./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 3baa54e1fe680d04e1d87db08239ebe83d82154f ................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 3baa54e1fe680d04e1d87db08239ebe83d82154f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:04:20,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:04:20,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:04:20,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:04:20,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:04:20,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:04:20,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:04:20,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:04:20,460 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:04:20,461 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:04:20,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:04:20,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:04:20,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:04:20,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:04:20,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:04:20,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:04:20,465 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:04:20,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:04:20,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:04:20,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:04:20,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:04:20,471 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:04:20,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:04:20,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:04:20,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:04:20,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:04:20,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:04:20,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:04:20,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:04:20,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:04:20,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:04:20,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:04:20,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:04:20,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:04:20,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:04:20,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:04:20,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:04:20,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:04:20,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:04:20,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:04:20,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:04:20,481 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 18:04:20,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:04:20,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:04:20,494 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:04:20,494 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:04:20,494 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:04:20,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:04:20,495 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:04:20,495 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:04:20,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:04:20,495 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:04:20,495 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:04:20,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:04:20,496 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:04:20,496 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:04:20,496 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:04:20,496 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:04:20,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:04:20,497 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:04:20,497 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:04:20,497 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:04:20,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:04:20,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:04:20,498 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:04:20,498 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:04:20,498 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:04:20,498 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:04:20,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:04:20,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:04:20,499 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:04:20,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 -> 3baa54e1fe680d04e1d87db08239ebe83d82154f [2019-12-07 18:04:20,608 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:04:20,618 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:04:20,621 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:04:20,622 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:04:20,622 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:04:20,623 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-12-07 18:04:20,664 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data/33aca1443/73c370a3a60b4213942b6ccef1a41b5f/FLAGd7d039507 [2019-12-07 18:04:21,098 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:04:21,099 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-12-07 18:04:21,104 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data/33aca1443/73c370a3a60b4213942b6ccef1a41b5f/FLAGd7d039507 [2019-12-07 18:04:21,112 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data/33aca1443/73c370a3a60b4213942b6ccef1a41b5f [2019-12-07 18:04:21,114 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:04:21,115 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:04:21,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:04:21,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:04:21,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:04:21,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79941d2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21, skipping insertion in model container [2019-12-07 18:04:21,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:04:21,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:04:21,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:04:21,314 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:04:21,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:04:21,361 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:04:21,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21 WrapperNode [2019-12-07 18:04:21,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:04:21,362 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:04:21,362 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:04:21,362 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:04:21,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,376 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:04:21,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:04:21,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:04:21,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:04:21,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,426 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... [2019-12-07 18:04:21,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:04:21,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:04:21,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:04:21,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:04:21,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 [2019-12-07 18:04:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:04:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 18:04:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 18:04:21,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 18:04:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:04:21,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:04:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 18:04:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-12-07 18:04:21,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 18:04:21,850 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:04:21,850 INFO L287 CfgBuilder]: Removed 40 assume(true) statements. [2019-12-07 18:04:21,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:04:21 BoogieIcfgContainer [2019-12-07 18:04:21,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:04:21,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:04:21,852 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:04:21,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:04:21,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:04:21" (1/3) ... [2019-12-07 18:04:21,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c6d40c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:04:21, skipping insertion in model container [2019-12-07 18:04:21,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:21" (2/3) ... [2019-12-07 18:04:21,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c6d40c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:04:21, skipping insertion in model container [2019-12-07 18:04:21,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:04:21" (3/3) ... [2019-12-07 18:04:21,857 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661b.c [2019-12-07 18:04:21,863 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:04:21,868 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 18:04:21,875 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 18:04:21,891 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:04:21,891 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:04:21,891 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:04:21,891 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:04:21,891 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:04:21,892 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:04:21,892 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:04:21,892 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:04:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-12-07 18:04:21,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 18:04:21,907 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:04:21,908 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:04:21,908 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:04:21,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:04:21,912 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-12-07 18:04:21,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:04:21,917 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1642274542] [2019-12-07 18:04:21,917 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:04:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:04:22,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:22,011 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1642274542] [2019-12-07 18:04:22,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:04:22,012 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 18:04:22,012 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500452810] [2019-12-07 18:04:22,015 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 18:04:22,015 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 18:04:22,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 18:04:22,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:04:22,025 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-12-07 18:04:22,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:04:22,044 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-12-07 18:04:22,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 18:04:22,045 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-12-07 18:04:22,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:04:22,053 INFO L225 Difference]: With dead ends: 219 [2019-12-07 18:04:22,053 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 18:04:22,055 INFO L630 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 [2019-12-07 18:04:22,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 18:04:22,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-12-07 18:04:22,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-12-07 18:04:22,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-12-07 18:04:22,083 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-12-07 18:04:22,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:04:22,083 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-12-07 18:04:22,083 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 18:04:22,083 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-12-07 18:04:22,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 18:04:22,084 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:04:22,084 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:04:22,084 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:04:22,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:04:22,084 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-12-07 18:04:22,085 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 18:04:22,085 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59287277] [2019-12-07 18:04:22,085 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 18:04:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:04:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 18:04:22,175 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 18:04:22,175 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 18:04:22,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:04:22 BoogieIcfgContainer [2019-12-07 18:04:22,202 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:04:22,202 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:04:22,202 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:04:22,202 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:04:22,203 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:04:21" (3/4) ... [2019-12-07 18:04:22,205 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 18:04:22,205 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:04:22,207 INFO L168 Benchmark]: Toolchain (without parser) took 1091.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 946.2 MB in the beginning and 976.8 MB in the end (delta: -30.6 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2019-12-07 18:04:22,207 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:04:22,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 246.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -124.5 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:04:22,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.36 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:04:22,209 INFO L168 Benchmark]: Boogie Preprocessor took 36.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:04:22,209 INFO L168 Benchmark]: RCFGBuilder took 412.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. [2019-12-07 18:04:22,209 INFO L168 Benchmark]: TraceAbstraction took 350.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 976.8 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2019-12-07 18:04:22,210 INFO L168 Benchmark]: Witness Printer took 3.18 ms. Allocated memory is still 1.1 GB. Free memory is still 976.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:04:22,212 INFO L335 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 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 246.23 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 81.3 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -124.5 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.36 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 36.62 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 412.85 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 350.13 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 976.8 MB in the end (delta: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.18 ms. Allocated memory is still 1.1 GB. Free memory is still 976.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 231]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 230, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L216] float x = __VERIFIER_nondet_float(); [L217] float y = 0.0f; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] COND TRUE x > 0.0f [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] ieee_float_shape_type gf_u; [L124] gf_u.value = (x) [L125] EXPR gf_u.word [L125] (hx) = gf_u.word [L127] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] ieee_float_shape_type gf_u; [L130] gf_u.value = (y) [L131] EXPR gf_u.word [L131] (hy) = gf_u.word [L133] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L227] float res = __ieee754_atan2f(y, x); [L230] COND TRUE res != 0.0f VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L231] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 160 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=111occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: 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 0.1.25-f470102 [2019-12-07 18:04:23,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:04:23,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:04:23,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:04:23,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:04:23,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:04:23,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:04:23,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:04:23,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:04:23,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:04:23,640 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:04:23,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:04:23,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:04:23,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:04:23,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:04:23,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:04:23,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:04:23,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:04:23,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:04:23,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:04:23,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:04:23,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:04:23,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:04:23,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:04:23,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:04:23,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:04:23,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:04:23,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:04:23,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:04:23,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:04:23,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:04:23,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:04:23,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:04:23,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:04:23,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:04:23,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:04:23,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:04:23,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:04:23,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:04:23,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:04:23,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:04:23,659 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 18:04:23,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:04:23,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:04:23,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:04:23,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:04:23,670 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:04:23,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:04:23,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 18:04:23,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 18:04:23,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:04:23,671 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:04:23,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:04:23,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:04:23,671 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 18:04:23,672 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 18:04:23,672 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 18:04:23,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:04:23,672 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:04:23,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:04:23,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:04:23,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:04:23,673 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:04:23,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:04:23,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:04:23,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:04:23,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:04:23,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:04:23,673 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 18:04:23,674 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 18:04:23,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:04:23,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:04:23,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:04:23,674 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 -> 3baa54e1fe680d04e1d87db08239ebe83d82154f [2019-12-07 18:04:23,846 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:04:23,856 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:04:23,859 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:04:23,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:04:23,861 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:04:23,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-12-07 18:04:23,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data/9357fd773/ee80fc7f485d415ab67cced7b8487762/FLAG5db2fd960 [2019-12-07 18:04:24,337 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:04:24,338 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/sv-benchmarks/c/float-newlib/float_req_bl_0661b.c [2019-12-07 18:04:24,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data/9357fd773/ee80fc7f485d415ab67cced7b8487762/FLAG5db2fd960 [2019-12-07 18:04:24,351 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/data/9357fd773/ee80fc7f485d415ab67cced7b8487762 [2019-12-07 18:04:24,353 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:04:24,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:04:24,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:04:24,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:04:24,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:04:24,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d96a266 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24, skipping insertion in model container [2019-12-07 18:04:24,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:04:24,380 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:04:24,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:04:24,527 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 18:04:24,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 18:04:24,611 INFO L208 MainTranslator]: Completed translation [2019-12-07 18:04:24,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24 WrapperNode [2019-12-07 18:04:24,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:04:24,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 18:04:24,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 18:04:24,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 18:04:24,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 18:04:24,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 18:04:24,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 18:04:24,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 18:04:24,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,668 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,693 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... [2019-12-07 18:04:24,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 18:04:24,697 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 18:04:24,697 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 18:04:24,697 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 18:04:24,698 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 [2019-12-07 18:04:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-12-07 18:04:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 18:04:24,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 18:04:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 18:04:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 18:04:24,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 18:04:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 18:04:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 18:04:24,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 18:04:39,384 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 18:04:39,385 INFO L287 CfgBuilder]: Removed 40 assume(true) statements. [2019-12-07 18:04:39,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:04:39 BoogieIcfgContainer [2019-12-07 18:04:39,386 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 18:04:39,387 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 18:04:39,387 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 18:04:39,389 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 18:04:39,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 06:04:24" (1/3) ... [2019-12-07 18:04:39,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68ae868a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:04:39, skipping insertion in model container [2019-12-07 18:04:39,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:04:24" (2/3) ... [2019-12-07 18:04:39,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68ae868a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 06:04:39, skipping insertion in model container [2019-12-07 18:04:39,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:04:39" (3/3) ... [2019-12-07 18:04:39,391 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0661b.c [2019-12-07 18:04:39,398 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 18:04:39,402 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 18:04:39,409 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 18:04:39,427 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 18:04:39,427 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 18:04:39,427 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 18:04:39,427 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 18:04:39,427 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 18:04:39,427 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 18:04:39,428 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 18:04:39,428 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 18:04:39,440 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-12-07 18:04:39,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 18:04:39,444 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:04:39,445 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:04:39,445 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:04:39,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:04:39,449 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-12-07 18:04:39,457 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:04:39,457 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [784864096] [2019-12-07 18:04:39,457 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 [2019-12-07 18:04:40,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:04:40,335 INFO L264 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 18:04:40,339 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:04:40,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:40,351 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:04:40,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:40,354 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [784864096] [2019-12-07 18:04:40,355 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:04:40,355 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 18:04:40,356 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920312407] [2019-12-07 18:04:40,359 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 18:04:40,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:04:40,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 18:04:40,368 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:04:40,370 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-12-07 18:04:40,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:04:40,390 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-12-07 18:04:40,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 18:04:40,391 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-12-07 18:04:40,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:04:40,399 INFO L225 Difference]: With dead ends: 219 [2019-12-07 18:04:40,399 INFO L226 Difference]: Without dead ends: 107 [2019-12-07 18:04:40,401 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 18:04:40,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-12-07 18:04:40,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-12-07 18:04:40,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-12-07 18:04:40,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-12-07 18:04:40,430 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-12-07 18:04:40,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:04:40,431 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-12-07 18:04:40,431 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 18:04:40,431 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-12-07 18:04:40,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 18:04:40,431 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:04:40,431 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:04:40,632 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 18:04:40,632 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:04:40,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:04:40,633 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-12-07 18:04:40,634 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:04:40,634 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [217493744] [2019-12-07 18:04:40,635 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 [2019-12-07 18:04:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:04:41,561 INFO L264 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2019-12-07 18:04:41,564 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:04:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:41,723 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:04:41,790 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:04:41,894 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:04:41,989 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:04:42,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:42,034 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [217493744] [2019-12-07 18:04:42,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:04:42,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-12-07 18:04:42,034 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214022425] [2019-12-07 18:04:42,035 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 18:04:42,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:04:42,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 18:04:42,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-12-07 18:04:42,036 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 14 states. [2019-12-07 18:04:42,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:04:42,485 INFO L93 Difference]: Finished difference Result 163 states and 235 transitions. [2019-12-07 18:04:42,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 18:04:42,528 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2019-12-07 18:04:42,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:04:42,529 INFO L225 Difference]: With dead ends: 163 [2019-12-07 18:04:42,529 INFO L226 Difference]: Without dead ends: 98 [2019-12-07 18:04:42,530 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-12-07 18:04:42,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-12-07 18:04:42,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-12-07 18:04:42,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-12-07 18:04:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 134 transitions. [2019-12-07 18:04:42,539 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 134 transitions. Word has length 13 [2019-12-07 18:04:42,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:04:42,539 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 134 transitions. [2019-12-07 18:04:42,540 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 18:04:42,540 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2019-12-07 18:04:42,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-07 18:04:42,540 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:04:42,540 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:04:42,741 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 18:04:42,741 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:04:42,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:04:42,742 INFO L82 PathProgramCache]: Analyzing trace with hash 1269233595, now seen corresponding path program 1 times [2019-12-07 18:04:42,743 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:04:42,743 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [583321918] [2019-12-07 18:04:42,743 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 [2019-12-07 18:04:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:04:43,643 INFO L264 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2019-12-07 18:04:43,644 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:04:43,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:43,674 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:04:43,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:43,717 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [583321918] [2019-12-07 18:04:43,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:04:43,717 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-12-07 18:04:43,717 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [256586005] [2019-12-07 18:04:43,717 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 18:04:43,717 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:04:43,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 18:04:43,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-12-07 18:04:43,718 INFO L87 Difference]: Start difference. First operand 98 states and 134 transitions. Second operand 10 states. [2019-12-07 18:04:44,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:04:44,470 INFO L93 Difference]: Finished difference Result 102 states and 137 transitions. [2019-12-07 18:04:44,471 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 18:04:44,471 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2019-12-07 18:04:44,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:04:44,472 INFO L225 Difference]: With dead ends: 102 [2019-12-07 18:04:44,472 INFO L226 Difference]: Without dead ends: 98 [2019-12-07 18:04:44,473 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-12-07 18:04:44,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2019-12-07 18:04:44,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2019-12-07 18:04:44,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2019-12-07 18:04:44,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 133 transitions. [2019-12-07 18:04:44,484 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 133 transitions. Word has length 18 [2019-12-07 18:04:44,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:04:44,484 INFO L462 AbstractCegarLoop]: Abstraction has 98 states and 133 transitions. [2019-12-07 18:04:44,484 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 18:04:44,484 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 133 transitions. [2019-12-07 18:04:44,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-07 18:04:44,485 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:04:44,485 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:04:44,686 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 18:04:44,687 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:04:44,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:04:44,688 INFO L82 PathProgramCache]: Analyzing trace with hash 685009085, now seen corresponding path program 1 times [2019-12-07 18:04:44,689 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:04:44,690 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [829828145] [2019-12-07 18:04:44,690 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 [2019-12-07 18:04:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:04:45,588 INFO L264 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 16 conjunts are in the unsatisfiable core [2019-12-07 18:04:45,591 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:04:45,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:45,747 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:04:45,749 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:04:45,770 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 18:04:45,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:45,948 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [829828145] [2019-12-07 18:04:45,948 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:04:45,948 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 7] imperfect sequences [] total 13 [2019-12-07 18:04:45,948 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223201652] [2019-12-07 18:04:45,949 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-12-07 18:04:45,949 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:04:45,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-12-07 18:04:45,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2019-12-07 18:04:45,949 INFO L87 Difference]: Start difference. First operand 98 states and 133 transitions. Second operand 13 states. [2019-12-07 18:04:46,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:04:46,189 INFO L93 Difference]: Finished difference Result 104 states and 138 transitions. [2019-12-07 18:04:46,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 18:04:46,190 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 19 [2019-12-07 18:04:46,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:04:46,190 INFO L225 Difference]: With dead ends: 104 [2019-12-07 18:04:46,191 INFO L226 Difference]: Without dead ends: 39 [2019-12-07 18:04:46,191 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 22 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=221, Unknown=0, NotChecked=0, Total=306 [2019-12-07 18:04:46,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-12-07 18:04:46,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-12-07 18:04:46,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-12-07 18:04:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 49 transitions. [2019-12-07 18:04:46,195 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 49 transitions. Word has length 19 [2019-12-07 18:04:46,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:04:46,196 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 49 transitions. [2019-12-07 18:04:46,196 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-12-07 18:04:46,196 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2019-12-07 18:04:46,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-07 18:04:46,197 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:04:46,197 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 18:04:46,397 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 18:04:46,398 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:04:46,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:04:46,398 INFO L82 PathProgramCache]: Analyzing trace with hash -323150641, now seen corresponding path program 1 times [2019-12-07 18:04:46,399 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:04:46,399 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [867825395] [2019-12-07 18:04:46,399 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 [2019-12-07 18:04:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:04:47,303 INFO L264 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 10 conjunts are in the unsatisfiable core [2019-12-07 18:04:47,305 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:04:47,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:47,346 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:04:47,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:47,447 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [867825395] [2019-12-07 18:04:47,447 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:04:47,447 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2019-12-07 18:04:47,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171380844] [2019-12-07 18:04:47,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-12-07 18:04:47,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:04:47,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-12-07 18:04:47,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-12-07 18:04:47,448 INFO L87 Difference]: Start difference. First operand 39 states and 49 transitions. Second operand 12 states. [2019-12-07 18:04:51,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:04:51,561 INFO L93 Difference]: Finished difference Result 54 states and 64 transitions. [2019-12-07 18:04:51,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-07 18:04:51,561 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 20 [2019-12-07 18:04:51,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:04:51,562 INFO L225 Difference]: With dead ends: 54 [2019-12-07 18:04:51,562 INFO L226 Difference]: Without dead ends: 33 [2019-12-07 18:04:51,562 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-12-07 18:04:51,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2019-12-07 18:04:51,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 28. [2019-12-07 18:04:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-12-07 18:04:51,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2019-12-07 18:04:51,565 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 20 [2019-12-07 18:04:51,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:04:51,565 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2019-12-07 18:04:51,565 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-12-07 18:04:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2019-12-07 18:04:51,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 18:04:51,566 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:04:51,566 INFO L410 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] [2019-12-07 18:04:51,767 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 18:04:51,767 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:04:51,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:04:51,768 INFO L82 PathProgramCache]: Analyzing trace with hash -2134513230, now seen corresponding path program 1 times [2019-12-07 18:04:51,769 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:04:51,769 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [415657709] [2019-12-07 18:04:51,769 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/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 [2019-12-07 18:04:52,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:04:52,714 INFO L264 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2019-12-07 18:04:52,715 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:04:52,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:52,759 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:04:52,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:52,837 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [415657709] [2019-12-07 18:04:52,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:04:52,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-12-07 18:04:52,837 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284958061] [2019-12-07 18:04:52,838 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 18:04:52,838 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:04:52,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 18:04:52,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-12-07 18:04:52,838 INFO L87 Difference]: Start difference. First operand 28 states and 30 transitions. Second operand 14 states. [2019-12-07 18:04:56,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:04:56,594 INFO L93 Difference]: Finished difference Result 33 states and 34 transitions. [2019-12-07 18:04:56,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 18:04:56,594 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 22 [2019-12-07 18:04:56,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:04:56,595 INFO L225 Difference]: With dead ends: 33 [2019-12-07 18:04:56,595 INFO L226 Difference]: Without dead ends: 28 [2019-12-07 18:04:56,595 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 28 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-12-07 18:04:56,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2019-12-07 18:04:56,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2019-12-07 18:04:56,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-12-07 18:04:56,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2019-12-07 18:04:56,598 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 22 [2019-12-07 18:04:56,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:04:56,598 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2019-12-07 18:04:56,598 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 18:04:56,598 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2019-12-07 18:04:56,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-12-07 18:04:56,598 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 18:04:56,599 INFO L410 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] [2019-12-07 18:04:56,799 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2019-12-07 18:04:56,800 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 18:04:56,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 18:04:56,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1245613635, now seen corresponding path program 1 times [2019-12-07 18:04:56,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 18:04:56,802 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2048764930] [2019-12-07 18:04:56,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2019-12-07 18:04:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 18:04:58,653 INFO L264 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 9 conjunts are in the unsatisfiable core [2019-12-07 18:04:58,655 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 18:04:58,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:04:58,767 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 18:04:59,748 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 6 [2019-12-07 18:05:00,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 18:05:00,759 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2048764930] [2019-12-07 18:05:00,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 18:05:00,760 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-12-07 18:05:00,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546280210] [2019-12-07 18:05:00,760 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-12-07 18:05:00,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 18:05:00,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-12-07 18:05:00,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-12-07 18:05:00,761 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 10 states. [2019-12-07 18:05:01,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 18:05:01,136 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2019-12-07 18:05:01,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 18:05:01,137 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 25 [2019-12-07 18:05:01,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 18:05:01,137 INFO L225 Difference]: With dead ends: 28 [2019-12-07 18:05:01,137 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 18:05:01,137 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2019-12-07 18:05:01,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 18:05:01,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 18:05:01,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 18:05:01,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 18:05:01,138 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2019-12-07 18:05:01,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 18:05:01,138 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 18:05:01,138 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-12-07 18:05:01,138 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 18:05:01,139 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 18:05:01,339 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2019-12-07 18:05:01,342 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 18:05:01,633 INFO L242 CegarLoopResult]: At program point L118(lines 118 213) the Hoare annotation is: (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start_main_~y~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= (_ +zero 8 24) |ULTIMATE.start___ieee754_atan2f_#res|) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)))) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-12-07 18:05:01,633 INFO L246 CegarLoopResult]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:05:01,633 INFO L246 CegarLoopResult]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-12-07 18:05:01,633 INFO L246 CegarLoopResult]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:05:01,633 INFO L246 CegarLoopResult]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:05:01,633 INFO L246 CegarLoopResult]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-12-07 18:05:01,633 INFO L246 CegarLoopResult]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-12-07 18:05:01,634 INFO L246 CegarLoopResult]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L249 CegarLoopResult]: At program point L236(lines 215 237) the Hoare annotation is: true [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-12-07 18:05:01,635 INFO L246 CegarLoopResult]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L242 CegarLoopResult]: At program point L55-2(lines 55 59) the Hoare annotation is: (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= ULTIMATE.start_main_~y~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start_atan_float_~x (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)) ~huge_atan~0) (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-12-07 18:05:01,636 INFO L246 CegarLoopResult]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L246 CegarLoopResult]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L242 CegarLoopResult]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-12-07 18:05:01,636 INFO L246 CegarLoopResult]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L246 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L246 CegarLoopResult]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L246 CegarLoopResult]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L246 CegarLoopResult]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L242 CegarLoopResult]: At program point L122-2(lines 122 126) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= ULTIMATE.start_main_~y~0 (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)) ~huge_atan~0) (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-12-07 18:05:01,636 INFO L246 CegarLoopResult]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L246 CegarLoopResult]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-12-07 18:05:01,636 INFO L242 CegarLoopResult]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-12-07 18:05:01,636 INFO L242 CegarLoopResult]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-12-07 18:05:01,636 INFO L242 CegarLoopResult]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L224(lines 224 234) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L224-2(lines 224 234) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-12-07 18:05:01,637 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L242 CegarLoopResult]: At program point L111-3(lines 51 113) the Hoare annotation is: (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start_main_~y~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start_atan_float_~x (_ +zero 8 24)) (= (_ +zero 8 24) |ULTIMATE.start_atan_float_#res|) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (= (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hy~0) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hy~0)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~iy~0 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hy~0)))) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-12-07 18:05:01,638 INFO L246 CegarLoopResult]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L242 CegarLoopResult]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L242 CegarLoopResult]: At program point L128-2(lines 128 132) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) ~one_atan~0) (= ULTIMATE.start_main_~y~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~ix~2 (bvand (_ bv2147483647 32) ULTIMATE.start___ieee754_atan2f_~hx~1)))) (fp.gt (fp ((_ extract 31 31) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 30 23) ULTIMATE.start___ieee754_atan2f_~hx~1) ((_ extract 22 0) ULTIMATE.start___ieee754_atan2f_~hx~1)) (_ +zero 8 24)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)) ~huge_atan~0) (= currentRoundingMode roundNearestTiesToEven) (fp.gt ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (= ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24))) [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L242 CegarLoopResult]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L242 CegarLoopResult]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-12-07 18:05:01,639 INFO L242 CegarLoopResult]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-12-07 18:05:01,639 INFO L246 CegarLoopResult]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L242 CegarLoopResult]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L230(lines 230 233) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 231) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-12-07 18:05:01,640 INFO L246 CegarLoopResult]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-12-07 18:05:01,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,647 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,649 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,653 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,653 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,654 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,655 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,656 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,656 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,657 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,658 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,658 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,658 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,658 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,659 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,660 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,661 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,662 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,663 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,664 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,665 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,665 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,666 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,666 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 06:05:01 BoogieIcfgContainer [2019-12-07 18:05:01,668 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 18:05:01,668 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 18:05:01,668 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 18:05:01,668 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 18:05:01,669 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 06:04:39" (3/4) ... [2019-12-07 18:05:01,671 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 18:05:01,683 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2019-12-07 18:05:01,683 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-12-07 18:05:01,684 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 18:05:01,703 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30)) == huge_atan) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() [2019-12-07 18:05:01,704 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && ~Pluszero~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE() && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() [2019-12-07 18:05:01,705 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE() && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30)) == huge_atan) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() [2019-12-07 18:05:01,705 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && x == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE() && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() [2019-12-07 18:05:01,739 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ff06fc54-f477-4db0-a634-a9808ce48ada/bin/uautomizer/witness.graphml [2019-12-07 18:05:01,740 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 18:05:01,740 INFO L168 Benchmark]: Toolchain (without parser) took 37386.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 201.3 MB). Free memory was 953.7 MB in the beginning and 978.7 MB in the end (delta: -24.9 MB). Peak memory consumption was 176.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:05:01,741 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:05:01,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 257.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2019-12-07 18:05:01,741 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.42 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. [2019-12-07 18:05:01,741 INFO L168 Benchmark]: Boogie Preprocessor took 41.66 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. [2019-12-07 18:05:01,741 INFO L168 Benchmark]: RCFGBuilder took 14688.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 11.5 GB. [2019-12-07 18:05:01,742 INFO L168 Benchmark]: TraceAbstraction took 22281.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.3 MB). Free memory was 1.0 GB in the beginning and 993.6 MB in the end (delta: 40.7 MB). Peak memory consumption was 110.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:05:01,742 INFO L168 Benchmark]: Witness Printer took 71.52 ms. Allocated memory is still 1.2 GB. Free memory was 993.6 MB in the beginning and 978.7 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:05:01,743 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 257.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.42 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 41.66 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. * RCFGBuilder took 14688.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 79.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 22281.16 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.3 MB). Free memory was 1.0 GB in the beginning and 993.6 MB in the end (delta: 40.7 MB). Peak memory consumption was 110.9 MB. Max. memory is 11.5 GB. * Witness Printer took 71.52 ms. Allocated memory is still 1.2 GB. Free memory was 993.6 MB in the beginning and 978.7 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 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[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 231]: 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: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant [2019-12-07 18:05:01,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,748 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,748 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,748 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,748 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,749 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,749 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,749 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,749 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,750 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30)) == huge_atan) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 55]: Loop Invariant [2019-12-07 18:05:01,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,750 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,751 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,751 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,752 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,752 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,752 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,752 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,753 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,753 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,753 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,753 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,753 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,753 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,753 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan) && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE() && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30)) == huge_atan) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 118]: Loop Invariant [2019-12-07 18:05:01,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: ((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && ~Pluszero~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE() && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant [2019-12-07 18:05:01,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,756 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-12-07 18:05:01,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-12-07 18:05:01,757 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: (((((((~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]) == ~Pluszero~LONGDOUBLE() && y == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~fp.gt~FLOAT(~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hx~1[31:31], ULTIMATE.start___ieee754_atan2f_~hx~1[30:23], ULTIMATE.start___ieee754_atan2f_~hx~1[22:0]), ~Pluszero~LONGDOUBLE()) && ix == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hx~1))) && ~fp.gt~FLOAT(~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]), ~Pluszero~LONGDOUBLE())) && x == ~Pluszero~LONGDOUBLE()) && ~Pluszero~LONGDOUBLE() == \result) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp~LONGDOUBLE(ULTIMATE.start___ieee754_atan2f_~hy~0[31:31], ULTIMATE.start___ieee754_atan2f_~hy~0[30:23], ULTIMATE.start___ieee754_atan2f_~hy~0[22:0]) == ~Pluszero~LONGDOUBLE() && iy == ~bvand32(2147483647bv32, ULTIMATE.start___ieee754_atan2f_~hy~0))) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 122]: Loop Invariant [2019-12-07 18:05:01,758 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,758 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,758 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,758 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,758 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,758 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,758 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 18:05:01,759 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,759 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,759 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,759 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 18:05:01,759 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)) == one_atan && y == ~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0E30)) == huge_atan) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.gt~FLOAT(x, ~Pluszero~LONGDOUBLE())) && y == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 14]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 1 error locations. Result: SAFE, OverallTime: 21.9s, OverallIterations: 7, TraceHistogramMax: 1, AutomataDifference: 9.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 502 SDtfs, 1912 SDslu, 989 SDs, 0 SdLazy, 225 SolverSat, 14 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 8.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 266 GetRequests, 173 SyntacticMatches, 8 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 22 NumberOfFragments, 298 HoareAnnotationTreeSize, 15 FomulaSimplifications, 262 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 6.2s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 128 NumberOfCodeBlocks, 128 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 242 ConstructedInterpolants, 24 QuantifiedInterpolants, 33546 SizeOfPredicates, 57 NumberOfNonLiveVariables, 779 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...