./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1092b_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_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1092b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/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 0d806ca1b262345211037ccd3e4a22cabffa047b ................................................................................................................................................................................................................................................ 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_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1092b_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/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 0d806ca1b262345211037ccd3e4a22cabffa047b ................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:03:49,837 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:03:49,838 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:03:49,844 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:03:49,844 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:03:49,844 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:03:49,845 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:03:49,846 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:03:49,847 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:03:49,847 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:03:49,847 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:03:49,848 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:03:49,848 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:03:49,849 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:03:49,849 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:03:49,849 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:03:49,850 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:03:49,851 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:03:49,852 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:03:49,852 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:03:49,853 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:03:49,853 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:03:49,855 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:03:49,855 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:03:49,855 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:03:49,855 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:03:49,856 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:03:49,856 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:03:49,857 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:03:49,857 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:03:49,857 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:03:49,858 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:03:49,858 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:03:49,858 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:03:49,858 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:03:49,859 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:03:49,859 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 00:03:49,866 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:03:49,866 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:03:49,866 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:03:49,867 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:03:49,867 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:03:49,867 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:03:49,867 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:03:49,867 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:03:49,867 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 00:03:49,867 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:03:49,867 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:03:49,867 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:03:49,868 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:03:49,868 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:03:49,868 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:03:49,868 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:03:49,868 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:03:49,868 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:03:49,868 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:03:49,868 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:03:49,868 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:03:49,868 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:03:49,868 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:03:49,868 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:03:49,869 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:03:49,869 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:03:49,869 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 00:03:49,869 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:03:49,869 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 00:03:49,869 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_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/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 -> 0d806ca1b262345211037ccd3e4a22cabffa047b [2018-12-09 00:03:49,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:03:49,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:03:49,895 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:03:49,896 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:03:49,896 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:03:49,896 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1092b_true-unreach-call.c [2018-12-09 00:03:49,934 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data/e6de442ab/2df8d0cf532e432d81b72b57cb348e88/FLAG06deba521 [2018-12-09 00:03:50,364 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:03:50,365 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/sv-benchmarks/c/float-newlib/double_req_bl_1092b_true-unreach-call.c [2018-12-09 00:03:50,368 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data/e6de442ab/2df8d0cf532e432d81b72b57cb348e88/FLAG06deba521 [2018-12-09 00:03:50,376 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data/e6de442ab/2df8d0cf532e432d81b72b57cb348e88 [2018-12-09 00:03:50,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:03:50,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:03:50,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:03:50,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:03:50,381 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:03:50,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@651df91d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50, skipping insertion in model container [2018-12-09 00:03:50,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:03:50,397 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:03:50,493 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:03:50,496 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:03:50,514 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:03:50,555 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:03:50,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50 WrapperNode [2018-12-09 00:03:50,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:03:50,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:03:50,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:03:50,556 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:03:50,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:03:50,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:03:50,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:03:50,580 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:03:50,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,587 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,595 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:03:50,597 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:03:50,597 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:03:50,597 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:03:50,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/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 [2018-12-09 00:03:50,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 00:03:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 00:03:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 00:03:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:03:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:03:50,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:03:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 00:03:50,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 00:03:50,902 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:03:50,902 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 00:03:50,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:50 BoogieIcfgContainer [2018-12-09 00:03:50,903 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:03:50,903 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:03:50,903 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:03:50,910 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:03:50,910 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:50" (1/1) ... [2018-12-09 00:03:50,917 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:03:50,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:50,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2018-12-09 00:03:50,940 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2018-12-09 00:03:50,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 00:03:50,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:51,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:51,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-12-09 00:03:51,011 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-12-09 00:03:51,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 00:03:51,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:03:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:03:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:03:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 00:03:51,084 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-09 00:03:51,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:03:51 ImpRootNode [2018-12-09 00:03:51,103 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:03:51,103 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:03:51,103 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:03:51,103 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:03:51,104 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:50" (3/4) ... [2018-12-09 00:03:51,106 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 00:03:51,106 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:03:51,107 INFO L168 Benchmark]: Toolchain (without parser) took 728.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -104.8 MB). Peak memory consumption was 33.1 MB. Max. memory is 11.5 GB. [2018-12-09 00:03:51,108 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:03:51,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 176.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-12-09 00:03:51,109 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.46 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. [2018-12-09 00:03:51,109 INFO L168 Benchmark]: Boogie Preprocessor took 17.08 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:03:51,110 INFO L168 Benchmark]: RCFGBuilder took 306.20 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: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:03:51,110 INFO L168 Benchmark]: CodeCheck took 199.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2018-12-09 00:03:51,110 INFO L168 Benchmark]: Witness Printer took 3.31 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. [2018-12-09 00:03:51,112 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, 33 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 15 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 49 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 96]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 95, overapproximation of bitwiseAnd at line 28, overapproximation of someBinaryArithmeticDOUBLEoperation at line 53. Possible FailurePath: [L17] static const double huge_ceil = 1.0e300; [L91] double x = 0.0; [L20] __int32_t i0, i1, j0; [L21] __uint32_t i, j; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (i0) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (i1) = ew_u.parts.lsw [L28] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L29] COND FALSE !(j0 < 20) VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L51] COND TRUE j0 > 51 [L52] COND FALSE !(j0 == 0x400) [L55] return x; VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L92] double res = ceil_double(x); [L95] COND TRUE res != x VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L96] __VERIFIER_error() VAL [huge_ceil=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 176.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.46 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. * Boogie Preprocessor took 17.08 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 306.20 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: 38.8 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. * CodeCheck took 199.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 00:03:52,489 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 00:03:52,490 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 00:03:52,498 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 00:03:52,498 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 00:03:52,499 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 00:03:52,500 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 00:03:52,501 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 00:03:52,502 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 00:03:52,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 00:03:52,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 00:03:52,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 00:03:52,504 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 00:03:52,505 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 00:03:52,505 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 00:03:52,506 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 00:03:52,507 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 00:03:52,508 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 00:03:52,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 00:03:52,510 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 00:03:52,511 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 00:03:52,512 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 00:03:52,514 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 00:03:52,514 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 00:03:52,514 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 00:03:52,515 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 00:03:52,516 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 00:03:52,516 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 00:03:52,517 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 00:03:52,518 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 00:03:52,518 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 00:03:52,518 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 00:03:52,518 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 00:03:52,518 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 00:03:52,519 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 00:03:52,519 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 00:03:52,520 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 00:03:52,530 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 00:03:52,530 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 00:03:52,531 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 00:03:52,531 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 00:03:52,532 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 00:03:52,532 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 00:03:52,532 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 00:03:52,532 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 00:03:52,532 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 00:03:52,532 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 00:03:52,532 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 00:03:52,532 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 00:03:52,533 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 00:03:52,533 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 00:03:52,533 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 00:03:52,533 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 00:03:52,533 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 00:03:52,533 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 00:03:52,533 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 00:03:52,533 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 00:03:52,534 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 00:03:52,534 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 00:03:52,534 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 00:03:52,534 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 00:03:52,534 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 00:03:52,534 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 00:03:52,534 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 00:03:52,534 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 00:03:52,534 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 00:03:52,534 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 00:03:52,535 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 00:03:52,535 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 00:03:52,535 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_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/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 -> 0d806ca1b262345211037ccd3e4a22cabffa047b [2018-12-09 00:03:52,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 00:03:52,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 00:03:52,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 00:03:52,572 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 00:03:52,572 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 00:03:52,573 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1092b_true-unreach-call.c [2018-12-09 00:03:52,613 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data/5d3cb8841/110df338e6d349928b40dd5a0528383a/FLAG11536c13f [2018-12-09 00:03:53,052 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 00:03:53,053 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/sv-benchmarks/c/float-newlib/double_req_bl_1092b_true-unreach-call.c [2018-12-09 00:03:53,057 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data/5d3cb8841/110df338e6d349928b40dd5a0528383a/FLAG11536c13f [2018-12-09 00:03:53,066 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/data/5d3cb8841/110df338e6d349928b40dd5a0528383a [2018-12-09 00:03:53,068 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 00:03:53,069 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 00:03:53,070 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 00:03:53,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 00:03:53,072 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 00:03:53,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cdf94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53, skipping insertion in model container [2018-12-09 00:03:53,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 00:03:53,091 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 00:03:53,198 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:03:53,202 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 00:03:53,223 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 00:03:53,240 INFO L195 MainTranslator]: Completed translation [2018-12-09 00:03:53,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53 WrapperNode [2018-12-09 00:03:53,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 00:03:53,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 00:03:53,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 00:03:53,241 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 00:03:53,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,267 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 00:03:53,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 00:03:53,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 00:03:53,268 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 00:03:53,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... [2018-12-09 00:03:53,323 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 00:03:53,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 00:03:53,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 00:03:53,323 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 00:03:53,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:03:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/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 [2018-12-09 00:03:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 00:03:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 00:03:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 00:03:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 00:03:53,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 00:03:53,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 00:03:53,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 00:03:53,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 00:03:53,474 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 00:03:56,770 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 00:03:56,770 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-09 00:03:56,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:56 BoogieIcfgContainer [2018-12-09 00:03:56,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 00:03:56,771 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 00:03:56,771 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 00:03:56,777 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 00:03:56,777 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:56" (1/1) ... [2018-12-09 00:03:56,783 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 00:03:56,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2018-12-09 00:03:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2018-12-09 00:03:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 00:03:56,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:56,840 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 00:03:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:56,858 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:03:56,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:56,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2018-12-09 00:03:56,871 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2018-12-09 00:03:56,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 00:03:56,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:56,872 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 00:03:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:56,886 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:03:56,918 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:56,918 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:56,922 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 [2018-12-09 00:03:56,959 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:56,959 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:56,960 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 32 [2018-12-09 00:03:56,961 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 00:03:56,976 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 [2018-12-09 00:03:56,980 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 [2018-12-09 00:03:56,980 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-12-09 00:03:56,983 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:03:56,986 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:03:56,994 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. [2018-12-09 00:03:56,994 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:42, output treesize:14 [2018-12-09 00:03:57,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:57,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:57,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2018-12-09 00:03:57,226 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2018-12-09 00:03:57,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 00:03:57,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:57,227 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 00:03:57,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:57,239 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:03:57,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:58,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-12-09 00:03:58,963 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-12-09 00:03:58,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 00:03:58,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:58,964 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 00:03:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:58,990 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:03:58,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:03:58,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:03:58,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2018-12-09 00:03:58,993 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2018-12-09 00:03:58,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 00:03:58,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 00:03:58,994 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 00:03:59,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 00:03:59,032 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 00:03:59,040 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:59,040 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:59,041 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:59,041 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:59,043 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 [2018-12-09 00:03:59,130 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:59,131 INFO L683 Elim1Store]: detected equality via solver [2018-12-09 00:03:59,132 INFO L478 Elim1Store]: Elim1 applied some preprocessing eliminated variable of array dimension 1, 2 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 54 treesize of output 70 [2018-12-09 00:03:59,132 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-12-09 00:03:59,156 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 11 treesize of output 9 [2018-12-09 00:03:59,157 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 00:03:59,173 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 43 treesize of output 31 [2018-12-09 00:03:59,178 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 31 treesize of output 13 [2018-12-09 00:03:59,178 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-12-09 00:03:59,185 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:03:59,198 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:03:59,216 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. [2018-12-09 00:03:59,217 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 4 variables, input treesize:77, output treesize:32 [2018-12-09 00:04:01,254 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 18 [2018-12-09 00:04:01,259 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 54 treesize of output 48 [2018-12-09 00:04:01,262 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 48 treesize of output 43 [2018-12-09 00:04:01,275 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 31 treesize of output 21 [2018-12-09 00:04:01,275 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-09 00:04:01,278 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:04:01,280 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-09 00:04:01,292 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. [2018-12-09 00:04:01,292 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:67, output treesize:34 [2018-12-09 00:04:01,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 00:04:02,289 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-09 00:04:03,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 00:04:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2018-12-09 00:04:03,196 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2018-12-09 00:04:03,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 00:04:03,196 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2018-12-09 00:04:03,202 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 00:04:03,418 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-09 00:04:03,424 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-09 00:04:03,424 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 00:04:03,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:04:03 ImpRootNode [2018-12-09 00:04:03,425 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 00:04:03,425 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 00:04:03,425 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 00:04:03,425 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 00:04:03,426 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:03:56" (3/4) ... [2018-12-09 00:04:03,428 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 00:04:03,434 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2018-12-09 00:04:03,434 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 00:04:03,452 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \result == x && ~Pluszero~LONGDOUBLE() == x [2018-12-09 00:04:03,472 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e639b12b-6f73-4fe4-9a81-b581e3f4ecac/bin-2019/ukojak/witness.graphml [2018-12-09 00:04:03,472 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 00:04:03,473 INFO L168 Benchmark]: Toolchain (without parser) took 10404.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 944.7 MB in the beginning and 819.2 MB in the end (delta: 125.5 MB). Peak memory consumption was 250.3 MB. Max. memory is 11.5 GB. [2018-12-09 00:04:03,473 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. [2018-12-09 00:04:03,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 170.52 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2018-12-09 00:04:03,474 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.52 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:04:03,474 INFO L168 Benchmark]: Boogie Preprocessor took 55.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-09 00:04:03,475 INFO L168 Benchmark]: RCFGBuilder took 3447.51 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: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 11.5 GB. [2018-12-09 00:04:03,475 INFO L168 Benchmark]: CodeCheck took 6654.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 819.2 MB in the end (delta: 246.6 MB). Peak memory consumption was 246.6 MB. Max. memory is 11.5 GB. [2018-12-09 00:04:03,475 INFO L168 Benchmark]: Witness Printer took 47.00 ms. Allocated memory is still 1.2 GB. Free memory is still 819.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 00:04:03,477 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, 33 locations, 1 error locations. SAFE Result, 6.4s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 304 SDtfs, 140 SDslu, 92 SDs, 0 SdLazy, 598 SolverSat, 126 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 416 GetRequests, 376 SyntacticMatches, 6 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 45 ConstructedInterpolants, 8 QuantifiedInterpolants, 3117 SizeOfPredicates, 20 NumberOfNonLiveVariables, 157 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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: 96]: 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: 19]: Loop Invariant Derived loop invariant: \result == x && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: x == x && ~Pluszero~LONGDOUBLE() == x - InvariantResult [Line: 83]: Loop Invariant Derived loop invariant: 1 * 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 170.52 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 927.3 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.52 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3447.51 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: 46.9 MB). Peak memory consumption was 46.9 MB. Max. memory is 11.5 GB. * CodeCheck took 6654.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 819.2 MB in the end (delta: 246.6 MB). Peak memory consumption was 246.6 MB. Max. memory is 11.5 GB. * Witness Printer took 47.00 ms. Allocated memory is still 1.2 GB. Free memory is still 819.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...