./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-1.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_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/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 76aab0354c6af23febc6d3c685b3b7ed5ce24ae5 .................................................................................................................................................................................................................................................................................... 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-a4ecdab [2020-11-28 04:39:21,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:21,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:21,823 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:21,824 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:21,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:21,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:21,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:21,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:21,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:21,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:21,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:21,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:21,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:21,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:21,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:21,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:21,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:21,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:21,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:21,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:21,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:21,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:21,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:21,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:21,892 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:21,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:21,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:21,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:21,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:21,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:21,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:21,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:21,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:21,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:21,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:21,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:21,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:21,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:21,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:21,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:21,908 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/config/svcomp-Overflow-32bit-Kojak_Default.epf [2020-11-28 04:39:21,952 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:21,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:21,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:21,954 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:21,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:21,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:21,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:21,955 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:21,955 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 04:39:21,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:39:21,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:21,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:21,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:21,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:21,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:21,958 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 04:39:21,958 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:21,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:21,958 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:21,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:21,962 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:21,962 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:21,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:21,963 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:21,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:21,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:21,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:21,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:21,964 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:39:21,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:39:21,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:21,965 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_a55374a1-782b-44ae-81a3-4567b1f220c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76aab0354c6af23febc6d3c685b3b7ed5ce24ae5 [2020-11-28 04:39:22,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:22,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:22,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:22,262 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:22,262 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:22,263 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-1.c [2020-11-28 04:39:22,328 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/data/8916b6a37/4b1763a4b0c84c3da474305ddc514050/FLAGe84b048bb [2020-11-28 04:39:22,836 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:22,836 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-1.c [2020-11-28 04:39:22,848 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/data/8916b6a37/4b1763a4b0c84c3da474305ddc514050/FLAGe84b048bb [2020-11-28 04:39:23,176 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/data/8916b6a37/4b1763a4b0c84c3da474305ddc514050 [2020-11-28 04:39:23,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:23,179 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:23,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:23,181 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:23,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:23,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6060b33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23, skipping insertion in model container [2020-11-28 04:39:23,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:23,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:23,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:23,478 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:23,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:23,561 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:23,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23 WrapperNode [2020-11-28 04:39:23,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:23,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:23,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:23,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:23,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:23,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:23,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:23,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:23,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... [2020-11-28 04:39:23,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:23,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:23,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:23,698 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:23,699 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/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 04:39:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:23,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:39:23,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:23,872 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-28 04:39:24,600 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2020-11-28 04:39:24,601 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2020-11-28 04:39:24,994 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:39:24,995 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-28 04:39:24,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:24 BoogieIcfgContainer [2020-11-28 04:39:24,997 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:39:24,998 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:39:24,998 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:39:25,008 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:39:25,008 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:24" (1/1) ... [2020-11-28 04:39:25,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-28 04:39:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-28 04:39:25,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 145 states and 211 transitions. [2020-11-28 04:39:25,074 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 211 transitions. [2020-11-28 04:39:25,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-11-28 04:39:25,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-28 04:39:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:39:25,179 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:39:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:39:25,216 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:39:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:39:25,304 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:39:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-28 04:39:25,326 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-28 04:39:25,362 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2020-11-28 04:39:25,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 28.11 04:39:25 ImpRootNode [2020-11-28 04:39:25,398 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-28 04:39:25,400 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-28 04:39:25,400 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-28 04:39:25,400 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-28 04:39:25,401 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:24" (3/4) ... [2020-11-28 04:39:25,403 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-11-28 04:39:25,482 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_a55374a1-782b-44ae-81a3-4567b1f220c9/bin/ukojak/witness.graphml [2020-11-28 04:39:25,483 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-28 04:39:25,485 INFO L168 Benchmark]: Toolchain (without parser) took 2304.13 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 61.6 MB in the beginning and 38.0 MB in the end (delta: 23.7 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:25,487 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 73.4 MB. Free memory was 45.9 MB in the beginning and 45.8 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:25,488 INFO L168 Benchmark]: CACSL2BoogieTranslator took 381.92 ms. Allocated memory is still 88.1 MB. Free memory was 61.4 MB in the beginning and 53.8 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:25,488 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.78 ms. Allocated memory is still 88.1 MB. Free memory was 53.8 MB in the beginning and 50.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:25,489 INFO L168 Benchmark]: Boogie Preprocessor took 72.41 ms. Allocated memory is still 88.1 MB. Free memory was 50.9 MB in the beginning and 48.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:25,489 INFO L168 Benchmark]: RCFGBuilder took 1299.14 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 48.8 MB in the beginning and 64.2 MB in the end (delta: -15.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:25,490 INFO L168 Benchmark]: CodeCheck took 400.35 ms. Allocated memory is still 127.9 MB. Free memory was 64.2 MB in the beginning and 41.1 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:25,491 INFO L168 Benchmark]: Witness Printer took 82.70 ms. Allocated memory is still 127.9 MB. Free memory was 41.1 MB in the beginning and 38.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:25,496 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, 145 locations, 28 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.3s, 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: 84]: integer overflow possible integer overflow possible We found a FailurePath: [L624] 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 = __VERIFIER_nondet_int(); [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 ; [L64] int ag_Z ; [L65] int __retres60 ; [L68] s__state = 12292 [L69] blastFlag = 0 [L70] tmp = __VERIFIER_nondet_int() [L71] cb = 0 [L72] ret = -1 [L73] skip = 0 [L74] tmp___0 = 0 [L75] COND TRUE s__info_callback != 0 [L76] cb = s__info_callback [L84] s__in_handshake + 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 73.4 MB. Free memory was 45.9 MB in the beginning and 45.8 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 381.92 ms. Allocated memory is still 88.1 MB. Free memory was 61.4 MB in the beginning and 53.8 MB in the end (delta: 7.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.78 ms. Allocated memory is still 88.1 MB. Free memory was 53.8 MB in the beginning and 50.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 72.41 ms. Allocated memory is still 88.1 MB. Free memory was 50.9 MB in the beginning and 48.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1299.14 ms. Allocated memory was 88.1 MB in the beginning and 127.9 MB in the end (delta: 39.8 MB). Free memory was 48.8 MB in the beginning and 64.2 MB in the end (delta: -15.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 16.1 GB. * CodeCheck took 400.35 ms. Allocated memory is still 127.9 MB. Free memory was 64.2 MB in the beginning and 41.1 MB in the end (delta: 23.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Witness Printer took 82.70 ms. Allocated memory is still 127.9 MB. Free memory was 41.1 MB in the beginning and 38.0 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...