./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/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_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/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_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/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_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/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 0.1.23-635dfa2 [2018-12-01 19:23:18,190 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:23:18,191 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:23:18,197 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:23:18,197 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:23:18,198 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:23:18,198 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:23:18,199 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:23:18,200 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:23:18,201 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:23:18,201 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:23:18,201 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:23:18,202 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:23:18,203 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:23:18,203 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:23:18,204 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:23:18,204 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:23:18,205 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:23:18,206 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:23:18,207 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:23:18,207 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:23:18,208 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:23:18,209 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:23:18,209 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:23:18,210 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:23:18,210 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:23:18,210 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:23:18,211 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:23:18,211 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:23:18,212 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:23:18,212 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:23:18,212 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:23:18,212 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:23:18,213 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:23:18,213 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:23:18,213 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:23:18,214 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 19:23:18,221 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:23:18,221 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:23:18,222 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:23:18,222 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 19:23:18,222 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:23:18,222 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:23:18,222 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:23:18,223 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 19:23:18,223 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 19:23:18,223 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 19:23:18,223 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:23:18,223 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:23:18,223 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:23:18,223 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:23:18,223 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 19:23:18,223 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:23:18,224 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:23:18,224 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:23:18,224 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 19:23:18,224 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 19:23:18,224 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:23:18,224 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:23:18,224 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:23:18,224 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:23:18,224 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:23:18,224 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:23:18,225 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 19:23:18,225 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:23:18,225 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 19:23:18,225 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_c4c3ff69-f073-43f5-b00a-76ea48630867/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 [2018-12-01 19:23:18,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:23:18,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:23:18,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:23:18,251 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:23:18,251 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:23:18,252 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-01 19:23:18,287 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data/51cbc70dd/2959663708104d38b156838b82d53ed1/FLAG7e82f05ad [2018-12-01 19:23:18,635 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:23:18,636 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-01 19:23:18,640 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data/51cbc70dd/2959663708104d38b156838b82d53ed1/FLAG7e82f05ad [2018-12-01 19:23:19,023 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data/51cbc70dd/2959663708104d38b156838b82d53ed1 [2018-12-01 19:23:19,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:23:19,027 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:23:19,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:23:19,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:23:19,031 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:23:19,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aeeb41d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19, skipping insertion in model container [2018-12-01 19:23:19,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:23:19,056 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:23:19,160 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:23:19,163 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:23:19,184 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:23:19,225 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:23:19,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19 WrapperNode [2018-12-01 19:23:19,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:23:19,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:23:19,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:23:19,226 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:23:19,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:23:19,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:23:19,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:23:19,253 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:23:19,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,270 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:23:19,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:23:19,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:23:19,273 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:23:19,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:23:19,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 19:23:19,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 19:23:19,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 19:23:19,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 19:23:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:23:19,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:23:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 19:23:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-01 19:23:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 19:23:19,552 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:23:19,553 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-01 19:23:19,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:23:19 BoogieIcfgContainer [2018-12-01 19:23:19,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:23:19,553 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 19:23:19,553 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 19:23:19,560 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 19:23:19,560 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:23:19" (1/1) ... [2018-12-01 19:23:19,566 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:23:19,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:23:19,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-01 19:23:19,587 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-01 19:23:19,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 19:23:19,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:23:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:23:19,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:23:19,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:23:19,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-12-01 19:23:19,658 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-12-01 19:23:19,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 19:23:19,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:23:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:23:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:23:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:23:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 19:23:19,751 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-01 19:23:19,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 07:23:19 ImpRootNode [2018-12-01 19:23:19,770 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 19:23:19,770 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 19:23:19,770 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 19:23:19,770 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 19:23:19,770 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:23:19" (3/4) ... [2018-12-01 19:23:19,773 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 19:23:19,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 19:23:19,773 INFO L168 Benchmark]: Toolchain (without parser) took 747.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 960.3 MB in the beginning and 1.0 GB in the end (delta: -74.3 MB). Peak memory consumption was 39.5 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:19,774 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:23:19,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:19,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.99 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:23:19,775 INFO L168 Benchmark]: Boogie Preprocessor took 20.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:19,776 INFO L168 Benchmark]: RCFGBuilder took 280.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:19,776 INFO L168 Benchmark]: CodeCheck took 216.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:19,776 INFO L168 Benchmark]: Witness Printer took 3.06 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:23:19,778 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 48 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 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) [L18] __int32_t n, hx, hy, hz, ix, iy, sx, i; VAL [one_fmod=1, Zero_fmod={2:0}] [L21] ieee_float_shape_type gf_u; [L22] gf_u.value = (x) [L23] EXPR gf_u.word [L23] (hx) = gf_u.word [L26] ieee_float_shape_type gf_u; [L27] gf_u.value = (y) [L28] EXPR gf_u.word [L28] (hy) = gf_u.word [L30] sx = hx & 0x80000000 [L31] hx ^= sx [L32] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L34] COND TRUE ((hy) == 0) || !((hx) < 0x7f800000L) || ((hy) > 0x7f800000L) [L35] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L131] float res = fmod_float(x, y); [L134] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [one_fmod=1, Zero_fmod={2:0}] [L134] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L135] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 197.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.8 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -145.1 MB). Peak memory consumption was 29.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.99 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.07 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 280.21 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 38.7 MB). Peak memory consumption was 38.7 MB. Max. memory is 11.5 GB. * CodeCheck took 216.57 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.06 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-01 19:23:21,080 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 19:23:21,081 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 19:23:21,087 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 19:23:21,088 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 19:23:21,088 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 19:23:21,089 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 19:23:21,090 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 19:23:21,090 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 19:23:21,091 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 19:23:21,091 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 19:23:21,091 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 19:23:21,092 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 19:23:21,092 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 19:23:21,093 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 19:23:21,093 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 19:23:21,093 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 19:23:21,094 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 19:23:21,095 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 19:23:21,096 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 19:23:21,096 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 19:23:21,097 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 19:23:21,098 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 19:23:21,098 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 19:23:21,098 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 19:23:21,099 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 19:23:21,099 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 19:23:21,100 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 19:23:21,100 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 19:23:21,101 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 19:23:21,101 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 19:23:21,101 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 19:23:21,101 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 19:23:21,101 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 19:23:21,102 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 19:23:21,102 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 19:23:21,102 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 19:23:21,110 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 19:23:21,110 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 19:23:21,110 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 19:23:21,110 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 19:23:21,111 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 19:23:21,111 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 19:23:21,111 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 19:23:21,111 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 19:23:21,111 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 19:23:21,111 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 19:23:21,111 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 19:23:21,111 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 19:23:21,111 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 19:23:21,111 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 19:23:21,111 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 19:23:21,112 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 19:23:21,112 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:23:21,112 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 19:23:21,112 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 19:23:21,113 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 19:23:21,113 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 19:23:21,113 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 19:23:21,113 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 19:23:21,113 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_c4c3ff69-f073-43f5-b00a-76ea48630867/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 [2018-12-01 19:23:21,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 19:23:21,140 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 19:23:21,143 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 19:23:21,144 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 19:23:21,145 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 19:23:21,145 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-01 19:23:21,190 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data/4b6843869/f0952dc3ad0f4bef8bdb324b2d13fc00/FLAG4b6918c7d [2018-12-01 19:23:21,576 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 19:23:21,577 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/sv-benchmarks/c/float-newlib/float_req_bl_1130a_true-unreach-call.c [2018-12-01 19:23:21,581 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data/4b6843869/f0952dc3ad0f4bef8bdb324b2d13fc00/FLAG4b6918c7d [2018-12-01 19:23:21,590 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/data/4b6843869/f0952dc3ad0f4bef8bdb324b2d13fc00 [2018-12-01 19:23:21,591 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 19:23:21,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 19:23:21,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 19:23:21,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 19:23:21,595 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 19:23:21,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44dcf23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21, skipping insertion in model container [2018-12-01 19:23:21,597 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 19:23:21,613 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 19:23:21,721 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:23:21,725 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 19:23:21,750 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 19:23:21,764 INFO L195 MainTranslator]: Completed translation [2018-12-01 19:23:21,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21 WrapperNode [2018-12-01 19:23:21,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 19:23:21,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 19:23:21,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 19:23:21,765 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 19:23:21,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,778 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 19:23:21,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 19:23:21,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 19:23:21,823 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 19:23:21,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... [2018-12-01 19:23:21,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 19:23:21,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 19:23:21,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 19:23:21,845 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 19:23:21,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:23:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 19:23:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-01 19:23:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-01 19:23:21,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 19:23:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 19:23:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 19:23:21,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 19:23:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-01 19:23:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 19:23:21,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 19:23:21,965 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 19:23:21,986 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 19:23:22,005 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 19:23:22,941 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 19:23:23,047 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 19:23:23,047 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-01 19:23:23,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:23:23 BoogieIcfgContainer [2018-12-01 19:23:23,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 19:23:23,048 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 19:23:23,048 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 19:23:23,054 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 19:23:23,054 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:23:23" (1/1) ... [2018-12-01 19:23:23,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 19:23:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:23:23,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 40 states and 66 transitions. [2018-12-01 19:23:23,082 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 66 transitions. [2018-12-01 19:23:23,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 19:23:23,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:23:23,116 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 19:23:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:23:23,132 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:23:23,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:23:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:23:23,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2018-12-01 19:23:23,146 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2018-12-01 19:23:23,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 19:23:23,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:23:23,147 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 19:23:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:23:23,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:23:28,249 WARN L180 SmtUtils]: Spent 4.88 s on a formula simplification. DAG size of input: 39 DAG size of output: 27 [2018-12-01 19:23:28,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:23:29,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:23:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2018-12-01 19:23:29,393 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2018-12-01 19:23:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-01 19:23:29,393 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:23:29,394 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 19:23:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:23:29,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:23:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:23:33,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:23:33,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2018-12-01 19:23:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2018-12-01 19:23:33,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-01 19:23:33,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:23:33,917 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 19:23:33,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:23:33,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:23:34,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:23:45,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:23:45,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 20 states and 22 transitions. [2018-12-01 19:23:45,694 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 22 transitions. [2018-12-01 19:23:45,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 19:23:45,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:23:45,695 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 19:23:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:23:45,708 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:23:45,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:23:45,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:23:45,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2018-12-01 19:23:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-12-01 19:23:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 19:23:45,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 19:23:45,712 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 19:23:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 19:23:45,729 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 19:23:45,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 19:23:46,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 19:23:46,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2018-12-01 19:23:46,436 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-12-01 19:23:46,436 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 19:23:46,436 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 7 iterations. [2018-12-01 19:23:46,441 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 19:23:46,538 INFO L583 CodeCheckObserver]: Invariant with dag size 22 [2018-12-01 19:23:46,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,540 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,541 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,541 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,541 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,541 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,543 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:23:46,544 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,544 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,545 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,546 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,546 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,547 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,547 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,547 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,547 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,547 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:23:46,547 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,548 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,548 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,548 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-01 19:23:46,549 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-01 19:23:46,549 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-01 19:23:46,549 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 19:23:46,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 07:23:46 ImpRootNode [2018-12-01 19:23:46,550 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 19:23:46,550 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 19:23:46,550 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 19:23:46,550 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 19:23:46,551 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:23:23" (3/4) ... [2018-12-01 19:23:46,553 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 19:23:46,559 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-01 19:23:46,559 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-01 19:23:46,575 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ~#Zero_fmod~0.offset : bv32, ~#Zero_fmod~0.base : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][31:31], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][30:23], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE()))) && ~Pluszero~LONGDOUBLE() == x [2018-12-01 19:23:46,583 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c4c3ff69-f073-43f5-b00a-76ea48630867/bin-2019/ukojak/witness.graphml [2018-12-01 19:23:46,583 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 19:23:46,584 INFO L168 Benchmark]: Toolchain (without parser) took 24992.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -133.5 MB). Peak memory consumption was 64.7 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:46,584 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 19:23:46,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 172.11 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:46,585 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:46,585 INFO L168 Benchmark]: Boogie Preprocessor took 21.91 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:46,586 INFO L168 Benchmark]: RCFGBuilder took 1202.80 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: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:46,586 INFO L168 Benchmark]: CodeCheck took 23501.98 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -4.1 MB). Peak memory consumption was 60.9 MB. Max. memory is 11.5 GB. [2018-12-01 19:23:46,586 INFO L168 Benchmark]: Witness Printer took 33.49 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. [2018-12-01 19:23:46,588 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 48 locations, 1 error locations. SAFE Result, 23.3s OverallTime, 7 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 956 SDtfs, 310 SDslu, 260 SDs, 0 SdLazy, 1436 SolverSat, 482 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 48.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 667 GetRequests, 608 SyntacticMatches, 1 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1034 ImplicationChecksByTransitivity, 8.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 74 ConstructedInterpolants, 6 QuantifiedInterpolants, 5354 SizeOfPredicates, 32 NumberOfNonLiveVariables, 304 ConjunctsInSsa, 51 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 [2018-12-01 19:23:46,589 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,589 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,589 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,589 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,589 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,589 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,590 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:23:46,590 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,590 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,590 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,590 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,590 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,591 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,591 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,591 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] [2018-12-01 19:23:46,591 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] [2018-12-01 19:23:46,591 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-01 19:23:46,591 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,592 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int [2018-12-01 19:23:46,592 WARN L1298 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE()) || ~fp.gt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && (\exists ~#Zero_fmod~0.offset : bv32, ~#Zero_fmod~0.base : bv32 :: ~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][31:31], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][30:23], unknown-#memory_int-unknown[~#Zero_fmod~0.base][~#Zero_fmod~0.offset][22:0]) == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~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 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 172.11 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 57.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.91 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1202.80 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: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. * CodeCheck took 23501.98 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 65.0 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -4.1 MB). Peak memory consumption was 60.9 MB. Max. memory is 11.5 GB. * Witness Printer took 33.49 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. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#Zero_fmod~0.offset,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int RESULT: Ultimate proved your program to be correct! Received shutdown request...