./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1252a_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1252a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/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 f441bd4a1f5705911b7315c074b39e665542818e ........................................................................................................................................................................................................................................... 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_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1252a_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/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 f441bd4a1f5705911b7315c074b39e665542818e ............................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:38:58,265 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:38:58,266 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:38:58,272 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:38:58,272 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:38:58,272 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:38:58,273 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:38:58,274 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:38:58,275 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:38:58,275 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:38:58,276 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:38:58,276 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:38:58,276 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:38:58,277 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:38:58,277 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:38:58,278 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:38:58,278 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:38:58,279 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:38:58,280 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:38:58,281 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:38:58,281 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:38:58,282 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:38:58,283 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:38:58,283 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:38:58,284 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:38:58,284 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:38:58,285 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:38:58,285 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:38:58,286 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:38:58,286 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:38:58,286 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:38:58,287 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:38:58,287 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:38:58,287 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:38:58,288 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:38:58,288 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:38:58,288 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 17:38:58,295 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:38:58,296 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:38:58,296 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:38:58,296 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:38:58,297 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:38:58,297 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:38:58,297 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:38:58,297 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:38:58,297 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:38:58,297 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:38:58,297 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:38:58,297 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:38:58,297 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:38:58,297 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:38:58,298 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:38:58,298 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:38:58,298 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:38:58,298 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:38:58,298 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:38:58,298 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:38:58,298 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:38:58,298 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:38:58,298 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:38:58,298 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:38:58,298 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:38:58,299 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:38:58,299 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 17:38:58,299 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:38:58,299 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:38:58,299 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_6de2e143-704b-42bb-8771-dda628ae83e4/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 -> f441bd4a1f5705911b7315c074b39e665542818e [2018-12-08 17:38:58,317 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:38:58,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:38:58,326 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:38:58,327 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:38:58,327 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:38:58,328 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1252a_true-unreach-call.c [2018-12-08 17:38:58,362 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data/b43900512/73fecfcd3d07469988bae9a1f595e9a3/FLAG07658353a [2018-12-08 17:38:58,800 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:38:58,800 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/sv-benchmarks/c/float-newlib/float_req_bl_1252a_true-unreach-call.c [2018-12-08 17:38:58,804 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data/b43900512/73fecfcd3d07469988bae9a1f595e9a3/FLAG07658353a [2018-12-08 17:38:58,811 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data/b43900512/73fecfcd3d07469988bae9a1f595e9a3 [2018-12-08 17:38:58,813 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:38:58,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:38:58,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:38:58,815 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:38:58,816 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:38:58,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:58,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f49b694 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58, skipping insertion in model container [2018-12-08 17:38:58,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:58,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:38:58,833 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:38:58,930 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:38:58,932 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:38:58,947 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:38:58,958 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:38:58,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58 WrapperNode [2018-12-08 17:38:58,959 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:38:58,959 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:38:58,960 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:38:58,960 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:38:58,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:58,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:59,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:38:59,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:38:59,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:38:59,012 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:38:59,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:59,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:59,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:59,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:59,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:59,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:59,027 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... [2018-12-08 17:38:59,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:38:59,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:38:59,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:38:59,029 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:38:59,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:38:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:38:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-08 17:38:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:38:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:38:59,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:38:59,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-08 17:38:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-12-08 17:38:59,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-12-08 17:38:59,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:38:59,277 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:38:59,277 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-08 17:38:59,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:38:59 BoogieIcfgContainer [2018-12-08 17:38:59,277 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:38:59,278 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:38:59,278 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:38:59,285 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:38:59,285 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:38:59" (1/1) ... [2018-12-08 17:38:59,292 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:38:59,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:59,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-12-08 17:38:59,316 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-12-08 17:38:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 17:38:59,319 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:38:59,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:38:59,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:38:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-08 17:38:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-08 17:38:59,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-08 17:38:59,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:38:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:38:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:38:59,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:38:59,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 17:38:59,471 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-12-08 17:38:59,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:38:59 ImpRootNode [2018-12-08 17:38:59,489 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:38:59,489 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:38:59,489 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:38:59,490 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:38:59,490 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:38:59" (3/4) ... [2018-12-08 17:38:59,492 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-08 17:38:59,493 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:38:59,493 INFO L168 Benchmark]: Toolchain (without parser) took 679.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -98.4 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:59,494 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:38:59,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 144.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:59,495 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -165.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:59,495 INFO L168 Benchmark]: Boogie Preprocessor took 17.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:59,496 INFO L168 Benchmark]: RCFGBuilder took 248.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:59,496 INFO L168 Benchmark]: CodeCheck took 211.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. [2018-12-08 17:38:59,497 INFO L168 Benchmark]: Witness Printer took 3.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:38:59,498 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 2 procedures, 31 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 20 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 79 GetRequests, 79 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 121 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: 79]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 78, overapproximation of someUnaryFLOAToperation at line 72. Possible FailurePath: [L72] float x = -0.0f; [L73] float y = 0.0f; [L43] CALL, EXPR __fpclassify_float(x) VAL [\old(x)=1] [L20] __uint32_t w; VAL [\old(x)=1, x=1] [L23] ieee_float_shape_type gf_u; [L24] gf_u.value = (x) [L25] EXPR gf_u.word [L25] (w) = gf_u.word [L28] COND FALSE !(w == 0x00000000 || w == 0x80000000) [L30-L31] COND FALSE !((w >= 0x00800000 && w <= 0x7f7fffff) || (w >= 0x80800000 && w <= 0xff7fffff)) [L33-L34] COND FALSE !((w >= 0x00000001 && w <= 0x007fffff) || (w >= 0x80000001 && w <= 0x807fffff)) [L36] COND FALSE !(w == 0x7f800000 || w == 0xff800000) [L39] return 0; [L43] RET, EXPR __fpclassify_float(x) [L43] COND TRUE __fpclassify_float(x) == 0 [L44] return y; [L75] float res = fmax_float(x, y); [L78] EXPR res == 0.0f && __signbit_float(res) == 0 [L78] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L79] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 144.66 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 951.7 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 51.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.2 MB). Free memory was 951.7 MB in the beginning and 1.1 GB in the end (delta: -165.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 248.72 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 24.7 MB). Peak memory consumption was 24.7 MB. Max. memory is 11.5 GB. * CodeCheck took 211.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:39:00,848 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:39:00,849 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:39:00,855 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:39:00,855 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:39:00,856 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:39:00,856 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:39:00,857 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:39:00,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:39:00,858 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:39:00,858 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:39:00,859 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:39:00,859 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:39:00,860 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:39:00,860 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:39:00,861 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:39:00,861 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:39:00,862 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:39:00,863 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:39:00,863 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:39:00,864 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:39:00,864 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:39:00,866 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:39:00,866 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:39:00,866 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:39:00,866 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:39:00,867 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:39:00,867 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:39:00,868 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:39:00,868 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:39:00,868 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:39:00,869 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:39:00,869 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:39:00,869 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:39:00,869 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:39:00,870 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:39:00,870 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-08 17:39:00,877 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:39:00,877 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:39:00,878 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:39:00,878 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:39:00,878 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:39:00,878 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:39:00,879 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:39:00,879 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:39:00,880 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:39:00,880 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:39:00,880 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:39:00,880 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:39:00,880 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:39:00,880 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:39:00,880 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:39:00,880 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:39:00,880 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:39:00,880 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:39:00,880 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-08 17:39:00,881 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-08 17:39:00,881 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:39:00,881 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-08 17:39:00,881 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-08 17:39:00,881 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_6de2e143-704b-42bb-8771-dda628ae83e4/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 -> f441bd4a1f5705911b7315c074b39e665542818e [2018-12-08 17:39:00,900 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:39:00,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:39:00,911 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:39:00,913 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:39:00,913 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:39:00,913 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1252a_true-unreach-call.c [2018-12-08 17:39:00,955 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data/bff63d0e5/20fd985b26fd414d8b07f94c460ac5e2/FLAG189522a22 [2018-12-08 17:39:01,338 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:39:01,339 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/sv-benchmarks/c/float-newlib/float_req_bl_1252a_true-unreach-call.c [2018-12-08 17:39:01,344 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data/bff63d0e5/20fd985b26fd414d8b07f94c460ac5e2/FLAG189522a22 [2018-12-08 17:39:01,353 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/data/bff63d0e5/20fd985b26fd414d8b07f94c460ac5e2 [2018-12-08 17:39:01,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:39:01,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:39:01,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:39:01,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:39:01,360 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:39:01,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a0bb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01, skipping insertion in model container [2018-12-08 17:39:01,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:39:01,382 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:39:01,481 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:39:01,484 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:39:01,501 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:39:01,517 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:39:01,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01 WrapperNode [2018-12-08 17:39:01,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:39:01,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:39:01,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:39:01,518 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:39:01,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:39:01,541 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:39:01,541 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:39:01,541 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:39:01,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,552 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:39:01,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:39:01,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:39:01,594 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:39:01,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:39:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:39:01,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-08 17:39:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-08 17:39:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:39:01,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:39:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-12-08 17:39:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-12-08 17:39:01,626 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-12-08 17:39:01,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-08 17:39:01,731 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:39:01,772 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-08 17:39:01,866 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:39:01,866 INFO L280 CfgBuilder]: Removed 12 assue(true) statements. [2018-12-08 17:39:01,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:39:01 BoogieIcfgContainer [2018-12-08 17:39:01,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:39:01,867 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:39:01,867 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:39:01,873 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:39:01,873 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:39:01" (1/1) ... [2018-12-08 17:39:01,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:39:01,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:01,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2018-12-08 17:39:01,901 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2018-12-08 17:39:01,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-08 17:39:01,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:39:01,939 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:39:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:39:01,955 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:39:01,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:39:01,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:01,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-12-08 17:39:01,971 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-12-08 17:39:01,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-08 17:39:01,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:39:01,972 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:39:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:39:01,985 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:39:02,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:39:02,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 27 transitions. [2018-12-08 17:39:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2018-12-08 17:39:02,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-08 17:39:02,083 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:39:02,084 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:39:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:39:02,094 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:39:02,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:39:02,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:02,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 25 transitions. [2018-12-08 17:39:02,098 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2018-12-08 17:39:02,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-08 17:39:02,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:39:02,099 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:39:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:39:02,115 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:39:02,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:39:02,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:02,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 30 transitions. [2018-12-08 17:39:02,314 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2018-12-08 17:39:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 17:39:02,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:39:02,316 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-08 17:39:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:39:02,338 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-08 17:39:03,347 WARN L180 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 143 [2018-12-08 17:39:04,382 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-08 17:39:04,971 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2018-12-08 17:39:05,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:39:05,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 18 states and 18 transitions. [2018-12-08 17:39:05,396 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-12-08 17:39:05,397 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 17:39:05,397 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2018-12-08 17:39:05,403 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 17:39:05,530 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2018-12-08 17:39:05,534 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:39:05,536 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:39:05,536 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:39:05,536 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:39:05,537 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-08 17:39:05,541 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:39:05 ImpRootNode [2018-12-08 17:39:05,541 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:39:05,541 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:39:05,541 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:39:05,541 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:39:05,541 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:39:01" (3/4) ... [2018-12-08 17:39:05,544 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 17:39:05,547 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_float [2018-12-08 17:39:05,550 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-08 17:39:05,550 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-08 17:39:05,550 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 17:39:05,566 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: x == \old(x) [2018-12-08 17:39:05,579 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6de2e143-704b-42bb-8771-dda628ae83e4/bin-2019/ukojak/witness.graphml [2018-12-08 17:39:05,579 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:39:05,580 INFO L168 Benchmark]: Toolchain (without parser) took 4223.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -153.2 MB). Peak memory consumption was 45.5 MB. Max. memory is 11.5 GB. [2018-12-08 17:39:05,580 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:39:05,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 159.65 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:39:05,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.35 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:39:05,581 INFO L168 Benchmark]: Boogie Preprocessor took 53.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -187.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:39:05,581 INFO L168 Benchmark]: RCFGBuilder took 272.07 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: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. [2018-12-08 17:39:05,581 INFO L168 Benchmark]: CodeCheck took 3674.13 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -7.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. [2018-12-08 17:39:05,582 INFO L168 Benchmark]: Witness Printer took 38.54 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:39:05,583 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 2 procedures, 29 locations, 1 error locations. SAFE Result, 3.5s OverallTime, 6 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 436 SDtfs, 18 SDslu, 14 SDs, 0 SdLazy, 412 SolverSat, 164 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 535 GetRequests, 501 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 71 NumberOfCodeBlocks, 71 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 66 ConstructedInterpolants, 2 QuantifiedInterpolants, 11690 SizeOfPredicates, 27 NumberOfNonLiveVariables, 222 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 5/5 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: 79]: 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: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: x == \old(x) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 159.65 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 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 23.35 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -187.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 272.07 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: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 11.5 GB. * CodeCheck took 3674.13 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -7.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 11.5 GB. * Witness Printer took 38.54 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 proved your program to be correct! Received shutdown request...