./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/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 c353039f62253e61e87171ad664792509dac4865 ................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:47:41,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:47:41,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:47:41,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:47:41,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:47:41,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:47:41,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:47:41,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:47:41,307 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:47:41,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:47:41,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:47:41,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:47:41,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:47:41,316 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:47:41,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:47:41,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:47:41,321 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:47:41,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:47:41,326 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:47:41,329 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:47:41,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:47:41,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:47:41,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:47:41,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:47:41,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:47:41,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:47:41,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:47:41,350 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:47:41,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:47:41,352 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:47:41,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:47:41,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:47:41,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:47:41,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:47:41,358 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:47:41,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:47:41,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:47:41,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:47:41,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:47:41,368 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:47:41,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:47:41,372 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-12-01 17:47:41,419 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:47:41,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:47:41,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 17:47:41,421 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 17:47:41,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:47:41,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:47:41,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:47:41,423 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:47:41,423 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:47:41,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:47:41,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:47:41,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:47:41,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 17:47:41,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:47:41,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 17:47:41,425 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-12-01 17:47:41,425 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:47:41,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 17:47:41,426 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:47:41,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 17:47:41,426 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:47:41,427 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:47:41,427 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:47:41,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:47:41,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:47:41,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:47:41,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:47:41,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 17:47:41,428 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:47:41,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:47:41,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 17:47:41,429 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_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c353039f62253e61e87171ad664792509dac4865 [2020-12-01 17:47:41,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:47:41,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:47:41,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:47:41,820 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:47:41,821 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:47:41,823 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/../../sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2.c [2020-12-01 17:47:41,947 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/data/b202c49ad/abfba078366244f89d572b45f812e819/FLAG93a07bc88 [2020-12-01 17:47:42,612 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:47:42,613 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/sv-benchmarks/c/bitvector/s3_clnt_2.BV.c.cil-2.c [2020-12-01 17:47:42,629 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/data/b202c49ad/abfba078366244f89d572b45f812e819/FLAG93a07bc88 [2020-12-01 17:47:42,888 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/data/b202c49ad/abfba078366244f89d572b45f812e819 [2020-12-01 17:47:42,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:47:42,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:47:42,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:47:42,896 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:47:42,901 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:47:42,902 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:47:42" (1/1) ... [2020-12-01 17:47:42,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2782ddac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:42, skipping insertion in model container [2020-12-01 17:47:42,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:47:42" (1/1) ... [2020-12-01 17:47:42,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:47:42,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:47:43,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:47:43,287 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:47:43,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:47:43,384 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:47:43,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43 WrapperNode [2020-12-01 17:47:43,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:47:43,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:47:43,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:47:43,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:47:43,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... [2020-12-01 17:47:43,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... [2020-12-01 17:47:43,481 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:47:43,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:47:43,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:47:43,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:47:43,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... [2020-12-01 17:47:43,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... [2020-12-01 17:47:43,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... [2020-12-01 17:47:43,500 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... [2020-12-01 17:47:43,511 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... [2020-12-01 17:47:43,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... [2020-12-01 17:47:43,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... [2020-12-01 17:47:43,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:47:43,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:47:43,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:47:43,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:47:43,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:47:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:47:43,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:47:43,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:47:43,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 17:47:43,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:47:44,034 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 17:47:44,767 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2020-12-01 17:47:44,767 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2020-12-01 17:47:45,489 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:47:45,490 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-12-01 17:47:45,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:47:45 BoogieIcfgContainer [2020-12-01 17:47:45,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:47:45,495 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:47:45,495 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:47:45,512 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:47:45,513 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:47:45" (1/1) ... [2020-12-01 17:47:45,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:47:45,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:47:45,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 140 states and 206 transitions. [2020-12-01 17:47:45,581 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 206 transitions. [2020-12-01 17:47:45,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 17:47:45,585 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:47:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:47:45,749 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:47:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:47:45,826 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:47:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:47:45,943 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:47:45,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:47:45,972 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:47:46,087 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2020-12-01 17:47:46,143 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:47:46 ImpRootNode [2020-12-01 17:47:46,143 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:47:46,144 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:47:46,145 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:47:46,145 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:47:46,146 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:47:45" (3/4) ... [2020-12-01 17:47:46,149 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-12-01 17:47:46,267 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_0cce58c4-2181-4e98-8d90-dc6bb6e892c4/bin/ukojak/witness.graphml [2020-12-01 17:47:46,267 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:47:46,279 INFO L168 Benchmark]: Toolchain (without parser) took 3383.68 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 46.4 MB in the beginning and 76.0 MB in the end (delta: -29.7 MB). Peak memory consumption was 34.4 MB. Max. memory is 16.1 GB. [2020-12-01 17:47:46,280 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 83.9 MB. Free memory is still 62.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:47:46,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.26 ms. Allocated memory is still 83.9 MB. Free memory was 46.2 MB in the beginning and 57.0 MB in the end (delta: -10.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:47:46,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.68 ms. Allocated memory is still 83.9 MB. Free memory was 57.0 MB in the beginning and 54.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:47:46,288 INFO L168 Benchmark]: Boogie Preprocessor took 65.04 ms. Allocated memory is still 83.9 MB. Free memory was 54.2 MB in the beginning and 52.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:47:46,288 INFO L168 Benchmark]: RCFGBuilder took 1945.48 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 52.1 MB in the beginning and 58.0 MB in the end (delta: -5.9 MB). Peak memory consumption was 41.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:47:46,288 INFO L168 Benchmark]: CodeCheck took 648.62 ms. Allocated memory is still 102.8 MB. Free memory was 58.0 MB in the beginning and 35.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:47:46,289 INFO L168 Benchmark]: Witness Printer took 131.35 ms. Allocated memory is still 102.8 MB. Free memory was 35.6 MB in the beginning and 76.0 MB in the end (delta: -40.4 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:47:46,291 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 1 procedures, 140 locations, 26 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 2 NumberOfCodeBlocks, 2 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 - CounterExampleResult [Line: 83]: integer overflow possible integer overflow possible We found a FailurePath: [L617] int __retres1 ; [L10] int s__info_callback = __VERIFIER_nondet_int(); [L11] int s__in_handshake = __VERIFIER_nondet_int(); [L12] int s__state ; [L13] int s__new_session ; [L14] int s__server ; [L15] int s__version = __VERIFIER_nondet_int(); [L16] int s__type ; [L17] int s__init_num ; [L18] int s__bbio = __VERIFIER_nondet_int(); [L19] int s__wbio = __VERIFIER_nondet_int(); [L20] int s__hit = __VERIFIER_nondet_int(); [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int(); [L24] int s__shutdown ; [L25] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L26] int s__ctx__stats__sess_connect_renegotiate ; [L27] int s__ctx__stats__sess_connect ; [L28] int s__ctx__stats__sess_hit = __VERIFIER_nondet_int(); [L29] int s__ctx__stats__sess_connect_good = __VERIFIER_nondet_int(); [L30] int s__s3__change_cipher_spec ; [L31] int s__s3__flags ; [L32] int s__s3__delay_buf_pop_ret ; [L33] int s__s3__tmp__cert_req = __VERIFIER_nondet_int(); [L34] int s__s3__tmp__new_compression = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L36] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L37] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L38] int s__s3__tmp__next_state___0 ; [L39] int s__s3__tmp__new_compression__id = __VERIFIER_nondet_int(); [L40] int s__session__cipher ; [L41] int s__session__compress_meth ; [L42] int buf ; [L43] unsigned long tmp ; [L44] unsigned long l ; [L45] int num1 ; [L46] int cb ; [L47] int ret ; [L48] int new_state ; [L49] int state ; [L50] int skip ; [L51] int tmp___0 ; [L52] int tmp___1 = __VERIFIER_nondet_int(); [L53] int tmp___2 = __VERIFIER_nondet_int(); [L54] int tmp___3 = __VERIFIER_nondet_int(); [L55] int tmp___4 = __VERIFIER_nondet_int(); [L56] int tmp___5 = __VERIFIER_nondet_int(); [L57] int tmp___6 = __VERIFIER_nondet_int(); [L58] int tmp___7 = __VERIFIER_nondet_int(); [L59] int tmp___8 = __VERIFIER_nondet_int(); [L60] int tmp___9 = __VERIFIER_nondet_int(); [L61] int blastFlag ; [L62] int ag_X ; [L63] int ag_Y = __VERIFIER_nondet_int(); [L64] int __retres59 ; [L67] s__state = 12292 [L68] blastFlag = 0 [L69] tmp = __VERIFIER_nondet_int() [L70] cb = 0 [L71] ret = -1 [L72] skip = 0 [L73] tmp___0 = 0 [L74] COND TRUE s__info_callback != 0 [L75] cb = s__info_callback [L83] s__in_handshake + 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 83.9 MB. Free memory is still 62.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 489.26 ms. Allocated memory is still 83.9 MB. Free memory was 46.2 MB in the beginning and 57.0 MB in the end (delta: -10.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.68 ms. Allocated memory is still 83.9 MB. Free memory was 57.0 MB in the beginning and 54.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 65.04 ms. Allocated memory is still 83.9 MB. Free memory was 54.2 MB in the beginning and 52.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1945.48 ms. Allocated memory was 83.9 MB in the beginning and 102.8 MB in the end (delta: 18.9 MB). Free memory was 52.1 MB in the beginning and 58.0 MB in the end (delta: -5.9 MB). Peak memory consumption was 41.7 MB. Max. memory is 16.1 GB. * CodeCheck took 648.62 ms. Allocated memory is still 102.8 MB. Free memory was 58.0 MB in the beginning and 35.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Witness Printer took 131.35 ms. Allocated memory is still 102.8 MB. Free memory was 35.6 MB in the beginning and 76.0 MB in the end (delta: -40.4 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...