./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1122a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1122a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/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 66cb741c1a4973eb036ada076f70b691f8ab4b25 ............................................................................................................................................................................................................................................... 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_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1122a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/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 66cb741c1a4973eb036ada076f70b691f8ab4b25 .................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 17:16:47,073 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 17:16:47,075 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 17:16:47,083 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 17:16:47,084 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 17:16:47,084 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 17:16:47,085 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 17:16:47,086 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 17:16:47,088 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 17:16:47,088 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 17:16:47,089 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 17:16:47,089 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 17:16:47,090 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 17:16:47,090 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 17:16:47,091 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 17:16:47,092 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 17:16:47,092 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 17:16:47,093 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 17:16:47,095 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 17:16:47,096 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 17:16:47,097 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 17:16:47,098 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 17:16:47,099 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 17:16:47,099 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 17:16:47,100 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 17:16:47,100 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 17:16:47,101 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 17:16:47,101 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 17:16:47,102 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 17:16:47,102 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 17:16:47,103 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 17:16:47,103 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 17:16:47,103 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 17:16:47,104 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 17:16:47,104 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 17:16:47,105 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 17:16:47,105 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 17:16:47,115 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 17:16:47,115 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 17:16:47,116 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 17:16:47,116 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 17:16:47,117 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 17:16:47,117 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 17:16:47,117 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 17:16:47,117 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 17:16:47,118 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 17:16:47,118 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 17:16:47,118 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 17:16:47,118 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 17:16:47,118 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 17:16:47,118 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 17:16:47,118 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 17:16:47,119 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 17:16:47,119 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 17:16:47,119 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 17:16:47,119 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 17:16:47,119 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 17:16:47,119 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 17:16:47,120 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 17:16:47,120 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:16:47,120 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 17:16:47,120 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 17:16:47,120 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 17:16:47,120 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 17:16:47,120 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 17:16:47,121 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 17:16:47,121 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_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/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 -> 66cb741c1a4973eb036ada076f70b691f8ab4b25 [2018-12-02 17:16:47,144 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 17:16:47,153 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 17:16:47,156 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 17:16:47,157 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 17:16:47,157 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 17:16:47,158 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1122a_true-unreach-call.c [2018-12-02 17:16:47,199 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data/50f770823/ee675c32ef49496fb8d8ad12bb6eace0/FLAG9746e08e1 [2018-12-02 17:16:47,530 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 17:16:47,530 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/sv-benchmarks/c/float-newlib/double_req_bl_1122a_true-unreach-call.c [2018-12-02 17:16:47,534 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data/50f770823/ee675c32ef49496fb8d8ad12bb6eace0/FLAG9746e08e1 [2018-12-02 17:16:47,925 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data/50f770823/ee675c32ef49496fb8d8ad12bb6eace0 [2018-12-02 17:16:47,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 17:16:47,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 17:16:47,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 17:16:47,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 17:16:47,932 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 17:16:47,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:16:47" (1/1) ... [2018-12-02 17:16:47,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7080f9ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:47, skipping insertion in model container [2018-12-02 17:16:47,934 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:16:47" (1/1) ... [2018-12-02 17:16:47,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 17:16:47,958 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 17:16:48,072 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:16:48,074 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 17:16:48,101 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:16:48,143 INFO L195 MainTranslator]: Completed translation [2018-12-02 17:16:48,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48 WrapperNode [2018-12-02 17:16:48,143 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 17:16:48,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 17:16:48,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 17:16:48,144 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 17:16:48,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,157 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,175 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 17:16:48,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 17:16:48,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 17:16:48,175 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 17:16:48,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,187 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,201 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 17:16:48,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 17:16:48,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 17:16:48,203 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 17:16:48,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/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 [2018-12-02 17:16:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 17:16:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-02 17:16:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-02 17:16:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 17:16:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 17:16:48,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 17:16:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 17:16:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2018-12-02 17:16:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 17:16:48,574 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 17:16:48,574 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 17:16:48,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:16:48 BoogieIcfgContainer [2018-12-02 17:16:48,575 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 17:16:48,575 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 17:16:48,575 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 17:16:48,581 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 17:16:48,581 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:16:48" (1/1) ... [2018-12-02 17:16:48,588 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:16:48,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:16:48,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2018-12-02 17:16:48,608 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2018-12-02 17:16:48,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 17:16:48,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:16:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:16:48,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:16:48,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:16:48,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2018-12-02 17:16:48,675 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2018-12-02 17:16:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:16:48,675 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:16:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:16:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:16:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:16:48,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 17:16:48,783 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-02 17:16:48,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:16:48 ImpRootNode [2018-12-02 17:16:48,802 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 17:16:48,802 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 17:16:48,803 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 17:16:48,803 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 17:16:48,803 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:16:48" (3/4) ... [2018-12-02 17:16:48,805 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 17:16:48,805 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 17:16:48,806 INFO L168 Benchmark]: Toolchain (without parser) took 878.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 952.2 MB in the beginning and 1.0 GB in the end (delta: -76.5 MB). Peak memory consumption was 49.3 MB. Max. memory is 11.5 GB. [2018-12-02 17:16:48,807 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:16:48,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 214.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -171.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-02 17:16:48,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-02 17:16:48,808 INFO L168 Benchmark]: Boogie Preprocessor took 27.99 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. [2018-12-02 17:16:48,808 INFO L168 Benchmark]: RCFGBuilder took 371.35 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: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. [2018-12-02 17:16:48,808 INFO L168 Benchmark]: CodeCheck took 227.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. [2018-12-02 17:16:48,809 INFO L168 Benchmark]: Witness Printer took 2.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:16:48,810 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, 55 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 61 GetRequests, 61 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, 18 NumberOfCodeBlocks, 18 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: 176]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 44, overapproximation of someUnaryDOUBLEoperation at line 20, overapproximation of someBinaryArithmeticDOUBLEoperation at line 45, overapproximation of bitwiseAnd at line 39, overapproximation of someBinaryDOUBLEComparisonOperation at line 16, overapproximation of bitwiseXor at line 40. Possible FailurePath: [L18-L21] static const double one_fmod = 1.0, Zero_fmod[] = { 0.0, -0.0, }; [L170] double x = 1.0 / 0.0; [L171] double y = __VERIFIER_nondet_double(); [L24] __int32_t n, hx, hy, hz, ix, iy, sx, i; [L25] __uint32_t lx, ly, lz; VAL [one_fmod=1, Zero_fmod={2:0}] [L28] ieee_double_shape_type ew_u; [L29] ew_u.value = (x) [L30] EXPR ew_u.parts.msw [L30] (hx) = ew_u.parts.msw [L31] EXPR ew_u.parts.lsw [L31] (lx) = ew_u.parts.lsw [L34] ieee_double_shape_type ew_u; [L35] ew_u.value = (y) [L36] EXPR ew_u.parts.msw [L36] (hy) = ew_u.parts.msw [L37] EXPR ew_u.parts.lsw [L37] (ly) = ew_u.parts.lsw [L39] sx = hx & 0x80000000 [L40] hx ^= sx [L41] hy &= 0x7fffffff VAL [one_fmod=1, Zero_fmod={2:0}] [L43-L44] COND TRUE (hy | ly) == 0 || (hx >= 0x7ff00000) || ((hy | ((ly | -ly) >> 31)) > 0x7ff00000) [L45] return (x * y) / (x * y); VAL [one_fmod=1, Zero_fmod={2:0}] [L172] double res = fmod_double(x, y); [L16] return x != x; [L175] COND TRUE !isnan_double(res) [L176] __VERIFIER_error() VAL [one_fmod=1, Zero_fmod={2:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 214.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -171.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 31.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 371.35 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: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 11.5 GB. * CodeCheck took 227.49 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 30.4 MB). Peak memory consumption was 30.4 MB. Max. memory is 11.5 GB. * Witness Printer took 2.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 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 0.1.23-635dfa2 [2018-12-02 17:16:50,227 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 17:16:50,229 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 17:16:50,237 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 17:16:50,238 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 17:16:50,238 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 17:16:50,239 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 17:16:50,240 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 17:16:50,241 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 17:16:50,242 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 17:16:50,243 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 17:16:50,243 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 17:16:50,244 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 17:16:50,244 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 17:16:50,245 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 17:16:50,245 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 17:16:50,246 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 17:16:50,247 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 17:16:50,247 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 17:16:50,248 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 17:16:50,249 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 17:16:50,249 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 17:16:50,250 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 17:16:50,250 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 17:16:50,250 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 17:16:50,251 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 17:16:50,251 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 17:16:50,252 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 17:16:50,252 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 17:16:50,252 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 17:16:50,253 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 17:16:50,253 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 17:16:50,253 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 17:16:50,253 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 17:16:50,254 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 17:16:50,254 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 17:16:50,254 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 17:16:50,261 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 17:16:50,261 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 17:16:50,262 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 17:16:50,262 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 17:16:50,262 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 17:16:50,262 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 17:16:50,262 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 17:16:50,263 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 17:16:50,263 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 17:16:50,264 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 17:16:50,264 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 17:16:50,264 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 17:16:50,264 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_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/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 -> 66cb741c1a4973eb036ada076f70b691f8ab4b25 [2018-12-02 17:16:50,288 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 17:16:50,298 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 17:16:50,301 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 17:16:50,302 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 17:16:50,302 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 17:16:50,303 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1122a_true-unreach-call.c [2018-12-02 17:16:50,343 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data/cb0529359/5d7e75f62d2d4d99bbe8fe512ba63646/FLAG37135b051 [2018-12-02 17:16:50,742 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 17:16:50,742 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/sv-benchmarks/c/float-newlib/double_req_bl_1122a_true-unreach-call.c [2018-12-02 17:16:50,747 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data/cb0529359/5d7e75f62d2d4d99bbe8fe512ba63646/FLAG37135b051 [2018-12-02 17:16:50,755 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/data/cb0529359/5d7e75f62d2d4d99bbe8fe512ba63646 [2018-12-02 17:16:50,757 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 17:16:50,758 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 17:16:50,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 17:16:50,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 17:16:50,760 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 17:16:50,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:50,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f98f186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50, skipping insertion in model container [2018-12-02 17:16:50,762 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:50,766 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 17:16:50,780 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 17:16:50,895 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:16:50,899 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 17:16:50,929 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 17:16:50,946 INFO L195 MainTranslator]: Completed translation [2018-12-02 17:16:50,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50 WrapperNode [2018-12-02 17:16:50,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 17:16:50,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 17:16:50,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 17:16:50,947 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 17:16:50,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:50,988 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:51,003 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 17:16:51,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 17:16:51,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 17:16:51,004 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 17:16:51,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:51,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:51,012 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:51,012 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:51,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:51,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:51,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... [2018-12-02 17:16:51,026 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 17:16:51,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 17:16:51,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 17:16:51,027 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 17:16:51,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:16:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/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 [2018-12-02 17:16:51,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-02 17:16:51,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-02 17:16:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2018-12-02 17:16:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 17:16:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 17:16:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 17:16:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 17:16:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 17:16:51,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 17:16:51,155 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 17:16:51,199 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 17:16:51,248 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-02 17:16:55,681 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 17:16:55,682 INFO L280 CfgBuilder]: Removed 22 assue(true) statements. [2018-12-02 17:16:55,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:16:55 BoogieIcfgContainer [2018-12-02 17:16:55,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 17:16:55,682 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 17:16:55,682 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 17:16:55,689 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 17:16:55,689 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:16:55" (1/1) ... [2018-12-02 17:16:55,695 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 17:16:55,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:16:55,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 39 states and 66 transitions. [2018-12-02 17:16:55,716 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 66 transitions. [2018-12-02 17:16:55,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 17:16:55,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:16:55,757 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:16:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:16:55,778 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:16:55,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:16:55,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:16:55,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2018-12-02 17:16:55,793 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2018-12-02 17:16:55,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 17:16:55,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:16:55,794 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:16:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:16:57,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:17:03,035 WARN L180 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 11 [2018-12-02 17:17:06,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:17:37,815 WARN L180 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 12 [2018-12-02 17:18:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:18:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2018-12-02 17:18:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2018-12-02 17:18:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-02 17:18:44,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 17:18:44,245 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 17:18:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 17:18:44,274 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 17:18:44,289 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:18:44,290 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:18:44,293 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-12-02 17:18:44,329 INFO L683 Elim1Store]: detected equality via solver [2018-12-02 17:18:44,330 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 17:18:44,332 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-12-02 17:18:44,332 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-02 17:18:44,343 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-12-02 17:18:44,348 INFO L701 Elim1Store]: detected not equals via solver [2018-12-02 17:18:44,349 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-12-02 17:18:44,349 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-02 17:18:44,354 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:18:44,356 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-02 17:18:44,361 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-12-02 17:18:44,362 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:47, output treesize:19 [2018-12-02 17:18:53,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 17:19:35,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 17:19:35,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2018-12-02 17:19:35,439 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2018-12-02 17:19:35,439 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 17:19:35,440 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-12-02 17:19:35,447 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 17:19:37,072 WARN L180 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 11 [2018-12-02 17:19:37,100 INFO L583 CodeCheckObserver]: Invariant with dag size 11 [2018-12-02 17:19:37,105 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,105 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,106 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,106 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,106 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2018-12-02 17:19:37,106 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,106 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,107 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,107 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2018-12-02 17:19:37,109 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,110 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2018-12-02 17:19:37,110 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,111 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,111 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,111 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2018-12-02 17:19:37,111 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-02 17:19:37,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,112 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,113 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 17:19:37,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 05:19:37 ImpRootNode [2018-12-02 17:19:37,113 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 17:19:37,113 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 17:19:37,113 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 17:19:37,113 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 17:19:37,114 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:16:55" (3/4) ... [2018-12-02 17:19:37,116 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 17:19:37,123 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 17:19:37,123 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 17:19:37,148 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ad3309c0-8096-47dd-af1a-1d1a6359c1b7/bin-2019/ukojak/witness.graphml [2018-12-02 17:19:37,148 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 17:19:37,149 INFO L168 Benchmark]: Toolchain (without parser) took 166391.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 944.7 MB in the beginning and 973.9 MB in the end (delta: -29.2 MB). Peak memory consumption was 104.5 MB. Max. memory is 11.5 GB. [2018-12-02 17:19:37,149 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:19:37,150 INFO L168 Benchmark]: CACSL2BoogieTranslator took 188.35 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-02 17:19:37,150 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-12-02 17:19:37,150 INFO L168 Benchmark]: Boogie Preprocessor took 23.03 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. [2018-12-02 17:19:37,150 INFO L168 Benchmark]: RCFGBuilder took 4655.31 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: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. [2018-12-02 17:19:37,151 INFO L168 Benchmark]: CodeCheck took 161430.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 973.9 MB in the end (delta: 81.9 MB). Peak memory consumption was 81.9 MB. Max. memory is 11.5 GB. [2018-12-02 17:19:37,151 INFO L168 Benchmark]: Witness Printer took 35.24 ms. Allocated memory is still 1.2 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 17:19:37,152 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, 55 locations, 1 error locations. SAFE Result, 159.7s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 114 SDtfs, 52 SDslu, 56 SDs, 0 SdLazy, 118 SolverSat, 26 SolverUnsat, 8 SolverUnknown, 0 SolverNotchecked, 140.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 255 GetRequests, 242 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 59.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 19.0s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 6 QuantifiedInterpolants, 1985 SizeOfPredicates, 14 NumberOfNonLiveVariables, 169 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 176]: 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: 23]: Loop Invariant [2018-12-02 17:19:37,153 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,153 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,153 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,153 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,153 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2018-12-02 17:19:37,154 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,154 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,154 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,154 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2018-12-02 17:19:37,154 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,154 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,154 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,154 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,155 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] [2018-12-02 17:19:37,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,155 WARN L416 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] Derived loop invariant: (\exists ULTIMATE.start_fmod_double_~y : C_DOUBLE :: ~fp.div~DOUBLE(~roundNearestTiesToEven, ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_double_~y), ~fp.mul~DOUBLE(~roundNearestTiesToEven, ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()), ULTIMATE.start_fmod_double_~y)) == \result) - InvariantResult [Line: 27]: Loop Invariant [2018-12-02 17:19:37,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,155 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2018-12-02 17:19:37,156 WARN L416 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ~fp.div~DOUBLE(~roundNearestTiesToEven, ~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0), ~Pluszero~LONGDOUBLE()) == x - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 188.35 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 56.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.03 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 4655.31 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: 65.9 MB). Peak memory consumption was 65.9 MB. Max. memory is 11.5 GB. * CodeCheck took 161430.80 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 973.9 MB in the end (delta: 81.9 MB). Peak memory consumption was 81.9 MB. Max. memory is 11.5 GB. * Witness Printer took 35.24 ms. Allocated memory is still 1.2 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_fmod_double_~y,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...