./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1250_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1250_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/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 7aa9ac80ed7bb9ce6b78459a496e265402ed9cc3 ................................................................................................................................................................................................................................................................................. 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_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1250_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/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 7aa9ac80ed7bb9ce6b78459a496e265402ed9cc3 ................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:26:00,328 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:26:00,329 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:26:00,336 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:26:00,336 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:26:00,337 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:26:00,337 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:26:00,338 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:26:00,340 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:26:00,340 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:26:00,341 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:26:00,341 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:26:00,342 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:26:00,342 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:26:00,343 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:26:00,343 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:26:00,344 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:26:00,345 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:26:00,346 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:26:00,347 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:26:00,348 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:26:00,349 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:26:00,350 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:26:00,351 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:26:00,351 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:26:00,351 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:26:00,352 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:26:00,353 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:26:00,353 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:26:00,354 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:26:00,354 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:26:00,355 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:26:00,355 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:26:00,355 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:26:00,355 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:26:00,356 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:26:00,356 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 06:26:00,366 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:26:00,366 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:26:00,367 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:26:00,367 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:26:00,368 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:26:00,368 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:26:00,368 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:26:00,368 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:26:00,368 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:26:00,368 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:26:00,368 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:26:00,369 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:26:00,369 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:26:00,369 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:26:00,369 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:26:00,369 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:26:00,369 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:26:00,369 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:26:00,369 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:26:00,369 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:26:00,370 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:26:00,370 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:26:00,370 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:26:00,370 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:26:00,370 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:26:00,370 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 06:26:00,370 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:26:00,371 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:26:00,371 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_b5528e36-6dab-42b4-b42a-6f0aea58782c/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 -> 7aa9ac80ed7bb9ce6b78459a496e265402ed9cc3 [2018-11-10 06:26:00,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:26:00,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:26:00,401 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:26:00,402 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:26:00,402 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:26:00,403 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1250_true-unreach-call.c [2018-11-10 06:26:00,437 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data/577e92869/a24f76847603474489d44ae7e365b0ca/FLAG72c7e4bbc [2018-11-10 06:26:00,828 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:26:00,828 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/sv-benchmarks/c/float-newlib/float_req_bl_1250_true-unreach-call.c [2018-11-10 06:26:00,832 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data/577e92869/a24f76847603474489d44ae7e365b0ca/FLAG72c7e4bbc [2018-11-10 06:26:00,844 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data/577e92869/a24f76847603474489d44ae7e365b0ca [2018-11-10 06:26:00,845 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:26:00,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:26:00,847 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:26:00,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:26:00,850 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:26:00,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:00,852 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1788b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00, skipping insertion in model container [2018-11-10 06:26:00,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:00,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:26:00,869 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:26:00,961 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:26:00,963 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:26:00,978 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:26:00,991 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:26:00,992 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00 WrapperNode [2018-11-10 06:26:00,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:26:00,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:26:00,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:26:00,992 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:26:00,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:01,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:01,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:26:01,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:26:01,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:26:01,019 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:26:01,025 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:01,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:01,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:01,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:01,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:01,031 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:01,032 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... [2018-11-10 06:26:01,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:26:01,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:26:01,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:26:01,033 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:26:01,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:26:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-11-10 06:26:01,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-11-10 06:26:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 06:26:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:26:01,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:26:01,478 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:26:01,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:26:01 BoogieIcfgContainer [2018-11-10 06:26:01,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:26:01,478 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:26:01,478 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:26:01,486 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:26:01,486 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:26:01" (1/1) ... [2018-11-10 06:26:01,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:26:01,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:26:01,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-11-10 06:26:01,523 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-11-10 06:26:01,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 06:26:01,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:26:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:26:01,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:26:01,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:26:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2018-11-10 06:26:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2018-11-10 06:26:01,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-10 06:26:01,605 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:26:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:26:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:26:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:26:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:26:01,711 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-10 06:26:01,727 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:26:01,728 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:26:01,729 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:26:01,729 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:26:01,729 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:26:01,729 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:26:01,730 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:26:01,730 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:26:01,730 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:26:01,730 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled [2018-11-10 06:26:01,730 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:26:01,731 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:26:01,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 06:26:01 ImpRootNode [2018-11-10 06:26:01,739 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 06:26:01,739 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:26:01,739 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:26:01,739 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:26:01,740 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:26:01" (3/4) ... [2018-11-10 06:26:01,744 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 06:26:01,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:26:01,745 INFO L168 Benchmark]: Toolchain (without parser) took 898.79 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -100.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:01,746 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:26:01,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 145.17 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:01,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.50 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:01,748 INFO L168 Benchmark]: Boogie Preprocessor took 14.10 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 944.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:01,748 INFO L168 Benchmark]: RCFGBuilder took 444.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -137.7 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:01,749 INFO L168 Benchmark]: CodeCheck took 260.50 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:01,749 INFO L168 Benchmark]: Witness Printer took 4.86 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. [2018-11-10 06:26:01,754 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, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 70 GetRequests, 70 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, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 100 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: 65]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 54, overapproximation of someBinaryArithmeticFLOAToperation at line 60. Possible FailurePath: [L60] float x = 0.0f / 0.0f; [L61] float y = 0.0f / 0.0f; [L62] CALL, EXPR fmax_float(x, y) [L43] CALL, EXPR __fpclassify_float(x) [L20] __uint32_t w; [L23] CALL ieee_float_shape_type gf_u; [L23] RET ieee_float_shape_type gf_u; [L24] FCALL gf_u.value = (x) [L25] CALL, EXPR gf_u.word [L25] RET, EXPR gf_u.word [L25] (w) = gf_u.word [L26] COND FALSE !(0) [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] RET return 0; [L43] EXPR __fpclassify_float(x) [L43] COND TRUE __fpclassify_float(x) == 0 [L44] RET return y; [L62] EXPR fmax_float(x, y) [L62] float res = fmax_float(x, y); [L64] CALL, EXPR isnan_float(res) [L54] RET return x != x; [L64] EXPR isnan_float(res) [L64] COND TRUE !isnan_float(res) [L65] __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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 145.17 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 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 26.50 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 946.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.10 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 944.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 444.98 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 120.6 MB). Free memory was 944.1 MB in the beginning and 1.1 GB in the end (delta: -137.7 MB). Peak memory consumption was 15.4 MB. Max. memory is 11.5 GB. * CodeCheck took 260.50 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Witness Printer took 4.86 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. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ULTIMATE.dealloc_~addr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:26:03,190 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:26:03,191 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:26:03,199 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:26:03,199 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:26:03,199 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:26:03,200 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:26:03,201 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:26:03,202 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:26:03,203 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:26:03,203 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:26:03,204 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:26:03,204 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:26:03,205 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:26:03,206 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:26:03,206 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:26:03,207 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:26:03,208 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:26:03,209 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:26:03,210 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:26:03,211 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:26:03,212 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:26:03,214 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:26:03,214 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:26:03,214 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:26:03,215 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:26:03,215 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:26:03,216 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:26:03,216 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:26:03,217 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:26:03,217 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:26:03,218 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:26:03,218 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:26:03,218 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:26:03,219 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:26:03,219 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:26:03,219 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 06:26:03,230 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:26:03,230 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:26:03,230 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:26:03,231 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:26:03,231 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:26:03,231 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:26:03,231 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:26:03,231 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:26:03,232 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:26:03,232 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:26:03,232 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:26:03,232 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:26:03,232 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:26:03,232 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:26:03,232 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:26:03,232 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:26:03,232 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:26:03,233 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:26:03,233 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:26:03,233 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:26:03,233 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:26:03,233 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:26:03,233 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:26:03,233 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:26:03,234 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:26:03,234 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:26:03,234 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 06:26:03,234 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:26:03,234 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:26:03,234 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:26:03,234 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:26:03,234 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_b5528e36-6dab-42b4-b42a-6f0aea58782c/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 -> 7aa9ac80ed7bb9ce6b78459a496e265402ed9cc3 [2018-11-10 06:26:03,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:26:03,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:26:03,273 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:26:03,274 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:26:03,274 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:26:03,275 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/float_req_bl_1250_true-unreach-call.c [2018-11-10 06:26:03,309 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data/65eaf7570/3c57c9e90b5d456d906c301a867746a2/FLAG72d048262 [2018-11-10 06:26:03,609 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:26:03,609 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/sv-benchmarks/c/float-newlib/float_req_bl_1250_true-unreach-call.c [2018-11-10 06:26:03,614 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data/65eaf7570/3c57c9e90b5d456d906c301a867746a2/FLAG72d048262 [2018-11-10 06:26:03,622 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/data/65eaf7570/3c57c9e90b5d456d906c301a867746a2 [2018-11-10 06:26:03,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:26:03,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:26:03,625 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:26:03,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:26:03,627 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:26:03,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f8d760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03, skipping insertion in model container [2018-11-10 06:26:03,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:26:03,650 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:26:03,765 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:26:03,769 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:26:03,787 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:26:03,806 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:26:03,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03 WrapperNode [2018-11-10 06:26:03,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:26:03,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:26:03,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:26:03,807 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:26:03,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:26:03,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:26:03,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:26:03,833 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:26:03,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,841 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,844 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... [2018-11-10 06:26:03,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:26:03,855 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:26:03,855 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:26:03,855 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:26:03,856 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:26:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:26:03,929 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2018-11-10 06:26:03,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2018-11-10 06:26:03,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:26:03,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:26:03,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-10 06:26:04,074 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:26:04,079 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:26:04,283 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:26:04,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:26:04 BoogieIcfgContainer [2018-11-10 06:26:04,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:26:04,284 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:26:04,284 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:26:04,291 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:26:04,291 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:26:04" (1/1) ... [2018-11-10 06:26:04,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:26:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:26:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-11-10 06:26:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-11-10 06:26:04,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 06:26:04,325 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:26:04,357 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 06:26:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:26:04,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:26:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:26:04,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:26:04,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2018-11-10 06:26:04,397 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2018-11-10 06:26:04,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 06:26:04,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:26:04,398 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 06:26:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:26:04,414 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:26:04,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:26:04,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:26:04,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 20 transitions. [2018-11-10 06:26:04,592 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2018-11-10 06:26:04,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 06:26:04,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:26:04,593 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 06:26:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:26:04,620 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:26:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 06:26:04,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:26:04,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 14 states and 15 transitions. [2018-11-10 06:26:04,772 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-11-10 06:26:04,772 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 06:26:04,773 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2018-11-10 06:26:04,782 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 06:26:04,807 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:26:04,808 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:26:04,809 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 06:26:04,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 06:26:04 ImpRootNode [2018-11-10 06:26:04,809 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 06:26:04,809 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:26:04,809 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:26:04,810 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:26:04,810 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:26:04" (3/4) ... [2018-11-10 06:26:04,812 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 06:26:04,816 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_float [2018-11-10 06:26:04,819 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2018-11-10 06:26:04,819 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-10 06:26:04,820 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-10 06:26:04,820 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 06:26:04,852 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b5528e36-6dab-42b4-b42a-6f0aea58782c/bin-2019/ukojak/witness.graphml [2018-11-10 06:26:04,852 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:26:04,852 INFO L168 Benchmark]: Toolchain (without parser) took 1228.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 949.8 MB in the beginning and 1.0 GB in the end (delta: -75.3 MB). Peak memory consumption was 57.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:04,853 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:26:04,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 181.87 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 937.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:04,854 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.57 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:04,854 INFO L168 Benchmark]: Boogie Preprocessor took 22.09 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:26:04,854 INFO L168 Benchmark]: RCFGBuilder took 428.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -161.2 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:04,855 INFO L168 Benchmark]: CodeCheck took 525.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:04,855 INFO L168 Benchmark]: Witness Printer took 42.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-11-10 06:26:04,857 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, 0.4s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 104 SDtfs, 6 SDslu, 6 SDs, 0 SdLazy, 88 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 272 GetRequests, 261 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 1575 SizeOfPredicates, 21 NumberOfNonLiveVariables, 158 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 65]: 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: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: 1 * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 181.87 ms. Allocated memory is still 1.0 GB. Free memory was 949.8 MB in the beginning and 937.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.57 ms. Allocated memory is still 1.0 GB. Free memory was 937.9 MB in the beginning and 932.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.09 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 428.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -161.2 MB). Peak memory consumption was 15.8 MB. Max. memory is 11.5 GB. * CodeCheck took 525.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 61.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 11.5 GB. * Witness Printer took 42.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...