acos=79153501429/100000000000000, pS5_acos=34793309169/1000000000000000, qS2_acos=10104728937/5000000000, qS4_acos=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 214.90 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 944.2 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 68.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -192.9 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 580.20 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: 77.2 MB). Peak memory consumption was 77.2 MB. Max. memory is 11.5 GB. * CodeCheck took 264.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * Witness Printer took 3.35 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. 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 05:41:05,960 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:41:05,961 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:41:05,970 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:41:05,970 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:41:05,971 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:41:05,972 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:41:05,973 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:41:05,974 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:41:05,975 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:41:05,975 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:41:05,976 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:41:05,976 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:41:05,977 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:41:05,978 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:41:05,978 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:41:05,979 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:41:05,980 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:41:05,981 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:41:05,982 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:41:05,983 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:41:05,984 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:41:05,986 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:41:05,986 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:41:05,986 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:41:05,987 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:41:05,987 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:41:05,988 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:41:05,988 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:41:05,989 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:41:05,989 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:41:05,990 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:41:05,990 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:41:05,990 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:41:05,991 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:41:05,991 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:41:05,991 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 05:41:06,002 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:41:06,002 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:41:06,003 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:41:06,003 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:41:06,003 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:41:06,003 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:41:06,004 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:41:06,004 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:41:06,004 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:41:06,004 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:41:06,004 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:41:06,004 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:41:06,005 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:41:06,005 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:41:06,005 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:41:06,005 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:41:06,005 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:41:06,005 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:41:06,005 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:41:06,006 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:41:06,006 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:41:06,006 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:41:06,006 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:41:06,006 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:41:06,006 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:41:06,006 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:41:06,007 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 05:41:06,007 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:41:06,007 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:41:06,007 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:41:06,007 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:41:06,007 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_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8015c985f157600a44233f2d61865f454dda9bb9 [2018-11-10 05:41:06,037 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:41:06,045 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:41:06,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:41:06,049 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:41:06,049 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:41:06,050 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c [2018-11-10 05:41:06,093 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data/bc8a68223/9bacdb3635504b6aa91f11cc7a2a3bc6/FLAG432de10b2 [2018-11-10 05:41:06,401 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:41:06,401 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/sv-benchmarks/c/float-newlib/float_req_bl_0480_true-unreach-call.c [2018-11-10 05:41:06,406 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data/bc8a68223/9bacdb3635504b6aa91f11cc7a2a3bc6/FLAG432de10b2 [2018-11-10 05:41:06,415 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/data/bc8a68223/9bacdb3635504b6aa91f11cc7a2a3bc6 [2018-11-10 05:41:06,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:41:06,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:41:06,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:06,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:41:06,421 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:41:06,421 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de11074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06, skipping insertion in model container [2018-11-10 05:41:06,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:41:06,447 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:41:06,590 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:06,595 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:41:06,632 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:41:06,651 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:41:06,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06 WrapperNode [2018-11-10 05:41:06,652 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:41:06,652 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:06,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:41:06,652 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:41:06,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:41:06,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:41:06,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:41:06,688 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:41:06,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... [2018-11-10 05:41:06,770 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:41:06,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:41:06,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:41:06,771 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:41:06,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:41:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/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 05:41:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 05:41:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:41:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 05:41:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:41:06,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:41:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 05:41:06,803 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-10 05:41:06,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-10 05:41:06,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:41:06,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 05:41:06,942 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:41:06,950 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:41:31,678 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:41:31,683 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:41:41,919 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:41:41,923 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:41:41,964 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:41:41,968 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:42:14,341 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:42:14,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:42:14 BoogieIcfgContainer [2018-11-10 05:42:14,342 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:42:14,342 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:42:14,343 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:42:14,349 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:42:14,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:42:14" (1/1) ... [2018-11-10 05:42:14,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:42:14,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:42:14,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2018-11-10 05:42:14,379 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2018-11-10 05:42:14,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 05:42:14,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:42:14,416 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 05:42:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:42:14,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:42:14,454 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 05:42:14,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:42:14,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2018-11-10 05:42:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2018-11-10 05:42:14,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 05:42:14,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:42:14,464 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 05:42:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:42:14,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:42:14,589 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 05:43:12,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:43:12,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2018-11-10 05:43:12,271 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2018-11-10 05:43:12,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 05:43:12,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:43:12,272 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 05:43:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:12,285 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:43:12,286 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 05:43:12,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:43:12,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2018-11-10 05:43:12,289 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2018-11-10 05:43:12,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:43:12,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:43:12,291 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 05:43:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:43:12,312 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:43:12,384 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 05:43:12,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:43:12,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2018-11-10 05:43:12,593 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-11-10 05:43:12,593 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:43:12,593 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-10 05:43:12,600 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:43:12,627 INFO L582 CodeCheckObserver]: Invariant with dag size 5 [2018-11-10 05:43:12,631 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,634 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,634 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:43:12,635 INFO L582 CodeCheckObserver]: Invariant with dag size 5 [2018-11-10 05:43:12,635 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,635 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,636 INFO L582 CodeCheckObserver]: Invariant with dag size 9 [2018-11-10 05:43:12,636 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,637 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,637 INFO L582 CodeCheckObserver]: Invariant with dag size 5 [2018-11-10 05:43:12,637 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,637 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:43:12 ImpRootNode [2018-11-10 05:43:12,638 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:43:12,638 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:43:12,639 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:43:12,639 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:43:12,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:42:14" (3/4) ... [2018-11-10 05:43:12,642 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:43:12,647 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_sqrtf [2018-11-10 05:43:12,653 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2018-11-10 05:43:12,653 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-11-10 05:43:12,654 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 05:43:12,654 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 05:43:12,673 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == \result [2018-11-10 05:43:12,709 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_337cf415-486d-451a-bae6-9a465214e007/bin-2019/ukojak/witness.graphml [2018-11-10 05:43:12,709 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:43:12,710 INFO L168 Benchmark]: Toolchain (without parser) took 126292.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 949.7 MB in the beginning and 923.1 MB in the end (delta: 26.6 MB). Peak memory consumption was 157.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:43:12,711 INFO L168 Benchmark]: CDTParser took 0.14 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 05:43:12,711 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.01 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:43:12,711 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.34 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:43:12,712 INFO L168 Benchmark]: Boogie Preprocessor took 82.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:43:12,712 INFO L168 Benchmark]: RCFGBuilder took 67571.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.0 MB). Peak memory consumption was 102.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:43:12,712 INFO L168 Benchmark]: CodeCheck took 58295.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 930.1 MB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:43:12,712 INFO L168 Benchmark]: Witness Printer took 70.76 ms. Allocated memory is still 1.2 GB. Free memory was 930.1 MB in the beginning and 923.1 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:43:12,713 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 108 locations, 1 error locations. SAFE Result, 58.2s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 164 SDtfs, 30 SDslu, 20 SDs, 0 SdLazy, 228 SolverSat, 98 SolverUnsat, 40 SolverUnknown, 0 SolverNotchecked, 162.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 311 GetRequests, 290 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1478 SizeOfPredicates, 23 NumberOfNonLiveVariables, 172 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 182]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 93]: Loop Invariant [2018-11-10 05:43:12,714 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,714 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0) - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 90]: Loop Invariant [2018-11-10 05:43:12,715 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,715 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 162]: Loop Invariant [2018-11-10 05:43:12,715 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,716 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) - InvariantResult [Line: 162]: Loop Invariant [2018-11-10 05:43:12,716 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-11-10 05:43:12,716 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~to_fp~LONGDOUBLE(RoundingMode_RNE, ~Pluszero~LONGDOUBLE()) * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 233.01 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 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 35.34 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 82.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -195.4 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 67571.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 102.0 MB). Peak memory consumption was 102.0 MB. Max. memory is 11.5 GB. * CodeCheck took 58295.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 930.1 MB in the end (delta: 91.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. * Witness Printer took 70.76 ms. Allocated memory is still 1.2 GB. Free memory was 930.1 MB in the beginning and 923.1 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! Received shutdown request...