./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0910b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0910b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9715021f39c8c40f74d5b2a16209aa11aedb826e ............................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0910b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9715021f39c8c40f74d5b2a16209aa11aedb826e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 11:50:33,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:50:33,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:50:33,533 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:50:33,534 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:50:33,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:50:33,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:50:33,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:50:33,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:50:33,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:50:33,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:50:33,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:50:33,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:50:33,540 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:50:33,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:50:33,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:50:33,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:50:33,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:50:33,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:50:33,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:50:33,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:50:33,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:50:33,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:50:33,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:50:33,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:50:33,551 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:50:33,551 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:50:33,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:50:33,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:50:33,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:50:33,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:50:33,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:50:33,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:50:33,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:50:33,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:50:33,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:50:33,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:50:33,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:50:33,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:50:33,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:50:33,556 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:50:33,556 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-07 11:50:33,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:50:33,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:50:33,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 11:50:33,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 11:50:33,566 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 11:50:33,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:50:33,567 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:50:33,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:50:33,568 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:50:33,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 11:50:33,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:50:33,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:50:33,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:50:33,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:50:33,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:50:33,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:50:33,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 11:50:33,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 11:50:33,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:50:33,569 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:50:33,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9715021f39c8c40f74d5b2a16209aa11aedb826e [2019-12-07 11:50:33,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:50:33,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:50:33,680 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:50:33,681 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:50:33,682 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:50:33,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0910b.c [2019-12-07 11:50:33,721 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data/e40dfc4cf/144fc6bfe67a4a5f8e3c589ae87ca30b/FLAGfe9255721 [2019-12-07 11:50:34,129 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:50:34,130 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/sv-benchmarks/c/float-newlib/float_req_bl_0910b.c [2019-12-07 11:50:34,135 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data/e40dfc4cf/144fc6bfe67a4a5f8e3c589ae87ca30b/FLAGfe9255721 [2019-12-07 11:50:34,143 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data/e40dfc4cf/144fc6bfe67a4a5f8e3c589ae87ca30b [2019-12-07 11:50:34,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:50:34,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:50:34,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:50:34,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:50:34,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:50:34,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,154 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17574348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34, skipping insertion in model container [2019-12-07 11:50:34,154 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,160 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:50:34,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:50:34,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:50:34,341 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 11:50:34,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:50:34,378 INFO L208 MainTranslator]: Completed translation [2019-12-07 11:50:34,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34 WrapperNode [2019-12-07 11:50:34,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:50:34,379 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 11:50:34,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 11:50:34,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 11:50:34,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,391 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,408 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 11:50:34,408 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 11:50:34,408 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 11:50:34,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 11:50:34,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... [2019-12-07 11:50:34,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 11:50:34,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 11:50:34,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 11:50:34,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 11:50:34,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:50:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 11:50:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-12-07 11:50:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-07 11:50:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-12-07 11:50:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 11:50:34,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 11:50:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-07 11:50:34,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 11:50:34,659 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 11:50:34,659 INFO L287 CfgBuilder]: Removed 16 assume(true) statements. [2019-12-07 11:50:34,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:50:34 BoogieIcfgContainer [2019-12-07 11:50:34,660 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 11:50:34,661 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 11:50:34,661 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 11:50:34,663 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 11:50:34,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 11:50:34" (1/3) ... [2019-12-07 11:50:34,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e2f336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:50:34, skipping insertion in model container [2019-12-07 11:50:34,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:34" (2/3) ... [2019-12-07 11:50:34,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e2f336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:50:34, skipping insertion in model container [2019-12-07 11:50:34,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:50:34" (3/3) ... [2019-12-07 11:50:34,666 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0910b.c [2019-12-07 11:50:34,674 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 11:50:34,679 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 11:50:34,686 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 11:50:34,702 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 11:50:34,702 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 11:50:34,702 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 11:50:34,703 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 11:50:34,703 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 11:50:34,703 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 11:50:34,703 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 11:50:34,703 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 11:50:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2019-12-07 11:50:34,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 11:50:34,716 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:50:34,716 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:50:34,717 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:50:34,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:50:34,720 INFO L82 PathProgramCache]: Analyzing trace with hash -179144357, now seen corresponding path program 1 times [2019-12-07 11:50:34,725 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:50:34,726 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029817409] [2019-12-07 11:50:34,726 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:50:34,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:50:34,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:50:34,805 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029817409] [2019-12-07 11:50:34,806 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:50:34,806 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-07 11:50:34,806 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106371203] [2019-12-07 11:50:34,809 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 11:50:34,809 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 11:50:34,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 11:50:34,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 11:50:34,819 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 2 states. [2019-12-07 11:50:34,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:50:34,831 INFO L93 Difference]: Finished difference Result 64 states and 102 transitions. [2019-12-07 11:50:34,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 11:50:34,832 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-12-07 11:50:34,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:50:34,839 INFO L225 Difference]: With dead ends: 64 [2019-12-07 11:50:34,839 INFO L226 Difference]: Without dead ends: 30 [2019-12-07 11:50:34,841 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 11:50:34,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-12-07 11:50:34,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-12-07 11:50:34,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-12-07 11:50:34,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 40 transitions. [2019-12-07 11:50:34,864 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 40 transitions. Word has length 11 [2019-12-07 11:50:34,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:50:34,864 INFO L462 AbstractCegarLoop]: Abstraction has 30 states and 40 transitions. [2019-12-07 11:50:34,864 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 11:50:34,864 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2019-12-07 11:50:34,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 11:50:34,864 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:50:34,865 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:50:34,865 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:50:34,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:50:34,865 INFO L82 PathProgramCache]: Analyzing trace with hash 574087680, now seen corresponding path program 1 times [2019-12-07 11:50:34,865 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 11:50:34,865 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707021212] [2019-12-07 11:50:34,865 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 11:50:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:50:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 11:50:34,937 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 11:50:34,937 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-12-07 11:50:34,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 11:50:34 BoogieIcfgContainer [2019-12-07 11:50:34,962 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 11:50:34,962 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 11:50:34,962 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 11:50:34,962 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 11:50:34,962 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:50:34" (3/4) ... [2019-12-07 11:50:34,964 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 11:50:34,965 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 11:50:34,966 INFO L168 Benchmark]: Toolchain (without parser) took 819.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 948.9 MB in the beginning and 1.0 GB in the end (delta: -78.3 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2019-12-07 11:50:34,966 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:50:34,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-12-07 11:50:34,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-07 11:50:34,968 INFO L168 Benchmark]: Boogie Preprocessor took 21.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:50:34,968 INFO L168 Benchmark]: RCFGBuilder took 230.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2019-12-07 11:50:34,968 INFO L168 Benchmark]: TraceAbstraction took 300.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2019-12-07 11:50:34,969 INFO L168 Benchmark]: Witness Printer took 2.76 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:50:34,971 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 231.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.8 MB). Free memory was 948.9 MB in the beginning and 1.1 GB in the end (delta: -138.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.23 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.43 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 230.18 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 300.72 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Witness Printer took 2.76 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 121]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryFLOAToperation at line 116, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of bitwiseAnd at line 20. Possible FailurePath: [L24-L28] static const float ln2_hi_log = 6.9313812256e-01, ln2_lo_log = 9.0580006145e-06, two25_log = 3.355443200e+07, Lg1_log = 6.6666668653e-01, Lg2_log = 4.0000000596e-01, Lg3_log = 2.8571429849e-01, Lg4_log = 2.2222198546e-01, Lg5_log = 1.8183572590e-01, Lg6_log = 1.5313838422e-01, Lg7_log = 1.4798198640e-01; [L30] static const float zero_log = 0.0; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L116] float x = -0.0f; [L33] float hfsq, f, s, z, R, w, t1, t2, dk; [L34] __int32_t k, ix, i, j; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L37] ieee_float_shape_type gf_u; [L38] gf_u.value = (x) [L39] EXPR gf_u.word [L39] (ix) = gf_u.word [L42] k = 0 VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L43] COND TRUE ((ix & 0x7fffffff) == 0) [L44] return -two25_log / zero_log; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L117] float res = __ieee754_logf(x); [L14] __int32_t ix; VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L16] ieee_float_shape_type gf_u; [L17] gf_u.value = (x) [L18] EXPR gf_u.word [L18] (ix) = gf_u.word [L20] ix &= 0x7fffffff [L21] return ((ix) == 0x7f800000L); VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] [L120] COND TRUE !isinf_float(res) [L121] __VERIFIER_error() VAL [Lg1_log=66666668653/100000000000, Lg2_log=10000000149/25000000000, Lg3_log=28571429849/100000000000, Lg4_log=11111099273/50000000000, Lg5_log=1818357259/10000000000, Lg6_log=7656919211/50000000000, Lg7_log=184977483/1250000000, ln2_hi_log=2166056633/3125000000, ln2_lo_log=18116001229/2000000000000000, two25_log=33554432, zero_log=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 33 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 43 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=33occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 11:50:36,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 11:50:36,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 11:50:36,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 11:50:36,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 11:50:36,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 11:50:36,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 11:50:36,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 11:50:36,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 11:50:36,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 11:50:36,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 11:50:36,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 11:50:36,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 11:50:36,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 11:50:36,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 11:50:36,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 11:50:36,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 11:50:36,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 11:50:36,408 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 11:50:36,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 11:50:36,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 11:50:36,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 11:50:36,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 11:50:36,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 11:50:36,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 11:50:36,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 11:50:36,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 11:50:36,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 11:50:36,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 11:50:36,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 11:50:36,416 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 11:50:36,417 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 11:50:36,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 11:50:36,418 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 11:50:36,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 11:50:36,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 11:50:36,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 11:50:36,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 11:50:36,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 11:50:36,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 11:50:36,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 11:50:36,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-12-07 11:50:36,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 11:50:36,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 11:50:36,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 11:50:36,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 11:50:36,432 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 11:50:36,432 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 11:50:36,433 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 11:50:36,433 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 11:50:36,433 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 11:50:36,433 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 11:50:36,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 11:50:36,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 11:50:36,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 11:50:36,433 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 11:50:36,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 11:50:36,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 11:50:36,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 11:50:36,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 11:50:36,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 11:50:36,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 11:50:36,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 11:50:36,434 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 11:50:36,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:50:36,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 11:50:36,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 11:50:36,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 11:50:36,435 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 11:50:36,435 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 11:50:36,435 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 11:50:36,435 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 11:50:36,436 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 11:50:36,436 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9715021f39c8c40f74d5b2a16209aa11aedb826e [2019-12-07 11:50:36,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 11:50:36,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 11:50:36,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 11:50:36,616 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 11:50:36,616 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 11:50:36,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/../../sv-benchmarks/c/float-newlib/float_req_bl_0910b.c [2019-12-07 11:50:36,656 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data/c35bb9fcd/7aac36f4afb340719cbca4a2b899b76d/FLAG4a777ebe8 [2019-12-07 11:50:36,990 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 11:50:36,990 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/sv-benchmarks/c/float-newlib/float_req_bl_0910b.c [2019-12-07 11:50:36,995 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data/c35bb9fcd/7aac36f4afb340719cbca4a2b899b76d/FLAG4a777ebe8 [2019-12-07 11:50:37,004 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/data/c35bb9fcd/7aac36f4afb340719cbca4a2b899b76d [2019-12-07 11:50:37,005 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 11:50:37,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 11:50:37,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 11:50:37,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 11:50:37,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 11:50:37,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41944eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37, skipping insertion in model container [2019-12-07 11:50:37,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 11:50:37,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 11:50:37,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:50:37,159 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 11:50:37,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 11:50:37,234 INFO L208 MainTranslator]: Completed translation [2019-12-07 11:50:37,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37 WrapperNode [2019-12-07 11:50:37,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 11:50:37,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 11:50:37,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 11:50:37,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 11:50:37,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,250 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 11:50:37,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 11:50:37,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 11:50:37,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 11:50:37,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,291 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... [2019-12-07 11:50:37,297 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 11:50:37,297 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 11:50:37,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 11:50:37,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 11:50:37,298 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 11:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 11:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2019-12-07 11:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-07 11:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 11:50:37,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 11:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2019-12-07 11:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-07 11:50:37,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-07 11:50:50,091 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 11:50:50,091 INFO L287 CfgBuilder]: Removed 16 assume(true) statements. [2019-12-07 11:50:50,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:50:50 BoogieIcfgContainer [2019-12-07 11:50:50,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 11:50:50,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 11:50:50,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 11:50:50,094 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 11:50:50,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 11:50:37" (1/3) ... [2019-12-07 11:50:50,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f786f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:50:50, skipping insertion in model container [2019-12-07 11:50:50,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 11:50:37" (2/3) ... [2019-12-07 11:50:50,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17f786f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 11:50:50, skipping insertion in model container [2019-12-07 11:50:50,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:50:50" (3/3) ... [2019-12-07 11:50:50,097 INFO L109 eAbstractionObserver]: Analyzing ICFG float_req_bl_0910b.c [2019-12-07 11:50:50,103 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 11:50:50,108 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-07 11:50:50,116 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-12-07 11:50:50,130 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 11:50:50,130 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 11:50:50,130 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 11:50:50,131 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 11:50:50,131 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 11:50:50,131 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 11:50:50,131 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 11:50:50,131 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 11:50:50,140 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2019-12-07 11:50:50,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-07 11:50:50,144 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:50:50,145 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:50:50,145 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:50:50,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:50:50,149 INFO L82 PathProgramCache]: Analyzing trace with hash -179144357, now seen corresponding path program 1 times [2019-12-07 11:50:50,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 11:50:50,156 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1289985725] [2019-12-07 11:50:50,156 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2019-12-07 11:50:50,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:50:50,627 INFO L264 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 11:50:50,632 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:50:50,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:50:50,642 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:50:50,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:50:50,646 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1289985725] [2019-12-07 11:50:50,647 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:50:50,647 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 11:50:50,648 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690534801] [2019-12-07 11:50:50,651 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 11:50:50,651 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 11:50:50,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 11:50:50,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 11:50:50,662 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 2 states. [2019-12-07 11:50:50,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:50:50,676 INFO L93 Difference]: Finished difference Result 64 states and 102 transitions. [2019-12-07 11:50:50,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 11:50:50,677 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2019-12-07 11:50:50,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:50:50,685 INFO L225 Difference]: With dead ends: 64 [2019-12-07 11:50:50,685 INFO L226 Difference]: Without dead ends: 30 [2019-12-07 11:50:50,688 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 11:50:50,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2019-12-07 11:50:50,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2019-12-07 11:50:50,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-12-07 11:50:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 40 transitions. [2019-12-07 11:50:50,713 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 40 transitions. Word has length 11 [2019-12-07 11:50:50,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:50:50,713 INFO L462 AbstractCegarLoop]: Abstraction has 30 states and 40 transitions. [2019-12-07 11:50:50,713 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 11:50:50,714 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2019-12-07 11:50:50,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-07 11:50:50,714 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:50:50,714 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:50:50,915 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 11:50:50,916 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:50:50,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:50:50,917 INFO L82 PathProgramCache]: Analyzing trace with hash 574087680, now seen corresponding path program 1 times [2019-12-07 11:50:50,918 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 11:50:50,919 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [504341666] [2019-12-07 11:50:50,920 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2019-12-07 11:50:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:50:51,444 INFO L264 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 14 conjunts are in the unsatisfiable core [2019-12-07 11:50:51,447 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:50:51,536 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 11:50:51,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:50:51,583 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:51:07,492 WARN L192 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2019-12-07 11:51:07,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:51:07,501 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [504341666] [2019-12-07 11:51:07,501 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:51:07,501 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 13 [2019-12-07 11:51:07,501 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462420823] [2019-12-07 11:51:07,502 INFO L442 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-12-07 11:51:07,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 11:51:07,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-12-07 11:51:07,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=150, Unknown=1, NotChecked=0, Total=182 [2019-12-07 11:51:07,503 INFO L87 Difference]: Start difference. First operand 30 states and 40 transitions. Second operand 14 states. [2019-12-07 11:51:30,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:51:30,094 INFO L93 Difference]: Finished difference Result 46 states and 54 transitions. [2019-12-07 11:51:30,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-12-07 11:51:30,156 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 13 [2019-12-07 11:51:30,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:51:30,157 INFO L225 Difference]: With dead ends: 46 [2019-12-07 11:51:30,157 INFO L226 Difference]: Without dead ends: 38 [2019-12-07 11:51:30,158 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 16.2s TimeCoverageRelationStatistics Valid=87, Invalid=254, Unknown=1, NotChecked=0, Total=342 [2019-12-07 11:51:30,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2019-12-07 11:51:30,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 30. [2019-12-07 11:51:30,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2019-12-07 11:51:30,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2019-12-07 11:51:30,163 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 39 transitions. Word has length 13 [2019-12-07 11:51:30,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:51:30,163 INFO L462 AbstractCegarLoop]: Abstraction has 30 states and 39 transitions. [2019-12-07 11:51:30,163 INFO L463 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-12-07 11:51:30,163 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2019-12-07 11:51:30,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-12-07 11:51:30,164 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 11:51:30,164 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 11:51:30,365 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 11:51:30,366 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 11:51:30,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 11:51:30,367 INFO L82 PathProgramCache]: Analyzing trace with hash -1681903329, now seen corresponding path program 1 times [2019-12-07 11:51:30,369 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-12-07 11:51:30,369 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1502202200] [2019-12-07 11:51:30,370 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2019-12-07 11:51:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 11:51:30,879 INFO L264 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 11:51:30,881 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 11:51:30,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:51:30,896 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 11:51:30,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 11:51:30,926 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1502202200] [2019-12-07 11:51:30,926 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 11:51:30,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 11:51:30,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485086963] [2019-12-07 11:51:30,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 11:51:30,927 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-12-07 11:51:30,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 11:51:30,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 11:51:30,928 INFO L87 Difference]: Start difference. First operand 30 states and 39 transitions. Second operand 6 states. [2019-12-07 11:51:30,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 11:51:30,946 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2019-12-07 11:51:30,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-07 11:51:30,946 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 14 [2019-12-07 11:51:30,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 11:51:30,946 INFO L225 Difference]: With dead ends: 30 [2019-12-07 11:51:30,946 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 11:51:30,947 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 11:51:30,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 11:51:30,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 11:51:30,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 11:51:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 11:51:30,948 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 14 [2019-12-07 11:51:30,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 11:51:30,948 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 11:51:30,948 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 11:51:30,948 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 11:51:30,948 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 11:51:31,149 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 11:51:31,154 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 11:51:31,311 INFO L246 CegarLoopResult]: For program point L52-1(lines 52 56) no Hoare annotation was computed. [2019-12-07 11:51:31,311 INFO L242 CegarLoopResult]: At program point L52-2(lines 52 56) the Hoare annotation is: false [2019-12-07 11:51:31,311 INFO L246 CegarLoopResult]: For program point L69(lines 69 76) no Hoare annotation was computed. [2019-12-07 11:51:31,311 INFO L246 CegarLoopResult]: For program point L36-1(lines 36 40) no Hoare annotation was computed. [2019-12-07 11:51:31,311 INFO L242 CegarLoopResult]: At program point L36-2(lines 36 40) the Hoare annotation is: (and (= ULTIMATE.start___ieee754_logf_~x (fp.neg (_ +zero 8 24))) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0)) ~two25_log~0) (= currentRoundingMode roundNearestTiesToEven)) [2019-12-07 11:51:31,311 INFO L246 CegarLoopResult]: For program point L36-3(lines 36 40) no Hoare annotation was computed. [2019-12-07 11:51:31,311 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 11:51:31,312 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 11:51:31,312 INFO L246 CegarLoopResult]: For program point L61-1(lines 61 65) no Hoare annotation was computed. [2019-12-07 11:51:31,312 INFO L242 CegarLoopResult]: At program point L61-2(lines 61 65) the Hoare annotation is: false [2019-12-07 11:51:31,312 INFO L246 CegarLoopResult]: For program point L61-3(lines 61 65) no Hoare annotation was computed. [2019-12-07 11:51:31,312 INFO L246 CegarLoopResult]: For program point L78(lines 78 83) no Hoare annotation was computed. [2019-12-07 11:51:31,312 INFO L246 CegarLoopResult]: For program point L45(lines 45 46) no Hoare annotation was computed. [2019-12-07 11:51:31,312 INFO L246 CegarLoopResult]: For program point L103(lines 103 106) no Hoare annotation was computed. [2019-12-07 11:51:31,312 INFO L246 CegarLoopResult]: For program point L70(lines 70 75) no Hoare annotation was computed. [2019-12-07 11:51:31,312 INFO L246 CegarLoopResult]: For program point L95(lines 95 107) no Hoare annotation was computed. [2019-12-07 11:51:31,312 INFO L246 CegarLoopResult]: For program point L120(lines 120 123) no Hoare annotation was computed. [2019-12-07 11:51:31,313 INFO L242 CegarLoopResult]: At program point L21(lines 13 22) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 33554432.0))) ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53))))) (and (= (bvadd (bvand (_ bv2147483647 32) ULTIMATE.start_isinf_float_~ix~0) (_ bv2155872256 32)) (_ bv0 32)) (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= .cse0 ULTIMATE.start_isinf_float_~x) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0)) ~two25_log~0) (= (bvadd |ULTIMATE.start_isinf_float_#res| (_ bv4294967295 32)) (_ bv0 32)) (= currentRoundingMode roundNearestTiesToEven) (= .cse0 |ULTIMATE.start___ieee754_logf_#res|))) [2019-12-07 11:51:31,313 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-12-07 11:51:31,313 INFO L246 CegarLoopResult]: For program point L47(lines 47 48) no Hoare annotation was computed. [2019-12-07 11:51:31,313 INFO L246 CegarLoopResult]: For program point L97(lines 97 101) no Hoare annotation was computed. [2019-12-07 11:51:31,313 INFO L246 CegarLoopResult]: For program point L15-1(lines 15 19) no Hoare annotation was computed. [2019-12-07 11:51:31,313 INFO L242 CegarLoopResult]: At program point L15-2(lines 15 19) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 33554432.0))) ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53))))) (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= .cse0 ULTIMATE.start_isinf_float_~x) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0)) ~two25_log~0) (= currentRoundingMode roundNearestTiesToEven) (= .cse0 |ULTIMATE.start___ieee754_logf_#res|))) [2019-12-07 11:51:31,313 INFO L246 CegarLoopResult]: For program point L15-3(lines 15 19) no Hoare annotation was computed. [2019-12-07 11:51:31,313 INFO L242 CegarLoopResult]: At program point L106(lines 32 108) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode (_ +zero 11 53)) ~zero_log~0) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 33554432.0)) ~two25_log~0) (= currentRoundingMode roundNearestTiesToEven) (= (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven 33554432.0))) ((_ to_fp 8 24) roundNearestTiesToEven (_ +zero 11 53))) |ULTIMATE.start___ieee754_logf_#res|)) [2019-12-07 11:51:31,314 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 11:51:31,314 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 121) no Hoare annotation was computed. [2019-12-07 11:51:31,314 INFO L246 CegarLoopResult]: For program point L49(lines 49 57) no Hoare annotation was computed. [2019-12-07 11:51:31,314 INFO L246 CegarLoopResult]: For program point L49-1(lines 49 57) no Hoare annotation was computed. [2019-12-07 11:51:31,314 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 11:51:31,314 INFO L249 CegarLoopResult]: At program point L124(lines 110 125) the Hoare annotation is: true [2019-12-07 11:51:31,314 INFO L246 CegarLoopResult]: For program point L43(lines 43 44) no Hoare annotation was computed. [2019-12-07 11:51:31,314 INFO L246 CegarLoopResult]: For program point L68(lines 68 84) no Hoare annotation was computed. [2019-12-07 11:51:31,321 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,322 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,324 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,326 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,327 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,327 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,327 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,327 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,327 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,327 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,328 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,328 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,330 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,330 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,330 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,330 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,330 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,330 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,331 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,332 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,332 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,332 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,332 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,332 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,333 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,335 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,336 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,336 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,337 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,340 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,340 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,340 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,340 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,341 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,342 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,342 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 11:51:31 BoogieIcfgContainer [2019-12-07 11:51:31,345 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 11:51:31,345 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 11:51:31,345 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 11:51:31,345 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 11:51:31,345 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 11:50:50" (3/4) ... [2019-12-07 11:51:31,348 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 11:51:31,356 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2019-12-07 11:51:31,357 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-12-07 11:51:31,357 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 11:51:31,376 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE()) == zero_log && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3.3554432E7)) == two25_log) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == \result [2019-12-07 11:51:31,376 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE()) == zero_log && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == x) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3.3554432E7)) == two25_log) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == \result [2019-12-07 11:51:31,377 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~bvadd64(~bvand32(2147483647bv32, ix), 2155872256bv32) == 0bv32 && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE()) == zero_log) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == x) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3.3554432E7)) == two25_log) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == \result [2019-12-07 11:51:31,407 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_10b1d990-157e-446f-b0ca-05312f9948b7/bin/uautomizer/witness.graphml [2019-12-07 11:51:31,408 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 11:51:31,409 INFO L168 Benchmark]: Toolchain (without parser) took 54402.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 952.4 MB in the beginning and 941.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 151.7 MB. Max. memory is 11.5 GB. [2019-12-07 11:51:31,409 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:51:31,410 INFO L168 Benchmark]: CACSL2BoogieTranslator took 227.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -183.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2019-12-07 11:51:31,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 11:51:31,410 INFO L168 Benchmark]: Boogie Preprocessor took 27.71 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 11:51:31,411 INFO L168 Benchmark]: RCFGBuilder took 12794.88 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: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. [2019-12-07 11:51:31,411 INFO L168 Benchmark]: TraceAbstraction took 41252.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 948.0 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.5 MB. Max. memory is 11.5 GB. [2019-12-07 11:51:31,411 INFO L168 Benchmark]: Witness Printer took 62.80 ms. Allocated memory is still 1.2 GB. Free memory was 948.0 MB in the beginning and 941.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 11:51:31,413 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 227.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 952.4 MB in the beginning and 1.1 GB in the end (delta: -183.5 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.71 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 12794.88 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: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 41252.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 948.0 MB in the end (delta: 145.5 MB). Peak memory consumption was 145.5 MB. Max. memory is 11.5 GB. * Witness Printer took 62.80 ms. Allocated memory is still 1.2 GB. Free memory was 948.0 MB in the beginning and 941.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - GenericResult: Unfinished Backtranslation unknown boogie variable currentRoundingMode - 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: 121]: 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: 32]: Loop Invariant [2019-12-07 11:51:31,418 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,418 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,418 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,419 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,419 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,419 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,419 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,419 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,420 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,420 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,420 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,420 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,421 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,421 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,421 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,422 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE()) == zero_log && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3.3554432E7)) == two25_log) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == \result - InvariantResult [Line: 13]: Loop Invariant [2019-12-07 11:51:31,422 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,422 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,422 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,423 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,423 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,423 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,423 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,423 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,424 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,424 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,424 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,424 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,424 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,425 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,426 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,426 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,426 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,426 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((((~bvadd64(~bvand32(2147483647bv32, ix), 2155872256bv32) == 0bv32 && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE()) == zero_log) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == x) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3.3554432E7)) == two25_log) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == \result - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant [2019-12-07 11:51:31,427 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,427 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,428 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,428 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,429 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: ((x == ~fp.neg~FLOAT(~Pluszero~LONGDOUBLE()) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE()) == zero_log) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3.3554432E7)) == two25_log) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 15]: Loop Invariant [2019-12-07 11:51:31,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,430 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,430 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,430 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,430 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-12-07 11:51:31,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode [2019-12-07 11:51:31,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable currentRoundingMode Derived loop invariant: (((~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~Pluszero~LONGDOUBLE()) == zero_log && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == x) && ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, ~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 3.3554432E7)) == two25_log) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 3.3554432E7))), ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, ~Pluszero~LONGDOUBLE())) == \result - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 33 locations, 1 error locations. Result: SAFE, OverallTime: 41.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 22.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 71 SDtfs, 49 SDslu, 207 SDs, 0 SdLazy, 134 SolverSat, 5 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 21.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 76 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 16.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred 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, 8 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 12 NumberOfFragments, 148 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 16.2s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 70 ConstructedInterpolants, 8 QuantifiedInterpolants, 5264 SizeOfPredicates, 15 NumberOfNonLiveVariables, 143 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...