./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_1-3.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_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/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 1849bc810ee5b8b8988c92fc47967ed0208ce50f ........................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/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 [2020-11-30 00:38:40,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:38:40,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:38:40,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:38:40,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:38:40,658 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:38:40,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:38:40,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:38:40,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:38:40,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:38:40,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:38:40,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:38:40,670 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:38:40,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:38:40,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:38:40,675 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:38:40,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:38:40,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:38:40,680 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:38:40,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:38:40,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:38:40,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:38:40,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:38:40,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:38:40,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:38:40,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:38:40,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:38:40,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:38:40,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:38:40,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:38:40,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:38:40,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:38:40,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:38:40,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:38:40,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:38:40,704 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:38:40,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:38:40,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:38:40,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:38:40,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:38:40,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:38:40,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-11-30 00:38:40,754 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:38:40,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:38:40,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:38:40,760 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:38:40,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:38:40,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:38:40,761 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:38:40,761 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:38:40,761 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:38:40,762 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:38:40,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:38:40,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:38:40,763 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:38:40,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:38:40,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:38:40,764 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-30 00:38:40,764 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:38:40,764 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:38:40,765 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:38:40,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:38:40,765 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:38:40,765 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:38:40,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:38:40,766 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:38:40,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:38:40,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:38:40,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:38:40,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:38:40,767 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:38:40,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:38:40,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:38:40,769 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_10b64130-af85-450a-9c56-25c6a2904074/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1849bc810ee5b8b8988c92fc47967ed0208ce50f [2020-11-30 00:38:41,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:38:41,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:38:41,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:38:41,089 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:38:41,090 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:38:41,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/../../sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c [2020-11-30 00:38:41,234 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/data/becc68acb/a731a5ebf3a746db8ecc7702b88a266d/FLAG13a0ef65c [2020-11-30 00:38:41,729 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:38:41,730 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c [2020-11-30 00:38:41,741 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/data/becc68acb/a731a5ebf3a746db8ecc7702b88a266d/FLAG13a0ef65c [2020-11-30 00:38:42,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/bin/ukojak/data/becc68acb/a731a5ebf3a746db8ecc7702b88a266d [2020-11-30 00:38:42,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:38:42,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:38:42,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:38:42,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:38:42,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:38:42,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f28a112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42, skipping insertion in model container [2020-11-30 00:38:42,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:38:42,102 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:38:42,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:38:42,305 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:38:42,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:38:42,385 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:38:42,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42 WrapperNode [2020-11-30 00:38:42,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:38:42,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:38:42,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:38:42,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:38:42,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,438 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:38:42,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:38:42,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:38:42,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:38:42,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... [2020-11-30 00:38:42,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:38:42,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:38:42,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:38:42,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:38:42,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:38:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_10b64130-af85-450a-9c56-25c6a2904074/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 [2020-11-30 00:38:42,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:38:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:38:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2020-11-30 00:38:42,551 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2020-11-30 00:38:42,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:38:42,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:38:42,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-30 00:38:42,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-30 00:38:43,603 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:38:43,603 INFO L298 CfgBuilder]: Removed 10 assume(true) statements. [2020-11-30 00:38:43,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:38:43 BoogieIcfgContainer [2020-11-30 00:38:43,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:38:43,607 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:38:43,607 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:38:43,620 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:38:43,621 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:38:43" (1/1) ... [2020-11-30 00:38:43,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 00:38:43,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:43,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 82 states and 104 transitions. [2020-11-30 00:38:43,699 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2020-11-30 00:38:43,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 00:38:43,703 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:43,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:43,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:43,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 82 states and 102 transitions. [2020-11-30 00:38:43,891 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 102 transitions. [2020-11-30 00:38:43,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-30 00:38:43,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:43,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:44,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:44,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:44,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 88 states and 113 transitions. [2020-11-30 00:38:44,126 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2020-11-30 00:38:44,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 00:38:44,128 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:44,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:44,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:44,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 92 states and 119 transitions. [2020-11-30 00:38:44,235 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 119 transitions. [2020-11-30 00:38:44,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 00:38:44,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:44,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:44,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:44,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 122 transitions. [2020-11-30 00:38:44,304 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2020-11-30 00:38:44,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-30 00:38:44,304 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:44,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:44,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:44,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 123 transitions. [2020-11-30 00:38:44,377 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 123 transitions. [2020-11-30 00:38:44,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-30 00:38:44,378 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:44,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:44,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:44,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:44,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 124 transitions. [2020-11-30 00:38:44,456 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2020-11-30 00:38:44,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-30 00:38:44,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:44,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:44,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:44,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2020-11-30 00:38:44,516 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2020-11-30 00:38:44,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-30 00:38:44,517 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:44,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 99 states and 129 transitions. [2020-11-30 00:38:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 129 transitions. [2020-11-30 00:38:44,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-30 00:38:44,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:45,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:45,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 105 states and 139 transitions. [2020-11-30 00:38:45,109 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 139 transitions. [2020-11-30 00:38:45,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-30 00:38:45,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:38:45,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:45,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 104 states and 138 transitions. [2020-11-30 00:38:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 138 transitions. [2020-11-30 00:38:45,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-30 00:38:45,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:45,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:45,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:45,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 108 states and 145 transitions. [2020-11-30 00:38:45,320 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 145 transitions. [2020-11-30 00:38:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-30 00:38:45,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:45,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:45,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-30 00:38:45,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:45,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 107 states and 144 transitions. [2020-11-30 00:38:45,624 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2020-11-30 00:38:45,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 00:38:45,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:45,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:46,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:46,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 115 states and 157 transitions. [2020-11-30 00:38:46,484 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 157 transitions. [2020-11-30 00:38:46,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-30 00:38:46,485 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 00:38:46,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 00:38:46,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-30 00:38:46,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 118 states and 161 transitions. [2020-11-30 00:38:46,556 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 161 transitions. [2020-11-30 00:38:46,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-30 00:38:46,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-30 00:38:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:38:46,576 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:38:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:38:46,592 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:38:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:38:46,704 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:38:46,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-30 00:38:46,720 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-30 00:38:46,739 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2020-11-30 00:38:46,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 30.11 12:38:46 ImpRootNode [2020-11-30 00:38:46,776 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-30 00:38:46,776 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 00:38:46,776 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 00:38:46,777 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 00:38:46,777 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:38:43" (3/4) ... [2020-11-30 00:38:46,781 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 00:38:46,781 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 00:38:46,784 INFO L168 Benchmark]: Toolchain (without parser) took 4752.65 ms. Allocated memory was 90.2 MB in the beginning and 159.4 MB in the end (delta: 69.2 MB). Free memory was 54.5 MB in the beginning and 124.4 MB in the end (delta: -69.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:38:46,784 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:38:46,786 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.75 ms. Allocated memory was 90.2 MB in the beginning and 127.9 MB in the end (delta: 37.7 MB). Free memory was 54.3 MB in the beginning and 105.2 MB in the end (delta: -50.9 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:46,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.11 ms. Allocated memory is still 127.9 MB. Free memory was 105.2 MB in the beginning and 103.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:46,788 INFO L168 Benchmark]: Boogie Preprocessor took 30.61 ms. Allocated memory is still 127.9 MB. Free memory was 103.2 MB in the beginning and 102.0 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:38:46,789 INFO L168 Benchmark]: RCFGBuilder took 1135.44 ms. Allocated memory is still 127.9 MB. Free memory was 101.7 MB in the beginning and 46.0 MB in the end (delta: 55.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:46,790 INFO L168 Benchmark]: CodeCheck took 3168.76 ms. Allocated memory was 127.9 MB in the beginning and 159.4 MB in the end (delta: 31.5 MB). Free memory was 46.0 MB in the beginning and 125.6 MB in the end (delta: -79.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:38:46,791 INFO L168 Benchmark]: Witness Printer took 5.24 ms. Allocated memory is still 159.4 MB. Free memory was 125.5 MB in the beginning and 124.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:38:46,813 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, 82 locations, 20 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 3.0s, 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, 1.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1417 GetRequests, 1350 SyntacticMatches, 15 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 1.5s 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: 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_add ; [L225] unsigned int zero ; [L226] int sa ; [L227] int sb ; [L228] int tmp ; [L229] int tmp___0 ; [L230] int tmp___1 ; [L231] int tmp___2 ; [L232] int tmp___3 ; [L233] int tmp___4 ; [L234] int tmp___5 ; [L235] int tmp___6 ; [L236] int tmp___7 ; [L237] int tmp___8 ; [L238] int tmp___9 ; [L239] int __retres23 ; [L243] 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); [L243] RET, EXPR base2flt(0, 0) [L243] zero = base2flt(0, 0) [L244] CALL base2flt(ma, ea) VAL [\old(e)=0, \old(m)=33554431] [L17] unsigned int res ; [L18] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=33554431, e=0, m=33554431] [L21] COND FALSE !(! m) VAL [\old(e)=0, \old(m)=33554431, e=0, m=33554431] [L27] COND FALSE !(m < 1U << 24U) VAL [\old(e)=0, \old(m)=33554431, e=0, m=33554431] [L49] COND TRUE 1 VAL [\old(e)=0, \old(m)=33554431, e=0, m=33554431] [L51] COND FALSE !(m >= 1U << 25U) VAL [\old(e)=0, \old(m)=33554431, e=0, m=33554431] [L68] m = m & ~ (1U << 24U) VAL [\old(e)=0, \old(m)=33554431, e=0] [L69] EXPR e + 128 VAL [\old(e)=0, \old(m)=33554431, e=0] [L69] (e + 128) << 24U VAL [\old(e)=0, \old(m)=33554431, e=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 90.2 MB. Free memory is still 55.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 350.75 ms. Allocated memory was 90.2 MB in the beginning and 127.9 MB in the end (delta: 37.7 MB). Free memory was 54.3 MB in the beginning and 105.2 MB in the end (delta: -50.9 MB). Peak memory consumption was 15.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 52.11 ms. Allocated memory is still 127.9 MB. Free memory was 105.2 MB in the beginning and 103.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.61 ms. Allocated memory is still 127.9 MB. Free memory was 103.2 MB in the beginning and 102.0 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1135.44 ms. Allocated memory is still 127.9 MB. Free memory was 101.7 MB in the beginning and 46.0 MB in the end (delta: 55.6 MB). Peak memory consumption was 56.6 MB. Max. memory is 16.1 GB. * CodeCheck took 3168.76 ms. Allocated memory was 127.9 MB in the beginning and 159.4 MB in the end (delta: 31.5 MB). Free memory was 46.0 MB in the beginning and 125.6 MB in the end (delta: -79.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.24 ms. Allocated memory is still 159.4 MB. Free memory was 125.5 MB in the beginning and 124.4 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...