./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0530b_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_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 459d5a128fc038c6b04e2a4b95c008d3e67083c1 ............................................................................................................................................................................................................................................................................................................................................................................................................. 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_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0530b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 459d5a128fc038c6b04e2a4b95c008d3e67083c1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:39:42,452 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 15:39:42,453 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 15:39:42,459 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 15:39:42,459 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 15:39:42,460 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 15:39:42,460 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 15:39:42,461 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 15:39:42,462 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 15:39:42,462 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 15:39:42,463 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 15:39:42,463 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 15:39:42,463 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 15:39:42,464 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 15:39:42,464 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 15:39:42,465 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 15:39:42,465 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 15:39:42,466 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 15:39:42,467 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 15:39:42,468 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 15:39:42,468 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 15:39:42,469 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 15:39:42,470 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 15:39:42,470 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 15:39:42,471 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 15:39:42,471 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 15:39:42,472 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 15:39:42,472 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 15:39:42,472 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 15:39:42,473 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 15:39:42,473 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 15:39:42,474 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 15:39:42,474 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 15:39:42,474 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 15:39:42,474 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 15:39:42,475 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 15:39:42,475 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-01 15:39:42,482 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 15:39:42,482 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 15:39:42,483 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 15:39:42,483 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 15:39:42,483 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 15:39:42,483 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 15:39:42,483 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 15:39:42,484 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 15:39:42,484 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 15:39:42,484 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 15:39:42,484 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 15:39:42,484 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 15:39:42,484 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 15:39:42,484 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 15:39:42,484 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 15:39:42,485 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 15:39:42,485 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 15:39:42,485 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 15:39:42,485 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 15:39:42,485 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 15:39:42,485 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 15:39:42,485 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 15:39:42,485 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 15:39:42,486 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 15:39:42,486 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 15:39:42,486 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 15:39:42,486 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 15:39:42,486 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 15:39:42,486 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 15:39:42,486 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 15:39:42,486 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_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer 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 -> Automizer 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 -> 459d5a128fc038c6b04e2a4b95c008d3e67083c1 [2018-12-01 15:39:42,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 15:39:42,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 15:39:42,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 15:39:42,517 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 15:39:42,518 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 15:39:42,518 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0530b_true-unreach-call.c [2018-12-01 15:39:42,559 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data/2259e196c/5e5a7d0b2af048cc8ce3682fc2dba785/FLAGc34ce874a [2018-12-01 15:39:42,940 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 15:39:42,941 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/sv-benchmarks/c/float-newlib/float_req_bl_0530b_true-unreach-call.c [2018-12-01 15:39:42,946 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data/2259e196c/5e5a7d0b2af048cc8ce3682fc2dba785/FLAGc34ce874a [2018-12-01 15:39:42,953 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data/2259e196c/5e5a7d0b2af048cc8ce3682fc2dba785 [2018-12-01 15:39:42,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 15:39:42,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 15:39:42,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 15:39:42,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 15:39:42,958 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 15:39:42,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:39:42" (1/1) ... [2018-12-01 15:39:42,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6103ace6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:42, skipping insertion in model container [2018-12-01 15:39:42,960 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:39:42" (1/1) ... [2018-12-01 15:39:42,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 15:39:42,987 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 15:39:43,150 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:39:43,202 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 15:39:43,262 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:39:43,289 INFO L195 MainTranslator]: Completed translation [2018-12-01 15:39:43,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43 WrapperNode [2018-12-01 15:39:43,290 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 15:39:43,290 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 15:39:43,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 15:39:43,290 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 15:39:43,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... [2018-12-01 15:39:43,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... [2018-12-01 15:39:43,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 15:39:43,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 15:39:43,327 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 15:39:43,327 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 15:39:43,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... [2018-12-01 15:39:43,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... [2018-12-01 15:39:43,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... [2018-12-01 15:39:43,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... [2018-12-01 15:39:43,365 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... [2018-12-01 15:39:43,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... [2018-12-01 15:39:43,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... [2018-12-01 15:39:43,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 15:39:43,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 15:39:43,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 15:39:43,383 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 15:39:43,383 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-12-01 15:39:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-01 15:39:43,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-01 15:39:43,415 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-01 15:39:43,415 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-01 15:39:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 15:39:43,416 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 15:39:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 15:39:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2018-12-01 15:39:43,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2018-12-01 15:39:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure tan_float [2018-12-01 15:39:43,416 INFO L138 BoogieDeclarations]: Found implementation of procedure tan_float [2018-12-01 15:39:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 15:39:43,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 15:39:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 15:39:43,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 15:39:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-01 15:39:43,417 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-01 15:39:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 15:39:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 15:39:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-01 15:39:43,417 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-01 15:39:43,417 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-01 15:39:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-01 15:39:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 15:39:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 15:39:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-01 15:39:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-01 15:39:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 15:39:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-01 15:39:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-12-01 15:39:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-12-01 15:39:43,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 15:39:44,016 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 15:39:44,016 INFO L280 CfgBuilder]: Removed 65 assue(true) statements. [2018-12-01 15:39:44,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:39:44 BoogieIcfgContainer [2018-12-01 15:39:44,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 15:39:44,018 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 15:39:44,018 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 15:39:44,020 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 15:39:44,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:39:42" (1/3) ... [2018-12-01 15:39:44,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f8ef0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:39:44, skipping insertion in model container [2018-12-01 15:39:44,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:43" (2/3) ... [2018-12-01 15:39:44,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56f8ef0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:39:44, skipping insertion in model container [2018-12-01 15:39:44,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:39:44" (3/3) ... [2018-12-01 15:39:44,023 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0530b_true-unreach-call.c [2018-12-01 15:39:44,031 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 15:39:44,038 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 15:39:44,051 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 15:39:44,077 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 15:39:44,078 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 15:39:44,078 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 15:39:44,078 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 15:39:44,078 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 15:39:44,079 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 15:39:44,079 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 15:39:44,079 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 15:39:44,079 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 15:39:44,098 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states. [2018-12-01 15:39:44,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 15:39:44,103 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:39:44,104 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:39:44,106 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:39:44,110 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:39:44,110 INFO L82 PathProgramCache]: Analyzing trace with hash -437910547, now seen corresponding path program 1 times [2018-12-01 15:39:44,112 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:39:44,112 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:39:44,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:39:44,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:39:44,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:39:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:39:44,272 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 15:39:44,274 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:39:44,274 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 15:39:44,276 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 15:39:44,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 15:39:44,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 15:39:44,286 INFO L87 Difference]: Start difference. First operand 271 states. Second operand 2 states. [2018-12-01 15:39:44,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:39:44,320 INFO L93 Difference]: Finished difference Result 534 states and 867 transitions. [2018-12-01 15:39:44,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 15:39:44,321 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-01 15:39:44,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:39:44,329 INFO L225 Difference]: With dead ends: 534 [2018-12-01 15:39:44,329 INFO L226 Difference]: Without dead ends: 267 [2018-12-01 15:39:44,333 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 15:39:44,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-12-01 15:39:44,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2018-12-01 15:39:44,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-12-01 15:39:44,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 360 transitions. [2018-12-01 15:39:44,370 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 360 transitions. Word has length 18 [2018-12-01 15:39:44,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:39:44,370 INFO L480 AbstractCegarLoop]: Abstraction has 267 states and 360 transitions. [2018-12-01 15:39:44,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 15:39:44,370 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 360 transitions. [2018-12-01 15:39:44,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 15:39:44,371 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:39:44,371 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:39:44,371 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:39:44,371 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:39:44,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1493062156, now seen corresponding path program 1 times [2018-12-01 15:39:44,372 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 15:39:44,372 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 15:39:44,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:39:44,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:39:44,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 15:39:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 15:39:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 15:39:44,481 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-01 15:39:44,504 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084246 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-01 15:39:44,504 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084229 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-01 15:39:44,505 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084231 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-01 15:39:44,505 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084264 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-01 15:39:44,505 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084241 could not be translated for associated CType ARRAY#_11_~FLOAT# [2018-12-01 15:39:44,505 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084232 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# [2018-12-01 15:39:44,506 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084259 could not be translated for associated CType ARRAY#_3_~INT# [2018-12-01 15:39:44,506 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 1112084243 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# [2018-12-01 15:39:44,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:39:44 BoogieIcfgContainer [2018-12-01 15:39:44,518 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 15:39:44,518 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 15:39:44,518 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 15:39:44,519 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 15:39:44,519 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:39:44" (3/4) ... [2018-12-01 15:39:44,522 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 15:39:44,522 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 15:39:44,522 INFO L168 Benchmark]: Toolchain (without parser) took 1567.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 957.1 MB in the beginning and 920.6 MB in the end (delta: 36.5 MB). Peak memory consumption was 177.5 MB. Max. memory is 11.5 GB. [2018-12-01 15:39:44,523 INFO L168 Benchmark]: CDTParser took 0.19 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 15:39:44,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 333.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. [2018-12-01 15:39:44,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.00 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 15:39:44,524 INFO L168 Benchmark]: Boogie Preprocessor took 55.17 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 15:39:44,525 INFO L168 Benchmark]: RCFGBuilder took 634.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.4 MB in the end (delta: 122.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 11.5 GB. [2018-12-01 15:39:44,525 INFO L168 Benchmark]: TraceAbstraction took 500.46 ms. Allocated memory is still 1.2 GB. Free memory was 988.4 MB in the beginning and 920.6 MB in the end (delta: 67.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 11.5 GB. [2018-12-01 15:39:44,525 INFO L168 Benchmark]: Witness Printer took 3.59 ms. Allocated memory is still 1.2 GB. Free memory is still 920.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 15:39:44,527 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 333.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -167.6 MB). Peak memory consumption was 31.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.00 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. * Boogie Preprocessor took 55.17 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 634.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 988.4 MB in the end (delta: 122.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 500.46 ms. Allocated memory is still 1.2 GB. Free memory was 988.4 MB in the beginning and 920.6 MB in the end (delta: 67.8 MB). Peak memory consumption was 67.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.59 ms. Allocated memory is still 1.2 GB. Free memory is still 920.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084246 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084229 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084231 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084264 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084241 could not be translated for associated CType ARRAY#_11_~FLOAT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084232 could not be translated for associated CType ARRAY#_198_~~__int32_t~0# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084259 could not be translated for associated CType ARRAY#_3_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 1112084243 could not be translated for associated CType ARRAY#_32_~~__int32_t~0# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 627]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 626, overapproximation of someUnaryDOUBLEoperation at line 495, overapproximation of bitwiseAnd at line 589, overapproximation of someUnaryFLOAToperation at line 622, overapproximation of someBinaryArithmeticFLOAToperation at line 594. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L77-L79] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L147] static const int init_jk_krempio[] = {4, 7, 9}; [L149-L153] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L155-L157] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L332-L350] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L352-L358] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L360-L369] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L489-L497] static const float one_ktan = 1.0000000000e+00, pio4_ktan = 7.8539812565e-01, pio4lo_ktan = 3.7748947079e-08, T_ktan[] = { 3.3333334327e-01, 1.3333334029e-01, 5.3968254477e-02, 2.1869488060e-02, 8.8632395491e-03, 3.5920790397e-03, 1.4562094584e-03, 5.8804126456e-04, 2.4646313977e-04, 7.8179444245e-05, 7.1407252108e-05, -1.8558637748e-05, 2.5907305826e-05, }; VAL [\old(half_rempio)=1112084239, \old(huge_floor)=1112084254, \old(huge_scalbn)=1112084248, \old(init_jk_krempio)=null, \old(init_jk_krempio)=null, \old(invpio2_rempio)=1112084242, \old(npio2_hw_rempio)=null, \old(npio2_hw_rempio)=null, \old(one_krempio)=1112084263, \old(one_ktan)=1112084237, \old(pio2_1_rempio)=1112084228, \old(pio2_1t_rempio)=1112084235, \old(pio2_2_rempio)=1112084267, \old(pio2_2t_rempio)=1112084245, \old(pio2_3_rempio)=1112084255, \old(pio2_3t_rempio)=1112084234, \old(PIo2_krempio)=null, \old(PIo2_krempio)=null, \old(pio4_ktan)=1112084257, \old(pio4lo_ktan)=1112084230, \old(T_ktan)=1112084238, \old(T_ktan)=1112084253, \old(tiny_scalbn)=1112084266, \old(two25_scalbn)=1112084244, \old(two8_krempio)=1112084260, \old(two8_rempio)=1112084269, \old(two_over_pi_rempio)=null, \old(two_over_pi_rempio)=null, \old(twom25_scalbn)=1112084256, \old(twon8_krempio)=1112084249, \old(zero_krempio)=1112084250, \old(zero_rempio)=1112084262, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={1112084251:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L622] float x = -0.0f; VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={1112084251:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L623] CALL, EXPR tan_float(x) VAL [\old(x)=1112084225, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={1112084251:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L580] float y[2], z = 0.0; [L581] __int32_t n, ix; VAL [\old(x)=1112084225, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={1112084251:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084225, y={1112084252:0}, z=0, zero_krempio=0, zero_rempio=0] [L584] ieee_float_shape_type gf_u; [L585] gf_u.value = (x) [L586] EXPR gf_u.word [L586] (ix) = gf_u.word [L589] ix &= 0x7fffffff VAL [\old(x)=1112084225, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={1112084251:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084225, y={1112084252:0}, z=0, zero_krempio=0, zero_rempio=0] [L590] COND FALSE !(ix <= 0x3f490fda) VAL [\old(x)=1112084225, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={1112084251:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084225, y={1112084252:0}, z=0, zero_krempio=0, zero_rempio=0] [L593] COND TRUE !((ix) < 0x7f800000L) [L594] return x - x; [L594] return x - x; VAL [\old(x)=1112084225, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, ix=2139095040, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={1112084251:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084225, z=0, zero_krempio=0, zero_rempio=0] [L623] RET, EXPR tan_float(x) VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, T_ktan={1112084251:0}, tan_float(x)=1112084261, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084225, zero_krempio=0, zero_rempio=0] [L623] float res = tan_float(x); [L626] EXPR res == -0.0f && __signbit_float(res) == 1 VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1112084261, res == -0.0f && __signbit_float(res) == 1=0, T_ktan={1112084251:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084225, zero_krempio=0, zero_rempio=0] [L626] COND TRUE !(res == -0.0f && __signbit_float(res) == 1) [L627] __VERIFIER_error() VAL [half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={1112084227:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={1112084265:0}, one_krempio=1, one_ktan=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={1112084240:0}, pio4_ktan=15707962513/20000000000, pio4lo_ktan=37748947079/1000000000000000000, res=1112084261, T_ktan={1112084251:0}, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={1112084233:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, x=1112084225, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 271 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 364 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=271occurred in iteration=0, traceCheckStatistics: No data available, 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: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 17 ConstructedInterpolants, 0 QuantifiedInterpolants, 289 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available 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 15:39:45,925 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 15:39:45,926 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 15:39:45,934 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 15:39:45,934 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 15:39:45,935 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 15:39:45,936 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 15:39:45,937 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 15:39:45,938 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 15:39:45,939 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 15:39:45,940 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 15:39:45,940 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 15:39:45,941 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 15:39:45,941 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 15:39:45,942 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 15:39:45,942 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 15:39:45,943 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 15:39:45,944 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 15:39:45,946 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 15:39:45,947 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 15:39:45,947 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 15:39:45,948 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 15:39:45,950 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 15:39:45,950 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 15:39:45,950 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 15:39:45,951 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 15:39:45,952 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 15:39:45,952 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 15:39:45,953 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 15:39:45,954 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 15:39:45,954 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 15:39:45,954 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 15:39:45,955 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 15:39:45,955 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 15:39:45,955 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 15:39:45,956 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 15:39:45,956 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-12-01 15:39:45,966 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 15:39:45,966 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 15:39:45,967 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 15:39:45,967 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 15:39:45,968 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 15:39:45,968 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 15:39:45,968 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 15:39:45,968 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 15:39:45,968 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 15:39:45,968 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 15:39:45,968 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 15:39:45,969 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 15:39:45,969 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 15:39:45,969 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 15:39:45,969 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 15:39:45,969 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 15:39:45,969 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 15:39:45,969 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 15:39:45,969 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 15:39:45,969 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 15:39:45,970 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 15:39:45,970 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 15:39:45,970 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 15:39:45,970 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 15:39:45,970 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 15:39:45,970 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 15:39:45,970 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 15:39:45,970 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 15:39:45,970 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-12-01 15:39:45,970 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 15:39:45,970 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 15:39:45,971 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 15:39:45,971 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_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer 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 -> Automizer 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 -> 459d5a128fc038c6b04e2a4b95c008d3e67083c1 [2018-12-01 15:39:45,994 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 15:39:46,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 15:39:46,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 15:39:46,008 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 15:39:46,008 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 15:39:46,009 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0530b_true-unreach-call.c [2018-12-01 15:39:46,054 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data/fb1dafe9a/631d9960e2be4efda1f1e55050ff7c9d/FLAGc05bc8438 [2018-12-01 15:39:46,481 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 15:39:46,481 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/sv-benchmarks/c/float-newlib/float_req_bl_0530b_true-unreach-call.c [2018-12-01 15:39:46,487 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data/fb1dafe9a/631d9960e2be4efda1f1e55050ff7c9d/FLAGc05bc8438 [2018-12-01 15:39:46,495 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/data/fb1dafe9a/631d9960e2be4efda1f1e55050ff7c9d [2018-12-01 15:39:46,497 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 15:39:46,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 15:39:46,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 15:39:46,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 15:39:46,500 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 15:39:46,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e90b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46, skipping insertion in model container [2018-12-01 15:39:46,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 15:39:46,526 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 15:39:46,702 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:39:46,723 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 15:39:46,824 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 15:39:46,854 INFO L195 MainTranslator]: Completed translation [2018-12-01 15:39:46,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46 WrapperNode [2018-12-01 15:39:46,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 15:39:46,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 15:39:46,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 15:39:46,856 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 15:39:46,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 15:39:46,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 15:39:46,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 15:39:46,884 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 15:39:46,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... [2018-12-01 15:39:46,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 15:39:46,952 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 15:39:46,952 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 15:39:46,953 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 15:39:46,953 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-12-01 15:39:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_rem_pio2f [2018-12-01 15:39:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_rem_pio2f [2018-12-01 15:39:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2018-12-01 15:39:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2018-12-01 15:39:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2018-12-01 15:39:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 15:39:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 15:39:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-01 15:39:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-12-01 15:39:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure __kernel_tanf [2018-12-01 15:39:46,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __kernel_tanf [2018-12-01 15:39:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure tan_float [2018-12-01 15:39:46,991 INFO L138 BoogieDeclarations]: Found implementation of procedure tan_float [2018-12-01 15:39:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 15:39:46,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 15:39:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-12-01 15:39:46,991 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-12-01 15:39:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 15:39:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 15:39:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure floor_float [2018-12-01 15:39:46,991 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_float [2018-12-01 15:39:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_rem_pio2f [2018-12-01 15:39:46,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_rem_pio2f [2018-12-01 15:39:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 15:39:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 15:39:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure scalbn_float [2018-12-01 15:39:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure scalbn_float [2018-12-01 15:39:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-01 15:39:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2018-12-01 15:39:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2018-12-01 15:39:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 15:39:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 15:39:47,839 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:47,890 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:47,983 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:48,166 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:48,176 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:50,891 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:50,936 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:51,029 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:51,154 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:51,243 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:51,255 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:51,303 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:51,423 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:53,502 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:53,511 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:59,231 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:39:59,243 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:00,381 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:02,223 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:02,324 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:02,344 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:02,361 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:02,735 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:02,764 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:02,772 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:04,815 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:04,825 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:06,739 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:06,801 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:06,809 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:06,831 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:07,599 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:07,611 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:07,621 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:07,639 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:07,649 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:07,761 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:08,337 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:08,610 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:09,282 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:11,402 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:11,596 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:11,741 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 15:40:11,747 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 15:40:11,747 INFO L280 CfgBuilder]: Removed 65 assue(true) statements. [2018-12-01 15:40:11,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:40:11 BoogieIcfgContainer [2018-12-01 15:40:11,747 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 15:40:11,748 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 15:40:11,748 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 15:40:11,750 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 15:40:11,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 03:39:46" (1/3) ... [2018-12-01 15:40:11,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32629884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:40:11, skipping insertion in model container [2018-12-01 15:40:11,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 03:39:46" (2/3) ... [2018-12-01 15:40:11,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32629884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 03:40:11, skipping insertion in model container [2018-12-01 15:40:11,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:40:11" (3/3) ... [2018-12-01 15:40:11,752 INFO L112 eAbstractionObserver]: Analyzing ICFG float_req_bl_0530b_true-unreach-call.c [2018-12-01 15:40:11,758 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 15:40:11,763 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-01 15:40:11,772 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-01 15:40:11,792 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 15:40:11,793 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 15:40:11,793 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-01 15:40:11,793 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 15:40:11,793 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 15:40:11,793 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 15:40:11,793 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 15:40:11,793 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 15:40:11,793 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 15:40:11,808 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states. [2018-12-01 15:40:11,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-01 15:40:11,813 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:40:11,813 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:40:11,815 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:40:11,818 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:40:11,818 INFO L82 PathProgramCache]: Analyzing trace with hash -437910547, now seen corresponding path program 1 times [2018-12-01 15:40:11,822 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 15:40:11,822 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2018-12-01 15:40:11,827 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:40:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:40:12,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:40:12,072 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 15:40:12,072 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 15:40:12,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:40:12,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 15:40:12,089 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-01 15:40:12,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-01 15:40:12,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 15:40:12,100 INFO L87 Difference]: Start difference. First operand 271 states. Second operand 2 states. [2018-12-01 15:40:12,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:40:12,146 INFO L93 Difference]: Finished difference Result 534 states and 867 transitions. [2018-12-01 15:40:12,146 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-01 15:40:12,147 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2018-12-01 15:40:12,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:40:12,157 INFO L225 Difference]: With dead ends: 534 [2018-12-01 15:40:12,157 INFO L226 Difference]: Without dead ends: 267 [2018-12-01 15:40:12,161 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-01 15:40:12,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2018-12-01 15:40:12,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 267. [2018-12-01 15:40:12,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 267 states. [2018-12-01 15:40:12,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 360 transitions. [2018-12-01 15:40:12,195 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 360 transitions. Word has length 18 [2018-12-01 15:40:12,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:40:12,196 INFO L480 AbstractCegarLoop]: Abstraction has 267 states and 360 transitions. [2018-12-01 15:40:12,196 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-01 15:40:12,196 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 360 transitions. [2018-12-01 15:40:12,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 15:40:12,196 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:40:12,196 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:40:12,197 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:40:12,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:40:12,197 INFO L82 PathProgramCache]: Analyzing trace with hash -1493062156, now seen corresponding path program 1 times [2018-12-01 15:40:12,198 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 15:40:12,198 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2018-12-01 15:40:12,201 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:40:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:40:12,407 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:40:12,502 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 15:40:12,502 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 15:40:12,512 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:40:12,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-01 15:40:12,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-01 15:40:12,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-01 15:40:12,513 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-01 15:40:12,514 INFO L87 Difference]: Start difference. First operand 267 states and 360 transitions. Second operand 7 states. [2018-12-01 15:40:12,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:40:12,770 INFO L93 Difference]: Finished difference Result 282 states and 375 transitions. [2018-12-01 15:40:12,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-01 15:40:12,771 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 19 [2018-12-01 15:40:12,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:40:12,772 INFO L225 Difference]: With dead ends: 282 [2018-12-01 15:40:12,772 INFO L226 Difference]: Without dead ends: 66 [2018-12-01 15:40:12,773 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-12-01 15:40:12,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2018-12-01 15:40:12,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2018-12-01 15:40:12,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-12-01 15:40:12,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 74 transitions. [2018-12-01 15:40:12,776 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 74 transitions. Word has length 19 [2018-12-01 15:40:12,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:40:12,776 INFO L480 AbstractCegarLoop]: Abstraction has 66 states and 74 transitions. [2018-12-01 15:40:12,776 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-01 15:40:12,776 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2018-12-01 15:40:12,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 15:40:12,776 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:40:12,777 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:40:12,777 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:40:12,777 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:40:12,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1240664530, now seen corresponding path program 1 times [2018-12-01 15:40:12,778 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 15:40:12,778 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2018-12-01 15:40:12,781 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:40:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:40:14,739 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:40:14,881 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 15:40:14,881 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 15:40:14,916 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:40:14,916 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-01 15:40:14,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 15:40:14,917 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 15:40:14,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-12-01 15:40:14,917 INFO L87 Difference]: Start difference. First operand 66 states and 74 transitions. Second operand 9 states. [2018-12-01 15:40:26,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:40:26,316 INFO L93 Difference]: Finished difference Result 86 states and 94 transitions. [2018-12-01 15:40:26,317 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 15:40:26,317 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2018-12-01 15:40:26,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:40:26,317 INFO L225 Difference]: With dead ends: 86 [2018-12-01 15:40:26,317 INFO L226 Difference]: Without dead ends: 50 [2018-12-01 15:40:26,318 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2018-12-01 15:40:26,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-12-01 15:40:26,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-12-01 15:40:26,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-12-01 15:40:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 52 transitions. [2018-12-01 15:40:26,321 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 52 transitions. Word has length 30 [2018-12-01 15:40:26,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:40:26,321 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 52 transitions. [2018-12-01 15:40:26,321 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 15:40:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions. [2018-12-01 15:40:26,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:40:26,321 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:40:26,321 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:40:26,322 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:40:26,322 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:40:26,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1850906156, now seen corresponding path program 1 times [2018-12-01 15:40:26,322 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 15:40:26,322 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2018-12-01 15:40:26,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:40:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:40:26,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:40:26,643 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 15:40:26,643 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 15:40:26,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:40:26,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-12-01 15:40:26,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-01 15:40:26,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-01 15:40:26,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-12-01 15:40:26,654 INFO L87 Difference]: Start difference. First operand 50 states and 52 transitions. Second operand 11 states. [2018-12-01 15:40:27,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:40:27,860 INFO L93 Difference]: Finished difference Result 61 states and 63 transitions. [2018-12-01 15:40:27,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 15:40:27,860 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2018-12-01 15:40:27,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:40:27,861 INFO L225 Difference]: With dead ends: 61 [2018-12-01 15:40:27,861 INFO L226 Difference]: Without dead ends: 58 [2018-12-01 15:40:27,861 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2018-12-01 15:40:27,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-12-01 15:40:27,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2018-12-01 15:40:27,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-12-01 15:40:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 60 transitions. [2018-12-01 15:40:27,865 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 60 transitions. Word has length 31 [2018-12-01 15:40:27,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:40:27,866 INFO L480 AbstractCegarLoop]: Abstraction has 58 states and 60 transitions. [2018-12-01 15:40:27,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-01 15:40:27,866 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2018-12-01 15:40:27,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 15:40:27,866 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:40:27,866 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:40:27,867 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:40:27,867 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:40:27,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1742996562, now seen corresponding path program 1 times [2018-12-01 15:40:27,867 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 15:40:27,867 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2018-12-01 15:40:27,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:40:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:40:28,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:40:28,233 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 15:40:28,233 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 15:40:28,247 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:40:28,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 15:40:28,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 15:40:28,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 15:40:28,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 15:40:28,248 INFO L87 Difference]: Start difference. First operand 58 states and 60 transitions. Second operand 4 states. [2018-12-01 15:40:28,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:40:28,617 INFO L93 Difference]: Finished difference Result 69 states and 70 transitions. [2018-12-01 15:40:28,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 15:40:28,618 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2018-12-01 15:40:28,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:40:28,618 INFO L225 Difference]: With dead ends: 69 [2018-12-01 15:40:28,618 INFO L226 Difference]: Without dead ends: 40 [2018-12-01 15:40:28,618 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-12-01 15:40:28,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-12-01 15:40:28,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-12-01 15:40:28,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-01 15:40:28,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 39 transitions. [2018-12-01 15:40:28,620 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 39 transitions. Word has length 31 [2018-12-01 15:40:28,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:40:28,621 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 39 transitions. [2018-12-01 15:40:28,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 15:40:28,621 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 39 transitions. [2018-12-01 15:40:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-01 15:40:28,621 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 15:40:28,621 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 15:40:28,621 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-01 15:40:28,622 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 15:40:28,622 INFO L82 PathProgramCache]: Analyzing trace with hash 718761474, now seen corresponding path program 1 times [2018-12-01 15:40:28,622 INFO L223 ckRefinementStrategy]: Switched to mode MATHSAT_FPBP [2018-12-01 15:40:28,622 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2018-12-01 15:40:28,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 15:40:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 15:40:28,870 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 15:40:29,163 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 15:40:29,163 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-01 15:40:29,173 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 15:40:29,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2018-12-01 15:40:29,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-01 15:40:29,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-01 15:40:29,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2018-12-01 15:40:29,174 INFO L87 Difference]: Start difference. First operand 40 states and 39 transitions. Second operand 16 states. [2018-12-01 15:40:29,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 15:40:29,873 INFO L93 Difference]: Finished difference Result 40 states and 39 transitions. [2018-12-01 15:40:29,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-01 15:40:29,874 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 39 [2018-12-01 15:40:29,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 15:40:29,874 INFO L225 Difference]: With dead ends: 40 [2018-12-01 15:40:29,874 INFO L226 Difference]: Without dead ends: 0 [2018-12-01 15:40:29,875 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2018-12-01 15:40:29,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-01 15:40:29,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-01 15:40:29,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-01 15:40:29,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-01 15:40:29,875 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 39 [2018-12-01 15:40:29,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 15:40:29,875 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-01 15:40:29,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-01 15:40:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-01 15:40:29,876 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 15:40:29,878 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-01 15:40:30,094 INFO L444 ceAbstractionStarter]: At program point L597(line 597) the Hoare annotation is: (and (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) (_ bv1061752794 32))) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) tan_float_~ix~6) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (= tan_float_~x |tan_float_#in~x|)) [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point L597-1(line 597) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point tan_floatFINAL(lines 579 600) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point L593(lines 593 599) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (and (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) tan_float_~ix~6) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (= tan_float_~x |tan_float_#in~x|)) [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point tan_floatEXIT(lines 579 600) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point L583-1(lines 583 587) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 587) the Hoare annotation is: (= tan_float_~x |tan_float_#in~x|) [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 583 587) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L451 ceAbstractionStarter]: At program point tan_floatENTRY(lines 579 600) the Hoare annotation is: true [2018-12-01 15:40:30,095 INFO L444 ceAbstractionStarter]: At program point L598(line 598) the Hoare annotation is: (and (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (not (bvsle (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) (_ bv1061752794 32))) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (exists ((v_tan_float_~ix~6_9 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_tan_float_~ix~6_9) tan_float_~ix~6) (= |tan_float_#in~x| (fp ((_ extract 31 31) v_tan_float_~ix~6_9) ((_ extract 30 23) v_tan_float_~ix~6_9) ((_ extract 22 0) v_tan_float_~ix~6_9))))) (= tan_float_~x |tan_float_#in~x|)) [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point L598-1(line 598) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point L590(lines 590 599) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-01 15:40:30,095 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-12-01 15:40:30,096 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-01 15:40:30,096 INFO L448 ceAbstractionStarter]: For program point L283-2(lines 283 284) no Hoare annotation was computed. [2018-12-01 15:40:30,096 INFO L451 ceAbstractionStarter]: At program point L283-3(lines 283 284) the Hoare annotation is: true [2018-12-01 15:40:30,096 INFO L448 ceAbstractionStarter]: For program point L283-4(lines 283 284) no Hoare annotation was computed. [2018-12-01 15:40:30,096 INFO L451 ceAbstractionStarter]: At program point __kernel_rem_pio2fENTRY(lines 159 330) the Hoare annotation is: true [2018-12-01 15:40:30,096 INFO L448 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2018-12-01 15:40:30,096 INFO L451 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: true [2018-12-01 15:40:30,096 INFO L448 ceAbstractionStarter]: For program point L234-1(line 234) no Hoare annotation was computed. [2018-12-01 15:40:30,096 INFO L448 ceAbstractionStarter]: For program point L317-2(lines 317 318) no Hoare annotation was computed. [2018-12-01 15:40:30,096 INFO L451 ceAbstractionStarter]: At program point L317-3(lines 317 318) the Hoare annotation is: true [2018-12-01 15:40:30,096 INFO L448 ceAbstractionStarter]: For program point L317-4(lines 288 328) no Hoare annotation was computed. [2018-12-01 15:40:30,096 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 170) no Hoare annotation was computed. [2018-12-01 15:40:30,096 INFO L448 ceAbstractionStarter]: For program point L169-2(lines 169 170) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L302-2(lines 302 303) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 206) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L451 ceAbstractionStarter]: At program point L302-3(lines 302 303) the Hoare annotation is: true [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L302-4(lines 288 328) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L451 ceAbstractionStarter]: At program point L253(lines 160 330) the Hoare annotation is: true [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L187-2(lines 187 191) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L451 ceAbstractionStarter]: At program point L187-3(lines 187 191) the Hoare annotation is: true [2018-12-01 15:40:30,097 INFO L451 ceAbstractionStarter]: At program point L187-4(lines 187 191) the Hoare annotation is: true [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L221-1(lines 208 236) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L304-1(line 304) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L205(lines 205 206) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L238-1(lines 160 330) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L205-2(lines 160 330) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L451 ceAbstractionStarter]: At program point L288(lines 288 328) the Hoare annotation is: true [2018-12-01 15:40:30,097 INFO L451 ceAbstractionStarter]: At program point L222(lines 222 229) the Hoare annotation is: true [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L289(line 289) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L306(line 306) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L448 ceAbstractionStarter]: For program point L240-2(lines 240 241) no Hoare annotation was computed. [2018-12-01 15:40:30,097 INFO L451 ceAbstractionStarter]: At program point L240-3(lines 240 241) the Hoare annotation is: true [2018-12-01 15:40:30,098 INFO L448 ceAbstractionStarter]: For program point L240-4(lines 238 255) no Hoare annotation was computed. [2018-12-01 15:40:30,098 INFO L448 ceAbstractionStarter]: For program point L307-2(lines 307 311) no Hoare annotation was computed. [2018-12-01 15:40:30,098 INFO L448 ceAbstractionStarter]: For program point L208(lines 160 330) no Hoare annotation was computed. [2018-12-01 15:40:30,098 INFO L451 ceAbstractionStarter]: At program point L307-3(lines 307 311) the Hoare annotation is: true [2018-12-01 15:40:30,098 INFO L448 ceAbstractionStarter]: For program point L307-4(lines 307 311) no Hoare annotation was computed. [2018-12-01 15:40:30,098 INFO L448 ceAbstractionStarter]: For program point L175-2(lines 175 176) no Hoare annotation was computed. [2018-12-01 15:40:30,098 INFO L451 ceAbstractionStarter]: At program point L175-3(lines 175 176) the Hoare annotation is: true [2018-12-01 15:40:30,098 INFO L448 ceAbstractionStarter]: For program point L175-4(lines 175 176) no Hoare annotation was computed. [2018-12-01 15:40:30,098 INFO L448 ceAbstractionStarter]: For program point L291-2(lines 291 292) no Hoare annotation was computed. [2018-12-01 15:40:30,098 INFO L451 ceAbstractionStarter]: At program point L291-3(lines 291 292) the Hoare annotation is: true [2018-12-01 15:40:30,098 INFO L448 ceAbstractionStarter]: For program point L291-4(lines 288 328) no Hoare annotation was computed. [2018-12-01 15:40:30,098 INFO L448 ceAbstractionStarter]: For program point L176(line 176) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L176-2(line 176) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L276(line 276) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L243-1(lines 243 244) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L243-3(lines 243 244) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L451 ceAbstractionStarter]: At program point L243-4(lines 243 244) the Hoare annotation is: true [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L243-5(lines 243 244) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L293-1(line 293) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L260-1(lines 260 263) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L451 ceAbstractionStarter]: At program point L194(line 194) the Hoare annotation is: true [2018-12-01 15:40:30,099 INFO L448 ceAbstractionStarter]: For program point L194-1(line 194) no Hoare annotation was computed. [2018-12-01 15:40:30,099 INFO L451 ceAbstractionStarter]: At program point L260-3(lines 260 263) the Hoare annotation is: true [2018-12-01 15:40:30,100 INFO L448 ceAbstractionStarter]: For program point L277-2(lines 277 280) no Hoare annotation was computed. [2018-12-01 15:40:30,100 INFO L451 ceAbstractionStarter]: At program point L277-3(lines 277 280) the Hoare annotation is: true [2018-12-01 15:40:30,100 INFO L448 ceAbstractionStarter]: For program point L211-2(lines 211 220) no Hoare annotation was computed. [2018-12-01 15:40:30,100 INFO L448 ceAbstractionStarter]: For program point L277-4(lines 277 280) no Hoare annotation was computed. [2018-12-01 15:40:30,100 INFO L448 ceAbstractionStarter]: For program point L178-2(lines 178 182) no Hoare annotation was computed. [2018-12-01 15:40:30,100 INFO L451 ceAbstractionStarter]: At program point L211-3(lines 211 220) the Hoare annotation is: true [2018-12-01 15:40:30,100 INFO L451 ceAbstractionStarter]: At program point L178-3(lines 178 182) the Hoare annotation is: true [2018-12-01 15:40:30,100 INFO L448 ceAbstractionStarter]: For program point L211-4(lines 208 236) no Hoare annotation was computed. [2018-12-01 15:40:30,100 INFO L448 ceAbstractionStarter]: For program point L178-4(lines 178 182) no Hoare annotation was computed. [2018-12-01 15:40:30,100 INFO L448 ceAbstractionStarter]: For program point L179-2(lines 179 180) no Hoare annotation was computed. [2018-12-01 15:40:30,100 INFO L451 ceAbstractionStarter]: At program point L179-3(lines 179 180) the Hoare annotation is: true [2018-12-01 15:40:30,100 INFO L448 ceAbstractionStarter]: For program point L179-4(lines 179 180) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L295(line 295) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L295-2(line 295) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L312-2(lines 312 316) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 219) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L451 ceAbstractionStarter]: At program point L312-3(lines 312 316) the Hoare annotation is: true [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L246-2(lines 246 251) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L312-4(lines 312 316) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L451 ceAbstractionStarter]: At program point L246-3(lines 246 251) the Hoare annotation is: true [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L246-4(lines 246 251) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fEXIT(lines 159 330) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L296(line 296) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 217) no Hoare annotation was computed. [2018-12-01 15:40:30,101 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 206) no Hoare annotation was computed. [2018-12-01 15:40:30,102 INFO L448 ceAbstractionStarter]: For program point L248-2(lines 248 249) no Hoare annotation was computed. [2018-12-01 15:40:30,102 INFO L451 ceAbstractionStarter]: At program point L248-3(lines 248 249) the Hoare annotation is: true [2018-12-01 15:40:30,102 INFO L448 ceAbstractionStarter]: For program point L248-4(lines 248 249) no Hoare annotation was computed. [2018-12-01 15:40:30,102 INFO L451 ceAbstractionStarter]: At program point L265(line 265) the Hoare annotation is: true [2018-12-01 15:40:30,102 INFO L448 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2018-12-01 15:40:30,102 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 299) no Hoare annotation was computed. [2018-12-01 15:40:30,102 INFO L451 ceAbstractionStarter]: At program point L298-3(lines 298 299) the Hoare annotation is: true [2018-12-01 15:40:30,102 INFO L448 ceAbstractionStarter]: For program point L298-4(lines 288 328) no Hoare annotation was computed. [2018-12-01 15:40:30,102 INFO L448 ceAbstractionStarter]: For program point L282-2(lines 282 286) no Hoare annotation was computed. [2018-12-01 15:40:30,102 INFO L451 ceAbstractionStarter]: At program point L282-3(lines 282 286) the Hoare annotation is: true [2018-12-01 15:40:30,102 INFO L448 ceAbstractionStarter]: For program point L282-4(lines 282 286) no Hoare annotation was computed. [2018-12-01 15:40:30,102 INFO L448 ceAbstractionStarter]: For program point __kernel_rem_pio2fFINAL(lines 159 330) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point L266(lines 266 273) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 234) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L451 ceAbstractionStarter]: At program point L266-2(lines 257 274) the Hoare annotation is: true [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point fabs_floatFINAL(lines 132 145) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point fabs_floatEXIT(lines 132 145) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L451 ceAbstractionStarter]: At program point fabs_floatENTRY(lines 132 145) the Hoare annotation is: true [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 143) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point L139-1(lines 132 145) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point L139-2(lines 139 143) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L451 ceAbstractionStarter]: At program point L134-2(lines 134 138) the Hoare annotation is: true [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point L27(lines 27 31) no Hoare annotation was computed. [2018-12-01 15:40:30,103 INFO L448 ceAbstractionStarter]: For program point L44(lines 44 47) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 48) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 53) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L49-1(lines 14 55) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L49-2(lines 49 53) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L37(lines 37 41) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L29(lines 29 31) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point floor_floatEXIT(lines 14 55) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L25(lines 25 42) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L17-1(lines 17 21) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L451 ceAbstractionStarter]: At program point L17-2(lines 17 21) the Hoare annotation is: true [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L17-3(lines 17 21) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 39) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point floor_floatFINAL(lines 14 55) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L448 ceAbstractionStarter]: For program point L26(lines 26 32) no Hoare annotation was computed. [2018-12-01 15:40:30,104 INFO L451 ceAbstractionStarter]: At program point floor_floatENTRY(lines 14 55) the Hoare annotation is: true [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 36) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L64(lines 64 68) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L64-1(lines 57 75) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point copysign_floatEXIT(lines 57 75) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 73) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 57 75) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L69-2(lines 69 73) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 59 63) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L451 ceAbstractionStarter]: At program point L59-2(lines 59 63) the Hoare annotation is: true [2018-12-01 15:40:30,105 INFO L451 ceAbstractionStarter]: At program point copysign_floatENTRY(lines 57 75) the Hoare annotation is: true [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point copysign_floatFINAL(lines 57 75) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L481(lines 481 485) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fEXIT(lines 371 487) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 398) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 391 398) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L383(lines 383 387) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L425-1(lines 425 429) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L451 ceAbstractionStarter]: At program point L425-2(lines 425 429) the Hoare annotation is: true [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L425-3(lines 425 429) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L467-1(lines 467 471) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L451 ceAbstractionStarter]: At program point L467-2(lines 467 471) the Hoare annotation is: true [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L467-3(lines 467 471) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point __ieee754_rem_pio2fFINAL(lines 371 487) no Hoare annotation was computed. [2018-12-01 15:40:30,105 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 449) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L377-1(lines 377 381) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L451 ceAbstractionStarter]: At program point L377-2(lines 377 381) the Hoare annotation is: true [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L377-3(lines 377 381) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 409) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L402-2(lines 402 409) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L451 ceAbstractionStarter]: At program point __ieee754_rem_pio2fENTRY(lines 371 487) the Hoare annotation is: true [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L419-2(lines 419 451) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L461(lines 461 464) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L453(lines 453 458) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 478 479) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L451 ceAbstractionStarter]: At program point L478-3(lines 478 479) the Hoare annotation is: true [2018-12-01 15:40:30,106 INFO L451 ceAbstractionStarter]: At program point L478-4(lines 478 479) the Hoare annotation is: true [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L437-1(lines 437 441) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L451 ceAbstractionStarter]: At program point L437-2(lines 437 441) the Hoare annotation is: true [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L437-3(lines 437 441) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L388(lines 388 412) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L413(lines 413 459) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 411) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L480(line 480) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L451 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L448 ceAbstractionStarter]: For program point L472-2(lines 472 475) no Hoare annotation was computed. [2018-12-01 15:40:30,106 INFO L451 ceAbstractionStarter]: At program point L472-3(lines 472 475) the Hoare annotation is: true [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point L472-4(lines 472 475) no Hoare annotation was computed. [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point L431(lines 431 450) no Hoare annotation was computed. [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point L431-1(lines 419 451) no Hoare annotation was computed. [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-01 15:40:30,107 INFO L451 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2018-12-01 15:40:30,107 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-01 15:40:30,107 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 614 632) the Hoare annotation is: true [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 614 632) no Hoare annotation was computed. [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point L626(line 626) no Hoare annotation was computed. [2018-12-01 15:40:30,107 INFO L444 ceAbstractionStarter]: At program point L626-1(line 626) the Hoare annotation is: (let ((.cse0 (fp.neg (_ +zero 8 24)))) (and (= main_~res~0 .cse0) |main_#t~short159| (= main_~x~0 .cse0))) [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point L626-2(line 626) no Hoare annotation was computed. [2018-12-01 15:40:30,107 INFO L444 ceAbstractionStarter]: At program point L623(line 623) the Hoare annotation is: (= main_~x~0 (fp.neg (_ +zero 8 24))) [2018-12-01 15:40:30,107 INFO L448 ceAbstractionStarter]: For program point L623-1(line 623) no Hoare annotation was computed. [2018-12-01 15:40:30,108 INFO L448 ceAbstractionStarter]: For program point L626-4(lines 626 629) no Hoare annotation was computed. [2018-12-01 15:40:30,108 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 614 632) no Hoare annotation was computed. [2018-12-01 15:40:30,108 INFO L448 ceAbstractionStarter]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 627) no Hoare annotation was computed. [2018-12-01 15:40:30,108 INFO L451 ceAbstractionStarter]: At program point L122(line 122) the Hoare annotation is: true [2018-12-01 15:40:30,108 INFO L448 ceAbstractionStarter]: For program point L122-1(line 122) no Hoare annotation was computed. [2018-12-01 15:40:30,108 INFO L448 ceAbstractionStarter]: For program point L118(lines 118 123) no Hoare annotation was computed. [2018-12-01 15:40:30,108 INFO L448 ceAbstractionStarter]: For program point L85-1(lines 85 89) no Hoare annotation was computed. [2018-12-01 15:40:30,108 INFO L451 ceAbstractionStarter]: At program point L85-2(lines 85 89) the Hoare annotation is: true [2018-12-01 15:40:30,108 INFO L448 ceAbstractionStarter]: For program point L85-3(lines 85 89) no Hoare annotation was computed. [2018-12-01 15:40:30,108 INFO L448 ceAbstractionStarter]: For program point L110(lines 110 117) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 98 102) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L451 ceAbstractionStarter]: At program point L98-2(lines 98 102) the Hoare annotation is: true [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L98-3(lines 98 102) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L94(lines 94 95) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 122) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 111 115) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L451 ceAbstractionStarter]: At program point L111-2(lines 111 115) the Hoare annotation is: true [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point scalbn_floatFINAL(lines 81 131) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L111-3(lines 111 115) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L451 ceAbstractionStarter]: At program point L120(line 120) the Hoare annotation is: true [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L120-1(line 120) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point scalbn_floatEXIT(lines 81 131) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L451 ceAbstractionStarter]: At program point scalbn_floatENTRY(lines 81 131) the Hoare annotation is: true [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 109) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L104(lines 104 105) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L96(lines 96 106) no Hoare annotation was computed. [2018-12-01 15:40:30,109 INFO L448 ceAbstractionStarter]: For program point L96-2(lines 96 106) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 93) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L451 ceAbstractionStarter]: At program point L125-2(lines 125 129) the Hoare annotation is: true [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point L125-3(lines 125 129) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L451 ceAbstractionStarter]: At program point L109(line 109) the Hoare annotation is: true [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point L109-1(line 109) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point L510(lines 510 513) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 502 506) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L444 ceAbstractionStarter]: At program point L502-2(lines 502 506) the Hoare annotation is: (and (= __kernel_tanf_~x |__kernel_tanf_#in~x|) (= __kernel_tanf_~iy |__kernel_tanf_#in~iy|)) [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point L502-3(lines 502 506) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 564 568) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L444 ceAbstractionStarter]: At program point L564-2(lines 564 568) the Hoare annotation is: (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|))) [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point __kernel_tanfFINAL(lines 499 577) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 552 556) no Hoare annotation was computed. [2018-12-01 15:40:30,110 INFO L444 ceAbstractionStarter]: At program point L552-2(lines 552 556) the Hoare annotation is: (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (not (bvslt (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2) (_ bv830472192 32))) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|))) [2018-12-01 15:40:30,110 INFO L444 ceAbstractionStarter]: At program point L511(line 511) the Hoare annotation is: (and (exists ((__kernel_tanf_~hx~2 (_ BitVec 32))) (and (= __kernel_tanf_~ix~5 (bvand (_ bv2147483647 32) __kernel_tanf_~hx~2)) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|))) (not (= (bvadd |__kernel_tanf_#in~iy| (_ bv4294967295 32)) (_ bv0 32))) (= __kernel_tanf_~x |__kernel_tanf_#in~x|) (= (fp ((_ extract 31 31) __kernel_tanf_~hx~2) ((_ extract 30 23) __kernel_tanf_~hx~2) ((_ extract 22 0) __kernel_tanf_~hx~2)) |__kernel_tanf_#in~x|) (= __kernel_tanf_~iy |__kernel_tanf_#in~iy|)) [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L511-1(line 511) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L540(lines 540 544) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L569(lines 569 573) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L569-1(lines 547 576) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L569-2(lines 569 573) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point __kernel_tanfEXIT(lines 499 577) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L557(lines 557 561) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L451 ceAbstractionStarter]: At program point __kernel_tanfENTRY(lines 499 577) the Hoare annotation is: true [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L557-1(lines 547 576) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L557-2(lines 557 561) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 516 525) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L545(lines 545 576) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 515) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L508-2(lines 499 577) no Hoare annotation was computed. [2018-12-01 15:40:30,111 INFO L448 ceAbstractionStarter]: For program point L517(lines 517 520) no Hoare annotation was computed. [2018-12-01 15:40:30,112 INFO L448 ceAbstractionStarter]: For program point L517-2(lines 517 520) no Hoare annotation was computed. [2018-12-01 15:40:30,112 INFO L448 ceAbstractionStarter]: For program point L513(line 513) no Hoare annotation was computed. [2018-12-01 15:40:30,112 INFO L448 ceAbstractionStarter]: For program point L513-2(line 513) no Hoare annotation was computed. [2018-12-01 15:40:30,112 INFO L448 ceAbstractionStarter]: For program point L509(lines 509 514) no Hoare annotation was computed. [2018-12-01 15:40:30,112 INFO L448 ceAbstractionStarter]: For program point L605-1(lines 605 609) no Hoare annotation was computed. [2018-12-01 15:40:30,112 INFO L444 ceAbstractionStarter]: At program point L605-2(lines 605 609) the Hoare annotation is: (= |__signbit_float_#in~x| __signbit_float_~x) [2018-12-01 15:40:30,112 INFO L448 ceAbstractionStarter]: For program point L605-3(lines 605 609) no Hoare annotation was computed. [2018-12-01 15:40:30,112 INFO L448 ceAbstractionStarter]: For program point __signbit_floatFINAL(lines 602 612) no Hoare annotation was computed. [2018-12-01 15:40:30,112 INFO L451 ceAbstractionStarter]: At program point __signbit_floatENTRY(lines 602 612) the Hoare annotation is: true [2018-12-01 15:40:30,112 INFO L448 ceAbstractionStarter]: For program point __signbit_floatEXIT(lines 602 612) no Hoare annotation was computed. [2018-12-01 15:40:30,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,121 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,122 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,123 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,124 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 03:40:30 BoogieIcfgContainer [2018-12-01 15:40:30,126 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 15:40:30,126 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 15:40:30,126 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 15:40:30,126 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 15:40:30,126 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 03:40:11" (3/4) ... [2018-12-01 15:40:30,129 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 15:40:30,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure tan_float [2018-12-01 15:40:30,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-01 15:40:30,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_rem_pio2f [2018-12-01 15:40:30,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2018-12-01 15:40:30,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure floor_float [2018-12-01 15:40:30,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copysign_float [2018-12-01 15:40:30,133 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __ieee754_rem_pio2f [2018-12-01 15:40:30,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-01 15:40:30,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure scalbn_float [2018-12-01 15:40:30,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kernel_tanf [2018-12-01 15:40:30,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __signbit_float [2018-12-01 15:40:30,147 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 279 nodes and edges [2018-12-01 15:40:30,148 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 142 nodes and edges [2018-12-01 15:40:30,149 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2018-12-01 15:40:30,149 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-01 15:40:30,150 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-01 15:40:30,151 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-01 15:40:30,151 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-01 15:40:30,151 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 15:40:30,170 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-12-01 15:40:30,170 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(x) == x [2018-12-01 15:40:30,170 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) && iy == \old(iy) [2018-12-01 15:40:30,172 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists __kernel_tanf_~hx~2 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32) && ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x)) [2018-12-01 15:40:30,226 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f854b366-6795-4691-a440-e35f5d05b9ae/bin-2019/uautomizer/witness.graphml [2018-12-01 15:40:30,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 15:40:30,226 INFO L168 Benchmark]: Toolchain (without parser) took 43729.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 210.2 MB). Free memory was 939.3 MB in the beginning and 924.1 MB in the end (delta: 15.3 MB). Peak memory consumption was 225.5 MB. Max. memory is 11.5 GB. [2018-12-01 15:40:30,227 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 15:40:30,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2018-12-01 15:40:30,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.87 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 15:40:30,228 INFO L168 Benchmark]: Boogie Preprocessor took 68.48 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-01 15:40:30,228 INFO L168 Benchmark]: RCFGBuilder took 24795.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 947.2 MB in the end (delta: 153.1 MB). Peak memory consumption was 153.1 MB. Max. memory is 11.5 GB. [2018-12-01 15:40:30,228 INFO L168 Benchmark]: TraceAbstraction took 18377.85 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 69.7 MB). Free memory was 947.2 MB in the beginning and 946.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. [2018-12-01 15:40:30,229 INFO L168 Benchmark]: Witness Printer took 100.10 ms. Allocated memory is still 1.2 GB. Free memory was 946.1 MB in the beginning and 924.1 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2018-12-01 15:40:30,230 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * 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 357.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -174.5 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 27.87 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. * Boogie Preprocessor took 68.48 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: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 24795.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 947.2 MB in the end (delta: 153.1 MB). Peak memory consumption was 153.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 18377.85 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 69.7 MB). Free memory was 947.2 MB in the beginning and 946.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 70.8 MB. Max. memory is 11.5 GB. * Witness Printer took 100.10 ms. Allocated memory is still 1.2 GB. Free memory was 946.1 MB in the beginning and 924.1 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. 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[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 627]: 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: 502]: Loop Invariant Derived loop invariant: x == \old(x) && iy == \old(iy) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 260]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 282]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 425]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 467]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 291]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 298]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 564]: Loop Invariant [2018-12-01 15:40:30,233 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,233 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,233 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,234 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] Derived loop invariant: (\exists __kernel_tanf_~hx~2 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32) && ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x)) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 98]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: x == \old(x) - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 283]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 605]: Loop Invariant Derived loop invariant: \old(x) == x - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 312]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 277]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 160]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 552]: Loop Invariant [2018-12-01 15:40:30,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,235 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,236 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,236 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,236 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] [2018-12-01 15:40:30,236 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[__kernel_tanf_~hx~2,QUANTIFIED] Derived loop invariant: (\exists __kernel_tanf_~hx~2 : bv32 :: !~bvslt32(~bvand32(2147483647bv32, __kernel_tanf_~hx~2), 830472192bv32) && ~fp~LONGDOUBLE(__kernel_tanf_~hx~2[31:31], __kernel_tanf_~hx~2[30:23], __kernel_tanf_~hx~2[22:0]) == \old(x)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 12 procedures, 271 locations, 1 error locations. SAFE Result, 18.3s OverallTime, 6 OverallIterations, 1 TraceHistogramMax, 14.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 886 SDtfs, 139 SDslu, 2756 SDs, 0 SdLazy, 467 SolverSat, 36 SolverUnsat, 4 SolverUnknown, 0 SolverNotchecked, 12.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=271occurred in iteration=0, traceCheckStatistics: No data available, 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: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 203 PreInvPairs, 285 NumberOfFragments, 251 HoareAnnotationTreeSize, 203 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 162 ConstructedInterpolants, 15 QuantifiedInterpolants, 19314 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2795 ConjunctsInSsa, 55 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...