./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b38f78686099b870a21b5045a8d6a2afe74d1cb ..................................................................................................................................................................................................................................................................................................... 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 0.1.25-9a8b2e8 [2020-10-20 06:29:42,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:29:42,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:29:42,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:29:42,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:29:42,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:29:42,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:29:42,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:29:42,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:29:42,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:29:42,081 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:29:42,082 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:29:42,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:29:42,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:29:42,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:29:42,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:29:42,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:29:42,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:29:42,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:29:42,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:29:42,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:29:42,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:29:42,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:29:42,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:29:42,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:29:42,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:29:42,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:29:42,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:29:42,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:29:42,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:29:42,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:29:42,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:29:42,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:29:42,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:29:42,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:29:42,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:29:42,108 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:29:42,108 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:29:42,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:29:42,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:29:42,112 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:29:42,113 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2020-10-20 06:29:42,158 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:29:42,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:29:42,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:29:42,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:29:42,162 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:29:42,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:29:42,162 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 06:29:42,162 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:29:42,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:29:42,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 06:29:42,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:29:42,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 06:29:42,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:29:42,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 06:29:42,165 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-10-20 06:29:42,165 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 06:29:42,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 06:29:42,165 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:29:42,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 06:29:42,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:29:42,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:29:42,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:29:42,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:29:42,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:29:42,167 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:29:42,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:29:42,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 06:29:42,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:29:42,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:29:42,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 06:29:42,168 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:29:42,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> Automizer 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 -> 7b38f78686099b870a21b5045a8d6a2afe74d1cb [2020-10-20 06:29:42,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:29:42,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:29:42,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:29:42,430 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:29:42,431 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:29:42,431 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c [2020-10-20 06:29:42,501 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a980500b0/9b7f62c58f2a47edafb045da20f2ae1d/FLAG4c363d628 [2020-10-20 06:29:42,976 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:29:42,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_clnt_1.BV.c.cil-1.c [2020-10-20 06:29:42,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a980500b0/9b7f62c58f2a47edafb045da20f2ae1d/FLAG4c363d628 [2020-10-20 06:29:43,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a980500b0/9b7f62c58f2a47edafb045da20f2ae1d [2020-10-20 06:29:43,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:29:43,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 06:29:43,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:29:43,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:29:43,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:29:43,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:43" (1/1) ... [2020-10-20 06:29:43,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b240d36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:43, skipping insertion in model container [2020-10-20 06:29:43,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:29:43" (1/1) ... [2020-10-20 06:29:43,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:29:43,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:29:43,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:29:43,923 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 06:29:44,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:29:44,048 INFO L208 MainTranslator]: Completed translation [2020-10-20 06:29:44,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44 WrapperNode [2020-10-20 06:29:44,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:29:44,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-20 06:29:44,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-20 06:29:44,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-20 06:29:44,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... [2020-10-20 06:29:44,070 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... [2020-10-20 06:29:44,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-20 06:29:44,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 06:29:44,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 06:29:44,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 06:29:44,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... [2020-10-20 06:29:44,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... [2020-10-20 06:29:44,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... [2020-10-20 06:29:44,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... [2020-10-20 06:29:44,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... [2020-10-20 06:29:44,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... [2020-10-20 06:29:44,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... [2020-10-20 06:29:44,180 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 06:29:44,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 06:29:44,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 06:29:44,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 06:29:44,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2020-10-20 06:29:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 06:29:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 06:29:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 06:29:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 06:29:44,415 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-20 06:29:45,083 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2020-10-20 06:29:45,083 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2020-10-20 06:29:45,096 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 06:29:45,097 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-20 06:29:45,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:29:45 BoogieIcfgContainer [2020-10-20 06:29:45,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 06:29:45,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 06:29:45,100 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 06:29:45,104 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 06:29:45,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 06:29:43" (1/3) ... [2020-10-20 06:29:45,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab08797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:29:45, skipping insertion in model container [2020-10-20 06:29:45,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:29:44" (2/3) ... [2020-10-20 06:29:45,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab08797 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:29:45, skipping insertion in model container [2020-10-20 06:29:45,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:29:45" (3/3) ... [2020-10-20 06:29:45,108 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt_1.BV.c.cil-1.c [2020-10-20 06:29:45,120 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 06:29:45,128 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 26 error locations. [2020-10-20 06:29:45,142 INFO L253 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2020-10-20 06:29:45,174 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 06:29:45,175 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-20 06:29:45,175 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 06:29:45,175 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 06:29:45,175 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 06:29:45,175 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 06:29:45,175 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 06:29:45,176 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 06:29:45,213 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2020-10-20 06:29:45,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-20 06:29:45,218 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:29:45,219 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-20 06:29:45,220 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-20 06:29:45,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:29:45,227 INFO L82 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2020-10-20 06:29:45,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:29:45,235 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557075385] [2020-10-20 06:29:45,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:29:45,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:29:45,365 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:29:45,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:29:45,405 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:29:45,433 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 06:29:45,434 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 06:29:45,435 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 06:29:45,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 06:29:45 BoogieIcfgContainer [2020-10-20 06:29:45,464 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 06:29:45,465 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 06:29:45,465 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 06:29:45,465 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 06:29:45,466 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:29:45" (3/4) ... [2020-10-20 06:29:45,468 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-10-20 06:29:45,542 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 06:29:45,542 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 06:29:45,548 INFO L168 Benchmark]: Toolchain (without parser) took 2172.32 ms. Allocated memory was 36.2 MB in the beginning and 51.4 MB in the end (delta: 15.2 MB). Free memory was 13.5 MB in the beginning and 16.2 MB in the end (delta: -2.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:29:45,549 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 34.1 MB. Free memory was 19.8 MB in the beginning and 19.7 MB in the end (delta: 47.9 kB). Peak memory consumption was 47.9 kB. Max. memory is 14.3 GB. [2020-10-20 06:29:45,550 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.97 ms. Allocated memory was 36.2 MB in the beginning and 43.5 MB in the end (delta: 7.3 MB). Free memory was 12.7 MB in the beginning and 21.9 MB in the end (delta: -9.2 MB). Peak memory consumption was 9.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:29:45,551 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.56 ms. Allocated memory is still 43.5 MB. Free memory was 21.9 MB in the beginning and 18.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 14.3 GB. [2020-10-20 06:29:45,551 INFO L168 Benchmark]: Boogie Preprocessor took 45.73 ms. Allocated memory is still 43.5 MB. Free memory was 18.8 MB in the beginning and 16.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:29:45,552 INFO L168 Benchmark]: RCFGBuilder took 918.92 ms. Allocated memory was 43.5 MB in the beginning and 47.2 MB in the end (delta: 3.7 MB). Free memory was 16.5 MB in the beginning and 15.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 13.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:29:45,553 INFO L168 Benchmark]: TraceAbstraction took 363.91 ms. Allocated memory was 47.2 MB in the beginning and 51.4 MB in the end (delta: 4.2 MB). Free memory was 14.9 MB in the beginning and 20.2 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 06:29:45,557 INFO L168 Benchmark]: Witness Printer took 77.51 ms. Allocated memory is still 51.4 MB. Free memory was 19.8 MB in the beginning and 16.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:29:45,563 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 34.1 MB. Free memory was 19.8 MB in the beginning and 19.7 MB in the end (delta: 47.9 kB). Peak memory consumption was 47.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 670.97 ms. Allocated memory was 36.2 MB in the beginning and 43.5 MB in the end (delta: 7.3 MB). Free memory was 12.7 MB in the beginning and 21.9 MB in the end (delta: -9.2 MB). Peak memory consumption was 9.6 MB. Max. memory is 14.3 GB. * Boogie Procedure Inliner took 84.56 ms. Allocated memory is still 43.5 MB. Free memory was 21.9 MB in the beginning and 18.8 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 45.73 ms. Allocated memory is still 43.5 MB. Free memory was 18.8 MB in the beginning and 16.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 14.3 GB. * RCFGBuilder took 918.92 ms. Allocated memory was 43.5 MB in the beginning and 47.2 MB in the end (delta: 3.7 MB). Free memory was 16.5 MB in the beginning and 15.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 13.5 MB. Max. memory is 14.3 GB. * TraceAbstraction took 363.91 ms. Allocated memory was 47.2 MB in the beginning and 51.4 MB in the end (delta: 4.2 MB). Free memory was 14.9 MB in the beginning and 20.2 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 14.3 GB. * Witness Printer took 77.51 ms. Allocated memory is still 51.4 MB. Free memory was 19.8 MB in the beginning and 16.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 88]: integer overflow possible integer overflow possible We found a FailurePath: [L630] 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 ; [L53] int tmp___2 ; [L54] int tmp___3 ; [L55] int tmp___4 ; [L56] int tmp___5 ; [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] unsigned int ag_V ; [L66] unsigned int ag_W ; [L67] int __retres62 ; [L70] ag_V = 2U [L71] ag_W = 5U [L72] s__state = 12292 [L73] blastFlag = 0 [L74] tmp = __VERIFIER_nondet_int() [L75] cb = 0 [L76] ret = -1 [L77] skip = 0 [L78] tmp___0 = 0 [L79] COND TRUE s__info_callback != 0 [L80] cb = s__info_callback [L88] s__in_handshake + 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 176 locations, 26 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=176occurred in iteration=0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...