./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_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_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/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 18318d2897bde0142dc4632253da5d46def4ecbb ..................................................................................................................................................................................................................................................... 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_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/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 18318d2897bde0142dc4632253da5d46def4ecbb ........................................................................................................................................................................................................................................................................................... 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 05:26:44,940 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:26:44,942 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:26:44,948 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:26:44,948 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:26:44,949 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:26:44,950 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:26:44,951 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:26:44,952 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:26:44,953 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:26:44,953 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:26:44,953 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:26:44,954 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:26:44,955 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:26:44,955 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:26:44,956 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:26:44,957 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:26:44,958 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:26:44,959 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:26:44,961 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:26:44,961 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:26:44,962 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:26:44,964 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:26:44,964 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:26:44,964 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:26:44,965 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:26:44,965 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:26:44,966 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:26:44,967 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:26:44,967 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:26:44,967 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:26:44,968 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:26:44,968 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:26:44,968 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:26:44,969 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:26:44,969 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:26:44,970 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 05:26:44,980 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:26:44,980 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:26:44,981 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:26:44,981 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:26:44,981 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:26:44,981 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:26:44,982 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:26:44,982 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:26:44,982 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 05:26:44,982 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:26:44,982 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:26:44,982 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:26:44,982 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:26:44,983 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:26:44,983 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:26:44,983 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:26:44,983 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:26:44,983 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:26:44,983 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:26:44,983 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:26:44,984 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:26:44,984 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:26:44,984 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:26:44,984 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:26:44,984 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:26:44,984 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 05:26:44,984 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:26:44,984 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 05:26:44,985 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_a0e610b9-05d2-4086-84d6-8c7226294d4d/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 -> 18318d2897bde0142dc4632253da5d46def4ecbb [2018-11-10 05:26:45,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:26:45,016 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:26:45,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:26:45,020 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:26:45,020 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:26:45,021 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-11-10 05:26:45,061 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data/01aee6eeb/71d7e54ec2094d109ed2151351467da5/FLAGe2de5c420 [2018-11-10 05:26:45,472 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:26:45,472 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-11-10 05:26:45,477 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data/01aee6eeb/71d7e54ec2094d109ed2151351467da5/FLAGe2de5c420 [2018-11-10 05:26:45,486 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data/01aee6eeb/71d7e54ec2094d109ed2151351467da5 [2018-11-10 05:26:45,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:26:45,489 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:26:45,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:26:45,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:26:45,492 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:26:45,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dc982ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45, skipping insertion in model container [2018-11-10 05:26:45,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:26:45,520 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:26:45,638 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:26:45,640 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:26:45,667 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:26:45,681 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:26:45,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45 WrapperNode [2018-11-10 05:26:45,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:26:45,682 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:26:45,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:26:45,682 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:26:45,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,767 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:26:45,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:26:45,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:26:45,768 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:26:45,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... [2018-11-10 05:26:45,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:26:45,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:26:45,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:26:45,798 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:26:45,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/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 05:26:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 05:26:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 05:26:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 05:26:45,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:26:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 05:26:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:26:45,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:26:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 05:26:45,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:26:46,495 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:26:46,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:26:46 BoogieIcfgContainer [2018-11-10 05:26:46,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:26:46,496 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:26:46,496 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:26:46,503 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:26:46,503 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:26:46" (1/1) ... [2018-11-10 05:26:46,511 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:26:46,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:26:46,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-11-10 05:26:46,534 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-11-10 05:26:46,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:26:46,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:26:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:26:46,611 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 05:26:46,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:26:46,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2018-11-10 05:26:46,620 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2018-11-10 05:26:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:26:46,620 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:26:46,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:26:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:26:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:26:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 05:26:46,753 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 05:26:46,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:26:46 ImpRootNode [2018-11-10 05:26:46,780 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:26:46,781 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:26:46,781 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:26:46,781 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:26:46,782 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:26:46" (3/4) ... [2018-11-10 05:26:46,785 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 05:26:46,785 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:26:46,786 INFO L168 Benchmark]: Toolchain (without parser) took 1297.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 954.8 MB in the beginning and 1.1 GB in the end (delta: -96.8 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:46,787 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:26:46,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 192.36 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 941.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:46,788 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 941.2 MB in the beginning and 1.1 GB in the end (delta: -204.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:46,788 INFO L168 Benchmark]: Boogie Preprocessor took 29.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:46,789 INFO L168 Benchmark]: RCFGBuilder took 698.46 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: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:46,790 INFO L168 Benchmark]: CodeCheck took 284.55 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: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:46,790 INFO L168 Benchmark]: Witness Printer took 4.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:26:46,793 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, 101 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 22 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 77 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 134, overapproximation of someUnaryDOUBLEoperation at line 14, overapproximation of bitwiseAnd at line 30, overapproximation of bitwiseXor at line 31, overapproximation of someBinaryArithmeticFLOAToperation at line 35. Possible FailurePath: [L12-L15] static const float one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L126] float x = 0.0f; [L127] float y = __VERIFIER_nondet_float(); [L129] COND TRUE (y < 0.0f || y > 0.0f) [L131] CALL, EXPR fmod_float(x, y) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={3:0}] [L21] FCALL ieee_float_shape_type gf_u; [L22] FCALL gf_u.value = (x) [L23] EXPR, FCALL gf_u.word [L23] (hx) = gf_u.word [L24] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={3:0}] [L26] FCALL ieee_float_shape_type gf_u; [L27] FCALL gf_u.value = (y) [L28] EXPR, FCALL gf_u.word [L28] (hy) = gf_u.word [L29] COND FALSE !(0) VAL [one_fmod=1, Zero_fmod={3:0}] [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={3:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] RET return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={3:0}] [L131] EXPR fmod_float(x, y) [L131] float res = fmod_float(x, y); [L134] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_fmod=1, Zero_fmod={3:0}] [L134] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={3:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 192.36 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 941.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 85.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 941.2 MB in the beginning and 1.1 GB in the end (delta: -204.0 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 29.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 698.46 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: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 11.5 GB. * CodeCheck took 284.55 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: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.11 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 05:26:48,219 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 05:26:48,220 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 05:26:48,227 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 05:26:48,228 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 05:26:48,228 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 05:26:48,229 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 05:26:48,230 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 05:26:48,232 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 05:26:48,232 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 05:26:48,233 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 05:26:48,233 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 05:26:48,234 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 05:26:48,234 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 05:26:48,235 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 05:26:48,236 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 05:26:48,236 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 05:26:48,237 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 05:26:48,239 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 05:26:48,240 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 05:26:48,240 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 05:26:48,241 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 05:26:48,242 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 05:26:48,242 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 05:26:48,242 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 05:26:48,243 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 05:26:48,243 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 05:26:48,244 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 05:26:48,244 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 05:26:48,245 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 05:26:48,245 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 05:26:48,245 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 05:26:48,246 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 05:26:48,246 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 05:26:48,246 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 05:26:48,247 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 05:26:48,247 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 05:26:48,256 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 05:26:48,257 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 05:26:48,257 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 05:26:48,257 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 05:26:48,258 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 05:26:48,258 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 05:26:48,258 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 05:26:48,258 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 05:26:48,258 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 05:26:48,259 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 05:26:48,259 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 05:26:48,259 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 05:26:48,259 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 05:26:48,259 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 05:26:48,259 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 05:26:48,259 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 05:26:48,259 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 05:26:48,260 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 05:26:48,260 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 05:26:48,260 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 05:26:48,260 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 05:26:48,260 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 05:26:48,260 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 05:26:48,260 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 05:26:48,261 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 05:26:48,261 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 05:26:48,261 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 05:26:48,261 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 05:26:48,261 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 05:26:48,261 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 05:26:48,261 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 05:26:48,261 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_a0e610b9-05d2-4086-84d6-8c7226294d4d/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 -> 18318d2897bde0142dc4632253da5d46def4ecbb [2018-11-10 05:26:48,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 05:26:48,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 05:26:48,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 05:26:48,305 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 05:26:48,306 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 05:26:48,306 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-11-10 05:26:48,354 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data/f0872a5a5/0d2618839e2149b2a8a11fd6114da3ca/FLAG072cebbfe [2018-11-10 05:26:48,695 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 05:26:48,696 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-11-10 05:26:48,700 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data/f0872a5a5/0d2618839e2149b2a8a11fd6114da3ca/FLAG072cebbfe [2018-11-10 05:26:48,710 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/data/f0872a5a5/0d2618839e2149b2a8a11fd6114da3ca [2018-11-10 05:26:48,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 05:26:48,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 05:26:48,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 05:26:48,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 05:26:48,716 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 05:26:48,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:48,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a44af8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48, skipping insertion in model container [2018-11-10 05:26:48,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:48,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 05:26:48,748 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 05:26:48,895 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:26:48,901 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 05:26:48,933 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 05:26:48,951 INFO L193 MainTranslator]: Completed translation [2018-11-10 05:26:48,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48 WrapperNode [2018-11-10 05:26:48,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 05:26:48,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 05:26:48,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 05:26:48,953 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 05:26:48,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:48,969 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:48,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 05:26:48,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 05:26:48,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 05:26:48,993 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 05:26:49,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:49,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:49,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:49,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:49,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:49,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:49,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... [2018-11-10 05:26:49,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 05:26:49,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 05:26:49,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 05:26:49,024 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 05:26:49,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 05:26:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/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 05:26:49,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 05:26:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 05:26:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 05:26:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 05:26:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 05:26:49,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 05:26:49,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 05:26:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 05:26:49,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 05:26:49,235 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:26:49,247 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:26:49,271 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:26:49,285 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:26:49,295 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:26:49,301 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:26:50,097 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:26:50,115 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 05:26:50,516 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 05:26:50,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:26:50 BoogieIcfgContainer [2018-11-10 05:26:50,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 05:26:50,517 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 05:26:50,517 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 05:26:50,528 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 05:26:50,528 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:26:50" (1/1) ... [2018-11-10 05:26:50,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 05:26:50,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:26:50,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2018-11-10 05:26:50,566 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2018-11-10 05:26:50,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 05:26:50,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:26:50,614 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:26:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:26:50,642 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:26:50,653 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 05:26:50,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:26:50,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2018-11-10 05:26:50,663 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2018-11-10 05:26:50,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 05:26:50,664 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:26:50,665 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:26:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:26:50,988 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:26:51,186 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 05:26:52,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:26:52,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2018-11-10 05:26:52,682 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2018-11-10 05:26:52,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 05:26:52,682 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:26:52,683 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:26:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:26:52,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:26:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 05:26:56,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:26:56,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2018-11-10 05:26:56,665 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2018-11-10 05:26:56,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 05:26:56,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:26:56,667 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:26:56,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:26:56,681 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:26:56,946 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 05:26:57,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:26:57,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2018-11-10 05:26:57,516 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2018-11-10 05:26:57,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-10 05:26:57,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:26:57,518 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:26:57,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:26:57,532 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:26:57,533 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 05:26:57,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:26:57,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2018-11-10 05:26:57,536 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-11-10 05:26:57,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 05:26:57,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 05:26:57,537 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 05:26:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 05:26:57,568 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 05:26:57,773 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 05:26:58,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 05:26:58,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2018-11-10 05:26:58,216 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-11-10 05:26:58,217 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 05:26:58,217 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-11-10 05:26:58,224 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 05:26:58,346 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-11-10 05:26:58,353 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 05:26:58,353 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 05:26:58,354 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 05:26:58,354 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 05:26:58,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 05:26:58 ImpRootNode [2018-11-10 05:26:58,355 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 05:26:58,355 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 05:26:58,355 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 05:26:58,356 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 05:26:58,356 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 05:26:50" (3/4) ... [2018-11-10 05:26:58,358 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 05:26:58,366 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2018-11-10 05:26:58,366 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-10 05:26:58,366 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-10 05:26:58,366 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 05:26:58,385 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~Pluszero~LONGDOUBLE() == \result [2018-11-10 05:26:58,415 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a0e610b9-05d2-4086-84d6-8c7226294d4d/bin-2019/ukojak/witness.graphml [2018-11-10 05:26:58,416 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 05:26:58,416 INFO L168 Benchmark]: Toolchain (without parser) took 9703.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.7 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -192.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:58,417 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:26:58,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 238.53 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:58,418 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.71 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:26:58,418 INFO L168 Benchmark]: Boogie Preprocessor took 31.33 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:58,418 INFO L168 Benchmark]: RCFGBuilder took 1492.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -141.9 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:58,419 INFO L168 Benchmark]: CodeCheck took 7837.70 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -79.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 05:26:58,419 INFO L168 Benchmark]: Witness Printer took 60.43 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: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. [2018-11-10 05:26:58,421 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, 101 locations, 1 error locations. SAFE Result, 7.6s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 940 SDtfs, 294 SDslu, 260 SDs, 0 SdLazy, 1388 SolverSat, 474 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 658 GetRequests, 609 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 663 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 74 ConstructedInterpolants, 4 QuantifiedInterpolants, 4704 SizeOfPredicates, 30 NumberOfNonLiveVariables, 288 ConjunctsInSsa, 43 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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: 135]: 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: 20]: Loop Invariant Derived loop invariant: (~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == \result - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 238.53 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 933.1 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.71 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.33 ms. Allocated memory is still 1.0 GB. Free memory was 933.1 MB in the beginning and 927.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1492.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 927.7 MB in the beginning and 1.1 GB in the end (delta: -141.9 MB). Peak memory consumption was 25.4 MB. Max. memory is 11.5 GB. * CodeCheck took 7837.70 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 55.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -79.5 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 60.43 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: 7.4 MB). Peak memory consumption was 7.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...