./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1271b_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_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1271b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/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 d29f12e66e15a9c752fce15327a254c30da4b28a ...................................................................................................................................................................................................................................................................... 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_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1271b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/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 d29f12e66e15a9c752fce15327a254c30da4b28a ............................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:33:30,173 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:33:30,175 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:33:30,183 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:33:30,183 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:33:30,184 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:33:30,184 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:33:30,185 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:33:30,186 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:33:30,187 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:33:30,188 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:33:30,188 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:33:30,189 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:33:30,189 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:33:30,190 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:33:30,191 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:33:30,191 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:33:30,192 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:33:30,194 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:33:30,195 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:33:30,196 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:33:30,196 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:33:30,198 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:33:30,198 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:33:30,198 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:33:30,199 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:33:30,200 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:33:30,200 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:33:30,201 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:33:30,201 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:33:30,202 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:33:30,202 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:33:30,202 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:33:30,203 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:33:30,203 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:33:30,204 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:33:30,204 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:33:30,214 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:33:30,214 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:33:30,215 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:33:30,215 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:33:30,215 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:33:30,215 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:33:30,216 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:33:30,216 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:33:30,216 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:33:30,216 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:33:30,216 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:33:30,216 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:33:30,216 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:33:30,217 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:33:30,217 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:33:30,217 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:33:30,217 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:33:30,217 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:33:30,217 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:33:30,217 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:33:30,217 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:33:30,218 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:33:30,218 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:33:30,218 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:33:30,218 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:33:30,218 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:33:30,218 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:33:30,218 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:33:30,219 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_b6db147d-76ab-49fc-aa6f-7c400c4fa559/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 -> d29f12e66e15a9c752fce15327a254c30da4b28a [2018-11-10 07:33:30,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:33:30,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:33:30,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:33:30,255 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:33:30,256 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:33:30,256 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1271b_true-unreach-call.c [2018-11-10 07:33:30,295 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data/ddd206905/27e668c61309456cb0634371fa96b1f1/FLAG74ac8b785 [2018-11-10 07:33:30,642 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:33:30,642 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/sv-benchmarks/c/float-newlib/float_req_bl_1271b_true-unreach-call.c [2018-11-10 07:33:30,647 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data/ddd206905/27e668c61309456cb0634371fa96b1f1/FLAG74ac8b785 [2018-11-10 07:33:30,655 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data/ddd206905/27e668c61309456cb0634371fa96b1f1 [2018-11-10 07:33:30,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:33:30,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:33:30,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:33:30,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:33:30,662 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:33:30,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,665 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 07:33:30, skipping insertion in model container [2018-11-10 07:33:30,665 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:33:30,694 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:33:30,819 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:33:30,821 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:33:30,850 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:33:30,862 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:33:30,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30 WrapperNode [2018-11-10 07:33:30,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:33:30,863 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:33:30,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:33:30,864 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:33:30,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:33:30,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:33:30,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:33:30,944 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:33:30,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,971 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,973 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... [2018-11-10 07:33:30,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:33:30,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:33:30,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:33:30,977 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:33:30,977 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 07:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 07:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:33:31,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-10 07:33:31,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-10 07:33:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:33:32,009 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:33:32,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:33:32 BoogieIcfgContainer [2018-11-10 07:33:32,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:33:32,010 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:33:32,010 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:33:32,019 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:33:32,019 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:33:32" (1/1) ... [2018-11-10 07:33:32,029 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:33:32,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:32,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 78 states and 128 transitions. [2018-11-10 07:33:32,056 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 128 transitions. [2018-11-10 07:33:32,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 07:33:32,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:32,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:32,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 78 states and 117 transitions. [2018-11-10 07:33:32,133 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 117 transitions. [2018-11-10 07:33:32,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 07:33:32,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:33:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:33:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:33:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:33:32,340 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 07:33:32,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:33:32 ImpRootNode [2018-11-10 07:33:32,368 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:33:32,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:33:32,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:33:32,369 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:33:32,369 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:33:32" (3/4) ... [2018-11-10 07:33:32,371 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 07:33:32,371 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:33:32,372 INFO L168 Benchmark]: Toolchain (without parser) took 1714.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 954.9 MB in the beginning and 959.3 MB in the end (delta: -4.4 MB). Peak memory consumption was 137.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:32,373 INFO L168 Benchmark]: CDTParser took 0.11 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 07:33:32,373 INFO L168 Benchmark]: CACSL2BoogieTranslator took 204.48 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 938.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:32,374 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -200.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:32,374 INFO L168 Benchmark]: Boogie Preprocessor took 32.95 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:32,374 INFO L168 Benchmark]: RCFGBuilder took 1032.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 989.4 MB in the end (delta: 143.1 MB). Peak memory consumption was 143.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:32,375 INFO L168 Benchmark]: CodeCheck took 358.47 ms. Allocated memory is still 1.2 GB. Free memory was 989.4 MB in the beginning and 959.3 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:32,375 INFO L168 Benchmark]: Witness Printer took 3.10 ms. Allocated memory is still 1.2 GB. Free memory is still 959.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:33:32,379 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, 222 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 26 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 103 GetRequests, 103 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, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 169 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: 239]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 211, overapproximation of someBinaryArithmeticFLOAToperation at line 118, overapproximation of bitwiseAnd at line 96. Possible FailurePath: [L12] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L232] float x = __VERIFIER_nondet_float(); [L233] float y = 0.0f / 0.0f; [L235] CALL isfinite_float(x) [L215] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L217] FCALL ieee_float_shape_type gf_u; [L218] FCALL gf_u.value = (x) [L219] EXPR, FCALL gf_u.word [L219] (ix) = gf_u.word [L220] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L221] ix &= 0x7fffffff [L222] RET return (((ix) < 0x7f800000L)); [L235] isfinite_float(x) [L235] COND TRUE isfinite_float(x) [L236] CALL, EXPR __ieee754_hypotf(x, y) [L82] float a = x, b = y, t1, t2, y1, y2, w; [L83] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L86] FCALL ieee_float_shape_type gf_u; [L87] FCALL gf_u.value = (x) [L88] EXPR, FCALL gf_u.word [L88] (ha) = gf_u.word [L89] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L90] ha &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L92] FCALL ieee_float_shape_type gf_u; [L93] FCALL gf_u.value = (y) [L94] EXPR, FCALL gf_u.word [L94] (hb) = gf_u.word [L95] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L96] hb &= 0x7fffffffL [L97] COND FALSE !(hb > ha) [L104] a = x [L105] b = y VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L108] FCALL ieee_float_shape_type sf_u; [L109] FCALL sf_u.word = (ha) [L110] EXPR, FCALL sf_u.value [L110] (a) = sf_u.value [L111] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L113] FCALL ieee_float_shape_type sf_u; [L114] FCALL sf_u.word = (hb) [L115] EXPR, FCALL sf_u.value [L115] (b) = sf_u.value [L116] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L117] COND TRUE (ha - hb) > 0xf000000L [L118] RET return a + b; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L236] EXPR __ieee754_hypotf(x, y) [L236] float res = __ieee754_hypotf(x, y); [L238] CALL, EXPR isnan_float(res) [L211] RET return x != x; [L238] EXPR isnan_float(res) [L238] COND TRUE !isnan_float(res) [L239] __VERIFIER_error() VAL [one_sqrt=1, 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 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 204.48 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 938.7 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 79.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -200.5 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.95 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1032.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 989.4 MB in the end (delta: 143.1 MB). Peak memory consumption was 143.1 MB. Max. memory is 11.5 GB. * CodeCheck took 358.47 ms. Allocated memory is still 1.2 GB. Free memory was 989.4 MB in the beginning and 959.3 MB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.10 ms. Allocated memory is still 1.2 GB. Free memory is still 959.3 MB. 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 07:33:33,820 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:33:33,821 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:33:33,828 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:33:33,828 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:33:33,829 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:33:33,830 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:33:33,831 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:33:33,832 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:33:33,833 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:33:33,833 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:33:33,833 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:33:33,834 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:33:33,835 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:33:33,836 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:33:33,836 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:33:33,837 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:33:33,838 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:33:33,839 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:33:33,841 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:33:33,841 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:33:33,842 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:33:33,844 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:33:33,844 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:33:33,844 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:33:33,845 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:33:33,846 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:33:33,846 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:33:33,847 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:33:33,848 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:33:33,848 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:33:33,848 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:33:33,849 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:33:33,849 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:33:33,849 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:33:33,850 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:33:33,850 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 07:33:33,861 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:33:33,861 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:33:33,861 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:33:33,861 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:33:33,862 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:33:33,862 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:33:33,862 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:33:33,862 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:33:33,862 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:33:33,863 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:33:33,863 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:33:33,863 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:33:33,863 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:33:33,863 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:33:33,863 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:33:33,863 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:33:33,863 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:33:33,863 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:33:33,864 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:33:33,864 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:33:33,864 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:33:33,864 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:33:33,864 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:33:33,864 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:33:33,864 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:33:33,865 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:33:33,865 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 07:33:33,865 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:33:33,865 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:33:33,865 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:33:33,865 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:33:33,865 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_b6db147d-76ab-49fc-aa6f-7c400c4fa559/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 -> d29f12e66e15a9c752fce15327a254c30da4b28a [2018-11-10 07:33:33,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:33:33,907 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:33:33,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:33:33,911 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:33:33,911 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:33:33,912 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1271b_true-unreach-call.c [2018-11-10 07:33:33,958 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data/f3cfd075b/e0bfc2b8775d402e9f4d93b181efa1fe/FLAG9e545c99c [2018-11-10 07:33:34,297 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:33:34,297 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/sv-benchmarks/c/float-newlib/float_req_bl_1271b_true-unreach-call.c [2018-11-10 07:33:34,302 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data/f3cfd075b/e0bfc2b8775d402e9f4d93b181efa1fe/FLAG9e545c99c [2018-11-10 07:33:34,311 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/data/f3cfd075b/e0bfc2b8775d402e9f4d93b181efa1fe [2018-11-10 07:33:34,313 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:33:34,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:33:34,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:33:34,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:33:34,318 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:33:34,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cda1074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34, skipping insertion in model container [2018-11-10 07:33:34,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:33:34,355 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:33:34,509 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:33:34,514 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:33:34,561 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:33:34,580 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:33:34,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34 WrapperNode [2018-11-10 07:33:34,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:33:34,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:33:34,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:33:34,581 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:33:34,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:33:34,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:33:34,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:33:34,622 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:33:34,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... [2018-11-10 07:33:34,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:33:34,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:33:34,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:33:34,660 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:33:34,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:33:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b6db147d-76ab-49fc-aa6f-7c400c4fa559/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:33:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 07:33:34,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:33:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 07:33:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:33:34,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:33:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 07:33:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2018-11-10 07:33:34,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2018-11-10 07:33:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:33:34,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 07:33:34,913 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:33:34,922 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:33:34,955 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:33:34,960 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:33:34,976 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:33:34,981 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:33:35,559 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:33:35,563 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:33:37,421 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:33:37,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:33:37 BoogieIcfgContainer [2018-11-10 07:33:37,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:33:37,422 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:33:37,422 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:33:37,431 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:33:37,432 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:33:37" (1/1) ... [2018-11-10 07:33:37,441 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:33:37,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:37,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 78 states and 128 transitions. [2018-11-10 07:33:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 128 transitions. [2018-11-10 07:33:37,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-10 07:33:37,467 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:37,504 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:33:37,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:37,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:33:37,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:37,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:37,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 78 states and 117 transitions. [2018-11-10 07:33:37,558 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 117 transitions. [2018-11-10 07:33:37,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-10 07:33:37,559 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:37,560 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:33:37,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:33:37,618 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:33:39,177 WARN L179 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 27 [2018-11-10 07:33:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:33:43,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:33:43,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2018-11-10 07:33:43,478 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2018-11-10 07:33:43,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-10 07:33:43,478 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:33:43,479 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:33:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 07:33:54,334 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 07:33:54,337 INFO L168 Benchmark]: Toolchain (without parser) took 20023.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 950.8 MB in the beginning and 915.7 MB in the end (delta: 35.1 MB). Peak memory consumption was 213.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:54,338 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:33:54,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.88 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:54,339 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.44 ms. Allocated memory is still 1.0 GB. Free memory was 934.7 MB in the beginning and 929.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:54,340 INFO L168 Benchmark]: Boogie Preprocessor took 38.13 ms. Allocated memory is still 1.0 GB. Free memory is still 929.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:33:54,340 INFO L168 Benchmark]: RCFGBuilder took 2761.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 924.0 MB in the beginning and 1.0 GB in the end (delta: -97.6 MB). Peak memory consumption was 94.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:54,341 INFO L168 Benchmark]: CodeCheck took 16914.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 915.7 MB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:33:54,344 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 265.88 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 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 40.44 ms. Allocated memory is still 1.0 GB. Free memory was 934.7 MB in the beginning and 929.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.13 ms. Allocated memory is still 1.0 GB. Free memory is still 929.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 2761.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 178.8 MB). Free memory was 924.0 MB in the beginning and 1.0 GB in the end (delta: -97.6 MB). Peak memory consumption was 94.8 MB. Max. memory is 11.5 GB. * CodeCheck took 16914.38 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 915.7 MB in the end (delta: 105.8 MB). Peak memory consumption was 105.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...