./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/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 a4c379b7a04a6d66192cdd980e7a650440d3ad5e .................................................................................................................................................................................................................................................................................................................... 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/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c -s /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/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 a4c379b7a04a6d66192cdd980e7a650440d3ad5e ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:55:34,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:34,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:34,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:55:34,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:55:34,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:55:34,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:55:34,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:55:34,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:55:34,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:55:34,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:55:34,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:55:34,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:34,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:34,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:34,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:34,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:34,910 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:34,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:34,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:34,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:34,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:34,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:34,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:34,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:55:34,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:55:34,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:55:34,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:55:34,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:55:34,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:55:34,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:34,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:34,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:34,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:34,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:34,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:34,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:34,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:34,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:34,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:34,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:34,926 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 08:55:34,936 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:34,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:34,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:34,937 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:34,937 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:34,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:34,938 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:55:34,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:55:34,938 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:55:34,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:34,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:55:34,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:55:34,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:55:34,939 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:55:34,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:55:34,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:34,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:55:34,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:34,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:34,940 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:55:34,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:55:34,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:34,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:34,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:55:34,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:55:34,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:55:34,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:55:34,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:55:34,942 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/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/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 -> a4c379b7a04a6d66192cdd980e7a650440d3ad5e [2019-10-22 08:55:34,965 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:34,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:34,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:34,979 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:34,979 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:34,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2019-10-22 08:55:35,030 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data/c4642e537/24c18de309014699b79384d3324c3ef6/FLAG460f23345 [2019-10-22 08:55:35,428 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:35,429 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2019-10-22 08:55:35,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data/c4642e537/24c18de309014699b79384d3324c3ef6/FLAG460f23345 [2019-10-22 08:55:35,466 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data/c4642e537/24c18de309014699b79384d3324c3ef6 [2019-10-22 08:55:35,468 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:35,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:55:35,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:35,471 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:35,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:35,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f6e69e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35, skipping insertion in model container [2019-10-22 08:55:35,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,486 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:35,534 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:35,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:35,798 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:35,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:35,865 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:35,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35 WrapperNode [2019-10-22 08:55:35,866 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:35,866 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:35,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:55:35,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:55:35,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:35,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:35,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:35,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:35,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... [2019-10-22 08:55:35,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:35,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:35,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:35,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:35,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/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 [2019-10-22 08:55:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:55:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-10-22 08:55:36,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:55:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-10-22 08:55:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:36,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 08:55:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-10-22 08:55:36,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:55:36,640 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:36,640 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-10-22 08:55:36,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:36 BoogieIcfgContainer [2019-10-22 08:55:36,642 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:36,642 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:36,643 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:36,645 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:36,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:35" (1/3) ... [2019-10-22 08:55:36,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f28e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:36, skipping insertion in model container [2019-10-22 08:55:36,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:35" (2/3) ... [2019-10-22 08:55:36,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21f28e8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:36, skipping insertion in model container [2019-10-22 08:55:36,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:36" (3/3) ... [2019-10-22 08:55:36,648 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662b.c [2019-10-22 08:55:36,657 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:36,664 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:55:36,673 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:55:36,695 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:36,695 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:55:36,695 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:36,695 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:36,696 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:36,696 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:36,696 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:36,696 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-10-22 08:55:36,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 08:55:36,716 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:36,717 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:36,719 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:36,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:36,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-10-22 08:55:36,731 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:36,732 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671483549] [2019-10-22 08:55:36,732 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:36,732 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:36,732 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:36,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:36,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:36,857 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671483549] [2019-10-22 08:55:36,858 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:36,858 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 08:55:36,858 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009666955] [2019-10-22 08:55:36,862 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:55:36,862 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:55:36,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:55:36,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:55:36,876 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-10-22 08:55:36,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:36,904 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-10-22 08:55:36,904 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:55:36,905 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-10-22 08:55:36,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:36,916 INFO L225 Difference]: With dead ends: 219 [2019-10-22 08:55:36,916 INFO L226 Difference]: Without dead ends: 107 [2019-10-22 08:55:36,919 INFO L600 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 [2019-10-22 08:55:36,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-10-22 08:55:36,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-10-22 08:55:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-10-22 08:55:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-10-22 08:55:36,958 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-10-22 08:55:36,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:36,959 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-10-22 08:55:36,959 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:55:36,959 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-10-22 08:55:36,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-10-22 08:55:36,960 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:36,960 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:36,960 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:36,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:36,960 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-10-22 08:55:36,960 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:55:36,961 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512838029] [2019-10-22 08:55:36,961 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:36,961 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:55:36,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:55:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 08:55:37,167 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-10-22 08:55:37,168 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 08:55:37,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:55:37 BoogieIcfgContainer [2019-10-22 08:55:37,208 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:55:37,208 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:55:37,208 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:55:37,208 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:55:37,209 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:36" (3/4) ... [2019-10-22 08:55:37,213 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 08:55:37,213 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:55:37,215 INFO L168 Benchmark]: Toolchain (without parser) took 1744.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -84.4 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,215 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:37,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 395.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -188.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,216 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.74 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,217 INFO L168 Benchmark]: Boogie Preprocessor took 75.29 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,217 INFO L168 Benchmark]: RCFGBuilder took 650.08 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,218 INFO L168 Benchmark]: TraceAbstraction took 565.26 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: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. [2019-10-22 08:55:37,218 INFO L168 Benchmark]: Witness Printer took 4.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:55:37,221 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 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 395.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 943.4 MB in the beginning and 1.1 GB in the end (delta: -188.7 MB). Peak memory consumption was 23.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.74 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.29 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: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 650.08 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 565.26 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: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.91 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 230]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 229, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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 = 0.0f; [L217] float y = __VERIFIER_nondet_float(); [L224] COND TRUE y < 0.0f [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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] [L226] float res = __ieee754_atan2f(y, x); [L229] COND TRUE res != -pi_o_2 VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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] [L230] __VERIFIER_error() VAL [aT_atan={1:0}, atanhi_atan={-2:0}, atanlo_atan={-3:0}, 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: 0.5s, 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, 0.1s 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 0.1.24-cad4683 [2019-10-22 08:55:39,257 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:55:39,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:55:39,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-22 08:55:39,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:55:39,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:55:39,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:55:39,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:55:39,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:55:39,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:55:39,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:55:39,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:55:39,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:55:39,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:55:39,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:55:39,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:55:39,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-22 08:55:39,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:55:39,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:55:39,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:55:39,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:55:39,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:55:39,292 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:55:39,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:55:39,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:55:39,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:55:39,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:55:39,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:55:39,294 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-10-22 08:55:39,305 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:55:39,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:55:39,306 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:55:39,306 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:55:39,306 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:55:39,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:55:39,306 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 08:55:39,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 08:55:39,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:55:39,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:55:39,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:55:39,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:55:39,307 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 08:55:39,307 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 08:55:39,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 08:55:39,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:55:39,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:55:39,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:55:39,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:55:39,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:55:39,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:55:39,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:55:39,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:55:39,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:55:39,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:55:39,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:55:39,309 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-10-22 08:55:39,310 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 08:55:39,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:55:39,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 08:55:39,310 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/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/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 -> a4c379b7a04a6d66192cdd980e7a650440d3ad5e [2019-10-22 08:55:39,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:55:39,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:55:39,348 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:55:39,349 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:55:39,349 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:55:39,350 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2019-10-22 08:55:39,392 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data/179accc6b/112f5930c42d4e4f8fc42c88ceb459a7/FLAG278bd3405 [2019-10-22 08:55:39,797 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:55:39,798 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/sv-benchmarks/c/float-newlib/float_req_bl_0662b.c [2019-10-22 08:55:39,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data/179accc6b/112f5930c42d4e4f8fc42c88ceb459a7/FLAG278bd3405 [2019-10-22 08:55:39,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/data/179accc6b/112f5930c42d4e4f8fc42c88ceb459a7 [2019-10-22 08:55:39,819 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:55:39,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:55:39,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:39,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:55:39,828 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:55:39,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:39" (1/1) ... [2019-10-22 08:55:39,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c83d40e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:39, skipping insertion in model container [2019-10-22 08:55:39,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:55:39" (1/1) ... [2019-10-22 08:55:39,841 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:55:39,867 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:55:40,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:40,136 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:55:40,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:55:40,305 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:55:40,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40 WrapperNode [2019-10-22 08:55:40,307 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:55:40,308 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:40,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:55:40,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:55:40,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:55:40,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:55:40,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:55:40,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:55:40,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... [2019-10-22 08:55:40,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:55:40,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:55:40,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:55:40,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:55:40,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/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 [2019-10-22 08:55:40,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-10-22 08:55:40,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:55:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-10-22 08:55:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 08:55:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:55:40,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:55:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-10-22 08:55:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 08:55:40,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:55:56,907 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:55:56,907 INFO L284 CfgBuilder]: Removed 40 assume(true) statements. [2019-10-22 08:55:56,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:56 BoogieIcfgContainer [2019-10-22 08:55:56,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:55:56,909 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:55:56,909 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:55:56,912 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:55:56,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:55:39" (1/3) ... [2019-10-22 08:55:56,913 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c76ed4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:56, skipping insertion in model container [2019-10-22 08:55:56,913 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:55:40" (2/3) ... [2019-10-22 08:55:56,914 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c76ed4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:55:56, skipping insertion in model container [2019-10-22 08:55:56,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:56" (3/3) ... [2019-10-22 08:55:56,916 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0662b.c [2019-10-22 08:55:56,926 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:55:56,935 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 08:55:56,945 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 08:55:56,969 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:55:56,970 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:55:56,970 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:55:56,970 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:55:56,970 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:55:56,970 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:55:56,971 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:55:56,971 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:55:56,985 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states. [2019-10-22 08:55:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 08:55:56,990 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:56,991 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:56,993 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:56,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:56,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1059404064, now seen corresponding path program 1 times [2019-10-22 08:55:57,004 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:55:57,004 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [17185145] [2019-10-22 08:55:57,004 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/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 [2019-10-22 08:55:57,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:57,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2019-10-22 08:55:57,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:55:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:57,189 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:55:57,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:57,193 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [17185145] [2019-10-22 08:55:57,194 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:57,194 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-10-22 08:55:57,194 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459794813] [2019-10-22 08:55:57,197 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 08:55:57,198 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:55:57,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 08:55:57,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 08:55:57,209 INFO L87 Difference]: Start difference. First operand 111 states. Second operand 2 states. [2019-10-22 08:55:57,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:55:57,238 INFO L93 Difference]: Finished difference Result 219 states and 366 transitions. [2019-10-22 08:55:57,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 08:55:57,240 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-10-22 08:55:57,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:55:57,249 INFO L225 Difference]: With dead ends: 219 [2019-10-22 08:55:57,249 INFO L226 Difference]: Without dead ends: 107 [2019-10-22 08:55:57,253 INFO L600 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 [2019-10-22 08:55:57,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2019-10-22 08:55:57,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2019-10-22 08:55:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2019-10-22 08:55:57,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2019-10-22 08:55:57,285 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 11 [2019-10-22 08:55:57,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:55:57,285 INFO L462 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2019-10-22 08:55:57,285 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 08:55:57,285 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2019-10-22 08:55:57,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-10-22 08:55:57,286 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:55:57,286 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:55:57,487 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-10-22 08:55:57,487 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:55:57,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:55:57,487 INFO L82 PathProgramCache]: Analyzing trace with hash -7441751, now seen corresponding path program 1 times [2019-10-22 08:55:57,488 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:55:57,488 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [766171677] [2019-10-22 08:55:57,488 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/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 [2019-10-22 08:55:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:55:57,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-22 08:55:57,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:55:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:59,461 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:55:59,535 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:59,685 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:59,804 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-22 08:55:59,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:55:59,871 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [766171677] [2019-10-22 08:55:59,871 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:55:59,871 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2019-10-22 08:55:59,871 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225162596] [2019-10-22 08:55:59,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-22 08:55:59,873 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:55:59,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-22 08:55:59,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2019-10-22 08:55:59,873 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand 14 states. [2019-10-22 08:56:02,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:02,207 INFO L93 Difference]: Finished difference Result 114 states and 163 transitions. [2019-10-22 08:56:02,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-22 08:56:02,213 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2019-10-22 08:56:02,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:02,214 INFO L225 Difference]: With dead ends: 114 [2019-10-22 08:56:02,214 INFO L226 Difference]: Without dead ends: 19 [2019-10-22 08:56:02,215 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=91, Invalid=251, Unknown=0, NotChecked=0, Total=342 [2019-10-22 08:56:02,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2019-10-22 08:56:02,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2019-10-22 08:56:02,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2019-10-22 08:56:02,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 18 transitions. [2019-10-22 08:56:02,219 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 18 transitions. Word has length 13 [2019-10-22 08:56:02,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:02,219 INFO L462 AbstractCegarLoop]: Abstraction has 19 states and 18 transitions. [2019-10-22 08:56:02,219 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-22 08:56:02,219 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2019-10-22 08:56:02,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 08:56:02,220 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:56:02,220 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 08:56:02,421 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-10-22 08:56:02,421 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 08:56:02,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:56:02,422 INFO L82 PathProgramCache]: Analyzing trace with hash -627671495, now seen corresponding path program 1 times [2019-10-22 08:56:02,422 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-10-22 08:56:02,422 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1927185904] [2019-10-22 08:56:02,422 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/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 [2019-10-22 08:56:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:56:02,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-22 08:56:02,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 08:56:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:02,810 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 08:56:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:56:03,455 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1927185904] [2019-10-22 08:56:03,455 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:56:03,455 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-10-22 08:56:03,455 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288917986] [2019-10-22 08:56:03,456 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-22 08:56:03,456 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-10-22 08:56:03,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-22 08:56:03,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2019-10-22 08:56:03,457 INFO L87 Difference]: Start difference. First operand 19 states and 18 transitions. Second operand 10 states. [2019-10-22 08:56:03,859 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2019-10-22 08:56:03,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:56:03,860 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2019-10-22 08:56:03,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-22 08:56:03,861 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 18 [2019-10-22 08:56:03,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:56:03,861 INFO L225 Difference]: With dead ends: 19 [2019-10-22 08:56:03,861 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:56:03,862 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2019-10-22 08:56:03,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:56:03,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:56:03,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:56:03,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:56:03,863 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 18 [2019-10-22 08:56:03,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:56:03,863 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:56:03,863 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-22 08:56:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:56:03,863 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:56:04,064 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-10-22 08:56:04,067 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:56:04,338 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2019-10-22 08:56:04,372 INFO L439 ceAbstractionStarter]: At program point L118(lines 118 213) the Hoare annotation is: (let ((.cse0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))))) (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (= (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)) (= (fp.sub roundNearestTiesToEven (fp.neg ~pi_o_2~0) .cse0) |ULTIMATE.start___ieee754_atan2f_#res|) (= ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (fp.lt (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)) (= .cse0 ~tiny_atan2~0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (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)))) (= ULTIMATE.start_main_~x~0 (_ +zero 8 24)) (exists ((ULTIMATE.start___ieee754_atan2f_~hy~0 (_ BitVec 32))) (and (fp.lt (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)))))) [2019-10-22 08:56:04,373 INFO L443 ceAbstractionStarter]: For program point L19(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:56:04,373 INFO L443 ceAbstractionStarter]: For program point L19-1(lines 12 25) no Hoare annotation was computed. [2019-10-22 08:56:04,373 INFO L443 ceAbstractionStarter]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:56:04,373 INFO L443 ceAbstractionStarter]: For program point L19-3(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:56:04,373 INFO L443 ceAbstractionStarter]: For program point L19-4(lines 12 25) no Hoare annotation was computed. [2019-10-22 08:56:04,373 INFO L443 ceAbstractionStarter]: For program point L19-5(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:56:04,374 INFO L443 ceAbstractionStarter]: For program point L19-6(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:56:04,374 INFO L443 ceAbstractionStarter]: For program point L19-7(lines 12 25) no Hoare annotation was computed. [2019-10-22 08:56:04,374 INFO L443 ceAbstractionStarter]: For program point L19-8(lines 19 23) no Hoare annotation was computed. [2019-10-22 08:56:04,374 INFO L443 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-10-22 08:56:04,374 INFO L443 ceAbstractionStarter]: For program point L168(lines 168 177) no Hoare annotation was computed. [2019-10-22 08:56:04,374 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 194 206) no Hoare annotation was computed. [2019-10-22 08:56:04,374 INFO L443 ceAbstractionStarter]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2019-10-22 08:56:04,375 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 94) no Hoare annotation was computed. [2019-10-22 08:56:04,375 INFO L443 ceAbstractionStarter]: For program point L69-2(lines 69 94) no Hoare annotation was computed. [2019-10-22 08:56:04,375 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 230) no Hoare annotation was computed. [2019-10-22 08:56:04,375 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:56:04,375 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 190) no Hoare annotation was computed. [2019-10-22 08:56:04,375 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 92) no Hoare annotation was computed. [2019-10-22 08:56:04,375 INFO L443 ceAbstractionStarter]: For program point L86-2(lines 69 94) no Hoare annotation was computed. [2019-10-22 08:56:04,376 INFO L443 ceAbstractionStarter]: For program point L86-3(lines 86 92) no Hoare annotation was computed. [2019-10-22 08:56:04,376 INFO L443 ceAbstractionStarter]: For program point L86-5(lines 69 94) no Hoare annotation was computed. [2019-10-22 08:56:04,376 INFO L446 ceAbstractionStarter]: At program point L235(lines 215 236) the Hoare annotation is: true [2019-10-22 08:56:04,379 INFO L443 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-10-22 08:56:04,380 INFO L443 ceAbstractionStarter]: For program point L136(lines 136 137) no Hoare annotation was computed. [2019-10-22 08:56:04,380 INFO L443 ceAbstractionStarter]: For program point L70(lines 70 73) no Hoare annotation was computed. [2019-10-22 08:56:04,380 INFO L443 ceAbstractionStarter]: For program point L70-2(lines 70 73) no Hoare annotation was computed. [2019-10-22 08:56:04,380 INFO L443 ceAbstractionStarter]: For program point L70-3(lines 70 73) no Hoare annotation was computed. [2019-10-22 08:56:04,380 INFO L443 ceAbstractionStarter]: For program point L70-5(lines 70 73) no Hoare annotation was computed. [2019-10-22 08:56:04,380 INFO L443 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2019-10-22 08:56:04,380 INFO L443 ceAbstractionStarter]: For program point L153-2(line 153) no Hoare annotation was computed. [2019-10-22 08:56:04,381 INFO L443 ceAbstractionStarter]: For program point L71(lines 71 72) no Hoare annotation was computed. [2019-10-22 08:56:04,381 INFO L443 ceAbstractionStarter]: For program point L71-1(lines 71 72) no Hoare annotation was computed. [2019-10-22 08:56:04,381 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 190) no Hoare annotation was computed. [2019-10-22 08:56:04,381 INFO L443 ceAbstractionStarter]: For program point L187-2(lines 185 190) no Hoare annotation was computed. [2019-10-22 08:56:04,382 INFO L443 ceAbstractionStarter]: For program point L55-1(lines 55 59) no Hoare annotation was computed. [2019-10-22 08:56:04,382 INFO L439 ceAbstractionStarter]: At program point L55-2(lines 55 59) the Hoare annotation is: false [2019-10-22 08:56:04,382 INFO L443 ceAbstractionStarter]: For program point L55-3(lines 55 59) no Hoare annotation was computed. [2019-10-22 08:56:04,383 INFO L443 ceAbstractionStarter]: For program point L55-5(lines 55 59) no Hoare annotation was computed. [2019-10-22 08:56:04,384 INFO L439 ceAbstractionStarter]: At program point L55-6(lines 55 59) the Hoare annotation is: false [2019-10-22 08:56:04,384 INFO L443 ceAbstractionStarter]: For program point L55-7(lines 55 59) no Hoare annotation was computed. [2019-10-22 08:56:04,384 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-22 08:56:04,384 INFO L443 ceAbstractionStarter]: For program point L155(lines 155 179) no Hoare annotation was computed. [2019-10-22 08:56:04,384 INFO L443 ceAbstractionStarter]: For program point L155-1(lines 118 213) no Hoare annotation was computed. [2019-10-22 08:56:04,385 INFO L443 ceAbstractionStarter]: For program point L122-1(lines 122 126) no Hoare annotation was computed. [2019-10-22 08:56:04,385 INFO L439 ceAbstractionStarter]: At program point L122-2(lines 122 126) the Hoare annotation is: (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (= ULTIMATE.start___ieee754_atan2f_~x (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (= ULTIMATE.start_main_~x~0 (_ +zero 8 24))) [2019-10-22 08:56:04,386 INFO L443 ceAbstractionStarter]: For program point L122-3(lines 122 126) no Hoare annotation was computed. [2019-10-22 08:56:04,386 INFO L443 ceAbstractionStarter]: For program point L156(lines 156 178) no Hoare annotation was computed. [2019-10-22 08:56:04,386 INFO L439 ceAbstractionStarter]: At program point L24(lines 12 25) the Hoare annotation is: false [2019-10-22 08:56:04,386 INFO L439 ceAbstractionStarter]: At program point L24-1(lines 12 25) the Hoare annotation is: false [2019-10-22 08:56:04,387 INFO L439 ceAbstractionStarter]: At program point L24-2(lines 12 25) the Hoare annotation is: false [2019-10-22 08:56:04,388 INFO L443 ceAbstractionStarter]: For program point L173(line 173) no Hoare annotation was computed. [2019-10-22 08:56:04,388 INFO L443 ceAbstractionStarter]: For program point L140(lines 140 150) no Hoare annotation was computed. [2019-10-22 08:56:04,388 INFO L443 ceAbstractionStarter]: For program point L107(lines 107 112) no Hoare annotation was computed. [2019-10-22 08:56:04,388 INFO L443 ceAbstractionStarter]: For program point L140-2(lines 118 213) no Hoare annotation was computed. [2019-10-22 08:56:04,388 INFO L443 ceAbstractionStarter]: For program point L107-1(lines 107 112) no Hoare annotation was computed. [2019-10-22 08:56:04,388 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:56:04,388 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 166) no Hoare annotation was computed. [2019-10-22 08:56:04,389 INFO L443 ceAbstractionStarter]: For program point L141(lines 141 149) no Hoare annotation was computed. [2019-10-22 08:56:04,389 INFO L443 ceAbstractionStarter]: For program point L224(lines 224 233) no Hoare annotation was computed. [2019-10-22 08:56:04,389 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 212) no Hoare annotation was computed. [2019-10-22 08:56:04,389 INFO L443 ceAbstractionStarter]: For program point L158(line 158) no Hoare annotation was computed. [2019-10-22 08:56:04,389 INFO L443 ceAbstractionStarter]: For program point L224-2(lines 224 233) no Hoare annotation was computed. [2019-10-22 08:56:04,389 INFO L443 ceAbstractionStarter]: For program point L208(line 208) no Hoare annotation was computed. [2019-10-22 08:56:04,389 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-22 08:56:04,389 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-10-22 08:56:04,390 INFO L443 ceAbstractionStarter]: For program point L142-2(line 142) no Hoare annotation was computed. [2019-10-22 08:56:04,390 INFO L443 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2019-10-22 08:56:04,390 INFO L443 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-10-22 08:56:04,390 INFO L443 ceAbstractionStarter]: For program point L77(lines 77 93) no Hoare annotation was computed. [2019-10-22 08:56:04,390 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 77 93) no Hoare annotation was computed. [2019-10-22 08:56:04,390 INFO L443 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-10-22 08:56:04,391 INFO L443 ceAbstractionStarter]: For program point L61(lines 61 68) no Hoare annotation was computed. [2019-10-22 08:56:04,391 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:56:04,391 INFO L443 ceAbstractionStarter]: For program point L61-1(lines 61 68) no Hoare annotation was computed. [2019-10-22 08:56:04,394 INFO L443 ceAbstractionStarter]: For program point L210(line 210) no Hoare annotation was computed. [2019-10-22 08:56:04,395 INFO L443 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2019-10-22 08:56:04,395 INFO L443 ceAbstractionStarter]: For program point L78(lines 78 84) no Hoare annotation was computed. [2019-10-22 08:56:04,395 INFO L443 ceAbstractionStarter]: For program point L111-2(line 111) no Hoare annotation was computed. [2019-10-22 08:56:04,396 INFO L439 ceAbstractionStarter]: At program point L111-3(lines 51 113) the Hoare annotation is: false [2019-10-22 08:56:04,396 INFO L443 ceAbstractionStarter]: For program point L78-3(lines 78 84) no Hoare annotation was computed. [2019-10-22 08:56:04,396 INFO L443 ceAbstractionStarter]: For program point L111-4(line 111) no Hoare annotation was computed. [2019-10-22 08:56:04,396 INFO L443 ceAbstractionStarter]: For program point L111-6(line 111) no Hoare annotation was computed. [2019-10-22 08:56:04,396 INFO L439 ceAbstractionStarter]: At program point L111-7(lines 51 113) the Hoare annotation is: false [2019-10-22 08:56:04,396 INFO L443 ceAbstractionStarter]: For program point L194(line 194) no Hoare annotation was computed. [2019-10-22 08:56:04,396 INFO L443 ceAbstractionStarter]: For program point L128-1(lines 128 132) no Hoare annotation was computed. [2019-10-22 08:56:04,397 INFO L439 ceAbstractionStarter]: At program point L128-2(lines 128 132) the Hoare annotation is: (and (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0)))) (= (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_~x (_ +zero 8 24)) (fp.lt ULTIMATE.start___ieee754_atan2f_~y (_ +zero 8 24)) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 1.0 1000000000000000000000000000000.0))) ~tiny_atan2~0) (exists ((ULTIMATE.start___ieee754_atan2f_~hx~1 (_ BitVec 32))) (and (= (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)))) (= ULTIMATE.start_main_~x~0 (_ +zero 8 24))) [2019-10-22 08:56:04,397 INFO L443 ceAbstractionStarter]: For program point L62(lines 62 63) no Hoare annotation was computed. [2019-10-22 08:56:04,397 INFO L443 ceAbstractionStarter]: For program point L128-3(lines 128 132) no Hoare annotation was computed. [2019-10-22 08:56:04,397 INFO L443 ceAbstractionStarter]: For program point L62-1(lines 62 63) no Hoare annotation was computed. [2019-10-22 08:56:04,397 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-10-22 08:56:04,397 INFO L443 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2019-10-22 08:56:04,397 INFO L443 ceAbstractionStarter]: For program point L14-1(lines 14 18) no Hoare annotation was computed. [2019-10-22 08:56:04,398 INFO L439 ceAbstractionStarter]: At program point L14-2(lines 14 18) the Hoare annotation is: false [2019-10-22 08:56:04,398 INFO L443 ceAbstractionStarter]: For program point L14-5(lines 14 18) no Hoare annotation was computed. [2019-10-22 08:56:04,398 INFO L439 ceAbstractionStarter]: At program point L14-6(lines 14 18) the Hoare annotation is: false [2019-10-22 08:56:04,398 INFO L443 ceAbstractionStarter]: For program point L14-9(lines 14 18) no Hoare annotation was computed. [2019-10-22 08:56:04,398 INFO L443 ceAbstractionStarter]: For program point L229(lines 229 232) no Hoare annotation was computed. [2019-10-22 08:56:04,398 INFO L439 ceAbstractionStarter]: At program point L14-10(lines 14 18) the Hoare annotation is: false [2019-10-22 08:56:04,398 INFO L443 ceAbstractionStarter]: For program point L196-1(lines 196 200) no Hoare annotation was computed. [2019-10-22 08:56:04,398 INFO L439 ceAbstractionStarter]: At program point L196-2(lines 196 200) the Hoare annotation is: false [2019-10-22 08:56:04,399 INFO L443 ceAbstractionStarter]: For program point L64(lines 64 67) no Hoare annotation was computed. [2019-10-22 08:56:04,399 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 64 67) no Hoare annotation was computed. [2019-10-22 08:56:04,399 INFO L443 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2019-10-22 08:56:04,399 INFO L443 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2019-10-22 08:56:04,399 INFO L443 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2019-10-22 08:56:04,399 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:56:04,399 INFO L443 ceAbstractionStarter]: For program point L182(line 182) no Hoare annotation was computed. [2019-10-22 08:56:04,399 INFO L443 ceAbstractionStarter]: For program point L182-2(line 182) no Hoare annotation was computed. [2019-10-22 08:56:04,400 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-10-22 08:56:04,420 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,421 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,421 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,422 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,422 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,422 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,422 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,423 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,428 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,429 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,430 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,432 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,437 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,437 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,438 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,438 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,438 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,439 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,440 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,442 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,443 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,443 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,444 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,444 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,444 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,448 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,448 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,449 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,450 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,451 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,452 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,456 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,456 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,457 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:56:04 BoogieIcfgContainer [2019-10-22 08:56:04,459 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:56:04,459 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:56:04,459 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:56:04,459 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:56:04,460 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:55:56" (3/4) ... [2019-10-22 08:56:04,464 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:56:04,482 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-10-22 08:56:04,483 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-10-22 08:56:04,513 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~Pluszero~LONGDOUBLE()) && x == ~Pluszero~LONGDOUBLE()) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~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))) && x == ~Pluszero~LONGDOUBLE() [2019-10-22 08:56:04,513 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~Pluszero~LONGDOUBLE()) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && x == ~Pluszero~LONGDOUBLE()) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~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))) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.lt~FLOAT(~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)) [2019-10-22 08:56:04,573 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_0b54a7ea-71b3-4710-9a46-98f80ae9990d/bin/uautomizer/witness.graphml [2019-10-22 08:56:04,574 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:56:04,575 INFO L168 Benchmark]: Toolchain (without parser) took 24755.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 949.7 MB in the beginning and 911.2 MB in the end (delta: 38.5 MB). Peak memory consumption was 225.7 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:04,575 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:56:04,575 INFO L168 Benchmark]: CACSL2BoogieTranslator took 486.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 949.7 MB in the beginning and 1.2 GB in the end (delta: -227.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:04,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:04,576 INFO L168 Benchmark]: Boogie Preprocessor took 51.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:04,576 INFO L168 Benchmark]: RCFGBuilder took 16482.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:04,576 INFO L168 Benchmark]: TraceAbstraction took 7549.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 923.7 MB in the end (delta: 183.5 MB). Peak memory consumption was 183.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:04,577 INFO L168 Benchmark]: Witness Printer took 114.77 ms. Allocated memory is still 1.2 GB. Free memory was 923.7 MB in the beginning and 911.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. [2019-10-22 08:56:04,578 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 486.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.2 MB). Free memory was 949.7 MB in the beginning and 1.2 GB in the end (delta: -227.4 MB). Peak memory consumption was 30.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 66.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 16482.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 55.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7549.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 923.7 MB in the end (delta: 183.5 MB). Peak memory consumption was 183.5 MB. Max. memory is 11.5 GB. * Witness Printer took 114.77 ms. Allocated memory is still 1.2 GB. Free memory was 923.7 MB in the beginning and 911.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - 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 Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - 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.traceabstraction: - PositiveResult [Line: 230]: 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 [2019-10-22 08:56:04,583 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,583 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,584 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,584 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,584 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,585 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,585 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,585 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,585 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,585 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,586 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,586 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] Derived loop invariant: (((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~Pluszero~LONGDOUBLE()) && x == ~Pluszero~LONGDOUBLE()) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~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))) && x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 215]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant [2019-10-22 08:56:04,586 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,586 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,587 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,587 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,587 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,587 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,587 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,587 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,587 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,588 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,588 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,593 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,594 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,594 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,594 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,600 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,600 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,600 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,600 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,601 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,601 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,601 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,601 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,601 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,601 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hx~1,QUANTIFIED] [2019-10-22 08:56:04,601 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,602 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,602 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] [2019-10-22 08:56:04,602 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start___ieee754_atan2f_~hy~0,QUANTIFIED] Derived loop invariant: ((((((((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~Pluszero~LONGDOUBLE()) && ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(pi_o_2), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000))) == \result) && x == ~Pluszero~LONGDOUBLE()) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~fp.lt~FLOAT(~fp~LONGDOUBLE(hy[31:31], hy[30:23], hy[22:0]), ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && (\exists ULTIMATE.start___ieee754_atan2f_~hx~1 : bv32 :: ~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))) && x == ~Pluszero~LONGDOUBLE()) && (\exists ULTIMATE.start___ieee754_atan2f_~hy~0 : bv32 :: ~fp.lt~FLOAT(~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)) - InvariantResult [Line: 12]: 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: 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 [2019-10-22 08:56:04,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,604 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,604 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-10-22 08:56:04,604 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (((pi_o_2 == ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3141592741/2000000000)) && x == ~Pluszero~LONGDOUBLE()) && ~fp.lt~FLOAT(y, ~Pluszero~LONGDOUBLE())) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1/1000000000000000000000000000000)) == tiny_atan2) && x == ~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: 7.4s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 2.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, HoareTripleCheckerStatistics: 181 SDtfs, 123 SDslu, 68 SDs, 0 SdLazy, 45 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 5.4s 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 15 LocationsWithAnnotation, 15 PreInvPairs, 19 NumberOfFragments, 170 HoareAnnotationTreeSize, 15 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 15 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 78 ConstructedInterpolants, 9 QuantifiedInterpolants, 10186 SizeOfPredicates, 17 NumberOfNonLiveVariables, 287 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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...