./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/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 1ff4e8ff973f803d8fa94df33d1e2314e0626318 .............................................................................................................................................................................................................................................. 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_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/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 1ff4e8ff973f803d8fa94df33d1e2314e0626318 .................................................................................................................................................................................................................................................. 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 0.1.23-5842f4b [2018-11-18 17:43:59,063 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:43:59,064 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:43:59,076 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:43:59,076 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:43:59,077 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:43:59,080 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:43:59,082 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:43:59,084 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:43:59,088 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:43:59,090 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:43:59,091 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:43:59,092 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:43:59,093 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:43:59,093 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:43:59,094 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:43:59,095 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:43:59,096 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:43:59,100 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:43:59,101 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:43:59,102 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:43:59,103 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:43:59,105 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:43:59,105 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:43:59,106 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:43:59,106 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:43:59,107 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:43:59,108 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:43:59,108 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:43:59,110 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:43:59,110 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:43:59,111 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:43:59,111 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:43:59,111 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:43:59,112 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:43:59,113 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:43:59,113 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 17:43:59,125 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:43:59,126 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:43:59,126 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:43:59,126 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:43:59,127 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:43:59,127 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:43:59,127 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:43:59,128 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:43:59,128 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:43:59,128 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:43:59,128 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:43:59,128 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:43:59,128 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:43:59,128 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:43:59,128 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:43:59,129 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:43:59,129 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:43:59,129 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:43:59,129 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:43:59,131 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:43:59,131 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:43:59,132 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:43:59,132 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:43:59,132 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:43:59,132 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:43:59,132 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:43:59,132 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 17:43:59,132 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:43:59,133 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:43:59,133 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_fe77749c-26ce-497b-9428-c1c983afc746/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 -> 1ff4e8ff973f803d8fa94df33d1e2314e0626318 [2018-11-18 17:43:59,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:43:59,196 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:43:59,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:43:59,202 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:43:59,203 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:43:59,203 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c [2018-11-18 17:43:59,254 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data/0154051ee/a71f43a42d1041ed87316ecd9e703f84/FLAG49eaf966a [2018-11-18 17:43:59,690 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:43:59,690 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c [2018-11-18 17:43:59,696 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data/0154051ee/a71f43a42d1041ed87316ecd9e703f84/FLAG49eaf966a [2018-11-18 17:43:59,726 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data/0154051ee/a71f43a42d1041ed87316ecd9e703f84 [2018-11-18 17:43:59,729 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:43:59,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:43:59,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:43:59,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:43:59,745 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:43:59,746 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:43:59" (1/1) ... [2018-11-18 17:43:59,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25c31600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:43:59, skipping insertion in model container [2018-11-18 17:43:59,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:43:59" (1/1) ... [2018-11-18 17:43:59,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:43:59,825 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:44:00,071 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:44:00,074 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:44:00,104 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:44:00,123 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:44:00,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00 WrapperNode [2018-11-18 17:44:00,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:44:00,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:44:00,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:44:00,125 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:44:00,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... [2018-11-18 17:44:00,141 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... [2018-11-18 17:44:00,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:44:00,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:44:00,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:44:00,159 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:44:00,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... [2018-11-18 17:44:00,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... [2018-11-18 17:44:00,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... [2018-11-18 17:44:00,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... [2018-11-18 17:44:00,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... [2018-11-18 17:44:00,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... [2018-11-18 17:44:00,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... [2018-11-18 17:44:00,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:44:00,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:44:00,276 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:44:00,276 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:44:00,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:44:00,332 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 17:44:00,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 17:44:00,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 17:44:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:44:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:44:00,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:44:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 17:44:00,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:44:01,110 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:44:01,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:44:01 BoogieIcfgContainer [2018-11-18 17:44:01,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:44:01,112 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:44:01,113 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:44:01,123 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:44:01,125 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:44:01" (1/1) ... [2018-11-18 17:44:01,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:44:01,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:44:01,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2018-11-18 17:44:01,172 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2018-11-18 17:44:01,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 17:44:01,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:44:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:44:01,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:44:01,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:44:01,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-11-18 17:44:01,279 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-11-18 17:44:01,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 17:44:01,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:44:01,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:44:01,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:44:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:44:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 17:44:01,429 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 17:44:01,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 05:44:01 ImpRootNode [2018-11-18 17:44:01,454 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 17:44:01,455 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:44:01,455 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:44:01,455 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:44:01,455 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:44:01" (3/4) ... [2018-11-18 17:44:01,459 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 17:44:01,459 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:44:01,460 INFO L168 Benchmark]: Toolchain (without parser) took 1730.77 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -136.6 MB). Peak memory consumption was 23.3 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:01,462 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:44:01,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.48 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:01,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.28 ms. Allocated memory is still 1.0 GB. Free memory was 945.7 MB in the beginning and 943.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:01,463 INFO L168 Benchmark]: Boogie Preprocessor took 116.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 943.0 MB in the beginning and 1.2 GB in the end (delta: -215.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:01,464 INFO L168 Benchmark]: RCFGBuilder took 835.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:01,465 INFO L168 Benchmark]: CodeCheck took 342.88 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:01,465 INFO L168 Benchmark]: Witness Printer took 4.65 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:44:01,468 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, 37 locations, 1 error locations. UNSAFE Result, 0.2s 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: 98]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 13, overapproximation of bitwiseAnd at line 27, overapproximation of someBinaryArithmeticFLOAToperation at line 30. Possible FailurePath: [L15] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L91] float x = __VERIFIER_nondet_float(); [L92] COND TRUE x < -0.0f [L94] CALL, EXPR __ieee754_sqrtf(x) [L18] float z; [L19] __uint32_t r, hx; [L20] __int32_t ix, s, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L23] FCALL ieee_float_shape_type gf_u; [L24] FCALL gf_u.value = (x) [L25] EXPR, FCALL gf_u.word [L25] (ix) = gf_u.word [L26] COND FALSE !(0) VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L27] hx = ix & 0x7fffffff VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L29] COND TRUE !((hx) < 0x7f800000L) [L30] RET return x * x + x; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L94] EXPR __ieee754_sqrtf(x) [L94] float res = __ieee754_sqrtf(x); [L97] CALL, EXPR isnan_float(res) [L13] RET return x != x; [L97] EXPR isnan_float(res) [L97] COND TRUE !isnan_float(res) [L98] __VERIFIER_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 391.48 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.28 ms. Allocated memory is still 1.0 GB. Free memory was 945.7 MB in the beginning and 943.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 116.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 943.0 MB in the beginning and 1.2 GB in the end (delta: -215.5 MB). Peak memory consumption was 15.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 835.39 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. * CodeCheck took 342.88 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.65 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 0.1.23-5842f4b [2018-11-18 17:44:03,773 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:44:03,774 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:44:03,787 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:44:03,794 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:44:03,795 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:44:03,798 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:44:03,800 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:44:03,804 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:44:03,810 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:44:03,811 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:44:03,811 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:44:03,811 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:44:03,812 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:44:03,813 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:44:03,818 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:44:03,819 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:44:03,820 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:44:03,822 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:44:03,831 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:44:03,832 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:44:03,833 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:44:03,834 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:44:03,834 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:44:03,835 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:44:03,835 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:44:03,836 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:44:03,837 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:44:03,837 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:44:03,845 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:44:03,845 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:44:03,845 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:44:03,845 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:44:03,846 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:44:03,846 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:44:03,847 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:44:03,847 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 17:44:03,861 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:44:03,861 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:44:03,862 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:44:03,862 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 17:44:03,864 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 17:44:03,864 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 17:44:03,864 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:44:03,864 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 17:44:03,864 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 17:44:03,865 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:44:03,865 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:44:03,865 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:44:03,865 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:44:03,865 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:44:03,877 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:44:03,877 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 17:44:03,878 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:44:03,878 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:44:03,878 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:44:03,878 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 17:44:03,878 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 17:44:03,878 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:44:03,878 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:44:03,878 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:44:03,879 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:44:03,879 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:44:03,879 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:44:03,879 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 17:44:03,879 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:44:03,879 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:44:03,879 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:44:03,879 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:44:03,880 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_fe77749c-26ce-497b-9428-c1c983afc746/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 -> 1ff4e8ff973f803d8fa94df33d1e2314e0626318 [2018-11-18 17:44:03,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:44:03,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:44:03,965 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:44:03,967 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:44:03,967 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:44:03,968 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c [2018-11-18 17:44:04,026 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data/a58b69c6c/753bb7b32ae846ef87614348ee80b44a/FLAG89c6da2ea [2018-11-18 17:44:04,427 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:44:04,427 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/sv-benchmarks/c/float-newlib/float_req_bl_0710_true-unreach-call.c [2018-11-18 17:44:04,442 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data/a58b69c6c/753bb7b32ae846ef87614348ee80b44a/FLAG89c6da2ea [2018-11-18 17:44:04,801 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/data/a58b69c6c/753bb7b32ae846ef87614348ee80b44a [2018-11-18 17:44:04,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:44:04,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:44:04,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:44:04,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:44:04,810 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:44:04,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:44:04" (1/1) ... [2018-11-18 17:44:04,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea0124f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:04, skipping insertion in model container [2018-11-18 17:44:04,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:44:04" (1/1) ... [2018-11-18 17:44:04,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:44:04,862 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:44:05,149 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:44:05,157 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:44:05,199 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:44:05,233 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:44:05,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05 WrapperNode [2018-11-18 17:44:05,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:44:05,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:44:05,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:44:05,234 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:44:05,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... [2018-11-18 17:44:05,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... [2018-11-18 17:44:05,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:44:05,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:44:05,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:44:05,279 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:44:05,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... [2018-11-18 17:44:05,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... [2018-11-18 17:44:05,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... [2018-11-18 17:44:05,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... [2018-11-18 17:44:05,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... [2018-11-18 17:44:05,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... [2018-11-18 17:44:05,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... [2018-11-18 17:44:05,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:44:05,306 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:44:05,306 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:44:05,306 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:44:05,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:44:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe77749c-26ce-497b-9428-c1c983afc746/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 17:44:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 17:44:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:44:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 17:44:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:44:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:44:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 17:44:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 17:44:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 17:44:07,839 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:44:07,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:44:07 BoogieIcfgContainer [2018-11-18 17:44:07,840 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:44:07,840 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 17:44:07,840 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 17:44:07,854 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 17:44:07,854 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:44:07" (1/1) ... [2018-11-18 17:44:07,867 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:44:07,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:44:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2018-11-18 17:44:07,898 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2018-11-18 17:44:07,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 17:44:07,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:44:07,947 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:44:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:44:07,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:44:07,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:44:07,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 17:44:07,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2018-11-18 17:44:07,998 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2018-11-18 17:44:08,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 17:44:08,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 17:44:08,002 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 17:44:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:44:08,121 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:44:19,672 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-11-18 17:44:19,673 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.parseSuccess(Executor.java:221) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:140) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:102) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.pop(ManagedScript.java:131) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) 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:624) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:454) 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 [2018-11-18 17:44:19,675 INFO L168 Benchmark]: Toolchain (without parser) took 14870.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -126.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:19,677 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:44:19,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 426.86 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:19,682 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.92 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:44:19,682 INFO L168 Benchmark]: Boogie Preprocessor took 26.31 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:19,683 INFO L168 Benchmark]: RCFGBuilder took 2534.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:19,684 INFO L168 Benchmark]: CodeCheck took 11834.67 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: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 17:44:19,686 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 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 426.86 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 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 44.92 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 26.31 ms. Allocated memory is still 1.0 GB. Free memory was 935.8 MB in the beginning and 930.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2534.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 930.4 MB in the beginning and 1.1 GB in the end (delta: -164.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * CodeCheck took 11834.67 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: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...