./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1ba322bb221e3115ffe27697bd869d6c1c16c347 ........................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:47:44,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:47:44,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:47:44,693 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:47:44,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:47:44,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:47:44,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:47:44,707 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:47:44,710 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:47:44,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:47:44,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:47:44,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:47:44,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:47:44,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:47:44,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:47:44,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:47:44,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:47:44,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:47:44,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:47:44,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:47:44,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:47:44,749 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:47:44,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:47:44,753 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:47:44,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:47:44,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:47:44,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:47:44,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:47:44,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:47:44,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:47:44,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:47:44,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:47:44,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:47:44,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:47:44,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:47:44,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:47:44,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:47:44,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:47:44,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:47:44,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:47:44,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:47:44,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-12-01 16:47:44,828 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:47:44,828 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:47:44,830 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:47:44,830 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:47:44,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:47:44,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:47:44,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:47:44,832 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:47:44,832 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 16:47:44,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:47:44,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:47:44,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:47:44,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:47:44,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:47:44,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:47:44,836 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-12-01 16:47:44,836 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:47:44,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:47:44,836 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:47:44,837 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:47:44,837 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:47:44,837 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:47:44,838 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:47:44,838 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:47:44,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:47:44,839 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:47:44,839 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:47:44,839 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:47:44,840 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:47:44,841 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:47:44,842 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:47:44,842 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ba322bb221e3115ffe27697bd869d6c1c16c347 [2020-12-01 16:47:45,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:47:45,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:47:45,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:47:45,195 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:47:45,196 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:47:45,197 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/../../sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c [2020-12-01 16:47:45,281 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/data/cd6223412/273bf1f2de0840e2b35632c4f1b1a183/FLAG54c859f53 [2020-12-01 16:47:45,869 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:47:45,870 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/sv-benchmarks/c/bitvector/soft_float_1-2.c.cil.c [2020-12-01 16:47:45,881 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/data/cd6223412/273bf1f2de0840e2b35632c4f1b1a183/FLAG54c859f53 [2020-12-01 16:47:46,223 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/ukojak/data/cd6223412/273bf1f2de0840e2b35632c4f1b1a183 [2020-12-01 16:47:46,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:47:46,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:47:46,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:47:46,237 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:47:46,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:47:46,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bacca43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46, skipping insertion in model container [2020-12-01 16:47:46,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:47:46,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:47:46,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:47:46,577 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:47:46,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:47:46,665 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:47:46,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46 WrapperNode [2020-12-01 16:47:46,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:47:46,668 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:47:46,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:47:46,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:47:46,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:47:46,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:47:46,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:47:46,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:47:46,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,755 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... [2020-12-01 16:47:46,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:47:46,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:47:46,784 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:47:46,784 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:47:46,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:47:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ed0e5f74-75c6-483c-921d-79c057e3906a/bin/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 [2020-12-01 16:47:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:47:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:47:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2020-12-01 16:47:46,870 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2020-12-01 16:47:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:47:46,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:47:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-12-01 16:47:46,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-12-01 16:47:48,157 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:47:48,157 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-12-01 16:47:48,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:47:48 BoogieIcfgContainer [2020-12-01 16:47:48,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:47:48,160 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:47:48,160 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:47:48,177 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:47:48,177 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:47:48" (1/1) ... [2020-12-01 16:47:48,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 16:47:48,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:48,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 80 states and 101 transitions. [2020-12-01 16:47:48,249 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 101 transitions. [2020-12-01 16:47:48,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:47:48,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:48,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:48,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:48,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 80 states and 99 transitions. [2020-12-01 16:47:48,396 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 99 transitions. [2020-12-01 16:47:48,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 16:47:48,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:48,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:48,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 86 states and 110 transitions. [2020-12-01 16:47:48,565 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 110 transitions. [2020-12-01 16:47:48,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:47:48,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:48,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:48,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:48,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 90 states and 116 transitions. [2020-12-01 16:47:48,632 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 116 transitions. [2020-12-01 16:47:48,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:47:48,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:48,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:48,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 92 states and 119 transitions. [2020-12-01 16:47:48,685 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 119 transitions. [2020-12-01 16:47:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 16:47:48,685 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:48,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:48,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:48,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 93 states and 120 transitions. [2020-12-01 16:47:48,766 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 120 transitions. [2020-12-01 16:47:48,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:47:48,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:48,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:48,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 94 states and 121 transitions. [2020-12-01 16:47:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 121 transitions. [2020-12-01 16:47:48,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 16:47:48,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:48,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:48,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:48,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:48,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 95 states and 122 transitions. [2020-12-01 16:47:48,940 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 122 transitions. [2020-12-01 16:47:48,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 16:47:48,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:49,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:49,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:49,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 97 states and 126 transitions. [2020-12-01 16:47:49,246 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 126 transitions. [2020-12-01 16:47:49,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 16:47:49,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:49,373 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:49,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:49,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 103 states and 136 transitions. [2020-12-01 16:47:49,591 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 136 transitions. [2020-12-01 16:47:49,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:47:49,594 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:47:49,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 102 states and 135 transitions. [2020-12-01 16:47:49,746 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 135 transitions. [2020-12-01 16:47:49,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:47:49,747 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:49,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:49,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:49,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 106 states and 142 transitions. [2020-12-01 16:47:49,823 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 142 transitions. [2020-12-01 16:47:49,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-12-01 16:47:49,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 16:47:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:50,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 105 states and 141 transitions. [2020-12-01 16:47:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 141 transitions. [2020-12-01 16:47:50,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:47:50,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:50,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:50,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 113 states and 154 transitions. [2020-12-01 16:47:50,811 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 154 transitions. [2020-12-01 16:47:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 16:47:50,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 16:47:50,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 16:47:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 16:47:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 116 states and 158 transitions. [2020-12-01 16:47:50,886 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 158 transitions. [2020-12-01 16:47:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 16:47:50,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 16:47:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:47:50,909 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:47:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:47:50,933 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:47:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:47:51,000 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:47:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 16:47:51,020 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 16:47:51,209 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2020-12-01 16:47:51,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 04:47:51 ImpRootNode [2020-12-01 16:47:51,276 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 16:47:51,277 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 16:47:51,277 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 16:47:51,277 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 16:47:51,290 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:47:48" (3/4) ... [2020-12-01 16:47:51,294 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-01 16:47:51,294 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 16:47:51,296 INFO L168 Benchmark]: Toolchain (without parser) took 5062.38 ms. Allocated memory was 102.8 MB in the beginning and 161.5 MB in the end (delta: 58.7 MB). Free memory was 73.0 MB in the beginning and 108.7 MB in the end (delta: -35.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:47:51,297 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory was 38.1 MB in the beginning and 38.0 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:47:51,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 429.91 ms. Allocated memory is still 102.8 MB. Free memory was 72.7 MB in the beginning and 75.7 MB in the end (delta: -3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:47:51,299 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.37 ms. Allocated memory is still 102.8 MB. Free memory was 75.7 MB in the beginning and 73.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:47:51,299 INFO L168 Benchmark]: Boogie Preprocessor took 51.96 ms. Allocated memory is still 102.8 MB. Free memory was 73.6 MB in the beginning and 72.3 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:47:51,300 INFO L168 Benchmark]: RCFGBuilder took 1376.05 ms. Allocated memory is still 102.8 MB. Free memory was 72.0 MB in the beginning and 50.7 MB in the end (delta: 21.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:47:51,301 INFO L168 Benchmark]: CodeCheck took 3115.83 ms. Allocated memory was 102.8 MB in the beginning and 161.5 MB in the end (delta: 58.7 MB). Free memory was 50.2 MB in the beginning and 108.7 MB in the end (delta: -58.5 MB). Peak memory consumption was 1.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:47:51,302 INFO L168 Benchmark]: Witness Printer took 17.48 ms. Allocated memory is still 161.5 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:47:51,307 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 80 locations, 20 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.9s, OverallIterations: 15, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 250896 SDtfs, 111078 SDslu, 103956 SDs, 0 SdLazy, 199952 SolverSat, 54894 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1417 GetRequests, 1350 SyntacticMatches, 15 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 182 NumberOfCodeBlocks, 182 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 151 ConstructedInterpolants, 0 QuantifiedInterpolants, 4501 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 73]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseAnd at line 72. Possible FailurePath: [L222] unsigned int a ; [L223] unsigned int ma = __VERIFIER_nondet_uint(); [L224] signed char ea = __VERIFIER_nondet_char(); [L225] unsigned int b ; [L226] unsigned int mb = __VERIFIER_nondet_uint(); [L227] signed char eb = __VERIFIER_nondet_char(); [L228] unsigned int r_add ; [L229] unsigned int zero ; [L230] int sa ; [L231] int sb ; [L232] int tmp ; [L233] int tmp___0 ; [L234] int tmp___1 ; [L235] int tmp___2 ; [L236] int tmp___3 ; [L237] int tmp___4 ; [L238] int tmp___5 ; [L239] int tmp___6 ; [L240] int tmp___7 ; [L241] int tmp___8 ; [L242] int tmp___9 ; [L243] int __retres23 ; [L247] CALL, EXPR base2flt(0, 0) VAL [\old(e)=0, \old(m)=0] [L21] unsigned int res ; [L22] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=0, e=0, m=0] [L25] COND TRUE ! m [L26] __retres4 = 0U VAL [\old(e)=0, \old(m)=0, __retres4=0, e=0, m=0] [L76] return (__retres4); [L247] RET, EXPR base2flt(0, 0) [L247] zero = base2flt(0, 0) [L248] CALL base2flt(ma, ea) VAL [\old(e)=127, \old(m)=33554431] [L21] unsigned int res ; [L22] unsigned int __retres4 ; VAL [\old(e)=127, \old(m)=33554431, e=127, m=33554431] [L25] COND FALSE !(! m) VAL [\old(e)=127, \old(m)=33554431, e=127, m=33554431] [L31] COND FALSE !(m < 1U << 24U) VAL [\old(e)=127, \old(m)=33554431, e=127, m=33554431] [L53] COND TRUE 1 VAL [\old(e)=127, \old(m)=33554431, e=127, m=33554431] [L55] COND FALSE !(m >= 1U << 25U) VAL [\old(e)=127, \old(m)=33554431, e=127, m=33554431] [L72] m = m & ~ (1U << 24U) VAL [\old(e)=127, \old(m)=33554431, e=127] [L73] EXPR e + 128 VAL [\old(e)=127, \old(m)=33554431, e=127] [L73] (e + 128) << 24U VAL [\old(e)=127, \old(m)=33554431, e=127] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory was 38.1 MB in the beginning and 38.0 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 429.91 ms. Allocated memory is still 102.8 MB. Free memory was 72.7 MB in the beginning and 75.7 MB in the end (delta: -3.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.37 ms. Allocated memory is still 102.8 MB. Free memory was 75.7 MB in the beginning and 73.6 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 51.96 ms. Allocated memory is still 102.8 MB. Free memory was 73.6 MB in the beginning and 72.3 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1376.05 ms. Allocated memory is still 102.8 MB. Free memory was 72.0 MB in the beginning and 50.7 MB in the end (delta: 21.2 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. * CodeCheck took 3115.83 ms. Allocated memory was 102.8 MB in the beginning and 161.5 MB in the end (delta: 58.7 MB). Free memory was 50.2 MB in the beginning and 108.7 MB in the end (delta: -58.5 MB). Peak memory consumption was 1.8 MB. Max. memory is 16.1 GB. * Witness Printer took 17.48 ms. Allocated memory is still 161.5 MB. Free memory is still 108.7 MB. There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...