./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 cd7d022a1ff6fee6b2d925b7876c30126acc994c ......................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 cd7d022a1ff6fee6b2d925b7876c30126acc994c ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:47:07,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:47:07,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:47:07,987 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:47:07,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:47:07,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:47:07,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:47:07,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:47:07,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:47:07,996 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:47:07,997 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:47:07,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:47:07,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:47:08,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:47:08,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:47:08,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:47:08,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:47:08,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:47:08,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:47:08,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:47:08,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:47:08,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:47:08,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:47:08,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:47:08,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:47:08,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:47:08,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:47:08,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:47:08,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:47:08,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:47:08,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:47:08,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:47:08,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:47:08,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:47:08,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:47:08,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:47:08,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:47:08,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:47:08,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:47:08,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:47:08,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:47:08,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 23:47:08,046 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:47:08,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:47:08,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:47:08,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:47:08,049 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:47:08,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:47:08,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:47:08,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 23:47:08,050 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:47:08,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:47:08,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:47:08,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:47:08,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:47:08,053 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:47:08,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:47:08,053 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:47:08,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:47:08,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:47:08,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:47:08,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:47:08,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:47:08,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:47:08,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:47:08,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:47:08,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:47:08,057 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 23:47:08,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 23:47:08,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:47:08,058 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2019-11-27 23:47:08,406 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:47:08,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:47:08,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:47:08,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:47:08,427 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:47:08,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-27 23:47:08,495 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddeef0ed4/e39306b55e5d4f86aa16b5f4048c83f0/FLAG34aec2729 [2019-11-27 23:47:08,957 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:47:08,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-27 23:47:08,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddeef0ed4/e39306b55e5d4f86aa16b5f4048c83f0/FLAG34aec2729 [2019-11-27 23:47:09,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddeef0ed4/e39306b55e5d4f86aa16b5f4048c83f0 [2019-11-27 23:47:09,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:47:09,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:47:09,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:47:09,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:47:09,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:47:09,307 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eb70adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09, skipping insertion in model container [2019-11-27 23:47:09,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:47:09,363 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:47:09,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:47:09,655 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 23:47:09,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:47:09,805 INFO L208 MainTranslator]: Completed translation [2019-11-27 23:47:09,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09 WrapperNode [2019-11-27 23:47:09,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 23:47:09,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 23:47:09,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 23:47:09,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 23:47:09,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 23:47:09,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 23:47:09,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 23:47:09,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 23:47:09,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... [2019-11-27 23:47:09,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 23:47:09,923 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 23:47:09,923 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 23:47:09,923 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 23:47:09,924 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:47:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-27 23:47:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-27 23:47:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-27 23:47:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-27 23:47:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 23:47:09,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 23:47:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-27 23:47:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-11-27 23:47:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-27 23:47:10,447 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 23:47:10,450 INFO L297 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-27 23:47:10,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:47:10 BoogieIcfgContainer [2019-11-27 23:47:10,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 23:47:10,452 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 23:47:10,452 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 23:47:10,455 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 23:47:10,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:47:09" (1/3) ... [2019-11-27 23:47:10,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7704e18a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:47:10, skipping insertion in model container [2019-11-27 23:47:10,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:09" (2/3) ... [2019-11-27 23:47:10,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7704e18a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:47:10, skipping insertion in model container [2019-11-27 23:47:10,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:47:10" (3/3) ... [2019-11-27 23:47:10,462 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2019-11-27 23:47:10,472 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 23:47:10,478 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-27 23:47:10,488 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-27 23:47:10,509 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 23:47:10,509 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 23:47:10,509 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 23:47:10,509 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 23:47:10,510 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 23:47:10,510 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 23:47:10,510 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 23:47:10,510 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 23:47:10,523 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-27 23:47:10,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-27 23:47:10,530 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:47:10,531 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:47:10,531 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:47:10,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:47:10,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-27 23:47:10,545 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:47:10,546 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1158416234] [2019-11-27 23:47:10,546 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:47:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:47:10,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:47:10,689 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1158416234] [2019-11-27 23:47:10,690 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:47:10,691 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-27 23:47:10,691 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603704286] [2019-11-27 23:47:10,697 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-27 23:47:10,697 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:47:10,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-27 23:47:10,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-27 23:47:10,712 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-27 23:47:10,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:47:10,730 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-27 23:47:10,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-27 23:47:10,732 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-27 23:47:10,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:47:10,741 INFO L225 Difference]: With dead ends: 62 [2019-11-27 23:47:10,741 INFO L226 Difference]: Without dead ends: 29 [2019-11-27 23:47:10,745 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-27 23:47:10,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-27 23:47:10,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-27 23:47:10,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-27 23:47:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-27 23:47:10,779 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-27 23:47:10,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:47:10,779 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-27 23:47:10,779 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-27 23:47:10,780 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-27 23:47:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-27 23:47:10,780 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:47:10,780 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:47:10,781 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:47:10,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:47:10,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-27 23:47:10,781 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:47:10,782 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271396382] [2019-11-27 23:47:10,782 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:47:10,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-27 23:47:10,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-27 23:47:10,896 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-27 23:47:10,896 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-27 23:47:10,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:47:10 BoogieIcfgContainer [2019-11-27 23:47:10,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-27 23:47:10,949 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-27 23:47:10,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-27 23:47:10,949 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-27 23:47:10,950 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:47:10" (3/4) ... [2019-11-27 23:47:10,954 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-27 23:47:10,955 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-27 23:47:10,959 INFO L168 Benchmark]: Toolchain (without parser) took 1659.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -108.2 MB). Peak memory consumption was 26.0 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:10,960 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:47:10,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 504.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -166.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:10,964 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:47:10,965 INFO L168 Benchmark]: Boogie Preprocessor took 39.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:10,966 INFO L168 Benchmark]: RCFGBuilder took 528.22 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: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:10,967 INFO L168 Benchmark]: TraceAbstraction took 496.41 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:10,967 INFO L168 Benchmark]: Witness Printer took 6.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:47:10,985 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 504.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -166.1 MB). Peak memory consumption was 20.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 528.22 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: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 496.41 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: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Witness Printer took 6.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 131]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 130, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticFLOAToperation at line 68. Possible FailurePath: [L12] static const float huge_floor = 1.0e30; [L32-L37] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] 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, }; [L52-L54] 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; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L127] float x = 1.0f / 0.0f; [L57] float w, s1, s2, z; [L58] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L61] ieee_float_shape_type gf_u; [L62] gf_u.value = (x) [L63] EXPR gf_u.word [L63] (hx) = gf_u.word [L65] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L66] COND TRUE ix >= 0x50800000 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L67] COND TRUE ((ix) > 0x7f800000L) [L68] return x + x; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L128] float res = atan_float(x); [L130] COND TRUE res != pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L131] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 42 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=32occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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 0.1.24-30f4e4a [2019-11-27 23:47:13,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:47:13,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:47:13,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:47:13,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:47:13,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:47:13,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:47:13,052 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:47:13,053 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:47:13,054 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:47:13,056 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:47:13,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:47:13,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:47:13,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:47:13,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:47:13,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:47:13,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:47:13,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:47:13,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:47:13,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:47:13,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:47:13,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:47:13,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:47:13,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:47:13,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:47:13,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:47:13,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:47:13,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:47:13,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:47:13,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:47:13,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:47:13,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:47:13,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:47:13,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:47:13,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:47:13,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:47:13,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:47:13,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:47:13,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:47:13,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:47:13,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:47:13,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 23:47:13,103 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:47:13,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:47:13,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:47:13,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:47:13,105 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:47:13,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:47:13,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:47:13,105 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:47:13,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:47:13,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:47:13,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:47:13,106 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:47:13,107 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 23:47:13,107 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 23:47:13,107 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:47:13,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:47:13,107 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:47:13,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:47:13,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:47:13,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:47:13,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:47:13,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:47:13,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:47:13,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:47:13,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:47:13,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:47:13,110 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 23:47:13,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 23:47:13,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:47:13,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 23:47:13,111 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> cd7d022a1ff6fee6b2d925b7876c30126acc994c [2019-11-27 23:47:13,441 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:47:13,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:47:13,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:47:13,465 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:47:13,466 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:47:13,467 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-27 23:47:13,537 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/846b33da6/9aa26c2daff44e10bca1cd10d9d8e83a/FLAG62efa29d4 [2019-11-27 23:47:13,992 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:47:13,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2019-11-27 23:47:14,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/846b33da6/9aa26c2daff44e10bca1cd10d9d8e83a/FLAG62efa29d4 [2019-11-27 23:47:14,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/846b33da6/9aa26c2daff44e10bca1cd10d9d8e83a [2019-11-27 23:47:14,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:47:14,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:47:14,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:47:14,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:47:14,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:47:14,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b52569d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14, skipping insertion in model container [2019-11-27 23:47:14,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:47:14,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:47:14,614 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:47:14,638 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 23:47:14,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:47:14,803 INFO L208 MainTranslator]: Completed translation [2019-11-27 23:47:14,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14 WrapperNode [2019-11-27 23:47:14,804 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 23:47:14,805 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 23:47:14,805 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 23:47:14,805 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 23:47:14,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 23:47:14,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 23:47:14,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 23:47:14,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 23:47:14,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,913 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... [2019-11-27 23:47:14,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 23:47:14,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 23:47:14,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 23:47:14,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 23:47:14,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:47:14,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2019-11-27 23:47:15,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-27 23:47:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-11-27 23:47:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-27 23:47:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 23:47:15,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 23:47:15,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-11-27 23:47:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-27 23:47:15,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-27 23:47:24,256 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 23:47:24,256 INFO L297 CfgBuilder]: Removed 14 assume(true) statements. [2019-11-27 23:47:24,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:47:24 BoogieIcfgContainer [2019-11-27 23:47:24,258 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 23:47:24,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 23:47:24,260 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 23:47:24,263 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 23:47:24,263 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:47:14" (1/3) ... [2019-11-27 23:47:24,264 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b8b400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:47:24, skipping insertion in model container [2019-11-27 23:47:24,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:47:14" (2/3) ... [2019-11-27 23:47:24,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b8b400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:47:24, skipping insertion in model container [2019-11-27 23:47:24,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:47:24" (3/3) ... [2019-11-27 23:47:24,267 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0621a.c [2019-11-27 23:47:24,278 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 23:47:24,287 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-27 23:47:24,300 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-27 23:47:24,323 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 23:47:24,324 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 23:47:24,324 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 23:47:24,324 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 23:47:24,324 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 23:47:24,325 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 23:47:24,325 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 23:47:24,325 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 23:47:24,340 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states. [2019-11-27 23:47:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-27 23:47:24,346 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:47:24,347 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:47:24,348 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:47:24,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:47:24,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1906423550, now seen corresponding path program 1 times [2019-11-27 23:47:24,364 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-27 23:47:24,364 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1504822086] [2019-11-27 23:47:24,365 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:47:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:47:25,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-27 23:47:25,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:47:25,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:47:25,379 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-27 23:47:25,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:47:25,385 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1504822086] [2019-11-27 23:47:25,386 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:47:25,386 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-27 23:47:25,387 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552615515] [2019-11-27 23:47:25,393 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-27 23:47:25,393 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-27 23:47:25,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-27 23:47:25,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-27 23:47:25,411 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 2 states. [2019-11-27 23:47:25,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:47:25,436 INFO L93 Difference]: Finished difference Result 62 states and 96 transitions. [2019-11-27 23:47:25,436 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-27 23:47:25,438 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 9 [2019-11-27 23:47:25,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:47:25,450 INFO L225 Difference]: With dead ends: 62 [2019-11-27 23:47:25,451 INFO L226 Difference]: Without dead ends: 29 [2019-11-27 23:47:25,454 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-27 23:47:25,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2019-11-27 23:47:25,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2019-11-27 23:47:25,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2019-11-27 23:47:25,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 39 transitions. [2019-11-27 23:47:25,504 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 39 transitions. Word has length 9 [2019-11-27 23:47:25,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:47:25,505 INFO L462 AbstractCegarLoop]: Abstraction has 29 states and 39 transitions. [2019-11-27 23:47:25,505 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-27 23:47:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2019-11-27 23:47:25,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-27 23:47:25,506 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:47:25,506 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:47:25,722 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-27 23:47:25,723 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:47:25,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:47:25,723 INFO L82 PathProgramCache]: Analyzing trace with hash 1481927263, now seen corresponding path program 1 times [2019-11-27 23:47:25,724 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-27 23:47:25,724 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1346245202] [2019-11-27 23:47:25,725 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:47:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:47:26,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2019-11-27 23:47:26,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:47:26,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:47:26,854 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-27 23:47:26,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:47:26,958 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1346245202] [2019-11-27 23:47:26,959 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:47:26,959 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-11-27 23:47:26,959 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561368280] [2019-11-27 23:47:26,961 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-27 23:47:26,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-27 23:47:26,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-27 23:47:26,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-27 23:47:26,963 INFO L87 Difference]: Start difference. First operand 29 states and 39 transitions. Second operand 8 states. [2019-11-27 23:47:27,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:47:27,212 INFO L93 Difference]: Finished difference Result 33 states and 42 transitions. [2019-11-27 23:47:27,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-27 23:47:27,217 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 10 [2019-11-27 23:47:27,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:47:27,217 INFO L225 Difference]: With dead ends: 33 [2019-11-27 23:47:27,218 INFO L226 Difference]: Without dead ends: 12 [2019-11-27 23:47:27,219 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-27 23:47:27,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2019-11-27 23:47:27,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2019-11-27 23:47:27,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-11-27 23:47:27,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2019-11-27 23:47:27,223 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 10 [2019-11-27 23:47:27,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:47:27,223 INFO L462 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2019-11-27 23:47:27,223 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-27 23:47:27,223 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2019-11-27 23:47:27,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-27 23:47:27,224 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:47:27,224 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:47:27,427 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-27 23:47:27,428 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:47:27,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:47:27,429 INFO L82 PathProgramCache]: Analyzing trace with hash -1305404355, now seen corresponding path program 1 times [2019-11-27 23:47:27,430 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-27 23:47:27,431 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1731970565] [2019-11-27 23:47:27,431 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-11-27 23:47:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:47:28,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 21 conjunts are in the unsatisfiable core [2019-11-27 23:47:28,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:47:28,754 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:28,782 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:28,948 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2019-11-27 23:47:28,951 INFO L343 Elim1Store]: treesize reduction 57, result has 43.6 percent of original size [2019-11-27 23:47:28,952 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 99 [2019-11-27 23:47:28,954 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:47:28,962 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:47:28,967 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:47:28,971 INFO L508 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-27 23:47:29,358 WARN L192 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2019-11-27 23:47:29,360 INFO L588 ElimStorePlain]: treesize reduction 82, result has 67.5 percent of original size [2019-11-27 23:47:29,361 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-27 23:47:29,364 INFO L508 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-11-27 23:47:29,364 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:172, output treesize:170 [2019-11-27 23:47:29,365 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-27 23:47:29,494 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-11-27 23:47:29,501 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-27 23:47:29,601 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-11-27 23:47:29,670 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:29,765 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-27 23:47:29,766 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2019-11-27 23:47:29,767 INFO L508 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-27 23:47:29,818 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:29,951 INFO L237 Elim1Store]: Index analysis took 138 ms [2019-11-27 23:47:30,021 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-27 23:47:30,022 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 32 treesize of output 78 [2019-11-27 23:47:30,024 INFO L508 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-11-27 23:47:30,073 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:30,142 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-27 23:47:30,143 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 41 [2019-11-27 23:47:30,145 INFO L508 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-11-27 23:47:30,201 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:30,248 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-27 23:47:30,249 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 43 [2019-11-27 23:47:30,253 INFO L508 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-11-27 23:47:31,112 WARN L192 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2019-11-27 23:47:31,114 INFO L588 ElimStorePlain]: treesize reduction 344, result has 48.7 percent of original size [2019-11-27 23:47:31,143 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:31,209 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:31,211 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-27 23:47:31,222 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-27 23:47:31,223 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 102 [2019-11-27 23:47:31,230 INFO L508 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-11-27 23:47:31,255 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:31,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-11-27 23:47:31,286 INFO L172 IndexEqualityManager]: detected equality via solver [2019-11-27 23:47:31,299 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-27 23:47:31,300 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 130 treesize of output 102 [2019-11-27 23:47:31,303 INFO L508 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-11-27 23:47:31,961 WARN L192 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 89 [2019-11-27 23:47:31,963 INFO L588 ElimStorePlain]: treesize reduction 36, result has 89.9 percent of original size [2019-11-27 23:47:31,965 INFO L508 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2019-11-27 23:47:31,966 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 5 variables, input treesize:718, output treesize:281 [2019-11-27 23:47:32,198 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2019-11-27 23:47:32,254 INFO L343 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-11-27 23:47:32,255 INFO L377 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 155 treesize of output 79 [2019-11-27 23:47:32,256 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-11-27 23:47:32,260 INFO L508 ElimStorePlain]: Start of recursive call 2: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-27 23:47:32,417 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-11-27 23:47:32,418 INFO L588 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-27 23:47:32,419 INFO L508 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-11-27 23:47:32,419 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:170, output treesize:52 [2019-11-27 23:47:32,756 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-11-27 23:47:33,108 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2019-11-27 23:47:33,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:47:33,154 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-27 23:47:43,350 WARN L192 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2019-11-27 23:47:43,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:47:43,354 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1731970565] [2019-11-27 23:47:43,354 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:47:43,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2019-11-27 23:47:43,354 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393036927] [2019-11-27 23:47:43,355 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-27 23:47:43,355 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-27 23:47:43,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-27 23:47:43,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2019-11-27 23:47:43,356 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand 10 states. [2019-11-27 23:47:45,146 WARN L192 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 109 DAG size of output: 106 [2019-11-27 23:47:46,988 WARN L192 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-11-27 23:47:46,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:47:46,990 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2019-11-27 23:47:46,990 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-27 23:47:46,991 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 11 [2019-11-27 23:47:46,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:47:46,992 INFO L225 Difference]: With dead ends: 12 [2019-11-27 23:47:46,992 INFO L226 Difference]: Without dead ends: 0 [2019-11-27 23:47:46,993 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 14.6s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-11-27 23:47:46,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-27 23:47:46,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-27 23:47:46,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-27 23:47:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-27 23:47:46,993 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2019-11-27 23:47:46,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:47:46,994 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-27 23:47:46,995 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-27 23:47:46,995 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-27 23:47:46,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-27 23:47:47,196 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-27 23:47:47,200 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-27 23:47:47,417 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-11-27 23:47:48,032 WARN L192 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-11-27 23:47:48,038 INFO L246 CegarLoopResult]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2019-11-27 23:47:48,038 INFO L242 CegarLoopResult]: At program point L60-2(lines 60 64) the Hoare annotation is: (let ((.cse1 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= |~#atanhi_atan~0.offset| (_ bv0 32)) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_atan_float_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= (let ((.cse0 (select .cse1 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0)))) (= (bvadd (select |#valid| |~#atanlo_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (= (let ((.cse2 (select .cse1 (bvadd |~#atanhi_atan~0.offset| (_ bv8 32))))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 98279368877.0 100000000000.0)))) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (= (let ((.cse3 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0)))) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (let ((.cse4 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv8 32)))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3571428731.0 25000000000.0)))) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))) (= (bvadd (select |#valid| |~#aT_atan~0.base|) (_ bv1 1)) (_ bv0 1)))) (= currentRoundingMode roundNearestTiesToEven))) [2019-11-27 23:47:48,039 INFO L246 CegarLoopResult]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2019-11-27 23:47:48,039 INFO L246 CegarLoopResult]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2019-11-27 23:47:48,039 INFO L242 CegarLoopResult]: At program point L19-2(lines 19 23) the Hoare annotation is: false [2019-11-27 23:47:48,039 INFO L249 CegarLoopResult]: At program point L135(lines 120 136) the Hoare annotation is: true [2019-11-27 23:47:48,039 INFO L246 CegarLoopResult]: For program point L69(lines 69 72) no Hoare annotation was computed. [2019-11-27 23:47:48,040 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-27 23:47:48,040 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-27 23:47:48,040 INFO L242 CegarLoopResult]: At program point L29(lines 17 30) the Hoare annotation is: false [2019-11-27 23:47:48,040 INFO L246 CegarLoopResult]: For program point L112(lines 112 117) no Hoare annotation was computed. [2019-11-27 23:47:48,040 INFO L246 CegarLoopResult]: For program point L130(lines 130 133) no Hoare annotation was computed. [2019-11-27 23:47:48,041 INFO L246 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2019-11-27 23:47:48,041 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-27 23:47:48,041 INFO L246 CegarLoopResult]: For program point L24(lines 24 28) no Hoare annotation was computed. [2019-11-27 23:47:48,041 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 131) no Hoare annotation was computed. [2019-11-27 23:47:48,041 INFO L246 CegarLoopResult]: For program point L24-1(lines 17 30) no Hoare annotation was computed. [2019-11-27 23:47:48,041 INFO L246 CegarLoopResult]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2019-11-27 23:47:48,041 INFO L246 CegarLoopResult]: For program point L82(lines 82 98) no Hoare annotation was computed. [2019-11-27 23:47:48,042 INFO L246 CegarLoopResult]: For program point L74(lines 74 99) no Hoare annotation was computed. [2019-11-27 23:47:48,042 INFO L246 CegarLoopResult]: For program point L66(lines 66 73) no Hoare annotation was computed. [2019-11-27 23:47:48,042 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-27 23:47:48,042 INFO L246 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2019-11-27 23:47:48,042 INFO L246 CegarLoopResult]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2019-11-27 23:47:48,042 INFO L246 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2019-11-27 23:47:48,042 INFO L246 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-27 23:47:48,042 INFO L246 CegarLoopResult]: For program point L116-2(line 116) no Hoare annotation was computed. [2019-11-27 23:47:48,043 INFO L242 CegarLoopResult]: At program point L116-3(lines 56 118) the Hoare annotation is: (let ((.cse4 (select |#memory_int| |~#atanhi_atan~0.base|))) (and (= |~#atanhi_atan~0.offset| (_ bv0 32)) (= (bvadd (select |#valid| |~#atanhi_atan~0.base|) (_ bv1 1)) (_ bv0 1)) (not (= |~#atanlo_atan~0.base| |~#atanhi_atan~0.base|)) (= (let ((.cse0 (select (select |#memory_int| |~#atanlo_atan~0.base|) (bvadd |~#atanlo_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0)))) (= currentRoundingMode roundNearestTiesToEven) (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_atan_float_~x (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (exists ((v_arrayElimCell_28 (_ BitVec 32)) (v_arrayElimCell_29 (_ BitVec 32))) (let ((.cse1 (fp ((_ extract 31 31) v_arrayElimCell_29) ((_ extract 30 23) v_arrayElimCell_29) ((_ extract 22 0) v_arrayElimCell_29))) (.cse2 (fp ((_ extract 31 31) v_arrayElimCell_28) ((_ extract 30 23) v_arrayElimCell_28) ((_ extract 22 0) v_arrayElimCell_28)))) (and (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0))) .cse1) (= (fp.add roundNearestTiesToEven .cse2 .cse1) |ULTIMATE.start_atan_float_#res|) (= ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0))) .cse2)))) (exists ((ULTIMATE.start_atan_float_~hx~0 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (bvand (_ bv2147483647 32) ULTIMATE.start_atan_float_~hx~0) ULTIMATE.start_atan_float_~ix~1) (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))))) (= (let ((.cse3 (select .cse4 (bvadd |~#atanhi_atan~0.offset| (_ bv12 32))))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0)))) (= (let ((.cse5 (select .cse4 (bvadd |~#atanhi_atan~0.offset| (_ bv8 32))))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 98279368877.0 100000000000.0)))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) ULTIMATE.start_atan_float_~hx~0) ((_ extract 30 23) ULTIMATE.start_atan_float_~hx~0) ((_ extract 22 0) ULTIMATE.start_atan_float_~hx~0)) (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0))) ~pi_o_2~0) (= (_ bv1 1) (select |#valid| |~#atanlo_atan~0.base|)) (exists ((|~#aT_atan~0.base| (_ BitVec 32))) (and (= (let ((.cse6 (select (select |#memory_int| |~#aT_atan~0.base|) (_ bv8 32)))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6))) ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3571428731.0 25000000000.0)))) (not (= |~#aT_atan~0.base| |~#atanlo_atan~0.base|)) (= (_ bv1 1) (select |#valid| |~#aT_atan~0.base|)) (or (= (_ bv0 1) (select |#valid| (_ bv0 32))) (= |~#atanlo_atan~0.base| (_ bv0 32)) (= (_ bv0 32) |~#atanhi_atan~0.base|) (= |~#aT_atan~0.base| (_ bv0 32))))))) [2019-11-27 23:47:48,043 INFO L246 CegarLoopResult]: For program point L75(lines 75 78) no Hoare annotation was computed. [2019-11-27 23:47:48,043 INFO L246 CegarLoopResult]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2019-11-27 23:47:48,043 INFO L246 CegarLoopResult]: For program point L67(lines 67 68) no Hoare annotation was computed. [2019-11-27 23:47:48,043 INFO L246 CegarLoopResult]: For program point L76(lines 76 77) no Hoare annotation was computed. [2019-11-27 23:47:48,053 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,054 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,055 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,056 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,057 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,060 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,062 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,062 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,063 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,064 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,065 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,066 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,071 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,072 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,073 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,074 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,075 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,076 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,077 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,077 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,077 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,077 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,078 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,079 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,079 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,079 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,079 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,080 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,080 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,080 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,081 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,081 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,084 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,085 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,086 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,086 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,086 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,087 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,087 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,088 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,089 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,089 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,089 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,089 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,090 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,090 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,090 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,091 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,091 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,091 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,092 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,092 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,092 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,093 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,093 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,094 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,095 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,096 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,097 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,097 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,098 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,098 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,098 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,099 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,099 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,099 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,100 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,101 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,102 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,103 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,103 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,103 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,104 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,106 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,106 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,106 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,107 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,107 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,108 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,108 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,108 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,109 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,110 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,110 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,111 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,111 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,112 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,113 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,114 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,115 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,116 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,117 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,118 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,118 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,118 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,119 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,119 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,119 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,120 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,121 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,122 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,123 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:47:48 BoogieIcfgContainer [2019-11-27 23:47:48,127 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-27 23:47:48,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-27 23:47:48,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-27 23:47:48,128 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-27 23:47:48,129 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:47:24" (3/4) ... [2019-11-27 23:47:48,133 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-27 23:47:48,148 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2019-11-27 23:47:48,148 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-27 23:47:48,149 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-27 23:47:48,182 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((atanhi_atan == 0bv32 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && !(atanlo_atan == atanhi_atan)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2019-11-27 23:47:48,182 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((atanhi_atan == 0bv32 && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && !(atanlo_atan == atanhi_atan)) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && (\exists v_arrayElimCell_28 : bv32, v_arrayElimCell_29 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0]) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]))) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix && ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && 1bv1 == \valid[atanlo_atan]) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && 1bv1 == \valid[~#aT_atan~0.base]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) [2019-11-27 23:47:48,240 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-27 23:47:48,240 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-27 23:47:48,242 INFO L168 Benchmark]: Toolchain (without parser) took 33902.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -172.5 MB). Peak memory consumption was 32.0 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:48,242 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:47:48,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:48,243 INFO L168 Benchmark]: Boogie Procedure Inliner took 71.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:48,243 INFO L168 Benchmark]: Boogie Preprocessor took 50.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:47:48,244 INFO L168 Benchmark]: RCFGBuilder took 9330.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:48,244 INFO L168 Benchmark]: TraceAbstraction took 23867.84 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -29.7 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2019-11-27 23:47:48,245 INFO L168 Benchmark]: Witness Printer took 112.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:47:48,247 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 461.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 952.3 MB in the beginning and 1.1 GB in the end (delta: -183.4 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 71.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 9330.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23867.84 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 58.7 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -29.7 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * Witness Printer took 112.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,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 Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 131]: 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: 60]: Loop Invariant [2019-11-27 23:47:48,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,266 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,271 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,272 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,273 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,273 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,278 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,278 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,278 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,278 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,278 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,279 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,279 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,281 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,282 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,282 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,282 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,282 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,282 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,282 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,283 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,286 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,287 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,288 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,288 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,289 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,289 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,289 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,290 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,290 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,290 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,290 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,290 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,291 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,291 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,291 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,291 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,291 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,291 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,292 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,295 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((((((atanhi_atan == 0bv32 && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~bvadd64(\valid[atanlo_atan], 1bv1) == 0bv1) && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && !(atanlo_atan == atanhi_atan)) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) && ~bvadd64(\valid[~#aT_atan~0.base], 1bv1) == 0bv1)) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 56]: Loop Invariant [2019-11-27 23:47:48,300 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,300 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,300 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,300 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,301 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,302 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,303 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,303 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,303 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,303 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,303 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,304 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,304 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,304 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,305 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,305 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,305 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,305 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,305 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,306 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,306 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,306 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,306 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,306 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,307 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,308 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,308 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,308 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,309 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,310 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,311 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,312 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,312 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,312 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,312 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,312 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,312 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,314 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,314 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,314 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,319 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,321 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,322 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,323 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,324 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,324 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,325 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_29,QUANTIFIED] [2019-11-27 23:47:48,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,325 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-27 23:47:48,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_arrayElimCell_28,QUANTIFIED] [2019-11-27 23:47:48,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,326 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_atan_float_~hx~0,QUANTIFIED] [2019-11-27 23:47:48,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,327 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2019-11-27 23:47:48,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,328 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,329 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[~#aT_atan~0.base,QUANTIFIED] [2019-11-27 23:47:48,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-11-27 23:47:48,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-11-27 23:47:48,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((((((((((((atanhi_atan == 0bv32 && ~bvadd64(\valid[atanhi_atan], 1bv1) == 0bv1) && !(atanlo_atan == atanhi_atan)) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanlo_atan][~bvadd64(atanlo_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 75497894159/1000000000000000000))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && (\exists v_arrayElimCell_28 : bv32, v_arrayElimCell_29 : bv32 :: (~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 75497894159/1000000000000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0]) && ~fp.add~FLOAT(~roundNearestTiesToEven, ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]), ~fp~LONGDOUBLE(v_arrayElimCell_29[31:31], v_arrayElimCell_29[30:23], v_arrayElimCell_29[22:0])) == \result) && ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 15707962513/10000000000)) == ~fp~LONGDOUBLE(v_arrayElimCell_28[31:31], v_arrayElimCell_28[30:23], v_arrayElimCell_28[22:0]))) && (\exists ULTIMATE.start_atan_float_~hx~0 : bv32, currentRoundingMode : FloatRoundingMode :: ~bvand32(2147483647bv32, ULTIMATE.start_atan_float_~hx~0) == ix && ~fp~LONGDOUBLE(ULTIMATE.start_atan_float_~hx~0[31:31], ULTIMATE.start_atan_float_~hx~0[30:23], ULTIMATE.start_atan_float_~hx~0[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 12bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 15707962513/10000000000))) && ~fp~LONGDOUBLE(unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][31:31], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][30:23], unknown-#memory_int-unknown[atanhi_atan][~bvadd64(atanhi_atan, 8bv32)][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 98279368877/100000000000))) && (\exists currentRoundingMode : FloatRoundingMode :: ~fp~LONGDOUBLE(hx[31:31], hx[30:23], hx[22:0]) == ~fp.div~FLOAT(currentRoundingMode, ~to_fp~LONGDOUBLE(currentRoundingMode, 1.0), ~Pluszero~LONGDOUBLE()))) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3141592741/2000000000)) == pi_o_2) && 1bv1 == \valid[atanlo_atan]) && (\exists ~#aT_atan~0.base : bv32 :: ((~fp~LONGDOUBLE(unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][31:31], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][30:23], unknown-#memory_int-unknown[~#aT_atan~0.base][8bv32][22:0]) == ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3571428731/25000000000)) && !(~#aT_atan~0.base == atanlo_atan)) && 1bv1 == \valid[~#aT_atan~0.base]) && (((0bv1 == \valid[0bv32] || atanlo_atan == 0bv32) || 0bv32 == atanhi_atan) || ~#aT_atan~0.base == 0bv32)) - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 32 locations, 1 error locations. Result: SAFE, OverallTime: 22.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 53 SDtfs, 44 SDslu, 23 SDs, 0 SdLazy, 28 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 14.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred 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, 5 LocationsWithAnnotation, 5 PreInvPairs, 8 NumberOfFragments, 455 HoareAnnotationTreeSize, 5 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 15.2s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 54 ConstructedInterpolants, 17 QuantifiedInterpolants, 17991 SizeOfPredicates, 19 NumberOfNonLiveVariables, 246 ConjunctsInSsa, 30 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...