./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd8d3d35d33d053f2e3c181cc7c34f9c77c4e005 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd8d3d35d33d053f2e3c181cc7c34f9c77c4e005 ..................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 06:29:14,339 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:29:14,340 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:29:14,346 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 06:29:14,347 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 06:29:14,347 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 06:29:14,348 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 06:29:14,349 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 06:29:14,351 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 06:29:14,351 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 06:29:14,352 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 06:29:14,352 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:29:14,353 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:29:14,354 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:29:14,355 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:29:14,355 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:29:14,356 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:29:14,357 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:29:14,359 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:29:14,360 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:29:14,361 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:29:14,362 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:29:14,363 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:29:14,364 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:29:14,364 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:29:14,365 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:29:14,365 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:29:14,366 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:29:14,367 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:29:14,368 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:29:14,368 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:29:14,368 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:29:14,368 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:29:14,369 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:29:14,369 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:29:14,370 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:29:14,370 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 06:29:14,382 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:29:14,382 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:29:14,382 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:29:14,383 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:29:14,383 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:29:14,383 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:29:14,384 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:29:14,384 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:29:14,384 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 06:29:14,384 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:29:14,384 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:29:14,385 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:29:14,385 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:29:14,385 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:29:14,385 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:29:14,385 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:29:14,385 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:29:14,386 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:29:14,386 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:29:14,386 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:29:14,386 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:29:14,386 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:29:14,387 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:29:14,387 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:29:14,387 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:29:14,387 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:29:14,387 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 06:29:14,387 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:29:14,388 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 06:29:14,388 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak 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 -> Kojak 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 -> fd8d3d35d33d053f2e3c181cc7c34f9c77c4e005 [2018-11-23 06:29:14,415 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:29:14,425 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:29:14,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:29:14,430 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:29:14,430 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:29:14,431 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-11-23 06:29:14,483 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data/dd6c168f7/a0c800bd4ee44440998dca8dc4a59ffd/FLAG12a358266 [2018-11-23 06:29:14,833 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:29:14,834 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-11-23 06:29:14,839 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data/dd6c168f7/a0c800bd4ee44440998dca8dc4a59ffd/FLAG12a358266 [2018-11-23 06:29:15,244 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data/dd6c168f7/a0c800bd4ee44440998dca8dc4a59ffd [2018-11-23 06:29:15,246 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:29:15,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:29:15,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:29:15,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:29:15,249 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:29:15,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a7c9d5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15, skipping insertion in model container [2018-11-23 06:29:15,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:29:15,275 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:29:15,411 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:29:15,414 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:29:15,429 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:29:15,443 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:29:15,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15 WrapperNode [2018-11-23 06:29:15,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:29:15,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:29:15,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:29:15,445 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:29:15,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:29:15,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:29:15,477 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:29:15,478 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:29:15,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,486 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,541 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:29:15,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:29:15,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:29:15,543 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:29:15,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 06:29:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-23 06:29:15,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 06:29:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-23 06:29:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:29:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:29:15,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:29:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 06:29:15,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 06:29:15,772 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:29:15,773 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-11-23 06:29:15,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:29:15 BoogieIcfgContainer [2018-11-23 06:29:15,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:29:15,773 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:29:15,773 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:29:15,783 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:29:15,783 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:29:15" (1/1) ... [2018-11-23 06:29:15,790 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:29:15,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:29:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-23 06:29:15,820 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-23 06:29:15,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:29:15,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:29:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:29:15,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:29:15,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:29:15,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-23 06:29:15,897 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-23 06:29:15,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:29:15,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:29:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:29:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:29:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:29:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 06:29:16,037 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];havoc main_#res;havoc main_#t~ret8, main_#t~ret9, main_~x~0, main_~res~0;main_~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0);trunc_float_#in~x := main_~x~0;havoc trunc_float_#res;havoc trunc_float_#t~mem0, trunc_float_#t~union1, trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, trunc_float_#t~mem2, trunc_float_#t~union3, trunc_float_~#sf_u~0.base, trunc_float_~#sf_u~0.offset, trunc_float_#t~mem4, trunc_float_#t~union5, trunc_float_~#sf_u~1.base, trunc_float_~#sf_u~1.offset, trunc_float_~x, trunc_float_~signbit~0, trunc_float_~w~0, trunc_float_~exponent_less_127~0;trunc_float_~x := trunc_float_#in~x;havoc trunc_float_~signbit~0;havoc trunc_float_~w~0;havoc trunc_float_~exponent_less_127~0; VAL [ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_trunc_float_#in~x|=0.0] [?] call trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset := #Ultimate.alloc(4);call write~real(trunc_float_~x, trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, 4);call trunc_float_#t~mem0 := read~int(trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, 4);trunc_float_~w~0 := (if trunc_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then trunc_float_#t~mem0 % 4294967296 % 4294967296 else trunc_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296);call write~real(trunc_float_#t~union1, trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, 4);havoc trunc_float_#t~mem0;havoc trunc_float_#t~union1;call ULTIMATE.dealloc(trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset);havoc trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset; VAL [ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_trunc_float_#in~x|=0.0] [?] goto; VAL [ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_trunc_float_#in~x|=0.0] [?] trunc_float_~signbit~0 := (if ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 <= 2147483647 then ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 else ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 - 4294967296);trunc_float_~exponent_less_127~0 := ~bitwiseAnd(trunc_float_~w~0, 2139095040) / 8388608 - 127; VAL [ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~exponent_less_127~0=255, ULTIMATE.start_trunc_float_~signbit~0=535, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_trunc_float_#in~x|=0.0] [?] assume !(trunc_float_~exponent_less_127~0 < 23); VAL [ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~exponent_less_127~0=255, ULTIMATE.start_trunc_float_~signbit~0=535, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_trunc_float_#in~x|=0.0] [?] assume 255 == trunc_float_~exponent_less_127~0;trunc_float_#res := ~someBinaryArithmeticFLOAToperation(trunc_float_~x, trunc_float_~x); VAL [ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~exponent_less_127~0=255, ULTIMATE.start_trunc_float_~signbit~0=535, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_trunc_float_#in~x|=0.0] [?] main_#t~ret8 := trunc_float_#res;main_~res~0 := main_#t~ret8;havoc main_#t~ret8;isinf_float_#in~x := main_~res~0;havoc isinf_float_#res;havoc isinf_float_#t~mem6, isinf_float_#t~union7, isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, isinf_float_~x, isinf_float_~ix~0;isinf_float_~x := isinf_float_#in~x;havoc isinf_float_~ix~0; VAL [ULTIMATE.start_isinf_float_~x=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~exponent_less_127~0=255, ULTIMATE.start_trunc_float_~signbit~0=535, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_isinf_float_#in~x|=1.0, |ULTIMATE.start_trunc_float_#in~x|=0.0, |ULTIMATE.start_trunc_float_#res|=1.0] [?] call isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset := #Ultimate.alloc(4);call write~real(isinf_float_~x, isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, 4);call isinf_float_#t~mem6 := read~int(isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, 4);isinf_float_~ix~0 := (if isinf_float_#t~mem6 % 4294967296 % 4294967296 <= 2147483647 then isinf_float_#t~mem6 % 4294967296 % 4294967296 else isinf_float_#t~mem6 % 4294967296 % 4294967296 - 4294967296);call write~real(isinf_float_#t~union7, isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, 4);havoc isinf_float_#t~mem6;havoc isinf_float_#t~union7;call ULTIMATE.dealloc(isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset);havoc isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset; VAL [ULTIMATE.start_isinf_float_~ix~0=5920, ULTIMATE.start_isinf_float_~x=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~exponent_less_127~0=255, ULTIMATE.start_trunc_float_~signbit~0=535, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_isinf_float_#in~x|=1.0, |ULTIMATE.start_trunc_float_#in~x|=0.0, |ULTIMATE.start_trunc_float_#res|=1.0] [?] goto; VAL [ULTIMATE.start_isinf_float_~ix~0=5920, ULTIMATE.start_isinf_float_~x=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~exponent_less_127~0=255, ULTIMATE.start_trunc_float_~signbit~0=535, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_isinf_float_#in~x|=1.0, |ULTIMATE.start_trunc_float_#in~x|=0.0, |ULTIMATE.start_trunc_float_#res|=1.0] [?] isinf_float_~ix~0 := ~bitwiseAnd(isinf_float_~ix~0, 2147483647);isinf_float_#res := (if 2139095040 == isinf_float_~ix~0 then 1 else 0);main_#t~ret9 := isinf_float_#res;assume -2147483648 <= main_#t~ret9 && main_#t~ret9 <= 2147483647; VAL [ULTIMATE.start_isinf_float_~ix~0=10, ULTIMATE.start_isinf_float_~x=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~exponent_less_127~0=255, ULTIMATE.start_trunc_float_~signbit~0=535, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_isinf_float_#in~x|=1.0, |ULTIMATE.start_isinf_float_#res|=0, |ULTIMATE.start_main_#t~ret9|=0, |ULTIMATE.start_trunc_float_#in~x|=0.0, |ULTIMATE.start_trunc_float_#res|=1.0] [?] assume 0 == main_#t~ret9;havoc main_#t~ret9; VAL [ULTIMATE.start_isinf_float_~ix~0=10, ULTIMATE.start_isinf_float_~x=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~exponent_less_127~0=255, ULTIMATE.start_trunc_float_~signbit~0=535, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_isinf_float_#in~x|=1.0, |ULTIMATE.start_isinf_float_#res|=0, |ULTIMATE.start_trunc_float_#in~x|=0.0, |ULTIMATE.start_trunc_float_#res|=1.0] [?] assume !false; VAL [ULTIMATE.start_isinf_float_~ix~0=10, ULTIMATE.start_isinf_float_~x=1.0, ULTIMATE.start_main_~res~0=1.0, ULTIMATE.start_main_~x~0=0.0, ULTIMATE.start_trunc_float_~exponent_less_127~0=255, ULTIMATE.start_trunc_float_~signbit~0=535, ULTIMATE.start_trunc_float_~w~0=281, ULTIMATE.start_trunc_float_~x=0.0, |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_isinf_float_#in~x|=1.0, |ULTIMATE.start_isinf_float_#res|=0, |ULTIMATE.start_trunc_float_#in~x|=0.0, |ULTIMATE.start_trunc_float_#res|=1.0] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret8, main_#t~ret9, main_~x~0, main_~res~0; [L61] main_~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); [L62] trunc_float_#in~x := main_~x~0; [L62] havoc trunc_float_#res; [L62] havoc trunc_float_#t~mem0, trunc_float_#t~union1, trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, trunc_float_#t~mem2, trunc_float_#t~union3, trunc_float_~#sf_u~0.base, trunc_float_~#sf_u~0.offset, trunc_float_#t~mem4, trunc_float_#t~union5, trunc_float_~#sf_u~1.base, trunc_float_~#sf_u~1.offset, trunc_float_~x, trunc_float_~signbit~0, trunc_float_~w~0, trunc_float_~exponent_less_127~0; [L11-L40] trunc_float_~x := trunc_float_#in~x; [L12] havoc trunc_float_~signbit~0; [L12] havoc trunc_float_~w~0; [L12] havoc trunc_float_~exponent_less_127~0; VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~x=0.0] [L14] call trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L15] call write~real(trunc_float_~x, trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, 4); [L16] call trunc_float_#t~mem0 := read~int(trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, 4); [L16] trunc_float_~w~0 := (if trunc_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then trunc_float_#t~mem0 % 4294967296 % 4294967296 else trunc_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L16] call write~real(trunc_float_#t~union1, trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, 4); [L16] havoc trunc_float_#t~mem0; [L16] havoc trunc_float_#t~union1; [L14] call ULTIMATE.dealloc(trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset); [L14] havoc trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~w~0=281, trunc_float_~x=0.0] [L18] trunc_float_~signbit~0 := (if ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 <= 2147483647 then ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 else ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 - 4294967296); [L19] trunc_float_~exponent_less_127~0 := ~bitwiseAnd(trunc_float_~w~0, 2139095040) / 8388608 - 127; VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L20-L38] assume !(trunc_float_~exponent_less_127~0 < 23); VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L36-L37] assume 255 == trunc_float_~exponent_less_127~0; [L37] trunc_float_#res := ~someBinaryArithmeticFLOAToperation(trunc_float_~x, trunc_float_~x); VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L62] main_#t~ret8 := trunc_float_#res; [L62] main_~res~0 := main_#t~ret8; [L62] havoc main_#t~ret8; [L65] isinf_float_#in~x := main_~res~0; [L65] havoc isinf_float_#res; [L65] havoc isinf_float_#t~mem6, isinf_float_#t~union7, isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, isinf_float_~x, isinf_float_~ix~0; [L43-L52] isinf_float_~x := isinf_float_#in~x; [L44] havoc isinf_float_~ix~0; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L46] call isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset := #Ultimate.alloc(4); [L47] call write~real(isinf_float_~x, isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, 4); [L48] call isinf_float_#t~mem6 := read~int(isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, 4); [L48] isinf_float_~ix~0 := (if isinf_float_#t~mem6 % 4294967296 % 4294967296 <= 2147483647 then isinf_float_#t~mem6 % 4294967296 % 4294967296 else isinf_float_#t~mem6 % 4294967296 % 4294967296 - 4294967296); [L48] call write~real(isinf_float_#t~union7, isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, 4); [L48] havoc isinf_float_#t~mem6; [L48] havoc isinf_float_#t~union7; [L46] call ULTIMATE.dealloc(isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset); [L46] havoc isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_~ix~0=5920, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L50] isinf_float_~ix~0 := ~bitwiseAnd(isinf_float_~ix~0, 2147483647); [L51] isinf_float_#res := (if 2139095040 == isinf_float_~ix~0 then 1 else 0); [L65] main_#t~ret9 := isinf_float_#res; [L65] assume -2147483648 <= main_#t~ret9 && main_#t~ret9 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_#t~ret9=0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L65-L68] assume 0 == main_#t~ret9; [L65] havoc main_#t~ret9; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L66] assert false; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] havoc main_#res; [?] havoc main_#t~ret8, main_#t~ret9, main_~x~0, main_~res~0; [L61] main_~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); [L62] trunc_float_#in~x := main_~x~0; [L62] havoc trunc_float_#res; [L62] havoc trunc_float_#t~mem0, trunc_float_#t~union1, trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, trunc_float_#t~mem2, trunc_float_#t~union3, trunc_float_~#sf_u~0.base, trunc_float_~#sf_u~0.offset, trunc_float_#t~mem4, trunc_float_#t~union5, trunc_float_~#sf_u~1.base, trunc_float_~#sf_u~1.offset, trunc_float_~x, trunc_float_~signbit~0, trunc_float_~w~0, trunc_float_~exponent_less_127~0; [L11-L40] trunc_float_~x := trunc_float_#in~x; [L12] havoc trunc_float_~signbit~0; [L12] havoc trunc_float_~w~0; [L12] havoc trunc_float_~exponent_less_127~0; VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~x=0.0] [L14] call trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset := #Ultimate.alloc(4); [L15] call write~real(trunc_float_~x, trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, 4); [L16] call trunc_float_#t~mem0 := read~int(trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, 4); [L16] trunc_float_~w~0 := (if trunc_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then trunc_float_#t~mem0 % 4294967296 % 4294967296 else trunc_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L16] call write~real(trunc_float_#t~union1, trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset, 4); [L16] havoc trunc_float_#t~mem0; [L16] havoc trunc_float_#t~union1; [L14] call ULTIMATE.dealloc(trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset); [L14] havoc trunc_float_~#gf_u~0.base, trunc_float_~#gf_u~0.offset; VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~w~0=281, trunc_float_~x=0.0] [L18] trunc_float_~signbit~0 := (if ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 <= 2147483647 then ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 else ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 - 4294967296); [L19] trunc_float_~exponent_less_127~0 := ~bitwiseAnd(trunc_float_~w~0, 2139095040) / 8388608 - 127; VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L20-L38] assume !(trunc_float_~exponent_less_127~0 < 23); VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L36-L37] assume 255 == trunc_float_~exponent_less_127~0; [L37] trunc_float_#res := ~someBinaryArithmeticFLOAToperation(trunc_float_~x, trunc_float_~x); VAL [#NULL.base=0, #NULL.offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L62] main_#t~ret8 := trunc_float_#res; [L62] main_~res~0 := main_#t~ret8; [L62] havoc main_#t~ret8; [L65] isinf_float_#in~x := main_~res~0; [L65] havoc isinf_float_#res; [L65] havoc isinf_float_#t~mem6, isinf_float_#t~union7, isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, isinf_float_~x, isinf_float_~ix~0; [L43-L52] isinf_float_~x := isinf_float_#in~x; [L44] havoc isinf_float_~ix~0; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L46] call isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset := #Ultimate.alloc(4); [L47] call write~real(isinf_float_~x, isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, 4); [L48] call isinf_float_#t~mem6 := read~int(isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, 4); [L48] isinf_float_~ix~0 := (if isinf_float_#t~mem6 % 4294967296 % 4294967296 <= 2147483647 then isinf_float_#t~mem6 % 4294967296 % 4294967296 else isinf_float_#t~mem6 % 4294967296 % 4294967296 - 4294967296); [L48] call write~real(isinf_float_#t~union7, isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset, 4); [L48] havoc isinf_float_#t~mem6; [L48] havoc isinf_float_#t~union7; [L46] call ULTIMATE.dealloc(isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset); [L46] havoc isinf_float_~#gf_u~1.base, isinf_float_~#gf_u~1.offset; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_~ix~0=5920, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L50] isinf_float_~ix~0 := ~bitwiseAnd(isinf_float_~ix~0, 2147483647); [L51] isinf_float_#res := (if 2139095040 == isinf_float_~ix~0 then 1 else 0); [L65] main_#t~ret9 := isinf_float_#res; [L65] assume -2147483648 <= main_#t~ret9 && main_#t~ret9 <= 2147483647; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_#t~ret9=0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L65-L68] assume 0 == main_#t~ret9; [L65] havoc main_#t~ret9; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L66] assert false; VAL [#NULL.base=0, #NULL.offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret8, main_#t~ret9, main_~x~0, main_~res~0; [L61] main_~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); [L62] trunc_float_#in~x := main_~x~0; [L62] havoc trunc_float_#res; [L62] havoc trunc_float_#t~mem0, trunc_float_#t~union1, trunc_float_~#gf_u~0, trunc_float_#t~mem2, trunc_float_#t~union3, trunc_float_~#sf_u~0, trunc_float_#t~mem4, trunc_float_#t~union5, trunc_float_~#sf_u~1, trunc_float_~x, trunc_float_~signbit~0, trunc_float_~w~0, trunc_float_~exponent_less_127~0; [L11-L40] trunc_float_~x := trunc_float_#in~x; [L12] havoc trunc_float_~signbit~0; [L12] havoc trunc_float_~w~0; [L12] havoc trunc_float_~exponent_less_127~0; VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~x=0.0] [L14] FCALL call trunc_float_~#gf_u~0 := #Ultimate.alloc(4); [L15] FCALL call write~real(trunc_float_~x, { base: trunc_float_~#gf_u~0!base, offset: trunc_float_~#gf_u~0!offset }, 4); [L16] FCALL call trunc_float_#t~mem0 := read~int({ base: trunc_float_~#gf_u~0!base, offset: trunc_float_~#gf_u~0!offset }, 4); [L16] trunc_float_~w~0 := (if trunc_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then trunc_float_#t~mem0 % 4294967296 % 4294967296 else trunc_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L16] FCALL call write~real(trunc_float_#t~union1, { base: trunc_float_~#gf_u~0!base, offset: trunc_float_~#gf_u~0!offset }, 4); [L16] havoc trunc_float_#t~mem0; [L16] havoc trunc_float_#t~union1; [L14] FCALL call ULTIMATE.dealloc(trunc_float_~#gf_u~0); [L14] havoc trunc_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~w~0=281, trunc_float_~x=0.0] [L18] trunc_float_~signbit~0 := (if ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 <= 2147483647 then ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 else ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 - 4294967296); [L19] trunc_float_~exponent_less_127~0 := ~bitwiseAnd(trunc_float_~w~0, 2139095040) / 8388608 - 127; VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L20] COND FALSE !(trunc_float_~exponent_less_127~0 < 23) VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L36] COND TRUE 255 == trunc_float_~exponent_less_127~0 [L37] trunc_float_#res := ~someBinaryArithmeticFLOAToperation(trunc_float_~x, trunc_float_~x); VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L62] main_#t~ret8 := trunc_float_#res; [L62] main_~res~0 := main_#t~ret8; [L62] havoc main_#t~ret8; [L65] isinf_float_#in~x := main_~res~0; [L65] havoc isinf_float_#res; [L65] havoc isinf_float_#t~mem6, isinf_float_#t~union7, isinf_float_~#gf_u~1, isinf_float_~x, isinf_float_~ix~0; [L43-L52] isinf_float_~x := isinf_float_#in~x; [L44] havoc isinf_float_~ix~0; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L46] FCALL call isinf_float_~#gf_u~1 := #Ultimate.alloc(4); [L47] FCALL call write~real(isinf_float_~x, { base: isinf_float_~#gf_u~1!base, offset: isinf_float_~#gf_u~1!offset }, 4); [L48] FCALL call isinf_float_#t~mem6 := read~int({ base: isinf_float_~#gf_u~1!base, offset: isinf_float_~#gf_u~1!offset }, 4); [L48] isinf_float_~ix~0 := (if isinf_float_#t~mem6 % 4294967296 % 4294967296 <= 2147483647 then isinf_float_#t~mem6 % 4294967296 % 4294967296 else isinf_float_#t~mem6 % 4294967296 % 4294967296 - 4294967296); [L48] FCALL call write~real(isinf_float_#t~union7, { base: isinf_float_~#gf_u~1!base, offset: isinf_float_~#gf_u~1!offset }, 4); [L48] havoc isinf_float_#t~mem6; [L48] havoc isinf_float_#t~union7; [L46] FCALL call ULTIMATE.dealloc(isinf_float_~#gf_u~1); [L46] havoc isinf_float_~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_~ix~0=5920, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L50] isinf_float_~ix~0 := ~bitwiseAnd(isinf_float_~ix~0, 2147483647); [L51] isinf_float_#res := (if 2139095040 == isinf_float_~ix~0 then 1 else 0); [L65] main_#t~ret9 := isinf_float_#res; [L65] assume -2147483648 <= main_#t~ret9 && main_#t~ret9 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_#t~ret9=0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L65] COND TRUE 0 == main_#t~ret9 [L65] havoc main_#t~ret9; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L66] assert false; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] havoc main_#res; [?] havoc main_#t~ret8, main_#t~ret9, main_~x~0, main_~res~0; [L61] main_~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); [L62] trunc_float_#in~x := main_~x~0; [L62] havoc trunc_float_#res; [L62] havoc trunc_float_#t~mem0, trunc_float_#t~union1, trunc_float_~#gf_u~0, trunc_float_#t~mem2, trunc_float_#t~union3, trunc_float_~#sf_u~0, trunc_float_#t~mem4, trunc_float_#t~union5, trunc_float_~#sf_u~1, trunc_float_~x, trunc_float_~signbit~0, trunc_float_~w~0, trunc_float_~exponent_less_127~0; [L11-L40] trunc_float_~x := trunc_float_#in~x; [L12] havoc trunc_float_~signbit~0; [L12] havoc trunc_float_~w~0; [L12] havoc trunc_float_~exponent_less_127~0; VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~x=0.0] [L14] FCALL call trunc_float_~#gf_u~0 := #Ultimate.alloc(4); [L15] FCALL call write~real(trunc_float_~x, { base: trunc_float_~#gf_u~0!base, offset: trunc_float_~#gf_u~0!offset }, 4); [L16] FCALL call trunc_float_#t~mem0 := read~int({ base: trunc_float_~#gf_u~0!base, offset: trunc_float_~#gf_u~0!offset }, 4); [L16] trunc_float_~w~0 := (if trunc_float_#t~mem0 % 4294967296 % 4294967296 <= 2147483647 then trunc_float_#t~mem0 % 4294967296 % 4294967296 else trunc_float_#t~mem0 % 4294967296 % 4294967296 - 4294967296); [L16] FCALL call write~real(trunc_float_#t~union1, { base: trunc_float_~#gf_u~0!base, offset: trunc_float_~#gf_u~0!offset }, 4); [L16] havoc trunc_float_#t~mem0; [L16] havoc trunc_float_#t~union1; [L14] FCALL call ULTIMATE.dealloc(trunc_float_~#gf_u~0); [L14] havoc trunc_float_~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~w~0=281, trunc_float_~x=0.0] [L18] trunc_float_~signbit~0 := (if ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 <= 2147483647 then ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 else ~bitwiseAnd(trunc_float_~w~0, 2147483648) % 4294967296 % 4294967296 - 4294967296); [L19] trunc_float_~exponent_less_127~0 := ~bitwiseAnd(trunc_float_~w~0, 2139095040) / 8388608 - 127; VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L20] COND FALSE !(trunc_float_~exponent_less_127~0 < 23) VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L36] COND TRUE 255 == trunc_float_~exponent_less_127~0 [L37] trunc_float_#res := ~someBinaryArithmeticFLOAToperation(trunc_float_~x, trunc_float_~x); VAL [#NULL!base=0, #NULL!offset=0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L62] main_#t~ret8 := trunc_float_#res; [L62] main_~res~0 := main_#t~ret8; [L62] havoc main_#t~ret8; [L65] isinf_float_#in~x := main_~res~0; [L65] havoc isinf_float_#res; [L65] havoc isinf_float_#t~mem6, isinf_float_#t~union7, isinf_float_~#gf_u~1, isinf_float_~x, isinf_float_~ix~0; [L43-L52] isinf_float_~x := isinf_float_#in~x; [L44] havoc isinf_float_~ix~0; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L46] FCALL call isinf_float_~#gf_u~1 := #Ultimate.alloc(4); [L47] FCALL call write~real(isinf_float_~x, { base: isinf_float_~#gf_u~1!base, offset: isinf_float_~#gf_u~1!offset }, 4); [L48] FCALL call isinf_float_#t~mem6 := read~int({ base: isinf_float_~#gf_u~1!base, offset: isinf_float_~#gf_u~1!offset }, 4); [L48] isinf_float_~ix~0 := (if isinf_float_#t~mem6 % 4294967296 % 4294967296 <= 2147483647 then isinf_float_#t~mem6 % 4294967296 % 4294967296 else isinf_float_#t~mem6 % 4294967296 % 4294967296 - 4294967296); [L48] FCALL call write~real(isinf_float_#t~union7, { base: isinf_float_~#gf_u~1!base, offset: isinf_float_~#gf_u~1!offset }, 4); [L48] havoc isinf_float_#t~mem6; [L48] havoc isinf_float_#t~union7; [L46] FCALL call ULTIMATE.dealloc(isinf_float_~#gf_u~1); [L46] havoc isinf_float_~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_~ix~0=5920, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L50] isinf_float_~ix~0 := ~bitwiseAnd(isinf_float_~ix~0, 2147483647); [L51] isinf_float_#res := (if 2139095040 == isinf_float_~ix~0 then 1 else 0); [L65] main_#t~ret9 := isinf_float_#res; [L65] assume -2147483648 <= main_#t~ret9 && main_#t~ret9 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_#t~ret9=0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L65] COND TRUE 0 == main_#t~ret9 [L65] havoc main_#t~ret9; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [L66] assert false; VAL [#NULL!base=0, #NULL!offset=0, isinf_float_#in~x=1.0, isinf_float_#res=0, isinf_float_~ix~0=10, isinf_float_~x=1.0, main_~res~0=1.0, main_~x~0=0.0, trunc_float_#in~x=0.0, trunc_float_#res=1.0, trunc_float_~exponent_less_127~0=255, trunc_float_~signbit~0=535, trunc_float_~w~0=281, trunc_float_~x=0.0] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L61] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); [L11-L40] ~x := #in~x; [L12] havoc ~signbit~0; [L12] havoc ~w~0; [L12] havoc ~exponent_less_127~0; VAL [#NULL!base=0, #NULL!offset=0] [L14] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L15] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L16] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L16] ~w~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L16] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L16] havoc #t~mem0; [L16] havoc #t~union1; [L14] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L14] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L18] ~signbit~0 := (if ~bitwiseAnd(~w~0, 2147483648) % 4294967296 % 4294967296 <= 2147483647 then ~bitwiseAnd(~w~0, 2147483648) % 4294967296 % 4294967296 else ~bitwiseAnd(~w~0, 2147483648) % 4294967296 % 4294967296 - 4294967296); [L19] ~exponent_less_127~0 := ~bitwiseAnd(~w~0, 2139095040) / 8388608 - 127; VAL [#NULL!base=0, #NULL!offset=0] [L20] COND FALSE !(~exponent_less_127~0 < 23) VAL [#NULL!base=0, #NULL!offset=0] [L36] COND TRUE 255 == ~exponent_less_127~0 [L37] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#NULL!base=0, #NULL!offset=0] [L62] ~res~0 := #t~ret8; [L62] havoc #t~ret8; [L43-L52] ~x := #in~x; [L44] havoc ~ix~0; VAL [#NULL!base=0, #NULL!offset=0] [L46] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L47] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L48] FCALL call #t~mem6 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L48] ~ix~0 := (if #t~mem6 % 4294967296 % 4294967296 <= 2147483647 then #t~mem6 % 4294967296 % 4294967296 else #t~mem6 % 4294967296 % 4294967296 - 4294967296); [L48] FCALL call write~real(#t~union7, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L48] havoc #t~mem6; [L48] havoc #t~union7; [L46] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L46] havoc ~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0] [L50] ~ix~0 := ~bitwiseAnd(~ix~0, 2147483647); [L51] #res := (if 2139095040 == ~ix~0 then 1 else 0); [L65] assume -2147483648 <= #t~ret9 && #t~ret9 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L65] COND TRUE 0 == #t~ret9 [L65] havoc #t~ret9; VAL [#NULL!base=0, #NULL!offset=0] [L66] assert false; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L61] ~x~0 := ~someBinaryArithmeticFLOAToperation(~someUnaryFLOAToperation(1.0), 0.0); [L11-L40] ~x := #in~x; [L12] havoc ~signbit~0; [L12] havoc ~w~0; [L12] havoc ~exponent_less_127~0; VAL [#NULL!base=0, #NULL!offset=0] [L14] FCALL call ~#gf_u~0 := #Ultimate.alloc(4); [L15] FCALL call write~real(~x, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L16] FCALL call #t~mem0 := read~int({ base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L16] ~w~0 := (if #t~mem0 % 4294967296 % 4294967296 <= 2147483647 then #t~mem0 % 4294967296 % 4294967296 else #t~mem0 % 4294967296 % 4294967296 - 4294967296); [L16] FCALL call write~real(#t~union1, { base: ~#gf_u~0!base, offset: ~#gf_u~0!offset }, 4); [L16] havoc #t~mem0; [L16] havoc #t~union1; [L14] FCALL call ULTIMATE.dealloc(~#gf_u~0); [L14] havoc ~#gf_u~0; VAL [#NULL!base=0, #NULL!offset=0] [L18] ~signbit~0 := (if ~bitwiseAnd(~w~0, 2147483648) % 4294967296 % 4294967296 <= 2147483647 then ~bitwiseAnd(~w~0, 2147483648) % 4294967296 % 4294967296 else ~bitwiseAnd(~w~0, 2147483648) % 4294967296 % 4294967296 - 4294967296); [L19] ~exponent_less_127~0 := ~bitwiseAnd(~w~0, 2139095040) / 8388608 - 127; VAL [#NULL!base=0, #NULL!offset=0] [L20] COND FALSE !(~exponent_less_127~0 < 23) VAL [#NULL!base=0, #NULL!offset=0] [L36] COND TRUE 255 == ~exponent_less_127~0 [L37] #res := ~someBinaryArithmeticFLOAToperation(~x, ~x); VAL [#NULL!base=0, #NULL!offset=0] [L62] ~res~0 := #t~ret8; [L62] havoc #t~ret8; [L43-L52] ~x := #in~x; [L44] havoc ~ix~0; VAL [#NULL!base=0, #NULL!offset=0] [L46] FCALL call ~#gf_u~1 := #Ultimate.alloc(4); [L47] FCALL call write~real(~x, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L48] FCALL call #t~mem6 := read~int({ base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L48] ~ix~0 := (if #t~mem6 % 4294967296 % 4294967296 <= 2147483647 then #t~mem6 % 4294967296 % 4294967296 else #t~mem6 % 4294967296 % 4294967296 - 4294967296); [L48] FCALL call write~real(#t~union7, { base: ~#gf_u~1!base, offset: ~#gf_u~1!offset }, 4); [L48] havoc #t~mem6; [L48] havoc #t~union7; [L46] FCALL call ULTIMATE.dealloc(~#gf_u~1); [L46] havoc ~#gf_u~1; VAL [#NULL!base=0, #NULL!offset=0] [L50] ~ix~0 := ~bitwiseAnd(~ix~0, 2147483647); [L51] #res := (if 2139095040 == ~ix~0 then 1 else 0); [L65] assume -2147483648 <= #t~ret9 && #t~ret9 <= 2147483647; VAL [#NULL!base=0, #NULL!offset=0] [L65] COND TRUE 0 == #t~ret9 [L65] havoc #t~ret9; VAL [#NULL!base=0, #NULL!offset=0] [L66] assert false; VAL [#NULL!base=0, #NULL!offset=0] [L61] float x = -1.0f / 0.0f; [L12] __int32_t signbit, w, exponent_less_127; [L14] ieee_float_shape_type gf_u; [L15] gf_u.value = (x) [L16] EXPR gf_u.word [L16] (w) = gf_u.word [L18] signbit = w & 0x80000000 [L19] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L20] COND FALSE !(exponent_less_127 < 23) [L36] COND TRUE exponent_less_127 == 255 [L37] return x + x; [L62] float res = trunc_float(x); [L44] __int32_t ix; [L46] ieee_float_shape_type gf_u; [L47] gf_u.value = (x) [L48] EXPR gf_u.word [L48] (ix) = gf_u.word [L50] ix &= 0x7fffffff [L51] return ((ix) == 0x7f800000L); [L65] COND TRUE !isinf_float(res) [L66] __VERIFIER_error() ----- [2018-11-23 06:29:16,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:29:16 ImpRootNode [2018-11-23 06:29:16,079 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:29:16,079 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:29:16,079 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:29:16,079 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:29:16,079 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:29:15" (3/4) ... [2018-11-23 06:29:16,082 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 06:29:16,082 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:29:16,083 INFO L168 Benchmark]: Toolchain (without parser) took 836.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -149.1 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:16,084 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:29:16,084 INFO L168 Benchmark]: CACSL2BoogieTranslator took 196.93 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:16,085 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.78 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:29:16,086 INFO L168 Benchmark]: Boogie Preprocessor took 65.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -214.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:16,086 INFO L168 Benchmark]: RCFGBuilder took 229.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:16,087 INFO L168 Benchmark]: CodeCheck took 305.38 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: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:16,088 INFO L168 Benchmark]: Witness Printer took 3.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:29:16,091 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 24 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 65 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 66]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 37, overapproximation of bitwiseAnd at line 50. Possible FailurePath: [L61] float x = -1.0f / 0.0f; [L12] __int32_t signbit, w, exponent_less_127; [L14] ieee_float_shape_type gf_u; [L15] gf_u.value = (x) [L16] EXPR gf_u.word [L16] (w) = gf_u.word [L18] signbit = w & 0x80000000 [L19] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L20] COND FALSE !(exponent_less_127 < 23) [L36] COND TRUE exponent_less_127 == 255 [L37] return x + x; [L62] float res = trunc_float(x); [L44] __int32_t ix; [L46] ieee_float_shape_type gf_u; [L47] gf_u.value = (x) [L48] EXPR gf_u.word [L48] (ix) = gf_u.word [L50] ix &= 0x7fffffff [L51] return ((ix) == 0x7f800000L); [L65] COND TRUE !isinf_float(res) [L66] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 196.93 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 944.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.78 ms. Allocated memory is still 1.0 GB. Free memory is still 944.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 65.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 944.7 MB in the beginning and 1.2 GB in the end (delta: -214.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 229.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * CodeCheck took 305.38 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: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 06:29:17,667 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 06:29:17,669 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 06:29:17,678 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2018-11-23 06:29:17,685 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 06:29:17,686 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 06:29:17,687 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 06:29:17,687 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 06:29:17,688 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 06:29:17,689 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 06:29:17,690 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 06:29:17,692 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 06:29:17,693 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 06:29:17,694 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 06:29:17,695 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 06:29:17,697 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 06:29:17,697 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 06:29:17,697 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 06:29:17,698 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 06:29:17,699 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 06:29:17,700 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 06:29:17,700 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 06:29:17,701 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 06:29:17,701 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 06:29:17,702 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 06:29:17,702 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 06:29:17,702 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 06:29:17,703 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 06:29:17,703 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 06:29:17,704 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 06:29:17,715 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 06:29:17,716 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 06:29:17,716 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 06:29:17,717 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 06:29:17,717 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 06:29:17,717 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 06:29:17,718 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 06:29:17,718 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 06:29:17,718 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 06:29:17,718 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 06:29:17,718 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 06:29:17,718 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 06:29:17,718 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 06:29:17,718 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 06:29:17,719 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 06:29:17,719 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 06:29:17,719 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 06:29:17,719 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 06:29:17,719 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 06:29:17,719 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 06:29:17,720 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 06:29:17,720 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 06:29:17,720 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 06:29:17,720 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 06:29:17,720 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 06:29:17,720 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 06:29:17,720 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 06:29:17,721 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 06:29:17,721 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 06:29:17,721 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 06:29:17,721 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 06:29:17,721 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 06:29:17,721 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak 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 -> Kojak 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 -> fd8d3d35d33d053f2e3c181cc7c34f9c77c4e005 [2018-11-23 06:29:17,757 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 06:29:17,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 06:29:17,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 06:29:17,773 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 06:29:17,773 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 06:29:17,774 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-11-23 06:29:17,829 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data/feb589bbd/d28a5fcc5fa944fdba2d05a43e8a3d4f/FLAG09822e45e [2018-11-23 06:29:18,183 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 06:29:18,184 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-11-23 06:29:18,188 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data/feb589bbd/d28a5fcc5fa944fdba2d05a43e8a3d4f/FLAG09822e45e [2018-11-23 06:29:18,197 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/data/feb589bbd/d28a5fcc5fa944fdba2d05a43e8a3d4f [2018-11-23 06:29:18,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 06:29:18,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 06:29:18,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 06:29:18,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 06:29:18,204 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 06:29:18,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c42840c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18, skipping insertion in model container [2018-11-23 06:29:18,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 06:29:18,229 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 06:29:18,368 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:29:18,373 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 06:29:18,394 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 06:29:18,412 INFO L195 MainTranslator]: Completed translation [2018-11-23 06:29:18,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18 WrapperNode [2018-11-23 06:29:18,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 06:29:18,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 06:29:18,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 06:29:18,414 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 06:29:18,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 06:29:18,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 06:29:18,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 06:29:18,446 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 06:29:18,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,473 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 06:29:18,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 06:29:18,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 06:29:18,477 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 06:29:18,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:29:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-11-23 06:29:18,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 06:29:18,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 06:29:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 06:29:18,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 06:29:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-23 06:29:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-23 06:29:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 06:29:18,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 06:29:18,817 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 06:29:18,817 INFO L280 CfgBuilder]: Removed 16 assue(true) statements. [2018-11-23 06:29:18,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:29:18 BoogieIcfgContainer [2018-11-23 06:29:18,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 06:29:18,818 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 06:29:18,818 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 06:29:18,827 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 06:29:18,827 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:29:18" (1/1) ... [2018-11-23 06:29:18,837 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 06:29:18,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:29:18,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-23 06:29:18,862 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-23 06:29:18,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 06:29:18,864 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:29:18,896 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 06:29:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:29:18,917 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:29:18,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:29:18,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:29:18,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-23 06:29:18,935 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-23 06:29:18,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 06:29:18,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:29:18,936 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 06:29:18,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:29:18,963 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:29:19,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:29:19,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:29:19,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2018-11-23 06:29:19,248 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2018-11-23 06:29:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 06:29:19,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:29:19,249 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 06:29:19,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:29:19,266 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:29:19,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:29:20,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:29:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2018-11-23 06:29:20,161 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2018-11-23 06:29:20,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 06:29:20,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 06:29:20,163 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-23 06:29:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 06:29:20,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 06:29:20,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 06:29:21,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 06:29:21,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-11-23 06:29:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-11-23 06:29:21,072 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 06:29:21,072 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-11-23 06:29:21,080 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 06:29:21,123 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 06:29:21,126 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-23 06:29:21,129 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,130 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,132 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,132 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,133 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-23 06:29:21,133 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,133 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,134 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,134 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,135 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-23 06:29:21,135 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,135 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,136 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,136 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,137 INFO L579 CodeCheckObserver]: Invariant with dag size 8 [2018-11-23 06:29:21,137 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,137 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,138 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,138 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 06:29:21 ImpRootNode [2018-11-23 06:29:21,139 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 06:29:21,139 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 06:29:21,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 06:29:21,140 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 06:29:21,140 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:29:18" (3/4) ... [2018-11-23 06:29:21,143 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 06:29:21,151 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-23 06:29:21,152 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 06:29:21,152 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 06:29:21,174 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) [2018-11-23 06:29:21,196 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ac752279-4ebb-4fd3-9a4b-abc508875431/bin-2019/ukojak/witness.graphml [2018-11-23 06:29:21,196 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 06:29:21,198 INFO L168 Benchmark]: Toolchain (without parser) took 2998.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 949.7 MB in the beginning and 937.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 161.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:21,199 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:29:21,199 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.20 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 932.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:21,199 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.85 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:29:21,200 INFO L168 Benchmark]: Boogie Preprocessor took 30.87 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 06:29:21,200 INFO L168 Benchmark]: RCFGBuilder took 340.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:21,200 INFO L168 Benchmark]: CodeCheck took 2321.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.1 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.0 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:21,200 INFO L168 Benchmark]: Witness Printer took 58.09 ms. Allocated memory is still 1.2 GB. Free memory was 944.1 MB in the beginning and 937.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-23 06:29:21,203 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 24 locations, 1 error locations. SAFE Result, 2.2s OverallTime, 5 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 150 SDtfs, 60 SDslu, 40 SDs, 0 SdLazy, 270 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 379 GetRequests, 344 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 46 ConstructedInterpolants, 3 QuantifiedInterpolants, 2777 SizeOfPredicates, 15 NumberOfNonLiveVariables, 141 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 66]: 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: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11]: Loop Invariant [2018-11-23 06:29:21,204 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,204 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,204 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,205 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: \result == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 45]: Loop Invariant [2018-11-23 06:29:21,205 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,205 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,206 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,206 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) - InvariantResult [Line: 13]: Loop Invariant [2018-11-23 06:29:21,206 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,206 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,207 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,207 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 45]: Loop Invariant [2018-11-23 06:29:21,207 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,208 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,208 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-11-23 06:29:21,208 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: x == ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()) * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 212.20 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 932.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.85 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.87 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 340.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -185.6 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * CodeCheck took 2321.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.1 MB in the end (delta: 174.0 MB). Peak memory consumption was 174.0 MB. Max. memory is 11.5 GB. * Witness Printer took 58.09 ms. Allocated memory is still 1.2 GB. Free memory was 944.1 MB in the beginning and 937.2 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! Received shutdown request...