./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_4-2.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_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/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 16cd8401275d965058442f4c39d1da335e2aa9f4 ................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/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 [2020-11-28 04:44:48,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:44:48,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:44:48,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:44:48,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:44:48,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:44:48,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:44:48,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:44:48,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:44:48,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:44:48,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:44:48,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:44:48,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:44:48,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:44:48,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:44:48,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:44:48,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:44:48,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:44:48,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:44:48,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:44:48,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:44:48,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:44:48,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:44:48,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:44:48,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:44:48,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:44:48,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:44:48,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:44:48,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:44:48,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:44:48,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:44:48,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:44:48,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:44:48,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:44:48,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:44:48,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:44:48,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:44:48,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:44:48,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:44:48,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:44:48,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:44:48,678 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-11-28 04:44:48,719 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:44:48,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:44:48,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:44:48,720 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:44:48,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:44:48,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:44:48,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:44:48,728 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:44:48,728 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:44:48,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:44:48,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:44:48,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:44:48,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:44:48,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:44:48,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:44:48,730 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 04:44:48,730 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:44:48,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:44:48,731 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:44:48,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:44:48,732 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:44:48,732 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:44:48,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:44:48,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:44:48,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:44:48,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:44:48,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:44:48,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:44:48,734 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:44:48,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:44:48,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:44:48,735 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_c7d6d0ad-021e-4d57-bbd8-67f372760e17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16cd8401275d965058442f4c39d1da335e2aa9f4 [2020-11-28 04:44:48,996 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:44:49,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:44:49,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:44:49,021 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:44:49,022 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:44:49,023 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/../../sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c [2020-11-28 04:44:49,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/data/88a2882a4/91d507db286f4d0aa7aaccdaa0899352/FLAG71b746364 [2020-11-28 04:44:49,552 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:44:49,552 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/sv-benchmarks/c/bitvector/soft_float_4-2.c.cil.c [2020-11-28 04:44:49,560 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/data/88a2882a4/91d507db286f4d0aa7aaccdaa0899352/FLAG71b746364 [2020-11-28 04:44:49,921 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/bin/ukojak/data/88a2882a4/91d507db286f4d0aa7aaccdaa0899352 [2020-11-28 04:44:49,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:44:49,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:44:49,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:49,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:44:49,930 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:44:49,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65868e4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:49, skipping insertion in model container [2020-11-28 04:44:49,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:44:49" (1/1) ... [2020-11-28 04:44:49,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:44:49,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:44:50,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:50,232 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:44:50,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:44:50,293 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:44:50,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50 WrapperNode [2020-11-28 04:44:50,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:44:50,295 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:50,296 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:44:50,296 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:44:50,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:44:50,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:44:50,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:44:50,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:44:50,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,373 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,373 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... [2020-11-28 04:44:50,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:44:50,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:44:50,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:44:50,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:44:50,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:44:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c7d6d0ad-021e-4d57-bbd8-67f372760e17/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 [2020-11-28 04:44:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:44:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:44:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2020-11-28 04:44:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2020-11-28 04:44:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:44:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:44:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2020-11-28 04:44:50,498 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2020-11-28 04:44:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:44:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:44:51,371 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:44:51,371 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-28 04:44:51,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:51 BoogieIcfgContainer [2020-11-28 04:44:51,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:44:51,374 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:44:51,374 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:44:51,385 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:44:51,386 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:51" (1/1) ... [2020-11-28 04:44:51,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:44:51,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 78 states and 94 transitions. [2020-11-28 04:44:51,465 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 94 transitions. [2020-11-28 04:44:51,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:44:51,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:51,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:51,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:51,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 78 states and 92 transitions. [2020-11-28 04:44:51,645 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2020-11-28 04:44:51,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:44:51,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:51,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:51,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:51,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 103 transitions. [2020-11-28 04:44:51,820 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2020-11-28 04:44:51,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-28 04:44:51,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 88 states and 109 transitions. [2020-11-28 04:44:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 109 transitions. [2020-11-28 04:44:51,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-28 04:44:51,927 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:51,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:51,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:52,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 90 states and 112 transitions. [2020-11-28 04:44:52,001 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 112 transitions. [2020-11-28 04:44:52,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-28 04:44:52,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:52,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:52,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:52,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 91 states and 113 transitions. [2020-11-28 04:44:52,072 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 113 transitions. [2020-11-28 04:44:52,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:44:52,073 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:52,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:52,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 92 states and 114 transitions. [2020-11-28 04:44:52,125 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 114 transitions. [2020-11-28 04:44:52,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:44:52,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:52,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:52,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:52,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 93 states and 115 transitions. [2020-11-28 04:44:52,178 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 115 transitions. [2020-11-28 04:44:52,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-28 04:44:52,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:52,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:52,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 95 states and 119 transitions. [2020-11-28 04:44:52,559 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 119 transitions. [2020-11-28 04:44:52,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-28 04:44:52,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:52,689 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:52,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:52,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 101 states and 129 transitions. [2020-11-28 04:44:52,982 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2020-11-28 04:44:52,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:44:52,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:53,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:53,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:53,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 100 states and 128 transitions. [2020-11-28 04:44:53,175 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2020-11-28 04:44:53,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:44:53,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:53,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:53,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 104 states and 135 transitions. [2020-11-28 04:44:53,252 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 135 transitions. [2020-11-28 04:44:53,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:44:53,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:53,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:53,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-28 04:44:53,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:53,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 103 states and 134 transitions. [2020-11-28 04:44:53,534 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 134 transitions. [2020-11-28 04:44:53,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:44:53,535 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:53,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:53,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:54,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:54,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 111 states and 147 transitions. [2020-11-28 04:44:54,403 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 147 transitions. [2020-11-28 04:44:54,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:44:54,404 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:44:54,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-28 04:44:54,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:44:54,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 114 states and 151 transitions. [2020-11-28 04:44:54,480 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 151 transitions. [2020-11-28 04:44:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:44:54,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:44:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:44:54,503 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:44:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:44:54,511 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:44:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:44:54,582 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:44:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:44:54,596 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:44:54,631 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2020-11-28 04:44:54,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:44:54 ImpRootNode [2020-11-28 04:44:54,700 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:44:54,700 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:44:54,701 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:44:54,701 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:44:54,701 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:44:51" (3/4) ... [2020-11-28 04:44:54,704 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 04:44:54,705 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:44:54,707 INFO L168 Benchmark]: Toolchain (without parser) took 4780.35 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 64.7 MB in the beginning and 78.3 MB in the end (delta: -13.6 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:54,708 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 77.6 MB. Free memory was 35.6 MB in the beginning and 35.6 MB in the end (delta: 37.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:54,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.76 ms. Allocated memory is still 94.4 MB. Free memory was 64.7 MB in the beginning and 69.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:54,709 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.26 ms. Allocated memory is still 94.4 MB. Free memory was 69.4 MB in the beginning and 67.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:54,710 INFO L168 Benchmark]: Boogie Preprocessor took 30.67 ms. Allocated memory is still 94.4 MB. Free memory was 67.3 MB in the beginning and 66.4 MB in the end (delta: 940.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:54,711 INFO L168 Benchmark]: RCFGBuilder took 981.73 ms. Allocated memory is still 94.4 MB. Free memory was 66.4 MB in the beginning and 32.1 MB in the end (delta: 34.3 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:44:54,712 INFO L168 Benchmark]: CodeCheck took 3325.86 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 32.1 MB in the beginning and 78.3 MB in the end (delta: -46.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:54,712 INFO L168 Benchmark]: Witness Printer took 4.26 ms. Allocated memory is still 113.2 MB. Free memory is still 78.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:44:54,717 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, 78 locations, 20 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.2s, 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, 2.0s 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: 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_add1 ; [L229] unsigned int r_add2 ; [L230] unsigned int zero ; [L231] int tmp ; [L232] int tmp___0 ; [L233] int __retres14 ; [L237] 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); [L237] RET, EXPR base2flt(0, 0) [L237] zero = base2flt(0, 0) [L238] CALL base2flt(ma, ea) VAL [\old(e)=0, \old(m)=16777216] [L21] unsigned int res ; [L22] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L25] COND FALSE !(! m) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L31] COND FALSE !(m < 1U << 24U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L53] COND TRUE 1 VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L55] COND FALSE !(m >= 1U << 25U) VAL [\old(e)=0, \old(m)=16777216, e=0, m=16777216] [L72] m = m & ~ (1U << 24U) VAL [\old(e)=0, \old(m)=16777216, e=0] [L73] EXPR e + 128 VAL [\old(e)=0, \old(m)=16777216, e=0] [L73] (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 0.24 ms. Allocated memory is still 77.6 MB. Free memory was 35.6 MB in the beginning and 35.6 MB in the end (delta: 37.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 367.76 ms. Allocated memory is still 94.4 MB. Free memory was 64.7 MB in the beginning and 69.4 MB in the end (delta: -4.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 64.26 ms. Allocated memory is still 94.4 MB. Free memory was 69.4 MB in the beginning and 67.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.67 ms. Allocated memory is still 94.4 MB. Free memory was 67.3 MB in the beginning and 66.4 MB in the end (delta: 940.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 981.73 ms. Allocated memory is still 94.4 MB. Free memory was 66.4 MB in the beginning and 32.1 MB in the end (delta: 34.3 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * CodeCheck took 3325.86 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 32.1 MB in the beginning and 78.3 MB in the end (delta: -46.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 4.26 ms. Allocated memory is still 113.2 MB. Free memory is still 78.3 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...