./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/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 4db7127bbac4b004001641c720755d6e460ac185 ................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/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-a4ecdab [2020-11-29 19:10:00,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:10:00,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:10:00,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:10:00,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:10:00,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:10:00,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:10:00,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:10:00,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:10:00,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:10:00,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:10:00,142 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:10:00,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:10:00,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:10:00,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:10:00,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:10:00,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:10:00,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:10:00,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:10:00,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:10:00,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:10:00,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:10:00,179 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:10:00,180 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:10:00,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:10:00,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:10:00,188 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:10:00,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:10:00,190 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:10:00,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:10:00,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:10:00,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:10:00,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:10:00,196 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:10:00,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:10:00,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:10:00,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:10:00,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:10:00,200 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:10:00,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:10:00,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:10:00,202 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-11-29 19:10:00,228 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:10:00,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:10:00,230 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-29 19:10:00,230 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-29 19:10:00,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:10:00,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:10:00,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:10:00,231 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 19:10:00,232 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:10:00,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:10:00,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 19:10:00,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:10:00,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 19:10:00,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:10:00,233 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 19:10:00,233 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-29 19:10:00,233 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 19:10:00,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 19:10:00,234 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:10:00,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 19:10:00,234 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 19:10:00,235 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 19:10:00,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:10:00,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:10:00,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 19:10:00,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:10:00,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:10:00,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 19:10:00,236 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 19:10:00,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:10:00,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 19:10:00,237 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_64ac8bae-923f-4e48-88f4-ea0ddd510007/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4db7127bbac4b004001641c720755d6e460ac185 [2020-11-29 19:10:00,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:10:00,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:10:00,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:10:00,500 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:10:00,501 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:10:00,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/../../sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c [2020-11-29 19:10:00,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/data/ed23ef9a8/bb17c65772de40d8b74ad57825621cad/FLAGd5af52e72 [2020-11-29 19:10:01,092 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:10:01,093 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c [2020-11-29 19:10:01,107 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/data/ed23ef9a8/bb17c65772de40d8b74ad57825621cad/FLAGd5af52e72 [2020-11-29 19:10:01,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/bin/ukojak/data/ed23ef9a8/bb17c65772de40d8b74ad57825621cad [2020-11-29 19:10:01,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:10:01,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 19:10:01,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:10:01,444 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:10:01,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:10:01,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@162ab2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01, skipping insertion in model container [2020-11-29 19:10:01,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:10:01,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:10:01,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:10:01,778 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 19:10:01,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 19:10:01,868 INFO L208 MainTranslator]: Completed translation [2020-11-29 19:10:01,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01 WrapperNode [2020-11-29 19:10:01,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:10:01,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 19:10:01,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 19:10:01,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 19:10:01,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,889 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 19:10:01,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 19:10:01,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 19:10:01,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 19:10:01,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... [2020-11-29 19:10:01,955 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 19:10:01,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 19:10:01,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 19:10:01,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 19:10:01,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:10:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_64ac8bae-923f-4e48-88f4-ea0ddd510007/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 [2020-11-29 19:10:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 19:10:02,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 19:10:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2020-11-29 19:10:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2020-11-29 19:10:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 19:10:02,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 19:10:02,025 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2020-11-29 19:10:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2020-11-29 19:10:02,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-29 19:10:02,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-29 19:10:02,764 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 19:10:02,765 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 19:10:02,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:10:02 BoogieIcfgContainer [2020-11-29 19:10:02,768 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 19:10:02,769 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 19:10:02,769 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 19:10:02,784 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 19:10:02,784 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:10:02" (1/1) ... [2020-11-29 19:10:02,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 19:10:02,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:02,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2020-11-29 19:10:02,871 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2020-11-29 19:10:02,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 19:10:02,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 80 states and 95 transitions. [2020-11-29 19:10:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 95 transitions. [2020-11-29 19:10:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 19:10:03,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:03,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:03,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:03,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 86 states and 106 transitions. [2020-11-29 19:10:03,178 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 106 transitions. [2020-11-29 19:10:03,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:10:03,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:03,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:03,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 90 states and 112 transitions. [2020-11-29 19:10:03,264 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 112 transitions. [2020-11-29 19:10:03,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:10:03,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:03,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:03,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 92 states and 115 transitions. [2020-11-29 19:10:03,308 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 115 transitions. [2020-11-29 19:10:03,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-29 19:10:03,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:03,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 93 states and 116 transitions. [2020-11-29 19:10:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2020-11-29 19:10:03,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 19:10:03,356 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:03,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:03,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:03,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 94 states and 117 transitions. [2020-11-29 19:10:03,432 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 117 transitions. [2020-11-29 19:10:03,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 19:10:03,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:03,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:03,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 95 states and 118 transitions. [2020-11-29 19:10:03,474 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 118 transitions. [2020-11-29 19:10:03,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-29 19:10:03,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:03,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 97 states and 122 transitions. [2020-11-29 19:10:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 122 transitions. [2020-11-29 19:10:03,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 19:10:03,767 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:03,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:04,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:04,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 103 states and 132 transitions. [2020-11-29 19:10:04,191 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 132 transitions. [2020-11-29 19:10:04,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:10:04,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:04,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:10:04,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:04,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 131 transitions. [2020-11-29 19:10:04,407 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 131 transitions. [2020-11-29 19:10:04,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:10:04,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:04,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:04,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:04,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 106 states and 138 transitions. [2020-11-29 19:10:04,502 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 138 transitions. [2020-11-29 19:10:04,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 19:10:04,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:04,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-29 19:10:04,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:04,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 137 transitions. [2020-11-29 19:10:04,864 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 137 transitions. [2020-11-29 19:10:04,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:10:04,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:05,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:05,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:05,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 113 states and 150 transitions. [2020-11-29 19:10:05,717 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 150 transitions. [2020-11-29 19:10:05,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 19:10:05,718 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 19:10:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 19:10:05,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 19:10:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 116 states and 154 transitions. [2020-11-29 19:10:05,793 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2020-11-29 19:10:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 19:10:05,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 19:10:05,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:10:05,814 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:10:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:10:05,832 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:10:05,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:10:05,890 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:10:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 19:10:05,904 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 19:10:05,940 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2020-11-29 19:10:06,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 07:10:06 ImpRootNode [2020-11-29 19:10:06,023 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 19:10:06,024 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 19:10:06,024 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 19:10:06,024 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 19:10:06,025 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:10:02" (3/4) ... [2020-11-29 19:10:06,028 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 19:10:06,028 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 19:10:06,030 INFO L168 Benchmark]: Toolchain (without parser) took 4587.77 ms. Allocated memory was 134.2 MB in the beginning and 172.0 MB in the end (delta: 37.7 MB). Free memory was 103.5 MB in the beginning and 99.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 44.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:10:06,031 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 37.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:10:06,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.49 ms. Allocated memory is still 134.2 MB. Free memory was 103.2 MB in the beginning and 108.1 MB in the end (delta: -4.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:10:06,033 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.71 ms. Allocated memory is still 134.2 MB. Free memory was 108.1 MB in the beginning and 106.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:10:06,034 INFO L168 Benchmark]: Boogie Preprocessor took 29.30 ms. Allocated memory is still 134.2 MB. Free memory was 106.8 MB in the beginning and 105.5 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:10:06,035 INFO L168 Benchmark]: RCFGBuilder took 811.14 ms. Allocated memory is still 134.2 MB. Free memory was 105.1 MB in the beginning and 72.5 MB in the end (delta: 32.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-29 19:10:06,036 INFO L168 Benchmark]: CodeCheck took 3255.01 ms. Allocated memory was 134.2 MB in the beginning and 172.0 MB in the end (delta: 37.7 MB). Free memory was 72.1 MB in the beginning and 100.5 MB in the end (delta: -28.5 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2020-11-29 19:10:06,037 INFO L168 Benchmark]: Witness Printer took 4.37 ms. Allocated memory is still 172.0 MB. Free memory was 100.5 MB in the beginning and 99.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 19:10:06,042 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 4 procedures, 80 locations, 20 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.1s, 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, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1417 GetRequests, 1350 SyntacticMatches, 15 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s 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: 69]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseAnd at line 68. Possible FailurePath: [L218] unsigned int a ; [L219] unsigned int ma = __VERIFIER_nondet_uint(); [L220] signed char ea = __VERIFIER_nondet_char(); [L221] unsigned int b ; [L222] unsigned int mb = __VERIFIER_nondet_uint(); [L223] signed char eb = __VERIFIER_nondet_char(); [L224] unsigned int r_add1 ; [L225] unsigned int r_add2 ; [L226] unsigned int zero ; [L227] int tmp ; [L228] int tmp___0 ; [L229] int __retres14 ; [L233] CALL, EXPR base2flt(0, 0) VAL [\old(e)=0, \old(m)=0] [L17] unsigned int res ; [L18] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=0, e=0, m=0] [L21] COND TRUE ! m [L22] __retres4 = 0U VAL [\old(e)=0, \old(m)=0, __retres4=0, e=0, m=0] [L72] return (__retres4); [L233] RET, EXPR base2flt(0, 0) [L233] zero = base2flt(0, 0) [L234] CALL base2flt(ma, ea) VAL [\old(e)=0, \old(m)=16777216] [L17] unsigned int res ; [L18] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L21] COND FALSE !(! m) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L27] COND FALSE !(m < 1U << 24U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L49] COND TRUE 1 VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L51] COND FALSE !(m >= 1U << 25U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L68] m = m & ~ (1U << 24U) VAL [\old(e)=0, \old(m)=16777216, e=0] [L69] EXPR e + 128 VAL [\old(e)=0, \old(m)=16777216, e=0] [L69] (e + 128) << 24U VAL [\old(e)=0, \old(m)=16777216, e=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 79.7 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 37.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 425.49 ms. Allocated memory is still 134.2 MB. Free memory was 103.2 MB in the beginning and 108.1 MB in the end (delta: -4.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.71 ms. Allocated memory is still 134.2 MB. Free memory was 108.1 MB in the beginning and 106.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.30 ms. Allocated memory is still 134.2 MB. Free memory was 106.8 MB in the beginning and 105.5 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 811.14 ms. Allocated memory is still 134.2 MB. Free memory was 105.1 MB in the beginning and 72.5 MB in the end (delta: 32.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * CodeCheck took 3255.01 ms. Allocated memory was 134.2 MB in the beginning and 172.0 MB in the end (delta: 37.7 MB). Free memory was 72.1 MB in the beginning and 100.5 MB in the end (delta: -28.5 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.37 ms. Allocated memory is still 172.0 MB. Free memory was 100.5 MB in the beginning and 99.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...