./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 20ed64ec 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_1.5.800.v20200727-1323.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_srvr_1_alt.BV.c.cil.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 321f75897547ff7e329cb9f101649cbedc234a94 .................................................................................................................................................................................................................................................................................................................................................................................................................. 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 0.2.1-dev-20ed64e [2021-08-27 11:26:25,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 11:26:25,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 11:26:25,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 11:26:25,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 11:26:25,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 11:26:25,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 11:26:25,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 11:26:25,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 11:26:25,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 11:26:25,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 11:26:25,880 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 11:26:25,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 11:26:25,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 11:26:25,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 11:26:25,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 11:26:25,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 11:26:25,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 11:26:25,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 11:26:25,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 11:26:25,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 11:26:25,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 11:26:25,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 11:26:25,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 11:26:25,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 11:26:25,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 11:26:25,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 11:26:25,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 11:26:25,896 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 11:26:25,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 11:26:25,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 11:26:25,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 11:26:25,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 11:26:25,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 11:26:25,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 11:26:25,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 11:26:25,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 11:26:25,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 11:26:25,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 11:26:25,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 11:26:25,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 11:26:25,904 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-08-27 11:26:25,923 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 11:26:25,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 11:26:25,925 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 11:26:25,925 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 11:26:25,926 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 11:26:25,926 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 11:26:25,926 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 11:26:25,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 11:26:25,927 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 11:26:25,927 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 11:26:25,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 11:26:25,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 11:26:25,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 11:26:25,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 11:26:25,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 11:26:25,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 11:26:25,937 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-27 11:26:25,938 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 11:26:25,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 11:26:25,938 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 11:26:25,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 11:26:25,938 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 11:26:25,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 11:26:25,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 11:26:25,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:26:25,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 11:26:25,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 11:26:25,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 11:26:25,940 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 11:26:25,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 11:26:25,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 11:26:25,940 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 11:26:25,940 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 321f75897547ff7e329cb9f101649cbedc234a94 [2021-08-27 11:26:26,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 11:26:26,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 11:26:26,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 11:26:26,240 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 11:26:26,240 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 11:26:26,242 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2021-08-27 11:26:26,305 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159447d15/1882dc6cefe84c0e980dafc8a704ab6b/FLAG98b027c0b [2021-08-27 11:26:26,783 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 11:26:26,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c [2021-08-27 11:26:26,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159447d15/1882dc6cefe84c0e980dafc8a704ab6b/FLAG98b027c0b [2021-08-27 11:26:27,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159447d15/1882dc6cefe84c0e980dafc8a704ab6b [2021-08-27 11:26:27,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 11:26:27,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 11:26:27,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 11:26:27,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 11:26:27,169 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 11:26:27,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@672dff1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27, skipping insertion in model container [2021-08-27 11:26:27,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 11:26:27,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 11:26:27,403 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c[44946,44959] [2021-08-27 11:26:27,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 11:26:27,431 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 11:26:27,484 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_1_alt.BV.c.cil.c[44946,44959] [2021-08-27 11:26:27,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 11:26:27,509 INFO L208 MainTranslator]: Completed translation [2021-08-27 11:26:27,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27 WrapperNode [2021-08-27 11:26:27,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 11:26:27,511 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 11:26:27,511 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 11:26:27,511 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 11:26:27,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 11:26:27,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 11:26:27,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 11:26:27,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 11:26:27,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,592 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 11:26:27,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 11:26:27,598 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 11:26:27,598 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 11:26:27,598 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (1/1) ... [2021-08-27 11:26:27,619 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:26:27,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:26:27,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-27 11:26:27,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-27 11:26:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-27 11:26:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 11:26:27,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 11:26:27,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 11:26:27,872 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-08-27 11:26:28,659 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2021-08-27 11:26:28,659 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2021-08-27 11:26:28,670 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 11:26:28,671 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-08-27 11:26:28,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:26:28 BoogieIcfgContainer [2021-08-27 11:26:28,673 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 11:26:28,675 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-27 11:26:28,675 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-27 11:26:28,677 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-27 11:26:28,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 11:26:27" (1/3) ... [2021-08-27 11:26:28,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d0bc2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:26:28, skipping insertion in model container [2021-08-27 11:26:28,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:26:27" (2/3) ... [2021-08-27 11:26:28,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73d0bc2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:26:28, skipping insertion in model container [2021-08-27 11:26:28,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:26:28" (3/3) ... [2021-08-27 11:26:28,681 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_1_alt.BV.c.cil.c [2021-08-27 11:26:28,685 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-27 11:26:28,685 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-08-27 11:26:28,737 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-27 11:26:28,744 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-27 11:26:28,744 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-08-27 11:26:28,763 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 154 states have (on average 1.7597402597402598) internal successors, (271), 170 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 11:26:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-08-27 11:26:28,775 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:28,776 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-08-27 11:26:28,776 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2021-08-27 11:26:28,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:28,781 INFO L82 PathProgramCache]: Analyzing trace with hash 889508720, now seen corresponding path program 1 times [2021-08-27 11:26:28,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:28,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511258581] [2021-08-27 11:26:28,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:28,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:28,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:26:28,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:26:28,919 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:26:28,919 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511258581] [2021-08-27 11:26:28,920 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511258581] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:26:28,920 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:26:28,920 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-27 11:26:28,922 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342598260] [2021-08-27 11:26:28,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-27 11:26:28,925 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:26:28,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-27 11:26:28,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-27 11:26:28,937 INFO L87 Difference]: Start difference. First operand has 171 states, 154 states have (on average 1.7597402597402598) internal successors, (271), 170 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 11:26:28,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:26:28,964 INFO L93 Difference]: Finished difference Result 339 states and 538 transitions. [2021-08-27 11:26:28,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-27 11:26:28,965 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-08-27 11:26:28,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:26:28,973 INFO L225 Difference]: With dead ends: 339 [2021-08-27 11:26:28,974 INFO L226 Difference]: Without dead ends: 163 [2021-08-27 11:26:28,976 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-27 11:26:28,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2021-08-27 11:26:29,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2021-08-27 11:26:29,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 147 states have (on average 1.7346938775510203) internal successors, (255), 162 states have internal predecessors, (255), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 11:26:29,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 255 transitions. [2021-08-27 11:26:29,012 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 255 transitions. Word has length 6 [2021-08-27 11:26:29,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:26:29,012 INFO L470 AbstractCegarLoop]: Abstraction has 163 states and 255 transitions. [2021-08-27 11:26:29,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 11:26:29,013 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 255 transitions. [2021-08-27 11:26:29,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-08-27 11:26:29,013 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:26:29,013 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-08-27 11:26:29,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-27 11:26:29,014 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 13 more)] === [2021-08-27 11:26:29,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:26:29,014 INFO L82 PathProgramCache]: Analyzing trace with hash 889568302, now seen corresponding path program 1 times [2021-08-27 11:26:29,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:26:29,015 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886022319] [2021-08-27 11:26:29,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:26:29,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:26:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 11:26:29,041 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 11:26:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 11:26:29,079 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 11:26:29,079 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-27 11:26:29,080 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,082 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,082 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,082 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,083 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,083 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,083 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,083 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,084 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,084 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,084 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,084 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,085 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,085 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,085 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,085 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:26:29,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-27 11:26:29,091 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-27 11:26:29,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 11:26:29 BoogieIcfgContainer [2021-08-27 11:26:29,108 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-27 11:26:29,109 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 11:26:29,109 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 11:26:29,109 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 11:26:29,109 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:26:28" (3/4) ... [2021-08-27 11:26:29,111 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-08-27 11:26:29,158 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-27 11:26:29,159 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 11:26:29,160 INFO L168 Benchmark]: Toolchain (without parser) took 1994.74 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 52.6 MB in the beginning and 41.6 MB in the end (delta: 11.0 MB). Peak memory consumption was 26.1 MB. Max. memory is 16.1 GB. [2021-08-27 11:26:29,161 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 69.2 MB. Free memory is still 51.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 11:26:29,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.45 ms. Allocated memory is still 69.2 MB. Free memory was 52.4 MB in the beginning and 47.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. [2021-08-27 11:26:29,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.85 ms. Allocated memory is still 69.2 MB. Free memory was 47.0 MB in the beginning and 44.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-27 11:26:29,162 INFO L168 Benchmark]: Boogie Preprocessor took 39.50 ms. Allocated memory is still 69.2 MB. Free memory was 44.2 MB in the beginning and 42.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 11:26:29,162 INFO L168 Benchmark]: RCFGBuilder took 1075.29 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 41.8 MB in the beginning and 44.9 MB in the end (delta: -3.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2021-08-27 11:26:29,163 INFO L168 Benchmark]: TraceAbstraction took 433.24 ms. Allocated memory is still 83.9 MB. Free memory was 44.3 MB in the beginning and 44.5 MB in the end (delta: -164.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 11:26:29,164 INFO L168 Benchmark]: Witness Printer took 50.29 ms. Allocated memory is still 83.9 MB. Free memory was 44.5 MB in the beginning and 41.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-27 11:26:29,166 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 69.2 MB. Free memory is still 51.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 344.45 ms. Allocated memory is still 69.2 MB. Free memory was 52.4 MB in the beginning and 47.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 13.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.85 ms. Allocated memory is still 69.2 MB. Free memory was 47.0 MB in the beginning and 44.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.50 ms. Allocated memory is still 69.2 MB. Free memory was 44.2 MB in the beginning and 42.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1075.29 ms. Allocated memory was 69.2 MB in the beginning and 83.9 MB in the end (delta: 14.7 MB). Free memory was 41.8 MB in the beginning and 44.9 MB in the end (delta: -3.0 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 433.24 ms. Allocated memory is still 83.9 MB. Free memory was 44.3 MB in the beginning and 44.5 MB in the end (delta: -164.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 50.29 ms. Allocated memory is still 83.9 MB. Free memory was 44.5 MB in the beginning and 41.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 91]: integer overflow possible integer overflow possible We found a FailurePath: [L691] int s ; [L692] int tmp ; [L696] s = 8464 [L16] int s__info_callback = __VERIFIER_nondet_int(); [L17] int s__in_handshake = __VERIFIER_nondet_int(); [L18] int s__state ; [L19] int s__new_session ; [L20] int s__server ; [L21] int s__version = __VERIFIER_nondet_int(); [L22] int s__type ; [L23] int s__init_num ; [L24] int s__hit = __VERIFIER_nondet_int(); [L25] int s__rwstate ; [L26] int s__init_buf___0 ; [L27] int s__debug = __VERIFIER_nondet_int(); [L28] int s__shutdown ; [L29] int s__cert = __VERIFIER_nondet_int(); [L30] int s__options = __VERIFIER_nondet_int(); [L31] int s__verify_mode = __VERIFIER_nondet_int(); [L32] int s__session__peer = __VERIFIER_nondet_int(); [L33] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L34] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L35] int s__ctx__stats__sess_accept_renegotiate ; [L36] int s__ctx__stats__sess_accept ; [L37] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L38] int s__s3__tmp__cert_request ; [L39] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L40] int s__s3__tmp__use_rsa_tmp ; [L41] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int(); [L42] int s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int(); [L43] int s__s3__tmp__next_state___0 ; [L44] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int(); [L45] int s__session__cipher ; [L46] int buf = __VERIFIER_nondet_int(); [L47] unsigned long l ; [L48] unsigned long Time ; [L49] unsigned long tmp = __VERIFIER_nondet_ulong(); [L50] int cb ; [L51] long num1 ; [L52] int ret ; [L53] int new_state ; [L54] int state ; [L55] int skip ; [L56] int got_new_session ; [L57] int tmp___1 = __VERIFIER_nondet_int(); [L58] int tmp___2 = __VERIFIER_nondet_int(); [L59] int tmp___3 ; [L60] int tmp___4 ; [L61] int tmp___5 ; [L62] int tmp___6 ; [L63] int tmp___7 ; [L64] long tmp___8 = __VERIFIER_nondet_long(); [L65] int tmp___9 ; [L66] int tmp___10 ; [L67] int blastFlag ; [L68] int ag_X ; [L69] int ag_Y = __VERIFIER_nondet_int(); [L70] int ag_Z ; [L71] int __retres70 ; [L3] COND FALSE !(!cond) [L75] s__state = initial_state [L76] blastFlag = 0 [L77] Time = tmp [L78] cb = 0 [L79] ret = -1 [L80] skip = 0 [L81] got_new_session = 0 [L82] COND TRUE s__info_callback != 0 [L83] cb = s__info_callback [L91] s__in_handshake + 1 - UnprovableResult [Line: 91]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 268]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 268]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 270]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 270]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 369]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 369]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 547]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 587]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 674]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 674]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 171 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 353.6ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 17.4ms, AutomataDifference: 50.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 267 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=171occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 24.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 7.1ms SsaConstructionTime, 46.6ms SatisfiabilityAnalysisTime, 53.3ms InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 5 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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! [2021-08-27 11:26:29,207 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...