./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_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/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_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/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_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/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 04:40:08,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:40:08,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:40:08,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:40:08,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:40:08,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:40:08,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:40:08,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:40:08,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:40:08,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:40:08,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:40:08,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:40:08,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:40:08,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:40:08,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:40:08,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:40:08,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:40:08,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:40:08,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:40:08,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:40:08,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:40:08,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:40:08,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:40:08,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:40:08,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:40:08,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:40:08,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:40:08,626 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:40:08,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:40:08,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:40:08,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:40:08,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:40:08,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:40:08,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:40:08,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:40:08,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:40:08,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:40:08,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:40:08,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:40:08,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:40:08,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:40:08,642 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-11-28 04:40:08,681 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:40:08,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:40:08,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:40:08,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:40:08,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:40:08,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:40:08,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:40:08,685 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:40:08,685 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:40:08,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:40:08,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:40:08,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:40:08,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:40:08,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:40:08,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:40:08,688 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 04:40:08,688 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:40:08,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:40:08,689 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:40:08,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:40:08,689 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:40:08,689 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:40:08,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:40:08,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:40:08,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:40:08,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:40:08,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:40:08,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:40:08,691 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:40:08,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:40:08,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:40:08,693 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_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4db7127bbac4b004001641c720755d6e460ac185 [2020-11-28 04:40:08,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:40:08,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:40:08,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:40:08,956 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:40:08,958 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:40:08,959 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak/../../sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c [2020-11-28 04:40:09,035 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak/data/71344e862/07bb3e02d2e742c2bcef411d5787b2b2/FLAG862649794 [2020-11-28 04:40:09,472 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:40:09,473 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/sv-benchmarks/c/bitvector/soft_float_4-3.c.cil.c [2020-11-28 04:40:09,480 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak/data/71344e862/07bb3e02d2e742c2bcef411d5787b2b2/FLAG862649794 [2020-11-28 04:40:09,853 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/bin/ukojak/data/71344e862/07bb3e02d2e742c2bcef411d5787b2b2 [2020-11-28 04:40:09,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:40:09,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:40:09,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:09,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:40:09,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:40:09,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:09" (1/1) ... [2020-11-28 04:40:09,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@485a56c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:09, skipping insertion in model container [2020-11-28 04:40:09,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:40:09" (1/1) ... [2020-11-28 04:40:09,876 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:40:09,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:40:10,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:10,125 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:40:10,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:40:10,183 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:40:10,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10 WrapperNode [2020-11-28 04:40:10,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:40:10,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:10,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:40:10,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:40:10,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,235 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:40:10,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:40:10,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:40:10,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:40:10,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,272 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... [2020-11-28 04:40:10,278 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:40:10,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:40:10,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:40:10,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:40:10,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:40:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_cd1ea972-1e66-41a3-ace7-0f49dc4504eb/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 04:40:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:40:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:40:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2020-11-28 04:40:10,351 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2020-11-28 04:40:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:40:10,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:40:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2020-11-28 04:40:10,351 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2020-11-28 04:40:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-28 04:40:10,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-28 04:40:11,031 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:40:11,031 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-28 04:40:11,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:11 BoogieIcfgContainer [2020-11-28 04:40:11,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:40:11,034 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:40:11,034 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:40:11,059 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:40:11,059 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:11" (1/1) ... [2020-11-28 04:40:11,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:40:11,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:11,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 80 states and 97 transitions. [2020-11-28 04:40:11,149 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 97 transitions. [2020-11-28 04:40:11,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:40:11,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:11,266 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 04:40:11,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:11,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 80 states and 95 transitions. [2020-11-28 04:40:11,278 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 95 transitions. [2020-11-28 04:40:11,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-28 04:40:11,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:11,363 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 04:40:11,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:11,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 86 states and 106 transitions. [2020-11-28 04:40:11,478 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 106 transitions. [2020-11-28 04:40:11,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-28 04:40:11,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:11,555 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 04:40:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 90 states and 112 transitions. [2020-11-28 04:40:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 112 transitions. [2020-11-28 04:40:11,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-28 04:40:11,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:11,658 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 04:40:11,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:11,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 92 states and 115 transitions. [2020-11-28 04:40:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 115 transitions. [2020-11-28 04:40:11,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-28 04:40:11,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:11,698 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 04:40:11,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:11,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 93 states and 116 transitions. [2020-11-28 04:40:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2020-11-28 04:40:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:40:11,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:11,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:11,742 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 04:40:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:11,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 94 states and 117 transitions. [2020-11-28 04:40:11,765 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 117 transitions. [2020-11-28 04:40:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-28 04:40:11,766 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:11,802 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 04:40:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:11,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 95 states and 118 transitions. [2020-11-28 04:40:11,826 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 118 transitions. [2020-11-28 04:40:11,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-28 04:40:11,827 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:11,886 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 04:40:12,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:12,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 97 states and 122 transitions. [2020-11-28 04:40:12,111 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 122 transitions. [2020-11-28 04:40:12,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-28 04:40:12,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:12,218 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 04:40:12,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:12,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 103 states and 132 transitions. [2020-11-28 04:40:12,462 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 132 transitions. [2020-11-28 04:40:12,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:40:12,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:12,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:12,550 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 04:40:12,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:12,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 131 transitions. [2020-11-28 04:40:12,658 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 131 transitions. [2020-11-28 04:40:12,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:40:12,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:12,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:12,689 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 04:40:12,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:12,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 106 states and 138 transitions. [2020-11-28 04:40:12,736 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 138 transitions. [2020-11-28 04:40:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-28 04:40:12,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:12,801 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 04:40:13,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:13,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 105 states and 137 transitions. [2020-11-28 04:40:13,001 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 137 transitions. [2020-11-28 04:40:13,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:40:13,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:13,154 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 04:40:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:13,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 113 states and 150 transitions. [2020-11-28 04:40:13,755 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 150 transitions. [2020-11-28 04:40:13,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-28 04:40:13,756 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-28 04:40:13,775 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 04:40:13,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:40:13,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 116 states and 154 transitions. [2020-11-28 04:40:13,813 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2020-11-28 04:40:13,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-28 04:40:13,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:40:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:13,831 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:13,849 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:13,906 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:40:13,919 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:40:13,936 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 15 iterations. [2020-11-28 04:40:13,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:40:13 ImpRootNode [2020-11-28 04:40:13,999 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:40:13,999 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:40:13,999 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:40:14,000 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:40:14,000 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:40:11" (3/4) ... [2020-11-28 04:40:14,003 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-28 04:40:14,004 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:40:14,006 INFO L168 Benchmark]: Toolchain (without parser) took 4147.95 ms. Allocated memory was 102.8 MB in the beginning and 148.9 MB in the end (delta: 46.1 MB). Free memory was 73.9 MB in the beginning and 86.9 MB in the end (delta: -13.0 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:14,007 INFO L168 Benchmark]: CDTParser took 1.19 ms. Allocated memory is still 102.8 MB. Free memory is still 61.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:14,008 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.80 ms. Allocated memory is still 102.8 MB. Free memory was 73.9 MB in the beginning and 77.8 MB in the end (delta: -3.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:14,009 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.68 ms. Allocated memory is still 102.8 MB. Free memory was 77.8 MB in the beginning and 76.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:14,009 INFO L168 Benchmark]: Boogie Preprocessor took 55.14 ms. Allocated memory is still 102.8 MB. Free memory was 76.5 MB in the beginning and 75.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:14,023 INFO L168 Benchmark]: RCFGBuilder took 740.70 ms. Allocated memory is still 102.8 MB. Free memory was 75.0 MB in the beginning and 42.4 MB in the end (delta: 32.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:14,024 INFO L168 Benchmark]: CodeCheck took 2965.01 ms. Allocated memory was 102.8 MB in the beginning and 148.9 MB in the end (delta: 46.1 MB). Free memory was 42.0 MB in the beginning and 86.9 MB in the end (delta: -44.9 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:40:14,024 INFO L168 Benchmark]: Witness Printer took 4.66 ms. Allocated memory is still 148.9 MB. Free memory is still 86.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:40:14,029 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: 2.8s, 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, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s 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 1.19 ms. Allocated memory is still 102.8 MB. Free memory is still 61.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 323.80 ms. Allocated memory is still 102.8 MB. Free memory was 73.9 MB in the beginning and 77.8 MB in the end (delta: -3.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.68 ms. Allocated memory is still 102.8 MB. Free memory was 77.8 MB in the beginning and 76.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.14 ms. Allocated memory is still 102.8 MB. Free memory was 76.5 MB in the beginning and 75.0 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 740.70 ms. Allocated memory is still 102.8 MB. Free memory was 75.0 MB in the beginning and 42.4 MB in the end (delta: 32.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * CodeCheck took 2965.01 ms. Allocated memory was 102.8 MB in the beginning and 148.9 MB in the end (delta: 46.1 MB). Free memory was 42.0 MB in the beginning and 86.9 MB in the end (delta: -44.9 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * Witness Printer took 4.66 ms. Allocated memory is still 148.9 MB. Free memory is still 86.9 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...