./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0920a_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_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0920a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/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 9a30c63b7ba6607790fb9b2ddb8b19a74f00f07b .............................................................................................................................................................................................................................................................................. 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_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0920a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/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 9a30c63b7ba6607790fb9b2ddb8b19a74f00f07b ...................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:36:03,849 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:36:03,850 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:36:03,858 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:36:03,858 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:36:03,858 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:36:03,859 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:36:03,860 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:36:03,861 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:36:03,862 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:36:03,863 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:36:03,863 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:36:03,863 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:36:03,864 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:36:03,865 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:36:03,865 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:36:03,866 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:36:03,867 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:36:03,869 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:36:03,870 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:36:03,870 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:36:03,871 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:36:03,873 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:36:03,873 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:36:03,873 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:36:03,874 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:36:03,875 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:36:03,875 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:36:03,876 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:36:03,877 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:36:03,877 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:36:03,877 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:36:03,877 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:36:03,878 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:36:03,878 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:36:03,879 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:36:03,879 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 17:36:03,889 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:36:03,889 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:36:03,889 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:36:03,889 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:36:03,890 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:36:03,890 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:36:03,890 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:36:03,890 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:36:03,890 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:36:03,891 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:36:03,891 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:36:03,891 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:36:03,891 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:36:03,891 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:36:03,891 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:36:03,891 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:36:03,891 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:36:03,891 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:36:03,891 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:36:03,892 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:36:03,892 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:36:03,892 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:36:03,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:36:03,892 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:36:03,892 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:36:03,892 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:36:03,892 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 17:36:03,892 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:36:03,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:36:03,892 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_7d00281d-34b5-4228-9e7a-97ed468fe32d/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 -> 9a30c63b7ba6607790fb9b2ddb8b19a74f00f07b [2018-12-08 17:36:03,914 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:36:03,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:36:03,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:36:03,924 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:36:03,924 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:36:03,924 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0920a_true-unreach-call.c [2018-12-08 17:36:03,958 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data/0b97c490a/367adda3ccc04d8bab3d90f374e4a3a7/FLAG02fb4f359 [2018-12-08 17:36:04,303 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:36:04,304 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/sv-benchmarks/c/float-newlib/double_req_bl_0920a_true-unreach-call.c [2018-12-08 17:36:04,308 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data/0b97c490a/367adda3ccc04d8bab3d90f374e4a3a7/FLAG02fb4f359 [2018-12-08 17:36:04,691 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data/0b97c490a/367adda3ccc04d8bab3d90f374e4a3a7 [2018-12-08 17:36:04,693 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:36:04,694 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:36:04,695 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:36:04,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:36:04,698 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:36:04,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fcfbe83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04, skipping insertion in model container [2018-12-08 17:36:04,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,706 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:36:04,718 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:36:04,821 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:36:04,824 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:36:04,847 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:36:04,889 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:36:04,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04 WrapperNode [2018-12-08 17:36:04,889 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:36:04,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:36:04,890 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:36:04,890 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:36:04,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,901 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:36:04,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:36:04,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:36:04,916 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:36:04,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,932 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... [2018-12-08 17:36:04,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:36:04,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:36:04,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:36:04,936 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:36:04,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/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 [2018-12-08 17:36:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-08 17:36:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-08 17:36:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 17:36:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:36:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:36:04,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:36:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 17:36:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:36:05,214 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:36:05,214 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-08 17:36:05,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:36:05 BoogieIcfgContainer [2018-12-08 17:36:05,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:36:05,215 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:36:05,215 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:36:05,222 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:36:05,222 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:36:05" (1/1) ... [2018-12-08 17:36:05,229 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:36:05,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:05,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2018-12-08 17:36:05,252 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2018-12-08 17:36:05,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 17:36:05,254 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:05,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:05,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:05,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-12-08 17:36:05,331 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-12-08 17:36:05,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 17:36:05,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:05,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:05,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:05,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-12-08 17:36:05,382 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-12-08 17:36:05,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 17:36:05,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:05,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:36:05,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:05,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2018-12-08 17:36:05,393 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2018-12-08 17:36:05,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 17:36:05,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:36:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:36:05,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:36:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:36:05,502 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-12-08 17:36:05,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:36:05 ImpRootNode [2018-12-08 17:36:05,526 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:36:05,526 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:36:05,526 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:36:05,526 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:36:05,527 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:36:05" (3/4) ... [2018-12-08 17:36:05,529 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 17:36:05,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:36:05,530 INFO L168 Benchmark]: Toolchain (without parser) took 836.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 952.2 MB in the beginning and 1.0 GB in the end (delta: -71.1 MB). Peak memory consumption was 45.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:05,531 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-08 17:36:05,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 194.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -162.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:05,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:05,532 INFO L168 Benchmark]: Boogie Preprocessor took 18.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:05,532 INFO L168 Benchmark]: RCFGBuilder took 279.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 42.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:05,532 INFO L168 Benchmark]: CodeCheck took 311.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:05,533 INFO L168 Benchmark]: Witness Printer took 3.25 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:36:05,534 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, 36 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 88 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 20 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 232 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 2 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, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 335 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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 - UnprovableResult [Line: 154]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 137, overapproximation of bitwiseAnd at line 133, overapproximation of someBinaryArithmeticDOUBLEoperation at line 72. Possible FailurePath: [L32-L41] static const double ln2_hi_log = 6.93147180369123816490e-01, ln2_lo_log = 1.90821492927058770002e-10, two54_log = 1.80143985094819840000e+16, Lg1_log = 6.666666666666735130e-01, Lg2_log = 3.999999999940941908e-01, Lg3_log = 2.857142874366239149e-01, Lg4_log = 2.222219843214978396e-01, Lg5_log = 1.818357216161805012e-01, Lg6_log = 1.531383769920937332e-01, Lg7_log = 1.479819860511658591e-01; [L43] static const double zero = 0.0; [L146] double x = __VERIFIER_nondet_double(); [L148] EXPR x < 0 && isfinite_double(x) [L127] __int32_t hx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L129] ieee_double_shape_type gh_u; [L130] gh_u.value = (x) [L131] EXPR gh_u.parts.msw [L131] (hx) = gh_u.parts.msw [L133] return (int)((__uint32_t)((hx & 0x7fffffff) - 0x7ff00000) >> 31); [L148] EXPR x < 0 && isfinite_double(x) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L148] COND TRUE (x < 0 && isfinite_double(x)) [L46] double hfsq, f, s, z, R, w, t1, t2, dk; [L47] __int32_t k, hx, i, j; [L48] __uint32_t lx; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L51] ieee_double_shape_type ew_u; [L52] ew_u.value = (x) [L53] EXPR ew_u.parts.msw [L53] (hx) = ew_u.parts.msw [L54] EXPR ew_u.parts.lsw [L54] (lx) = ew_u.parts.lsw [L57] k = 0 VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L58] COND FALSE !(hx < 0x00100000) VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L71] COND TRUE hx >= 0x7ff00000 [L72] return x + x; VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] [L150] double res = __ieee754_log(x); [L137] return x != x; [L153] COND TRUE !isnan_double(res) [L154] __VERIFIER_error() VAL [Lg1_log=666666666666673513/1000000000000000000, Lg2_log=999999999985235477/2500000000000000000, Lg3_log=2857142874366239149/10000000000000000000, Lg4_log=555554960803744599/2500000000000000000, Lg5_log=454589304040451253/2500000000000000000, Lg6_log=382845942480234333/2500000000000000000, Lg7_log=1479819860511658591/10000000000000000000, ln2_hi_log=69314718036912381649/100000000000000000000, ln2_lo_log=95410746463529385001/500000000000000000000000000000, two54_log=18014398509481984, zero=0] * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 194.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -162.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.91 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 279.16 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 42.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 11.5 GB. * CodeCheck took 311.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.25 ms. Allocated memory is still 1.1 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 [2018-12-08 17:36:06,874 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:36:06,875 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:36:06,881 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:36:06,881 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:36:06,882 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:36:06,883 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:36:06,884 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:36:06,885 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:36:06,885 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:36:06,886 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:36:06,886 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:36:06,886 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:36:06,887 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:36:06,887 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:36:06,888 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:36:06,888 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:36:06,889 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:36:06,890 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:36:06,891 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:36:06,892 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:36:06,892 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:36:06,893 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:36:06,893 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:36:06,893 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:36:06,894 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:36:06,894 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:36:06,895 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:36:06,895 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:36:06,896 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:36:06,896 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:36:06,896 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:36:06,897 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:36:06,897 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:36:06,897 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:36:06,898 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:36:06,898 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 17:36:06,909 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:36:06,909 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:36:06,910 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:36:06,910 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:36:06,910 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:36:06,910 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:36:06,911 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:36:06,911 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:36:06,911 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:36:06,911 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:36:06,911 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:36:06,911 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:36:06,912 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:36:06,912 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 17:36:06,912 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 17:36:06,912 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:36:06,912 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:36:06,912 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:36:06,912 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:36:06,913 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:36:06,913 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:36:06,913 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:36:06,913 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:36:06,913 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:36:06,913 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:36:06,914 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:36:06,914 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:36:06,914 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 17:36:06,914 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 17:36:06,914 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:36:06,914 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 17:36:06,915 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 17:36:06,915 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_7d00281d-34b5-4228-9e7a-97ed468fe32d/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 -> 9a30c63b7ba6607790fb9b2ddb8b19a74f00f07b [2018-12-08 17:36:06,939 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:36:06,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:36:06,951 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:36:06,953 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:36:06,953 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:36:06,953 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0920a_true-unreach-call.c [2018-12-08 17:36:06,994 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data/ac43ca0b7/96b5a83c91b9419988bcaec315faadf3/FLAGea85a3fb1 [2018-12-08 17:36:07,328 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:36:07,328 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/sv-benchmarks/c/float-newlib/double_req_bl_0920a_true-unreach-call.c [2018-12-08 17:36:07,332 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data/ac43ca0b7/96b5a83c91b9419988bcaec315faadf3/FLAGea85a3fb1 [2018-12-08 17:36:07,726 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/bin-2019/ukojak/data/ac43ca0b7/96b5a83c91b9419988bcaec315faadf3 [2018-12-08 17:36:07,728 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:36:07,730 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:36:07,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:36:07,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:36:07,733 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:36:07,733 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,735 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fcccbd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07, skipping insertion in model container [2018-12-08 17:36:07,735 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:36:07,753 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:36:07,858 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:36:07,862 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:36:07,890 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:36:07,907 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:36:07,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07 WrapperNode [2018-12-08 17:36:07,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:36:07,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:36:07,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:36:07,908 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:36:07,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:36:07,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:36:07,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:36:07,974 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:36:07,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,983 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... [2018-12-08 17:36:07,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:36:07,997 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:36:07,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:36:07,997 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:36:07,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:36:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7d00281d-34b5-4228-9e7a-97ed468fe32d/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 [2018-12-08 17:36:08,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-08 17:36:08,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-08 17:36:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:36:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 17:36:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:36:08,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:36:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-08 17:36:08,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:36:08,157 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:36:08,209 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:36:12,148 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:36:12,206 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:40:35,825 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:40:35,825 INFO L280 CfgBuilder]: Removed 18 assue(true) statements. [2018-12-08 17:40:35,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:40:35 BoogieIcfgContainer [2018-12-08 17:40:35,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:40:35,826 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:40:35,826 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:40:35,833 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:40:35,834 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:40:35" (1/1) ... [2018-12-08 17:40:35,841 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:40:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:40:35,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 39 transitions. [2018-12-08 17:40:35,865 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 39 transitions. [2018-12-08 17:40:35,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-08 17:40:35,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:40:35,898 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 17:40:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:40:35,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:40:35,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:40:35,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:40:35,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2018-12-08 17:40:35,935 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2018-12-08 17:40:35,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 17:40:35,936 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:40:35,936 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 17:40:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:40:35,951 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:40:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:40:35,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:40:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-12-08 17:40:35,983 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-12-08 17:40:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 17:40:35,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:40:35,984 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 17:40:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:40:36,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:40:36,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:40:36,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:40:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2018-12-08 17:40:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2018-12-08 17:40:36,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 17:40:36,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:40:36,007 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 17:40:36,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:40:36,059 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:40:36,131 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:40:36,132 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:40:36,135 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 [2018-12-08 17:40:36,182 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:40:36,189 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 24 [2018-12-08 17:40:36,189 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:40:36,205 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 [2018-12-08 17:40:36,210 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 4 [2018-12-08 17:40:36,211 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-08 17:40:36,213 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:40:36,216 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:40:36,224 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. [2018-12-08 17:40:36,224 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:16 [2018-12-08 17:40:36,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:40:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:40:39,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2018-12-08 17:40:39,050 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2018-12-08 17:40:39,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 17:40:39,050 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:40:39,051 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 17:40:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:40:39,813 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:40:39,826 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:40:39,827 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:40:39,828 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:40:39,829 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:40:39,831 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-12-08 17:40:39,926 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:40:39,932 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:40:39,935 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 3 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 48 [2018-12-08 17:40:39,935 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-08 17:40:39,965 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 35 treesize of output 27 [2018-12-08 17:40:39,979 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-12-08 17:40:39,980 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-08 17:40:39,991 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:40:40,011 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 25 treesize of output 19 [2018-12-08 17:40:40,020 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 5 [2018-12-08 17:40:40,020 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-12-08 17:40:40,023 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:40:40,029 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:40:40,040 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-12-08 17:40:40,040 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:73, output treesize:25 [2018-12-08 17:40:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:40:43,980 WARN L832 $PredicateComparison]: unable to prove that (and (not (exists ((|v_q#valueAsBitvector_6| (_ BitVec 64)) (v_prenex_9 (_ BitVec 64))) (let ((.cse0 ((_ extract 31 0) v_prenex_9))) (and (= .cse0 ((_ extract 31 0) |v_q#valueAsBitvector_6|)) (fp.lt (fp ((_ extract 63 63) |v_q#valueAsBitvector_6|) ((_ extract 62 52) |v_q#valueAsBitvector_6|) ((_ extract 51 0) |v_q#valueAsBitvector_6|)) ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32))) (= .cse0 c_ULTIMATE.start___ieee754_log_~lx~1) (= ((_ extract 63 32) |v_q#valueAsBitvector_6|) c_ULTIMATE.start___ieee754_log_~hx~1))))) (exists ((|v_q#valueAsBitvector_5| (_ BitVec 64))) (and (= ((_ extract 63 32) |v_q#valueAsBitvector_5|) c_ULTIMATE.start___ieee754_log_~hx~1) (fp.lt (fp ((_ extract 63 63) |v_q#valueAsBitvector_5|) ((_ extract 62 52) |v_q#valueAsBitvector_5|) ((_ extract 51 0) |v_q#valueAsBitvector_5|)) ((_ to_fp 11 53) roundNearestTiesToEven (_ bv0 32)))))) is different from false [2018-12-08 17:41:04,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:41:04,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2018-12-08 17:41:04,594 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2018-12-08 17:41:04,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 17:41:04,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:41:04,595 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-08 17:41:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:41:06,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:41:19,678 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:41:19,680 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:41:19,680 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:41:19,681 INFO L683 Elim1Store]: detected equality via solver [2018-12-08 17:41:19,682 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-12-08 17:41:19,790 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 3 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 62 [2018-12-08 17:41:19,796 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 1 [2018-12-08 17:41:19,796 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-08 17:41:19,838 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:41:19,874 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 25 treesize of output 19 [2018-12-08 17:41:19,885 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 5 [2018-12-08 17:41:19,886 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-08 17:41:19,892 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:41:19,924 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 32 treesize of output 24 [2018-12-08 17:41:19,934 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2018-12-08 17:41:19,935 INFO L267 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2018-12-08 17:41:19,949 INFO L267 ElimStorePlain]: Start of recursive call 7: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:41:19,968 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-08 17:41:20,010 INFO L267 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-12-08 17:41:20,011 INFO L202 ElimStorePlain]: Needed 8 recursive calls to eliminate 5 variables, input treesize:99, output treesize:55 [2018-12-08 17:41:28,622 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-12-08 17:41:28,623 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:84) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:928) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:767) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:339) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:575) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:628) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:458) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 30 more [2018-12-08 17:41:28,625 INFO L168 Benchmark]: Toolchain (without parser) took 320896.32 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 943.4 MB in the beginning and 864.1 MB in the end (delta: 79.2 MB). Peak memory consumption was 217.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:41:28,626 INFO L168 Benchmark]: CDTParser took 0.16 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. [2018-12-08 17:41:28,626 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.18 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:41:28,627 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -199.0 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:41:28,627 INFO L168 Benchmark]: Boogie Preprocessor took 23.08 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-08 17:41:28,627 INFO L168 Benchmark]: RCFGBuilder took 267828.59 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: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. [2018-12-08 17:41:28,628 INFO L168 Benchmark]: CodeCheck took 52798.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 864.1 MB in the end (delta: 209.5 MB). Peak memory consumption was 209.5 MB. Max. memory is 11.5 GB. [2018-12-08 17:41:28,630 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 177.18 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 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 65.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -199.0 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.08 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 267828.59 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: 46.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 11.5 GB. * CodeCheck took 52798.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 864.1 MB in the end (delta: 209.5 MB). Peak memory consumption was 209.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...