./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.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 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/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_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/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_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/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_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/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 0.1.23-1dbac8b [2018-10-26 23:02:23,528 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:02:23,529 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:02:23,538 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:02:23,538 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:02:23,539 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:02:23,540 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:02:23,541 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:02:23,543 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:02:23,543 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:02:23,544 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:02:23,544 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:02:23,545 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:02:23,545 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:02:23,547 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:02:23,548 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:02:23,549 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:02:23,550 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:02:23,552 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:02:23,553 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:02:23,554 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:02:23,555 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:02:23,557 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:02:23,557 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:02:23,558 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:02:23,558 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:02:23,559 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:02:23,560 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:02:23,560 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:02:23,561 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:02:23,561 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:02:23,563 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:02:23,563 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:02:23,564 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:02:23,564 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:02:23,565 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:02:23,565 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 23:02:23,582 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:02:23,587 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:02:23,587 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:02:23,587 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:02:23,588 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:02:23,588 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:02:23,588 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:02:23,588 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:02:23,589 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 23:02:23,589 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:02:23,589 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:02:23,589 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:02:23,589 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:02:23,589 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:02:23,589 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:02:23,590 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:02:23,590 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:02:23,592 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:02:23,593 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:02:23,593 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:02:23,593 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:02:23,593 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:02:23,593 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:02:23,593 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:02:23,593 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:02:23,594 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 23:02:23,594 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:02:23,594 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 23:02:23,594 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_5ef5690c-32fd-4622-adee-af8929e7405d/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 [2018-10-26 23:02:23,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:02:23,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:02:23,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:02:23,638 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:02:23,638 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:02:23,639 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-10-26 23:02:23,683 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data/1c9f06e94/98d72cdb7d83445dbf3d5b7a123a946f/FLAGa228747de [2018-10-26 23:02:24,067 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:02:24,068 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-10-26 23:02:24,074 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data/1c9f06e94/98d72cdb7d83445dbf3d5b7a123a946f/FLAGa228747de [2018-10-26 23:02:24,087 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data/1c9f06e94/98d72cdb7d83445dbf3d5b7a123a946f [2018-10-26 23:02:24,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:02:24,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:02:24,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:02:24,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:02:24,099 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:02:24,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1932273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24, skipping insertion in model container [2018-10-26 23:02:24,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:02:24,133 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:02:24,271 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:02:24,273 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:02:24,292 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:02:24,310 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:02:24,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24 WrapperNode [2018-10-26 23:02:24,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:02:24,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:02:24,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:02:24,312 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:02:24,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:02:24,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:02:24,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:02:24,343 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:02:24,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... [2018-10-26 23:02:24,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:02:24,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:02:24,366 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:02:24,366 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:02:24,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/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 [2018-10-26 23:02:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-26 23:02:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-10-26 23:02:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:02:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-26 23:02:24,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:02:24,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:02:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-10-26 23:02:24,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:02:25,476 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:02:25,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:02:25 BoogieIcfgContainer [2018-10-26 23:02:25,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:02:25,478 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:02:25,478 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:02:25,488 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:02:25,489 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:02:25" (1/1) ... [2018-10-26 23:02:25,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:02:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:25,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-10-26 23:02:25,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-10-26 23:02:25,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 23:02:25,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:25,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:02:25,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:25,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-10-26 23:02:25,638 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-10-26 23:02:25,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 23:02:25,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:02:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:02:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:02:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 23:02:25,817 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-10-26 23:02:25,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:02:25 ImpRootNode [2018-10-26 23:02:25,853 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:02:25,853 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:02:25,853 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:02:25,853 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:02:25,854 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:02:25" (3/4) ... [2018-10-26 23:02:25,858 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 23:02:25,859 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:02:25,860 INFO L168 Benchmark]: Toolchain (without parser) took 1768.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 955.8 MB in the beginning and 1.1 GB in the end (delta: -147.2 MB). Peak memory consumption was 22.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:25,862 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:02:25,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 216.62 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 945.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:25,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.99 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 942.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:25,865 INFO L168 Benchmark]: Boogie Preprocessor took 22.52 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 939.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:25,865 INFO L168 Benchmark]: RCFGBuilder took 1111.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -183.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:25,866 INFO L168 Benchmark]: CodeCheck took 375.12 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: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:25,866 INFO L168 Benchmark]: Witness Printer took 6.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:02:25,870 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, 56 locations, 1 error locations. UNSAFE Result, 0.3s 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; [L62] CALL, EXPR trunc_float(x) [L12] __int32_t signbit, w, exponent_less_127; [L14] FCALL ieee_float_shape_type gf_u; [L15] FCALL gf_u.value = (x) [L16] EXPR, FCALL gf_u.word [L16] (w) = gf_u.word [L17] COND FALSE !(0) [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] RET return x + x; [L62] EXPR trunc_float(x) [L62] float res = trunc_float(x); [L65] CALL, EXPR isinf_float(res) [L44] __int32_t ix; [L46] FCALL ieee_float_shape_type gf_u; [L47] FCALL gf_u.value = (x) [L48] EXPR, FCALL gf_u.word [L48] (ix) = gf_u.word [L49] COND FALSE !(0) [L50] ix &= 0x7fffffff [L51] RET return ((ix) == 0x7f800000L); [L65] EXPR isinf_float(res) [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 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 216.62 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 945.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.99 ms. Allocated memory is still 1.0 GB. Free memory was 945.0 MB in the beginning and 942.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.52 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 939.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1111.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.9 MB). Free memory was 939.7 MB in the beginning and 1.1 GB in the end (delta: -183.8 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * CodeCheck took 375.12 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: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Witness Printer took 6.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 23:02:27,747 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 23:02:27,749 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 23:02:27,760 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 23:02:27,760 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 23:02:27,761 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 23:02:27,762 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 23:02:27,763 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 23:02:27,764 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 23:02:27,765 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 23:02:27,768 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 23:02:27,768 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 23:02:27,769 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 23:02:27,770 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 23:02:27,771 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 23:02:27,771 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 23:02:27,772 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 23:02:27,773 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 23:02:27,781 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 23:02:27,782 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 23:02:27,783 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 23:02:27,784 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 23:02:27,785 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 23:02:27,785 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 23:02:27,786 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 23:02:27,790 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 23:02:27,790 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 23:02:27,791 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 23:02:27,791 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 23:02:27,792 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 23:02:27,792 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 23:02:27,793 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 23:02:27,793 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 23:02:27,793 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 23:02:27,794 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 23:02:27,796 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 23:02:27,796 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 23:02:27,809 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 23:02:27,809 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 23:02:27,812 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 23:02:27,812 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 23:02:27,812 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 23:02:27,813 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 23:02:27,813 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 23:02:27,813 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 23:02:27,813 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 23:02:27,813 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 23:02:27,813 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 23:02:27,813 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 23:02:27,813 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 23:02:27,814 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 23:02:27,814 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 23:02:27,814 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 23:02:27,814 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 23:02:27,814 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 23:02:27,814 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 23:02:27,814 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 23:02:27,814 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 23:02:27,815 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 23:02:27,815 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 23:02:27,815 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 23:02:27,815 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 23:02:27,815 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 23:02:27,815 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 23:02:27,815 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 23:02:27,815 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 23:02:27,816 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 23:02:27,816 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 23:02:27,816 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_5ef5690c-32fd-4622-adee-af8929e7405d/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 [2018-10-26 23:02:27,858 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 23:02:27,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 23:02:27,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 23:02:27,873 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 23:02:27,873 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 23:02:27,877 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-10-26 23:02:27,923 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data/bb1e5b885/57b07958679f4afd9b42bfa6d36c38c3/FLAGfc6d01ce0 [2018-10-26 23:02:28,299 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 23:02:28,300 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/sv-benchmarks/c/float-newlib/float_req_bl_1072b_true-unreach-call.c [2018-10-26 23:02:28,305 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data/bb1e5b885/57b07958679f4afd9b42bfa6d36c38c3/FLAGfc6d01ce0 [2018-10-26 23:02:28,316 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/data/bb1e5b885/57b07958679f4afd9b42bfa6d36c38c3 [2018-10-26 23:02:28,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 23:02:28,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 23:02:28,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 23:02:28,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 23:02:28,327 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 23:02:28,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd77459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28, skipping insertion in model container [2018-10-26 23:02:28,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 23:02:28,364 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 23:02:28,531 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:02:28,535 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 23:02:28,558 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 23:02:28,583 INFO L193 MainTranslator]: Completed translation [2018-10-26 23:02:28,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28 WrapperNode [2018-10-26 23:02:28,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 23:02:28,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 23:02:28,585 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 23:02:28,585 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 23:02:28,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,618 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 23:02:28,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 23:02:28,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 23:02:28,619 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 23:02:28,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,637 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,638 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... [2018-10-26 23:02:28,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 23:02:28,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 23:02:28,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 23:02:28,642 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 23:02:28,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 11:02:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/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 [2018-10-26 23:02:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-10-26 23:02:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-26 23:02:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-10-26 23:02:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 23:02:28,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 23:02:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-10-26 23:02:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-26 23:02:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-26 23:02:28,894 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:02:28,937 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:02:29,149 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:02:29,168 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-26 23:02:29,683 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 23:02:29,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:02:29 BoogieIcfgContainer [2018-10-26 23:02:29,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 23:02:29,685 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 23:02:29,685 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 23:02:29,695 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 23:02:29,695 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:02:29" (1/1) ... [2018-10-26 23:02:29,705 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 23:02:29,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:29,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-10-26 23:02:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-10-26 23:02:29,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 23:02:29,743 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:29,793 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:02:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:29,836 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:02:29,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:02:29,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:29,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-10-26 23:02:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-10-26 23:02:29,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-10-26 23:02:29,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:29,857 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:02:29,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:29,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:02:30,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:02:30,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:30,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2018-10-26 23:02:30,421 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2018-10-26 23:02:30,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-10-26 23:02:30,421 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:30,422 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:02:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:30,448 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:02:30,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:02:31,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:31,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2018-10-26 23:02:31,595 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2018-10-26 23:02:31,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-10-26 23:02:31,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 23:02:31,597 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 23:02:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 23:02:31,622 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 23:02:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 23:02:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 23:02:32,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2018-10-26 23:02:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2018-10-26 23:02:32,500 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 23:02:32,501 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2018-10-26 23:02:32,508 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 23:02:32,550 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 23:02:32,552 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 23:02:32,555 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,556 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,557 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,558 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,559 INFO L582 CodeCheckObserver]: Invariant with dag size 12 [2018-10-26 23:02:32,559 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,559 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,560 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,560 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,560 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 23:02:32,561 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,561 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,561 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,562 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,566 INFO L582 CodeCheckObserver]: Invariant with dag size 8 [2018-10-26 23:02:32,567 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,567 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,567 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,567 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 11:02:32 ImpRootNode [2018-10-26 23:02:32,568 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 23:02:32,569 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 23:02:32,569 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 23:02:32,569 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 23:02:32,569 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 11:02:29" (3/4) ... [2018-10-26 23:02:32,573 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 23:02:32,587 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2018-10-26 23:02:32,587 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-10-26 23:02:32,588 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-10-26 23:02:32,588 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 23:02:32,610 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == \result [2018-10-26 23:02:32,637 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5ef5690c-32fd-4622-adee-af8929e7405d/bin-2019/ukojak/witness.graphml [2018-10-26 23:02:32,637 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 23:02:32,638 INFO L168 Benchmark]: Toolchain (without parser) took 4316.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 953.2 MB in the beginning and 941.3 MB in the end (delta: 11.9 MB). Peak memory consumption was 172.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:32,639 INFO L168 Benchmark]: CDTParser took 0.49 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. [2018-10-26 23:02:32,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.94 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 935.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:32,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.83 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:02:32,640 INFO L168 Benchmark]: Boogie Preprocessor took 22.58 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 23:02:32,640 INFO L168 Benchmark]: RCFGBuilder took 1043.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:32,641 INFO L168 Benchmark]: CodeCheck took 2883.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 947.9 MB in the end (delta: 161.3 MB). Peak memory consumption was 161.3 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:32,641 INFO L168 Benchmark]: Witness Printer took 68.57 ms. Allocated memory is still 1.2 GB. Free memory was 947.9 MB in the beginning and 941.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-10-26 23:02:32,646 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, 56 locations, 1 error locations. SAFE Result, 2.7s 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, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 379 GetRequests, 344 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s 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 [2018-10-26 23:02:32,647 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,647 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,648 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,648 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == \result - InvariantResult [Line: 45]: Loop Invariant [2018-10-26 23:02:32,648 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,648 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,649 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,649 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == ~fp~LONGDOUBLE(ix[31:31], ix[30:23], ix[22:0]) - InvariantResult [Line: 13]: Loop Invariant [2018-10-26 23:02:32,649 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,649 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,650 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,650 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: x == ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) - InvariantResult [Line: 45]: Loop Invariant [2018-10-26 23:02:32,651 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,651 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,651 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE [2018-10-26 23:02:32,651 WARN L387 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE Derived loop invariant: ~fp.div~FLOAT(RoundingMode_RNE, ~fp.neg~FLOAT(~to_fp~LONGDOUBLE(RoundingMode_RNE, 1.0)), ~Pluszero~LONGDOUBLE()) == x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 260.94 ms. Allocated memory is still 1.0 GB. Free memory was 953.2 MB in the beginning and 935.8 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.83 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.58 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1043.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -173.5 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. * CodeCheck took 2883.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 947.9 MB in the end (delta: 161.3 MB). Peak memory consumption was 161.3 MB. Max. memory is 11.5 GB. * Witness Printer took 68.57 ms. Allocated memory is still 1.2 GB. Free memory was 947.9 MB in the beginning and 941.3 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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 RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression RoundingMode_RNE RESULT: Ultimate proved your program to be correct! Received shutdown request...