./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_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_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/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 9a3696439220bbea1d6ed5ed3b22aa10206af5de ................................................................................................................................................................................................................................. 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_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/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 9a3696439220bbea1d6ed5ed3b22aa10206af5de ................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:32:29,807 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:32:29,808 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:32:29,816 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:32:29,816 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:32:29,817 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:32:29,818 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:32:29,819 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:32:29,820 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:32:29,820 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:32:29,821 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:32:29,821 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:32:29,822 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:32:29,823 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:32:29,823 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:32:29,824 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:32:29,824 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:32:29,826 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:32:29,827 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:32:29,828 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:32:29,829 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:32:29,830 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:32:29,831 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:32:29,832 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:32:29,832 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:32:29,833 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:32:29,833 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:32:29,834 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:32:29,835 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:32:29,835 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:32:29,836 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:32:29,836 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:32:29,836 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:32:29,837 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:32:29,837 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:32:29,837 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:32:29,838 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:32:29,848 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:32:29,848 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:32:29,849 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:32:29,849 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:32:29,849 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:32:29,849 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:32:29,850 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:32:29,850 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:32:29,850 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:32:29,850 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:32:29,850 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:32:29,850 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:32:29,850 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:32:29,850 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:32:29,850 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:32:29,850 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:32:29,851 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:32:29,851 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:32:29,851 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:32:29,851 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:32:29,851 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:32:29,851 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:32:29,851 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:32:29,852 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:32:29,852 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:32:29,852 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:32:29,852 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:32:29,852 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:32:29,852 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_f2982032-fed5-4fd4-9b45-bd13c37fa41c/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 -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de [2018-11-10 07:32:29,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:32:29,883 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:32:29,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:32:29,886 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:32:29,886 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:32:29,886 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-11-10 07:32:29,922 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data/2ec084151/a0ab1b569aef4e6e98e26f0bc107801e/FLAG35c15ca96 [2018-11-10 07:32:30,243 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:32:30,244 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-11-10 07:32:30,250 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data/2ec084151/a0ab1b569aef4e6e98e26f0bc107801e/FLAG35c15ca96 [2018-11-10 07:32:30,260 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data/2ec084151/a0ab1b569aef4e6e98e26f0bc107801e [2018-11-10 07:32:30,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:32:30,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:32:30,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:32:30,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:32:30,267 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:32:30,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce791db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30, skipping insertion in model container [2018-11-10 07:32:30,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:32:30,297 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:32:30,411 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:32:30,413 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:32:30,429 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:32:30,443 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:32:30,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30 WrapperNode [2018-11-10 07:32:30,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:32:30,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:32:30,445 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:32:30,445 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:32:30,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,470 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:32:30,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:32:30,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:32:30,471 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:32:30,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,478 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:32:30,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:32:30,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:32:30,491 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:32:30,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/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 [2018-11-10 07:32:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:32:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:32:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 07:32:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:32:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:32:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:32:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:32:30,930 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:32:30,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:30 BoogieIcfgContainer [2018-11-10 07:32:30,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:32:30,931 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:32:30,931 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:32:30,937 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:32:30,937 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:30" (1/1) ... [2018-11-10 07:32:30,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:30,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:30,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 07:32:30,969 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 07:32:30,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 07:32:30,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:31,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:31,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:31,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 07:32:31,045 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 07:32:31,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 07:32:31,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:32:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:32:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:32:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:32:31,119 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 07:32:31,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:32:31 ImpRootNode [2018-11-10 07:32:31,139 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:32:31,139 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:32:31,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:32:31,139 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:32:31,140 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:30" (3/4) ... [2018-11-10 07:32:31,144 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 07:32:31,144 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:32:31,144 INFO L168 Benchmark]: Toolchain (without parser) took 882.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 959.3 MB in the beginning and 1.1 GB in the end (delta: -119.4 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:31,146 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-11-10 07:32:31,146 INFO L168 Benchmark]: CACSL2BoogieTranslator took 180.67 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:31,147 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.98 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:31,147 INFO L168 Benchmark]: Boogie Preprocessor took 19.31 ms. Allocated memory is still 1.0 GB. Free memory was 945.8 MB in the beginning and 943.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:31,148 INFO L168 Benchmark]: RCFGBuilder took 440.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -155.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:31,149 INFO L168 Benchmark]: CodeCheck took 208.06 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: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:31,149 INFO L168 Benchmark]: Witness Printer took 4.94 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. [2018-11-10 07:32:31,152 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, 48 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 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: 80]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of bitwiseAnd at line 23, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L75] float x = 0.0f; [L76] CALL, EXPR round_float(x) [L13] __uint32_t w; [L15] int exponent_less_127; [L18] FCALL ieee_float_shape_type gf_u; [L19] FCALL gf_u.value = (x) [L20] EXPR, FCALL gf_u.word [L20] (w) = gf_u.word [L21] COND FALSE !(0) [L23] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L25] COND FALSE !(exponent_less_127 < 23) [L41] COND FALSE !(exponent_less_127 == 128) [L45] RET return x; [L76] EXPR round_float(x) [L76] float res = round_float(x); [L79] EXPR res == 0.0f && __signbit_float(res) == 0 [L79] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L80] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 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 180.67 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 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 25.98 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.31 ms. Allocated memory is still 1.0 GB. Free memory was 945.8 MB in the beginning and 943.2 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 440.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 943.2 MB in the beginning and 1.1 GB in the end (delta: -155.3 MB). Peak memory consumption was 15.3 MB. Max. memory is 11.5 GB. * CodeCheck took 208.06 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: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.94 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 [2018-11-10 07:32:32,567 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:32:32,569 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:32:32,577 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:32:32,577 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:32:32,578 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:32:32,579 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:32:32,580 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:32:32,581 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:32:32,582 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:32:32,582 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:32:32,582 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:32:32,583 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:32:32,584 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:32:32,585 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:32:32,586 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:32:32,586 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:32:32,588 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:32:32,589 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:32:32,590 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:32:32,591 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:32:32,592 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:32:32,594 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:32:32,594 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:32:32,594 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:32:32,595 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:32:32,595 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:32:32,596 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:32:32,596 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:32:32,597 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:32:32,597 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:32:32,598 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:32:32,598 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:32:32,598 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:32:32,599 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:32:32,599 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:32:32,599 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 07:32:32,611 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:32:32,611 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:32:32,611 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:32:32,612 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:32:32,612 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:32:32,612 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:32:32,612 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:32:32,613 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:32:32,613 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:32:32,613 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:32:32,613 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:32:32,613 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:32:32,613 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:32:32,613 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:32:32,614 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:32:32,614 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:32:32,614 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:32:32,614 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:32:32,614 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:32:32,614 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:32:32,614 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:32:32,615 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:32:32,615 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:32:32,615 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:32:32,615 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:32:32,615 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:32:32,615 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 07:32:32,618 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:32:32,618 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:32:32,618 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:32:32,618 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:32:32,618 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_f2982032-fed5-4fd4-9b45-bd13c37fa41c/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 -> 9a3696439220bbea1d6ed5ed3b22aa10206af5de [2018-11-10 07:32:32,649 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:32:32,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:32:32,662 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:32:32,664 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:32:32,664 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:32:32,665 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-11-10 07:32:32,701 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data/07e7296f4/01f3ff9344d2406bbe8d08078ccef736/FLAG85e3b845a [2018-11-10 07:32:33,027 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:32:33,028 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/sv-benchmarks/c/float-newlib/float_req_bl_1032a_true-unreach-call.c [2018-11-10 07:32:33,032 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data/07e7296f4/01f3ff9344d2406bbe8d08078ccef736/FLAG85e3b845a [2018-11-10 07:32:33,040 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/data/07e7296f4/01f3ff9344d2406bbe8d08078ccef736 [2018-11-10 07:32:33,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:32:33,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:32:33,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:32:33,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:32:33,047 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:32:33,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f8d760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33, skipping insertion in model container [2018-11-10 07:32:33,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:32:33,075 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:32:33,205 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:32:33,208 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:32:33,228 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:32:33,244 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:32:33,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33 WrapperNode [2018-11-10 07:32:33,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:32:33,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:32:33,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:32:33,245 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:32:33,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,274 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:32:33,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:32:33,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:32:33,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:32:33,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,298 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:32:33,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:32:33,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:32:33,299 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:32:33,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:32:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/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 [2018-11-10 07:32:33,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:32:33,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 07:32:33,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:32:33,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:32:33,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 07:32:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:32:33,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 07:32:33,485 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:32:33,490 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:32:33,565 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:32:33,579 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:32:33,970 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:32:33,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:33 BoogieIcfgContainer [2018-11-10 07:32:33,970 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:32:33,971 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:32:33,971 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:32:33,978 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:32:33,978 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:33" (1/1) ... [2018-11-10 07:32:33,986 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:32:34,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:34,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2018-11-10 07:32:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2018-11-10 07:32:34,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-10 07:32:34,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:34,043 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:32:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:34,062 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:34,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:34,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:34,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-11-10 07:32:34,080 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-11-10 07:32:34,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-10 07:32:34,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:34,081 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:32:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:34,090 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:34,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:34,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:34,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-11-10 07:32:34,271 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-11-10 07:32:34,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 07:32:34,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:34,272 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:32:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:34,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:34,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:34,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:34,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-10 07:32:34,926 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-10 07:32:34,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 07:32:34,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:34,928 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:32:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:34,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:34,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:34,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:34,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2018-11-10 07:32:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-11-10 07:32:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 07:32:34,940 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:34,940 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:32:34,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:34,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:34,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:34,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2018-11-10 07:32:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-11-10 07:32:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 07:32:34,956 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:34,957 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:32:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:34,975 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:35,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:35,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:35,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2018-11-10 07:32:35,478 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2018-11-10 07:32:35,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-10 07:32:35,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:32:35,480 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:32:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:32:35,509 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:32:35,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:32:35,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:32:35,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2018-11-10 07:32:35,925 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2018-11-10 07:32:35,925 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:32:35,926 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2018-11-10 07:32:35,933 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 07:32:35,975 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 07:32:35,981 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 07:32:35,981 INFO L582 CodeCheckObserver]: Invariant with dag size 7 [2018-11-10 07:32:35,982 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 07:32:35,982 INFO L582 CodeCheckObserver]: Invariant with dag size 3 [2018-11-10 07:32:35,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:32:35 ImpRootNode [2018-11-10 07:32:35,983 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:32:35,983 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:32:35,983 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:32:35,983 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:32:35,984 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:32:33" (3/4) ... [2018-11-10 07:32:35,987 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:32:35,994 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2018-11-10 07:32:35,994 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-10 07:32:35,995 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-10 07:32:35,995 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 07:32:36,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == ~Pluszero~LONGDOUBLE() [2018-11-10 07:32:36,031 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f2982032-fed5-4fd4-9b45-bd13c37fa41c/bin-2019/ukojak/witness.graphml [2018-11-10 07:32:36,031 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:32:36,032 INFO L168 Benchmark]: Toolchain (without parser) took 2989.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 950.8 MB in the beginning and 902.5 MB in the end (delta: 48.3 MB). Peak memory consumption was 189.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:36,033 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-11-10 07:32:36,033 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.81 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:36,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.71 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:32:36,034 INFO L168 Benchmark]: Boogie Preprocessor took 23.24 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:32:36,034 INFO L168 Benchmark]: RCFGBuilder took 672.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:36,035 INFO L168 Benchmark]: CodeCheck took 2011.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.4 MB in the end (delta: 179.8 MB). Peak memory consumption was 179.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:36,035 INFO L168 Benchmark]: Witness Printer took 48.29 ms. Allocated memory is still 1.2 GB. Free memory was 909.4 MB in the beginning and 902.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:32:36,037 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, 48 locations, 1 error locations. SAFE Result, 1.9s OverallTime, 8 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1340 SDtfs, 450 SDslu, 332 SDs, 0 SdLazy, 1864 SolverSat, 522 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 651 GetRequests, 609 SyntacticMatches, 6 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 75 ConstructedInterpolants, 1 QuantifiedInterpolants, 3419 SizeOfPredicates, 33 NumberOfNonLiveVariables, 213 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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: 80]: 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: 12]: Loop Invariant Derived loop invariant: \result == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: ~fp~LONGDOUBLE(w[31:31], w[30:23], w[22:0]) == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: x == ~Pluszero~LONGDOUBLE() - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: ~Pluszero~LONGDOUBLE() == x * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.81 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 933.6 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 29.71 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.24 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 672.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -155.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 11.5 GB. * CodeCheck took 2011.76 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 909.4 MB in the end (delta: 179.8 MB). Peak memory consumption was 179.8 MB. Max. memory is 11.5 GB. * Witness Printer took 48.29 ms. Allocated memory is still 1.2 GB. Free memory was 909.4 MB in the beginning and 902.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...