./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/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 d7e7e55f386e440ebcd430bb3788c6d3a2200122 ..................................................................................................................................................................................................................................................................................... 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_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/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 d7e7e55f386e440ebcd430bb3788c6d3a2200122 .................................................................................................................................................................................................................................. 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. No stderr output. --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:00:39,439 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:00:39,440 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:00:39,447 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:00:39,447 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:00:39,448 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:00:39,449 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:00:39,450 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:00:39,451 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:00:39,452 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:00:39,453 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:00:39,453 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:00:39,454 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:00:39,454 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:00:39,455 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:00:39,455 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:00:39,455 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:00:39,456 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:00:39,458 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:00:39,458 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:00:39,459 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:00:39,460 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:00:39,462 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:00:39,462 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:00:39,463 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:00:39,463 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:00:39,464 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:00:39,465 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:00:39,465 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:00:39,466 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:00:39,466 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:00:39,467 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:00:39,467 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:00:39,467 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:00:39,467 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:00:39,468 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:00:39,468 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 07:00:39,477 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:00:39,478 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:00:39,478 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:00:39,478 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:00:39,479 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:00:39,479 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:00:39,479 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:00:39,479 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:00:39,479 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:00:39,479 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:00:39,480 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:00:39,480 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:00:39,480 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:00:39,480 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:00:39,480 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:00:39,480 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:00:39,480 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:00:39,480 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:00:39,480 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:00:39,481 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:00:39,481 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:00:39,481 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:00:39,481 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:00:39,481 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:00:39,481 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:00:39,481 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 07:00:39,481 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:00:39,481 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:00:39,481 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_e170faa7-098e-430c-86bb-02dabf58f4cc/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 -> d7e7e55f386e440ebcd430bb3788c6d3a2200122 [2018-11-10 07:00:39,504 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:00:39,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:00:39,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:00:39,516 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:00:39,516 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:00:39,517 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c [2018-11-10 07:00:39,554 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data/6c53fd784/abb1fba26e764cc28df0d72c5eacbc68/FLAGfd390ec4e [2018-11-10 07:00:39,903 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:00:39,903 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c [2018-11-10 07:00:39,908 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data/6c53fd784/abb1fba26e764cc28df0d72c5eacbc68/FLAGfd390ec4e [2018-11-10 07:00:39,918 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data/6c53fd784/abb1fba26e764cc28df0d72c5eacbc68 [2018-11-10 07:00:39,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:00:39,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:00:39,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:00:39,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:00:39,926 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:00:39,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:00:39" (1/1) ... [2018-11-10 07:00:39,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7249ddee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:39, skipping insertion in model container [2018-11-10 07:00:39,929 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:00:39" (1/1) ... [2018-11-10 07:00:39,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:00:39,959 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:00:40,103 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:00:40,109 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:00:40,147 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:00:40,163 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:00:40,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40 WrapperNode [2018-11-10 07:00:40,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:00:40,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:00:40,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:00:40,164 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:00:40,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... [2018-11-10 07:00:40,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... [2018-11-10 07:00:40,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:00:40,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:00:40,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:00:40,237 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:00:40,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... [2018-11-10 07:00:40,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... [2018-11-10 07:00:40,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... [2018-11-10 07:00:40,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... [2018-11-10 07:00:40,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... [2018-11-10 07:00:40,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... [2018-11-10 07:00:40,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... [2018-11-10 07:00:40,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:00:40,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:00:40,269 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:00:40,269 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:00:40,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:00:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2018-11-10 07:00:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 07:00:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 07:00:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:00:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 07:00:40,309 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 07:00:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 07:00:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:00:40,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:00:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 07:00:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:00:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 07:00:40,310 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 07:00:41,337 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:00:41,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:00:41 BoogieIcfgContainer [2018-11-10 07:00:41,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:00:41,338 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:00:41,338 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:00:41,345 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:00:41,346 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:00:41" (1/1) ... [2018-11-10 07:00:41,354 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:00:41,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:00:41,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 112 transitions. [2018-11-10 07:00:41,383 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2018-11-10 07:00:41,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 07:00:41,385 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:00:41,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:00:41,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:00:41,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:00:41,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 107 transitions. [2018-11-10 07:00:41,492 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2018-11-10 07:00:41,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 07:00:41,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:00:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:00:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:00:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:00:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 07:00:41,670 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 07:00:41,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 07:00:41 ImpRootNode [2018-11-10 07:00:41,705 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 07:00:41,705 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:00:41,705 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:00:41,705 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:00:41,706 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:00:41" (3/4) ... [2018-11-10 07:00:41,709 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 07:00:41,709 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:00:41,710 INFO L168 Benchmark]: Toolchain (without parser) took 1789.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 960.9 MB in the beginning and 962.0 MB in the end (delta: -1.1 MB). Peak memory consumption was 132.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:41,712 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:00:41,712 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.20 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 944.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:41,712 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:41,713 INFO L168 Benchmark]: Boogie Preprocessor took 31.53 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:41,713 INFO L168 Benchmark]: RCFGBuilder took 1068.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.2 MB in the end (delta: 133.4 MB). Peak memory consumption was 133.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:41,714 INFO L168 Benchmark]: CodeCheck took 366.90 ms. Allocated memory is still 1.2 GB. Free memory was 994.2 MB in the beginning and 962.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:41,714 INFO L168 Benchmark]: Witness Printer took 4.59 ms. Allocated memory is still 1.2 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:00:41,717 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 3 procedures, 193 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 32 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97 GetRequests, 97 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 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: 228]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 227, overapproximation of someUnaryDOUBLEoperation at line 42, overapproximation of bitwiseAnd at line 133, overapproximation of someUnaryFLOAToperation at line 217, overapproximation of someBinaryArithmeticFLOAToperation at line 135. Possible FailurePath: [L27-L32] FCALL static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L34-L39] FCALL static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L41-L45] FCALL static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L47-L49] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L115-L116] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L216] float x = __VERIFIER_nondet_float(); [L217] float y = -0.0f; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L224] COND TRUE x > 0.0f [L225] CALL, EXPR __ieee754_atan2f(y, x) [L119] float z; [L120] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L123] FCALL ieee_float_shape_type gf_u; [L124] FCALL gf_u.value = (x) [L125] EXPR, FCALL gf_u.word [L125] (hx) = gf_u.word [L126] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L127] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L129] FCALL ieee_float_shape_type gf_u; [L130] FCALL gf_u.value = (y) [L131] EXPR, FCALL gf_u.word [L131] (hy) = gf_u.word [L132] COND FALSE !(0) VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L133] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L134] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L135] RET return x + y; VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L225] EXPR __ieee754_atan2f(y, x) [L225] float res = __ieee754_atan2f(y, x); [L227] COND TRUE res != -0.0f VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L228] __VERIFIER_error() VAL [aT_atan={6:0}, atanhi_atan={3:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 241.20 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 944.8 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 72.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 944.8 MB in the beginning and 1.1 GB in the end (delta: -185.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 31.53 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1068.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 994.2 MB in the end (delta: 133.4 MB). Peak memory consumption was 133.4 MB. Max. memory is 11.5 GB. * CodeCheck took 366.90 ms. Allocated memory is still 1.2 GB. Free memory was 994.2 MB in the beginning and 962.0 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.59 ms. Allocated memory is still 1.2 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:00:43,210 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:00:43,211 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:00:43,220 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:00:43,221 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:00:43,221 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:00:43,222 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:00:43,223 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:00:43,225 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:00:43,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:00:43,226 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:00:43,226 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:00:43,227 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:00:43,228 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:00:43,229 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:00:43,230 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:00:43,231 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:00:43,232 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:00:43,234 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:00:43,235 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:00:43,236 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:00:43,237 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:00:43,239 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:00:43,239 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:00:43,239 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:00:43,240 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:00:43,240 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:00:43,241 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:00:43,242 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:00:43,243 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:00:43,243 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:00:43,243 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:00:43,244 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:00:43,244 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:00:43,244 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:00:43,246 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:00:43,246 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 07:00:43,257 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:00:43,257 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:00:43,258 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:00:43,258 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:00:43,259 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:00:43,259 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:00:43,259 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:00:43,259 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:00:43,260 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:00:43,260 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:00:43,260 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:00:43,260 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:00:43,260 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:00:43,260 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 07:00:43,260 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 07:00:43,260 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:00:43,261 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:00:43,261 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:00:43,261 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 07:00:43,261 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 07:00:43,261 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:00:43,261 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:00:43,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:00:43,262 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:00:43,262 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:00:43,262 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:00:43,262 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 07:00:43,262 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 07:00:43,262 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:00:43,262 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 07:00:43,263 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 07:00:43,263 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_e170faa7-098e-430c-86bb-02dabf58f4cc/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 -> d7e7e55f386e440ebcd430bb3788c6d3a2200122 [2018-11-10 07:00:43,296 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:00:43,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:00:43,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:00:43,307 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:00:43,307 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:00:43,308 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c [2018-11-10 07:00:43,345 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data/34bdfa4de/bed578301847453b8a8ca98809e23b2d/FLAG5d9179e72 [2018-11-10 07:00:43,673 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:00:43,673 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/sv-benchmarks/c/float-newlib/float_req_bl_0661a_true-unreach-call.c [2018-11-10 07:00:43,678 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data/34bdfa4de/bed578301847453b8a8ca98809e23b2d/FLAG5d9179e72 [2018-11-10 07:00:43,688 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/data/34bdfa4de/bed578301847453b8a8ca98809e23b2d [2018-11-10 07:00:43,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:00:43,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 07:00:43,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:00:43,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:00:43,693 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:00:43,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:43,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f75b398 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43, skipping insertion in model container [2018-11-10 07:00:43,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:43,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:00:43,724 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:00:43,888 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:00:43,897 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:00:43,943 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:00:43,965 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:00:43,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43 WrapperNode [2018-11-10 07:00:43,966 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:00:43,966 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 07:00:43,967 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 07:00:43,967 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 07:00:43,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:43,984 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:44,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 07:00:44,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:00:44,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:00:44,007 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:00:44,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:44,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:44,020 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:44,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:44,032 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:44,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:44,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... [2018-11-10 07:00:44,103 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:00:44,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:00:44,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:00:44,103 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:00:44,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:00:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e170faa7-098e-430c-86bb-02dabf58f4cc/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 07:00:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-10 07:00:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-10 07:00:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2018-11-10 07:00:44,145 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2018-11-10 07:00:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 07:00:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2018-11-10 07:00:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:00:44,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:00:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 07:00:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 07:00:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 07:00:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2018-11-10 07:00:44,146 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2018-11-10 07:00:44,261 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,277 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,328 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,335 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,372 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,377 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,409 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,417 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,426 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,429 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,492 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,496 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,504 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,506 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,782 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,785 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,790 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,793 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,798 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,802 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,808 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,811 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,815 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,847 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,855 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,866 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:44,870 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:00,638 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:01:00,647 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:03:54,392 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. No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1427) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1400) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:89) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) ... 24 more [2018-11-10 07:03:54,395 INFO L168 Benchmark]: Toolchain (without parser) took 190704.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 954.6 MB in the beginning and 956.7 MB in the end (delta: -2.2 MB). Peak memory consumption was 147.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:03:54,396 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:03:54,396 INFO L168 Benchmark]: CACSL2BoogieTranslator took 274.96 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 931.8 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:03:54,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.54 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:03:54,397 INFO L168 Benchmark]: Boogie Preprocessor took 95.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 931.8 MB in the beginning and 1.1 GB in the end (delta: -203.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:03:54,397 INFO L168 Benchmark]: RCFGBuilder took 190290.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.7 MB in the end (delta: 178.5 MB). Peak memory consumption was 178.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:03:54,399 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 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 274.96 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 931.8 MB in the end (delta: 22.8 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.54 ms. Allocated memory is still 1.0 GB. Free memory is still 931.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 95.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 931.8 MB in the beginning and 1.1 GB in the end (delta: -203.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 190290.96 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 956.7 MB in the end (delta: 178.5 MB). Peak memory consumption was 178.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. No stderr output.: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...