./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0970b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0970b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/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 c2b759759a3d71804d881b2ee189e6dc13f7a855 .......................................................................................................................................................................................................................................................................................................... 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_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0970b.c -s /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/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 c2b759759a3d71804d881b2ee189e6dc13f7a855 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 23:10:12,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:10:12,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:10:12,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:10:12,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:10:12,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:10:12,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:10:12,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:10:12,363 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:10:12,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:10:12,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:10:12,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:10:12,366 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:10:12,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:10:12,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:10:12,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:10:12,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:10:12,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:10:12,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:10:12,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:10:12,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:10:12,376 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:10:12,377 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:10:12,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:10:12,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:10:12,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:10:12,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:10:12,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:10:12,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:10:12,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:10:12,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:10:12,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:10:12,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:10:12,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:10:12,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:10:12,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:10:12,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:10:12,389 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:10:12,389 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:10:12,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:10:12,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:10:12,391 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-15 23:10:12,404 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:10:12,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:10:12,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:10:12,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:10:12,406 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:10:12,407 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:10:12,407 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:10:12,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 23:10:12,407 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:10:12,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:10:12,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:10:12,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:10:12,409 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:10:12,409 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:10:12,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:10:12,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:10:12,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:10:12,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:10:12,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:10:12,410 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:10:12,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:10:12,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:10:12,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:10:12,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:10:12,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:10:12,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 23:10:12,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 23:10:12,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:10:12,412 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_14a8b449-4043-4b15-80f8-be082bbedaf3/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 -> c2b759759a3d71804d881b2ee189e6dc13f7a855 [2019-11-15 23:10:12,450 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:10:12,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:10:12,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:10:12,474 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:10:12,475 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:10:12,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0970b.c [2019-11-15 23:10:12,533 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data/7e4a99367/bf52da7fb3d34e8f833313d665dd2640/FLAGffe3b0130 [2019-11-15 23:10:12,900 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:10:12,901 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/sv-benchmarks/c/float-newlib/double_req_bl_0970b.c [2019-11-15 23:10:12,908 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data/7e4a99367/bf52da7fb3d34e8f833313d665dd2640/FLAGffe3b0130 [2019-11-15 23:10:13,304 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data/7e4a99367/bf52da7fb3d34e8f833313d665dd2640 [2019-11-15 23:10:13,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:10:13,311 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:10:13,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:10:13,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:10:13,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:10:13,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@219d31ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13, skipping insertion in model container [2019-11-15 23:10:13,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,327 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:10:13,366 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:10:13,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:10:13,636 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:10:13,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:10:13,716 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:10:13,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13 WrapperNode [2019-11-15 23:10:13,716 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:10:13,717 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:10:13,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:10:13,717 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:10:13,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,761 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:10:13,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:10:13,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:10:13,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:10:13,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,805 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... [2019-11-15 23:10:13,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:10:13,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:10:13,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:10:13,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:10:13,810 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/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 [2019-11-15 23:10:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:10:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-11-15 23:10:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 23:10:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-11-15 23:10:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:10:13,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:10:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 23:10:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 23:10:14,274 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:10:14,274 INFO L284 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-15 23:10:14,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:10:14 BoogieIcfgContainer [2019-11-15 23:10:14,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:10:14,281 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:10:14,281 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:10:14,283 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:10:14,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:10:13" (1/3) ... [2019-11-15 23:10:14,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f05b388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:10:14, skipping insertion in model container [2019-11-15 23:10:14,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:13" (2/3) ... [2019-11-15 23:10:14,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f05b388 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:10:14, skipping insertion in model container [2019-11-15 23:10:14,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:10:14" (3/3) ... [2019-11-15 23:10:14,286 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0970b.c [2019-11-15 23:10:14,293 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:10:14,300 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 23:10:14,309 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 23:10:14,330 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:10:14,330 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:10:14,331 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:10:14,331 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:10:14,331 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:10:14,331 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:10:14,331 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:10:14,331 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:10:14,344 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states. [2019-11-15 23:10:14,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 23:10:14,349 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:10:14,350 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:10:14,351 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:10:14,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:10:14,355 INFO L82 PathProgramCache]: Analyzing trace with hash 1032073611, now seen corresponding path program 1 times [2019-11-15 23:10:14,361 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:10:14,361 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313607712] [2019-11-15 23:10:14,361 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:10:14,361 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:10:14,361 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:10:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:10:14,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:10:14,466 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313607712] [2019-11-15 23:10:14,467 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:10:14,467 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 23:10:14,467 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818022028] [2019-11-15 23:10:14,471 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 23:10:14,471 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 23:10:14,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 23:10:14,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 23:10:14,486 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 2 states. [2019-11-15 23:10:14,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:10:14,506 INFO L93 Difference]: Finished difference Result 82 states and 136 transitions. [2019-11-15 23:10:14,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 23:10:14,507 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-11-15 23:10:14,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:10:14,517 INFO L225 Difference]: With dead ends: 82 [2019-11-15 23:10:14,517 INFO L226 Difference]: Without dead ends: 39 [2019-11-15 23:10:14,520 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 23:10:14,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-11-15 23:10:14,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-11-15 23:10:14,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-11-15 23:10:14,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 53 transitions. [2019-11-15 23:10:14,562 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 53 transitions. Word has length 10 [2019-11-15 23:10:14,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:10:14,562 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 53 transitions. [2019-11-15 23:10:14,562 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 23:10:14,562 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2019-11-15 23:10:14,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-15 23:10:14,564 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:10:14,565 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:10:14,565 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:10:14,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:10:14,565 INFO L82 PathProgramCache]: Analyzing trace with hash -1303233586, now seen corresponding path program 1 times [2019-11-15 23:10:14,566 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 23:10:14,566 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323166000] [2019-11-15 23:10:14,566 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:10:14,566 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 23:10:14,567 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 23:10:14,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:10:14,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-15 23:10:14,695 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-15 23:10:14,695 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-15 23:10:14,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:10:14 BoogieIcfgContainer [2019-11-15 23:10:14,728 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:10:14,728 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:10:14,728 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:10:14,728 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:10:14,729 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:10:14" (3/4) ... [2019-11-15 23:10:14,731 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-15 23:10:14,731 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:10:14,733 INFO L168 Benchmark]: Toolchain (without parser) took 1421.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -100.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2019-11-15 23:10:14,734 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:10:14,734 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -165.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:10:14,735 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:10:14,735 INFO L168 Benchmark]: Boogie Preprocessor took 47.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:10:14,736 INFO L168 Benchmark]: RCFGBuilder took 471.01 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2019-11-15 23:10:14,737 INFO L168 Benchmark]: TraceAbstraction took 446.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2019-11-15 23:10:14,737 INFO L168 Benchmark]: Witness Printer took 3.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:10:14,740 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 404.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 127.9 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -165.9 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 44.18 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 471.01 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: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 446.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Witness Printer took 3.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 175]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 161, overapproximation of bitwiseOr at line 132, overapproximation of someBinaryArithmeticDOUBLEoperation at line 133. Possible FailurePath: [L17-L26] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L28] static const double zero = 0.0; [L111-L114] static const double two54_log10 = 1.80143985094819840000e+16, ivln10_log10 = 4.34294481903251816668e-01, log10_2hi_log10 = 3.01029995663611771306e-01, log10_2lo_log10 = 3.69423907715893078616e-13; [L116] static const double zero_log10 = 0.0; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L170] double x = -1.0 / 0.0; [L119] double y, z; [L120] __int32_t i, k, hx; [L121] __uint32_t lx; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L124] ieee_double_shape_type ew_u; [L125] ew_u.value = (x) [L126] EXPR ew_u.parts.msw [L126] (hx) = ew_u.parts.msw [L127] EXPR ew_u.parts.lsw [L127] (lx) = ew_u.parts.lsw [L130] k = 0 VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L131] COND TRUE hx < 0x00100000 VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L132] COND TRUE ((hx & 0x7fffffff) | lx) == 0 [L133] return -two54_log10 / zero_log10; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L171] double res = __ieee754_log10(x); [L161] return x != x; VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] [L174] COND TRUE !isnan_double(res) [L175] __VERIFIER_error() VAL [ivln10_log10=108573620475812954167/250000000000000000000, Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, log10_2hi_log10=150514997831805885653/500000000000000000000, log10_2lo_log10=46177988464486634827/125000000000000000000000000000000, two54_log=18014398509481984, two54_log10=18014398509481984, zero=0, zero_log10=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 42 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 56 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=42occurred 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, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-11-15 23:10:16,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 23:10:16,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 23:10:16,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 23:10:16,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 23:10:16,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 23:10:16,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 23:10:16,896 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 23:10:16,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 23:10:16,902 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 23:10:16,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 23:10:16,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 23:10:16,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 23:10:16,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 23:10:16,908 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 23:10:16,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 23:10:16,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 23:10:16,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 23:10:16,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 23:10:16,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 23:10:16,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 23:10:16,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 23:10:16,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 23:10:16,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 23:10:16,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 23:10:16,932 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 23:10:16,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 23:10:16,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 23:10:16,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 23:10:16,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 23:10:16,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 23:10:16,934 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 23:10:16,935 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 23:10:16,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 23:10:16,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 23:10:16,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 23:10:16,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 23:10:16,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 23:10:16,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 23:10:16,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 23:10:16,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 23:10:16,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-15 23:10:16,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 23:10:16,969 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 23:10:16,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 23:10:16,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 23:10:16,971 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 23:10:16,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 23:10:16,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 23:10:16,971 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 23:10:16,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 23:10:16,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 23:10:16,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 23:10:16,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 23:10:16,972 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-15 23:10:16,972 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-15 23:10:16,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 23:10:16,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 23:10:16,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 23:10:16,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 23:10:16,973 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 23:10:16,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 23:10:16,974 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 23:10:16,987 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 23:10:16,987 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 23:10:16,988 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 23:10:16,988 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 23:10:16,988 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 23:10:16,988 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-15 23:10:16,988 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-15 23:10:16,989 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 23:10:16,989 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 23:10:16,989 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_14a8b449-4043-4b15-80f8-be082bbedaf3/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 -> c2b759759a3d71804d881b2ee189e6dc13f7a855 [2019-11-15 23:10:17,035 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 23:10:17,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 23:10:17,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 23:10:17,053 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 23:10:17,053 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 23:10:17,054 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/../../sv-benchmarks/c/float-newlib/double_req_bl_0970b.c [2019-11-15 23:10:17,110 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data/52f1b43ef/83c7a05e45b3482d98748d7d13db85bc/FLAG5acb6978f [2019-11-15 23:10:17,508 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 23:10:17,508 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/sv-benchmarks/c/float-newlib/double_req_bl_0970b.c [2019-11-15 23:10:17,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data/52f1b43ef/83c7a05e45b3482d98748d7d13db85bc/FLAG5acb6978f [2019-11-15 23:10:17,920 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/data/52f1b43ef/83c7a05e45b3482d98748d7d13db85bc [2019-11-15 23:10:17,922 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 23:10:17,923 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 23:10:17,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 23:10:17,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 23:10:17,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 23:10:17,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:10:17" (1/1) ... [2019-11-15 23:10:17,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c3f0bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:17, skipping insertion in model container [2019-11-15 23:10:17,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 11:10:17" (1/1) ... [2019-11-15 23:10:17,940 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 23:10:17,978 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 23:10:18,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:10:18,295 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 23:10:18,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 23:10:18,384 INFO L192 MainTranslator]: Completed translation [2019-11-15 23:10:18,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18 WrapperNode [2019-11-15 23:10:18,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 23:10:18,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 23:10:18,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 23:10:18,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 23:10:18,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... [2019-11-15 23:10:18,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... [2019-11-15 23:10:18,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 23:10:18,454 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 23:10:18,454 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 23:10:18,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 23:10:18,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... [2019-11-15 23:10:18,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... [2019-11-15 23:10:18,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... [2019-11-15 23:10:18,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... [2019-11-15 23:10:18,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... [2019-11-15 23:10:18,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... [2019-11-15 23:10:18,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... [2019-11-15 23:10:18,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 23:10:18,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 23:10:18,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 23:10:18,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 23:10:18,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/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 [2019-11-15 23:10:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2019-11-15 23:10:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2019-11-15 23:10:18,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 23:10:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-15 23:10:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 23:10:18,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 23:10:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-15 23:10:18,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 23:10:47,926 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 23:10:47,926 INFO L284 CfgBuilder]: Removed 22 assume(true) statements. [2019-11-15 23:10:47,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:10:47 BoogieIcfgContainer [2019-11-15 23:10:47,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 23:10:47,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 23:10:47,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 23:10:47,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 23:10:47,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 11:10:17" (1/3) ... [2019-11-15 23:10:47,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@664584fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:10:47, skipping insertion in model container [2019-11-15 23:10:47,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 11:10:18" (2/3) ... [2019-11-15 23:10:47,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@664584fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 11:10:47, skipping insertion in model container [2019-11-15 23:10:47,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:10:47" (3/3) ... [2019-11-15 23:10:47,934 INFO L109 eAbstractionObserver]: Analyzing ICFG double_req_bl_0970b.c [2019-11-15 23:10:47,943 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 23:10:47,950 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 23:10:47,960 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 23:10:47,980 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 23:10:47,981 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 23:10:47,981 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 23:10:47,981 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 23:10:47,981 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 23:10:47,981 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 23:10:47,981 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 23:10:47,981 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 23:10:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states. [2019-11-15 23:10:47,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 23:10:47,999 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:10:48,000 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:10:48,002 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:10:48,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:10:48,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1032073611, now seen corresponding path program 1 times [2019-11-15 23:10:48,014 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:10:48,014 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1159410224] [2019-11-15 23:10:48,014 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/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 [2019-11-15 23:10:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:10:48,950 INFO L256 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjunts are in the unsatisfiable core [2019-11-15 23:10:48,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:10:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:10:48,967 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:10:48,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:10:48,980 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1159410224] [2019-11-15 23:10:48,981 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:10:48,981 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-11-15 23:10:48,981 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284357757] [2019-11-15 23:10:48,984 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-15 23:10:48,985 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:10:48,993 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-15 23:10:48,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 23:10:48,996 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 2 states. [2019-11-15 23:10:49,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:10:49,014 INFO L93 Difference]: Finished difference Result 82 states and 136 transitions. [2019-11-15 23:10:49,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-15 23:10:49,015 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 10 [2019-11-15 23:10:49,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:10:49,026 INFO L225 Difference]: With dead ends: 82 [2019-11-15 23:10:49,026 INFO L226 Difference]: Without dead ends: 39 [2019-11-15 23:10:49,029 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-15 23:10:49,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-11-15 23:10:49,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-11-15 23:10:49,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-11-15 23:10:49,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 53 transitions. [2019-11-15 23:10:49,059 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 53 transitions. Word has length 10 [2019-11-15 23:10:49,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:10:49,060 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 53 transitions. [2019-11-15 23:10:49,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-15 23:10:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2019-11-15 23:10:49,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-15 23:10:49,061 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:10:49,061 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:10:49,278 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-11-15 23:10:49,279 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:10:49,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:10:49,280 INFO L82 PathProgramCache]: Analyzing trace with hash -1303233586, now seen corresponding path program 1 times [2019-11-15 23:10:49,281 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:10:49,281 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [291424624] [2019-11-15 23:10:49,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/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 [2019-11-15 23:10:50,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:10:50,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjunts are in the unsatisfiable core [2019-11-15 23:10:50,184 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:10:50,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:10:50,265 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:10:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:10:50,346 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [291424624] [2019-11-15 23:10:50,347 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:10:50,347 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-11-15 23:10:50,347 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523173033] [2019-11-15 23:10:50,349 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 23:10:50,349 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:10:50,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 23:10:50,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-15 23:10:50,350 INFO L87 Difference]: Start difference. First operand 39 states and 53 transitions. Second operand 6 states. [2019-11-15 23:10:51,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:10:51,918 INFO L93 Difference]: Finished difference Result 44 states and 57 transitions. [2019-11-15 23:10:51,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 23:10:51,951 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 11 [2019-11-15 23:10:51,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:10:51,952 INFO L225 Difference]: With dead ends: 44 [2019-11-15 23:10:51,952 INFO L226 Difference]: Without dead ends: 13 [2019-11-15 23:10:51,953 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-15 23:10:51,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2019-11-15 23:10:51,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2019-11-15 23:10:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2019-11-15 23:10:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 12 transitions. [2019-11-15 23:10:51,957 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 12 transitions. Word has length 11 [2019-11-15 23:10:51,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:10:51,957 INFO L462 AbstractCegarLoop]: Abstraction has 13 states and 12 transitions. [2019-11-15 23:10:51,957 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 23:10:51,958 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2019-11-15 23:10:51,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-15 23:10:51,958 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 23:10:51,959 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 23:10:52,178 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-11-15 23:10:52,178 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 23:10:52,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 23:10:52,179 INFO L82 PathProgramCache]: Analyzing trace with hash -1811167824, now seen corresponding path program 1 times [2019-11-15 23:10:52,180 INFO L157 tionRefinementEngine]: Executing refinement strategy WOLF [2019-11-15 23:10:52,180 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1435805760] [2019-11-15 23:10:52,180 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/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 [2019-11-15 23:10:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 23:10:53,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-15 23:10:53,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 23:10:53,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:10:53,199 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-15 23:10:55,648 WARN L838 $PredicateComparison]: unable to prove that (= (fp.div roundNearestTiesToEven (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (fp.sub roundNearestTiesToEven .cse0 .cse0)) (_ +zero 11 53)) (fp.div roundNearestTiesToEven (fp.sub roundNearestTiesToEven c_ULTIMATE.start___ieee754_log10_~x c_ULTIMATE.start___ieee754_log10_~x) c_~zero_log10~0)) is different from false [2019-11-15 23:10:57,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 23:10:57,819 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1435805760] [2019-11-15 23:10:57,820 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-15 23:10:57,820 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2019-11-15 23:10:57,820 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886961750] [2019-11-15 23:10:57,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-15 23:10:57,821 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-15 23:10:57,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-15 23:10:57,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=55, Unknown=1, NotChecked=14, Total=90 [2019-11-15 23:10:57,822 INFO L87 Difference]: Start difference. First operand 13 states and 12 transitions. Second operand 10 states. [2019-11-15 23:10:59,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 23:10:59,975 INFO L93 Difference]: Finished difference Result 13 states and 12 transitions. [2019-11-15 23:10:59,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 23:10:59,975 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 12 [2019-11-15 23:10:59,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 23:10:59,976 INFO L225 Difference]: With dead ends: 13 [2019-11-15 23:10:59,976 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 23:10:59,977 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=44, Invalid=91, Unknown=1, NotChecked=20, Total=156 [2019-11-15 23:10:59,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 23:10:59,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 23:10:59,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 23:10:59,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 23:10:59,978 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 12 [2019-11-15 23:10:59,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 23:10:59,978 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 23:10:59,978 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-15 23:10:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 23:10:59,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 23:11:00,188 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-11-15 23:11:00,191 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 23:11:00,333 INFO L439 ceAbstractionStarter]: At program point L35-2(lines 35 40) the Hoare annotation is: false [2019-11-15 23:11:00,333 INFO L443 ceAbstractionStarter]: For program point L35-3(lines 35 40) no Hoare annotation was computed. [2019-11-15 23:11:00,334 INFO L443 ceAbstractionStarter]: For program point L44(lines 44 45) no Hoare annotation was computed. [2019-11-15 23:11:00,334 INFO L443 ceAbstractionStarter]: For program point L69(lines 69 85) no Hoare annotation was computed. [2019-11-15 23:11:00,334 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 23:11:00,334 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 23:11:00,334 INFO L443 ceAbstractionStarter]: For program point L61-1(lines 61 66) no Hoare annotation was computed. [2019-11-15 23:11:00,335 INFO L439 ceAbstractionStarter]: At program point L61-2(lines 61 66) the Hoare annotation is: false [2019-11-15 23:11:00,335 INFO L443 ceAbstractionStarter]: For program point L61-3(lines 61 66) no Hoare annotation was computed. [2019-11-15 23:11:00,335 INFO L443 ceAbstractionStarter]: For program point L70(lines 70 77) no Hoare annotation was computed. [2019-11-15 23:11:00,335 INFO L439 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (and (= (_ +zero 11 53) ~zero_log10~0) (= ULTIMATE.start___ieee754_log10_~x .cse0) (= |ULTIMATE.start___ieee754_log10_#res| (fp.div roundNearestTiesToEven (fp.sub roundNearestTiesToEven .cse0 .cse0) (_ +zero 11 53))) (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53))) (= ((_ extract 63 32) v_skolemized_v_prenex_1_3) ULTIMATE.start___ieee754_log10_~hx~1))) (= (_ bv1 32) |ULTIMATE.start_isnan_double_#res|))) [2019-11-15 23:11:00,335 INFO L443 ceAbstractionStarter]: For program point L79(lines 79 84) no Hoare annotation was computed. [2019-11-15 23:11:00,335 INFO L443 ceAbstractionStarter]: For program point L46(lines 46 47) no Hoare annotation was computed. [2019-11-15 23:11:00,336 INFO L443 ceAbstractionStarter]: For program point L104(lines 104 107) no Hoare annotation was computed. [2019-11-15 23:11:00,336 INFO L443 ceAbstractionStarter]: For program point L71(lines 71 76) no Hoare annotation was computed. [2019-11-15 23:11:00,336 INFO L443 ceAbstractionStarter]: For program point L96(lines 96 108) no Hoare annotation was computed. [2019-11-15 23:11:00,336 INFO L446 ceAbstractionStarter]: At program point L179(lines 163 180) the Hoare annotation is: true [2019-11-15 23:11:00,336 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 175) no Hoare annotation was computed. [2019-11-15 23:11:00,337 INFO L443 ceAbstractionStarter]: For program point L138-1(lines 138 142) no Hoare annotation was computed. [2019-11-15 23:11:00,337 INFO L439 ceAbstractionStarter]: At program point L138-2(lines 138 142) the Hoare annotation is: false [2019-11-15 23:11:00,337 INFO L443 ceAbstractionStarter]: For program point L131(lines 131 143) no Hoare annotation was computed. [2019-11-15 23:11:00,337 INFO L443 ceAbstractionStarter]: For program point L131-1(lines 118 158) no Hoare annotation was computed. [2019-11-15 23:11:00,337 INFO L443 ceAbstractionStarter]: For program point L98(lines 98 102) no Hoare annotation was computed. [2019-11-15 23:11:00,337 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 23:11:00,337 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 128) no Hoare annotation was computed. [2019-11-15 23:11:00,338 INFO L439 ceAbstractionStarter]: At program point L123-2(lines 123 128) the Hoare annotation is: (and (= (_ +zero 11 53) ~zero_log10~0) (= ULTIMATE.start___ieee754_log10_~x (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) [2019-11-15 23:11:00,338 INFO L443 ceAbstractionStarter]: For program point L123-3(lines 123 128) no Hoare annotation was computed. [2019-11-15 23:11:00,338 INFO L439 ceAbstractionStarter]: At program point L107(lines 30 109) the Hoare annotation is: false [2019-11-15 23:11:00,338 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 133) no Hoare annotation was computed. [2019-11-15 23:11:00,338 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 23:11:00,339 INFO L439 ceAbstractionStarter]: At program point L157(lines 118 158) the Hoare annotation is: (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53)))) (and (= (_ +zero 11 53) ~zero_log10~0) (= ULTIMATE.start___ieee754_log10_~x .cse0) (= |ULTIMATE.start___ieee754_log10_#res| (fp.div roundNearestTiesToEven (fp.sub roundNearestTiesToEven .cse0 .cse0) (_ +zero 11 53))) (exists ((v_skolemized_v_prenex_1_3 (_ BitVec 64))) (and (= (fp ((_ extract 63 63) v_skolemized_v_prenex_1_3) ((_ extract 62 52) v_skolemized_v_prenex_1_3) ((_ extract 51 0) v_skolemized_v_prenex_1_3)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 11 53) roundNearestTiesToEven 1.0)) (_ +zero 11 53))) (= ((_ extract 63 32) v_skolemized_v_prenex_1_3) ULTIMATE.start___ieee754_log10_~hx~1))))) [2019-11-15 23:11:00,339 INFO L443 ceAbstractionStarter]: For program point L50-1(lines 50 54) no Hoare annotation was computed. [2019-11-15 23:11:00,339 INFO L439 ceAbstractionStarter]: At program point L50-2(lines 50 54) the Hoare annotation is: false [2019-11-15 23:11:00,339 INFO L443 ceAbstractionStarter]: For program point L174(lines 174 177) no Hoare annotation was computed. [2019-11-15 23:11:00,339 INFO L443 ceAbstractionStarter]: For program point L150-1(lines 150 155) no Hoare annotation was computed. [2019-11-15 23:11:00,339 INFO L439 ceAbstractionStarter]: At program point L150-2(lines 150 155) the Hoare annotation is: false [2019-11-15 23:11:00,340 INFO L443 ceAbstractionStarter]: For program point L150-3(lines 150 155) no Hoare annotation was computed. [2019-11-15 23:11:00,340 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-15 23:11:00,340 INFO L443 ceAbstractionStarter]: For program point L43(lines 43 55) no Hoare annotation was computed. [2019-11-15 23:11:00,340 INFO L443 ceAbstractionStarter]: For program point L43-1(lines 30 109) no Hoare annotation was computed. [2019-11-15 23:11:00,340 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 135) no Hoare annotation was computed. [2019-11-15 23:11:00,340 INFO L443 ceAbstractionStarter]: For program point L35-1(lines 35 40) no Hoare annotation was computed. [2019-11-15 23:11:00,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,366 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,367 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,374 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,374 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,374 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,375 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,375 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,376 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,377 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,378 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,378 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,379 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,379 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,379 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,380 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,381 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,381 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,382 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,383 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,387 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,388 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,389 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,389 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,391 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,392 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,392 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,393 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,393 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,394 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,403 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,406 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,407 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,409 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 11:11:00 BoogieIcfgContainer [2019-11-15 23:11:00,418 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 23:11:00,419 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 23:11:00,419 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 23:11:00,419 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 23:11:00,420 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 11:10:47" (3/4) ... [2019-11-15 23:11:00,423 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 23:11:00,435 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-11-15 23:11:00,436 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-11-15 23:11:00,457 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~Pluszero~LONGDOUBLE() == zero_log10 && x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_v_prenex_1_3[63:32] == hx) [2019-11-15 23:11:00,458 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((~Pluszero~LONGDOUBLE() == zero_log10 && x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_v_prenex_1_3[63:32] == hx)) && 1bv32 == \result [2019-11-15 23:11:00,529 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_14a8b449-4043-4b15-80f8-be082bbedaf3/bin/uautomizer/witness.graphml [2019-11-15 23:11:00,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 23:11:00,531 INFO L168 Benchmark]: Toolchain (without parser) took 42607.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 953.7 MB in the beginning and 968.6 MB in the end (delta: -14.9 MB). Peak memory consumption was 131.4 MB. Max. memory is 11.5 GB. [2019-11-15 23:11:00,532 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:11:00,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -182.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:11:00,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.83 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-15 23:11:00,533 INFO L168 Benchmark]: Boogie Preprocessor took 46.05 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 23:11:00,533 INFO L168 Benchmark]: RCFGBuilder took 29427.13 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: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 11.5 GB. [2019-11-15 23:11:00,534 INFO L168 Benchmark]: TraceAbstraction took 12490.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 975.1 MB in the end (delta: 113.8 MB). Peak memory consumption was 113.8 MB. Max. memory is 11.5 GB. [2019-11-15 23:11:00,534 INFO L168 Benchmark]: Witness Printer took 110.68 ms. Allocated memory is still 1.2 GB. Free memory was 975.1 MB in the beginning and 968.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-15 23:11:00,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 461.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -182.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.83 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.05 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 29427.13 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: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12490.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 975.1 MB in the end (delta: 113.8 MB). Peak memory consumption was 113.8 MB. Max. memory is 11.5 GB. * Witness Printer took 110.68 ms. Allocated memory is still 1.2 GB. Free memory was 975.1 MB in the beginning and 968.6 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 175]: 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: 50]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 161]: Loop Invariant [2019-11-15 23:11:00,546 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,549 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,550 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,551 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,551 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,551 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,551 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,551 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,551 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,552 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,553 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,553 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,553 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,553 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,553 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,554 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,554 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,554 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,555 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,555 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,555 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,556 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] Derived loop invariant: (((~Pluszero~LONGDOUBLE() == zero_log10 && x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_v_prenex_1_3[63:32] == hx)) && 1bv32 == \result - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant [2019-11-15 23:11:00,557 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,557 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,557 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,558 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,558 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,558 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,558 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,559 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,559 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,560 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,560 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,560 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,561 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,562 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,563 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,563 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,563 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,564 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,564 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,564 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,564 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] [2019-11-15 23:11:00,565 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,565 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,565 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_skolemized_v_prenex_1_3,QUANTIFIED] Derived loop invariant: ((~Pluszero~LONGDOUBLE() == zero_log10 && x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())) && \result == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.sub~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE())), ~Pluszero~LONGDOUBLE())) && (\exists v_skolemized_v_prenex_1_3 : bv64 :: ~fp~LONGDOUBLE(v_skolemized_v_prenex_1_3[63:63], v_skolemized_v_prenex_1_3[62:52], v_skolemized_v_prenex_1_3[51:0]) == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) && v_skolemized_v_prenex_1_3[63:32] == hx) - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 123]: Loop Invariant [2019-11-15 23:11:00,567 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,567 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,568 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2019-11-15 23:11:00,568 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~Pluszero~LONGDOUBLE() == zero_log10 && x == ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 150]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 42 locations, 1 error locations. Result: SAFE, OverallTime: 12.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 70 SDtfs, 31 SDslu, 26 SDs, 0 SdLazy, 21 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 46 SyntacticMatches, 3 SemanticMatches, 16 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 10 LocationsWithAnnotation, 10 PreInvPairs, 14 NumberOfFragments, 133 HoareAnnotationTreeSize, 10 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 10 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 60 ConstructedInterpolants, 9 QuantifiedInterpolants, 5084 SizeOfPredicates, 16 NumberOfNonLiveVariables, 141 ConjunctsInSsa, 19 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! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process Received shutdown request...