./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/inv_square_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_square_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/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 9b5f8c7f8f0f24b8f3c006680a1188ad2ebf7298 ................................................................................................................................................................................................................................................................................................................................................... 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_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_square_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/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 9b5f8c7f8f0f24b8f3c006680a1188ad2ebf7298 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 02:16:51,392 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:16:51,393 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:16:51,399 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:16:51,399 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:16:51,400 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:16:51,400 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:16:51,401 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:16:51,403 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:16:51,403 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:16:51,404 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:16:51,404 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:16:51,405 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:16:51,405 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:16:51,406 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:16:51,406 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:16:51,407 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:16:51,408 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:16:51,409 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:16:51,410 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:16:51,411 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:16:51,412 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:16:51,414 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:16:51,414 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:16:51,414 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:16:51,415 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:16:51,415 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:16:51,416 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:16:51,417 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:16:51,417 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:16:51,418 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:16:51,418 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:16:51,418 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:16:51,418 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:16:51,419 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:16:51,419 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:16:51,419 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 02:16:51,429 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:16:51,429 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:16:51,430 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:16:51,430 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 02:16:51,430 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:16:51,430 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:16:51,430 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:16:51,431 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:16:51,431 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 02:16:51,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:16:51,431 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:16:51,431 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:16:51,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:16:51,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:16:51,431 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:16:51,432 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:16:51,432 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:16:51,432 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:16:51,432 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 02:16:51,432 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 02:16:51,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:16:51,432 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:16:51,432 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 02:16:51,432 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:16:51,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:16:51,433 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:16:51,433 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 02:16:51,433 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:16:51,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 02:16:51,433 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_9e520bfa-94bd-41db-9a37-a01c1b1db310/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 -> 9b5f8c7f8f0f24b8f3c006680a1188ad2ebf7298 [2018-11-23 02:16:51,457 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:16:51,467 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:16:51,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:16:51,470 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:16:51,471 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:16:51,471 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_square_true-unreach-call_true-termination.c [2018-11-23 02:16:51,515 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data/3556fc16c/2b2b72ae20754c2baf708654ada87b5f/FLAG774d4814c [2018-11-23 02:16:51,809 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:16:51,809 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/sv-benchmarks/c/float-benchs/inv_square_true-unreach-call_true-termination.c [2018-11-23 02:16:51,814 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data/3556fc16c/2b2b72ae20754c2baf708654ada87b5f/FLAG774d4814c [2018-11-23 02:16:51,822 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data/3556fc16c/2b2b72ae20754c2baf708654ada87b5f [2018-11-23 02:16:51,824 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:16:51,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:16:51,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:16:51,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:16:51,828 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:16:51,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:51,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbeed0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51, skipping insertion in model container [2018-11-23 02:16:51,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:51,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:16:51,852 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:16:51,956 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:16:51,958 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:16:51,967 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:16:51,975 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:16:51,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51 WrapperNode [2018-11-23 02:16:51,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:16:51,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:16:51,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:16:51,977 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:16:51,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:51,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:51,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:16:51,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:16:51,997 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:16:51,997 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:16:52,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:52,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:52,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:52,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:52,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:52,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:52,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... [2018-11-23 02:16:52,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:16:52,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:16:52,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:16:52,008 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:16:52,009 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/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 [2018-11-23 02:16:52,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:16:52,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:16:52,193 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:16:52,193 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 02:16:52,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:16:52 BoogieIcfgContainer [2018-11-23 02:16:52,194 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:16:52,194 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 02:16:52,194 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 02:16:52,204 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 02:16:52,204 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:16:52" (1/1) ... [2018-11-23 02:16:52,213 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:16:52,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:16:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-23 02:16:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-23 02:16:52,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 02:16:52,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:16:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:16:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:16:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:16:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-23 02:16:52,334 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~y~0, main_~z~0;havoc main_~x~0;havoc main_~y~0;havoc main_~z~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0)) && ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0) then 1 else 0); [?] assume ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0E-20)) || ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0E-20);main_~y~0 := ~someBinaryArithmeticFLOAToperation(main_~x~0, main_~x~0);__VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~y~0, 0.0) then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume 0 == __VERIFIER_assert_~cond; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] assume !false; VAL [ULTIMATE.start___VERIFIER_assert_~cond=0, |ULTIMATE.start___VERIFIER_assert_#in~cond|=0] [?] havoc main_#res; [?] havoc main_#t~nondet0, main_~x~0, main_~y~0, main_~z~0; [L12] havoc main_~x~0; [L12] havoc main_~y~0; [L12] havoc main_~z~0; [L14] main_~x~0 := main_#t~nondet0; [L14] havoc main_#t~nondet0; [L15] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0)) && ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0) then 1 else 0); [L17-L21] assume ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0E-20)) || ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0E-20); [L18] main_~y~0 := ~someBinaryArithmeticFLOAToperation(main_~x~0, main_~x~0); [L19] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~y~0, 0.0) then 1 else 0); [L19] havoc __VERIFIER_assert_~cond; [L8] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L8] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L8] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] havoc main_#res; [?] havoc main_#t~nondet0, main_~x~0, main_~y~0, main_~z~0; [L12] havoc main_~x~0; [L12] havoc main_~y~0; [L12] havoc main_~z~0; [L14] main_~x~0 := main_#t~nondet0; [L14] havoc main_#t~nondet0; [L15] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0)) && ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0) then 1 else 0); [L17-L21] assume ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0E-20)) || ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0E-20); [L18] main_~y~0 := ~someBinaryArithmeticFLOAToperation(main_~x~0, main_~x~0); [L19] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~y~0, 0.0) then 1 else 0); [L19] havoc __VERIFIER_assert_~cond; [L8] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L8] assume 0 == __VERIFIER_assert_~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L8] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [?] havoc main_#res; [?] havoc main_#t~nondet0, main_~x~0, main_~y~0, main_~z~0; [L12] havoc main_~x~0; [L12] havoc main_~y~0; [L12] havoc main_~z~0; [L14] main_~x~0 := main_#t~nondet0; [L14] havoc main_#t~nondet0; [L15] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0)) && ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0) then 1 else 0); [L17] COND TRUE ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0E-20)) || ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0E-20) [L18] main_~y~0 := ~someBinaryArithmeticFLOAToperation(main_~x~0, main_~x~0); [L19] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~y~0, 0.0) then 1 else 0); [L19] havoc __VERIFIER_assert_~cond; [L8] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L8] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L8] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] havoc main_#res; [?] havoc main_#t~nondet0, main_~x~0, main_~y~0, main_~z~0; [L12] havoc main_~x~0; [L12] havoc main_~y~0; [L12] havoc main_~z~0; [L14] main_~x~0 := main_#t~nondet0; [L14] havoc main_#t~nondet0; [L15] assume 0 != (if ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0)) && ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0) then 1 else 0); [L17] COND TRUE ~someBinaryFLOATComparisonOperation(main_~x~0, ~someUnaryFLOAToperation(1.0E-20)) || ~someBinaryFLOATComparisonOperation(main_~x~0, 1.0E-20) [L18] main_~y~0 := ~someBinaryArithmeticFLOAToperation(main_~x~0, main_~x~0); [L19] __VERIFIER_assert_#in~cond := (if ~someBinaryFLOATComparisonOperation(main_~y~0, 0.0) then 1 else 0); [L19] havoc __VERIFIER_assert_~cond; [L8] __VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L8] COND TRUE 0 == __VERIFIER_assert_~cond VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L8] assert false; VAL [__VERIFIER_assert_#in~cond=0, __VERIFIER_assert_~cond=0] [L12] havoc ~x~0; [L12] havoc ~y~0; [L12] havoc ~z~0; [L14] ~x~0 := #t~nondet0; [L14] havoc #t~nondet0; [L15] assume 0 != (if ~someBinaryFLOATComparisonOperation(~x~0, ~someUnaryFLOAToperation(1.0)) && ~someBinaryFLOATComparisonOperation(~x~0, 1.0) then 1 else 0); [L17] COND TRUE ~someBinaryFLOATComparisonOperation(~x~0, ~someUnaryFLOAToperation(1.0E-20)) || ~someBinaryFLOATComparisonOperation(~x~0, 1.0E-20) [L18] ~y~0 := ~someBinaryArithmeticFLOAToperation(~x~0, ~x~0); [L8] ~cond := #in~cond; [L8] COND TRUE 0 == ~cond [L8] assert false; ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [L12] havoc ~x~0; [L12] havoc ~y~0; [L12] havoc ~z~0; [L14] ~x~0 := #t~nondet0; [L14] havoc #t~nondet0; [L15] assume 0 != (if ~someBinaryFLOATComparisonOperation(~x~0, ~someUnaryFLOAToperation(1.0)) && ~someBinaryFLOATComparisonOperation(~x~0, 1.0) then 1 else 0); [L17] COND TRUE ~someBinaryFLOATComparisonOperation(~x~0, ~someUnaryFLOAToperation(1.0E-20)) || ~someBinaryFLOATComparisonOperation(~x~0, 1.0E-20) [L18] ~y~0 := ~someBinaryArithmeticFLOAToperation(~x~0, ~x~0); [L8] ~cond := #in~cond; [L8] COND TRUE 0 == ~cond [L8] assert false; [L12] float x, y, z; [L14] x = __VERIFIER_nondet_float() [L17] COND TRUE x <= -1e-20f || x >= 1e-20f [L18] y = x * x [L8] COND TRUE !(cond) [L8] __VERIFIER_error() ----- [2018-11-23 02:16:52,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:16:52 ImpRootNode [2018-11-23 02:16:52,351 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 02:16:52,352 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:16:52,352 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:16:52,352 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:16:52,352 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:16:52" (3/4) ... [2018-11-23 02:16:52,354 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-23 02:16:52,354 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:16:52,355 INFO L168 Benchmark]: Toolchain (without parser) took 530.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -179.2 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:16:52,356 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:16:52,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 150.70 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:16:52,358 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.91 ms. Allocated memory is still 1.0 GB. Free memory was 951.6 MB in the beginning and 946.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:16:52,358 INFO L168 Benchmark]: Boogie Preprocessor took 11.39 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:16:52,359 INFO L168 Benchmark]: RCFGBuilder took 185.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -202.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. [2018-11-23 02:16:52,360 INFO L168 Benchmark]: CodeCheck took 157.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:16:52,360 INFO L168 Benchmark]: Witness Printer took 2.96 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. [2018-11-23 02:16:52,365 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, 10 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 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, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 8]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 17, overapproximation of someBinaryArithmeticFLOAToperation at line 18. Possible FailurePath: [L12] float x, y, z; [L14] x = __VERIFIER_nondet_float() [L17] COND TRUE x <= -1e-20f || x >= 1e-20f [L18] y = x * x [L8] COND TRUE !(cond) [L8] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 150.70 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.91 ms. Allocated memory is still 1.0 GB. Free memory was 951.6 MB in the beginning and 946.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.39 ms. Allocated memory is still 1.0 GB. Free memory is still 946.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 185.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 946.2 MB in the beginning and 1.1 GB in the end (delta: -202.0 MB). Peak memory consumption was 14.5 MB. Max. memory is 11.5 GB. * CodeCheck took 157.10 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.96 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-aa41828 [2018-11-23 02:16:53,788 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 02:16:53,789 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 02:16:53,798 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 02:16:53,798 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 02:16:53,799 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 02:16:53,800 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 02:16:53,801 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 02:16:53,802 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 02:16:53,802 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 02:16:53,803 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 02:16:53,803 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 02:16:53,804 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 02:16:53,804 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 02:16:53,805 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 02:16:53,806 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 02:16:53,806 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 02:16:53,807 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 02:16:53,808 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 02:16:53,809 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 02:16:53,810 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 02:16:53,811 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 02:16:53,812 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 02:16:53,813 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 02:16:53,813 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 02:16:53,813 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 02:16:53,814 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 02:16:53,815 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 02:16:53,815 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 02:16:53,816 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 02:16:53,816 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 02:16:53,816 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 02:16:53,817 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 02:16:53,817 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 02:16:53,817 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 02:16:53,818 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 02:16:53,818 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-23 02:16:53,828 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 02:16:53,828 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 02:16:53,829 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 02:16:53,829 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 02:16:53,830 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 02:16:53,830 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 02:16:53,830 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 02:16:53,830 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 02:16:53,830 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 02:16:53,830 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 02:16:53,831 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 02:16:53,831 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 02:16:53,831 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 02:16:53,831 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 02:16:53,831 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 02:16:53,831 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 02:16:53,831 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 02:16:53,831 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 02:16:53,832 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 02:16:53,832 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 02:16:53,832 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 02:16:53,832 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 02:16:53,832 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 02:16:53,832 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 02:16:53,832 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 02:16:53,833 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 02:16:53,833 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 02:16:53,833 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-23 02:16:53,833 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 02:16:53,833 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 02:16:53,833 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 02:16:53,833 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 02:16:53,833 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_9e520bfa-94bd-41db-9a37-a01c1b1db310/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 -> 9b5f8c7f8f0f24b8f3c006680a1188ad2ebf7298 [2018-11-23 02:16:53,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 02:16:53,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 02:16:53,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 02:16:53,875 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 02:16:53,876 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 02:16:53,876 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_square_true-unreach-call_true-termination.c [2018-11-23 02:16:53,919 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data/7d927f0fe/1ea079727f8241109b7cb99db20ea523/FLAG21eecfd79 [2018-11-23 02:16:54,241 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 02:16:54,241 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/sv-benchmarks/c/float-benchs/inv_square_true-unreach-call_true-termination.c [2018-11-23 02:16:54,245 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data/7d927f0fe/1ea079727f8241109b7cb99db20ea523/FLAG21eecfd79 [2018-11-23 02:16:54,687 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/data/7d927f0fe/1ea079727f8241109b7cb99db20ea523 [2018-11-23 02:16:54,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 02:16:54,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 02:16:54,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 02:16:54,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 02:16:54,694 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 02:16:54,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e4942f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54, skipping insertion in model container [2018-11-23 02:16:54,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 02:16:54,715 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 02:16:54,827 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:16:54,832 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 02:16:54,845 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 02:16:54,856 INFO L195 MainTranslator]: Completed translation [2018-11-23 02:16:54,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54 WrapperNode [2018-11-23 02:16:54,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 02:16:54,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 02:16:54,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 02:16:54,857 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 02:16:54,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,877 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 02:16:54,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 02:16:54,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 02:16:54,878 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 02:16:54,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,884 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... [2018-11-23 02:16:54,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 02:16:54,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 02:16:54,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 02:16:54,893 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 02:16:54,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:16:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/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 [2018-11-23 02:16:54,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 02:16:54,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 02:16:56,197 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 02:16:56,197 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 02:16:56,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:16:56 BoogieIcfgContainer [2018-11-23 02:16:56,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 02:16:56,198 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 02:16:56,198 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 02:16:56,205 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 02:16:56,205 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:16:56" (1/1) ... [2018-11-23 02:16:56,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 02:16:56,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:16:56,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-11-23 02:16:56,233 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-11-23 02:16:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-11-23 02:16:56,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 02:16:56,267 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-23 02:16:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 02:16:57,982 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 02:16:59,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 02:17:00,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 02:17:00,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-23 02:17:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-23 02:17:00,316 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 02:17:00,316 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-23 02:17:00,321 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 02:17:00,333 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:17:00,335 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 02:17:00,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 02:17:00 ImpRootNode [2018-11-23 02:17:00,336 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 02:17:00,336 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 02:17:00,336 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 02:17:00,336 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 02:17:00,337 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:16:56" (3/4) ... [2018-11-23 02:17:00,339 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 02:17:00,345 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 02:17:00,345 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 02:17:00,345 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 02:17:00,368 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9e520bfa-94bd-41db-9a37-a01c1b1db310/bin-2019/ukojak/witness.graphml [2018-11-23 02:17:00,368 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 02:17:00,369 INFO L168 Benchmark]: Toolchain (without parser) took 5678.67 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -118.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:17:00,370 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-23 02:17:00,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 165.42 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-23 02:17:00,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.03 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:17:00,371 INFO L168 Benchmark]: Boogie Preprocessor took 14.31 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:17:00,371 INFO L168 Benchmark]: RCFGBuilder took 1305.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2018-11-23 02:17:00,372 INFO L168 Benchmark]: CodeCheck took 4137.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-23 02:17:00,372 INFO L168 Benchmark]: Witness Printer took 32.41 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 02:17:00,374 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, 10 locations, 1 error locations. SAFE Result, 4.0s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 10 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 48 SizeOfPredicates, 4 NumberOfNonLiveVariables, 9 ConjunctsInSsa, 6 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 - PositiveResult [Line: 8]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 165.42 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.03 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.31 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1305.43 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 106.4 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -147.8 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * CodeCheck took 4137.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Witness Printer took 32.41 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...