./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 54858612 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_3.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 d38e88fe22a50908068a5dc4ad99e01a2ab81209 ...................................................................................................................................................................................................................................................................................................... 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 0.2.0-5485861 [2020-10-26 04:10:41,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:10:41,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:10:41,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:10:41,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:10:41,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:10:41,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:10:41,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:10:41,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:10:41,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:10:41,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:10:41,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:10:41,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:10:41,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:10:41,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:10:41,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:10:41,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:10:41,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:10:41,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:10:41,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:10:41,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:10:41,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:10:41,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:10:41,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:10:41,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:10:41,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:10:41,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:10:41,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:10:41,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:10:41,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:10:41,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:10:41,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:10:41,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:10:41,491 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:10:41,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:10:41,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:10:41,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:10:41,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:10:41,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:10:41,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:10:41,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:10:41,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2020-10-26 04:10:41,533 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:10:41,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:10:41,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:10:41,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:10:41,535 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:10:41,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:10:41,535 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-26 04:10:41,536 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:10:41,536 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:10:41,536 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-26 04:10:41,536 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:10:41,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 04:10:41,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:10:41,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 04:10:41,537 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-10-26 04:10:41,537 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-26 04:10:41,537 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 04:10:41,537 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:10:41,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 04:10:41,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:10:41,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:10:41,538 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:10:41,538 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:10:41,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:10:41,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:10:41,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:10:41,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 04:10:41,539 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:10:41,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 04:10:41,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 04:10:41,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:10:41,540 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d38e88fe22a50908068a5dc4ad99e01a2ab81209 [2020-10-26 04:10:41,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:10:41,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:10:41,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:10:41,951 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:10:41,951 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:10:41,953 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c [2020-10-26 04:10:42,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/202c20b7c/0da4787ba8a6411ea6fa4b1f98a18a14/FLAGa9a2ef131 [2020-10-26 04:10:42,783 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:10:42,786 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_3.BV.c.cil.c [2020-10-26 04:10:42,810 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/202c20b7c/0da4787ba8a6411ea6fa4b1f98a18a14/FLAGa9a2ef131 [2020-10-26 04:10:43,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/202c20b7c/0da4787ba8a6411ea6fa4b1f98a18a14 [2020-10-26 04:10:43,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:10:43,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 04:10:43,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:10:43,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:10:43,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:10:43,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ede1b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43, skipping insertion in model container [2020-10-26 04:10:43,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:10:43,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:10:43,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 04:10:43,455 INFO L203 MainTranslator]: Completed pre-run [2020-10-26 04:10:43,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-26 04:10:43,585 INFO L208 MainTranslator]: Completed translation [2020-10-26 04:10:43,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43 WrapperNode [2020-10-26 04:10:43,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:10:43,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-26 04:10:43,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-26 04:10:43,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-26 04:10:43,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-26 04:10:43,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-26 04:10:43,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-26 04:10:43,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-26 04:10:43,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,717 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,739 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,745 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (1/1) ... [2020-10-26 04:10:43,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-26 04:10:43,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-26 04:10:43,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-26 04:10:43,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-26 04:10:43,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (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 [2020-10-26 04:10:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-26 04:10:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-26 04:10:43,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-26 04:10:43,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-26 04:10:44,086 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-26 04:10:45,059 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2020-10-26 04:10:45,059 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2020-10-26 04:10:45,070 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-26 04:10:45,071 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-10-26 04:10:45,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:10:45 BoogieIcfgContainer [2020-10-26 04:10:45,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-26 04:10:45,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-26 04:10:45,076 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-26 04:10:45,079 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-26 04:10:45,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 04:10:43" (1/3) ... [2020-10-26 04:10:45,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a94e64a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 04:10:45, skipping insertion in model container [2020-10-26 04:10:45,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:10:43" (2/3) ... [2020-10-26 04:10:45,081 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a94e64a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 04:10:45, skipping insertion in model container [2020-10-26 04:10:45,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:10:45" (3/3) ... [2020-10-26 04:10:45,083 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr_3.BV.c.cil.c [2020-10-26 04:10:45,096 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-26 04:10:45,101 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 14 error locations. [2020-10-26 04:10:45,115 INFO L253 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2020-10-26 04:10:45,146 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-26 04:10:45,146 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-26 04:10:45,146 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-26 04:10:45,147 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-26 04:10:45,147 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-26 04:10:45,147 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-26 04:10:45,147 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-26 04:10:45,148 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-26 04:10:45,170 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states. [2020-10-26 04:10:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-10-26 04:10:45,176 INFO L414 BasicCegarLoop]: Found error trace [2020-10-26 04:10:45,177 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-10-26 04:10:45,178 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-10-26 04:10:45,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-26 04:10:45,185 INFO L82 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2020-10-26 04:10:45,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-26 04:10:45,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215263375] [2020-10-26 04:10:45,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-26 04:10:45,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:10:45,343 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:10:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-26 04:10:45,424 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-26 04:10:45,469 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-26 04:10:45,469 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-26 04:10:45,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-26 04:10:45,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 04:10:45 BoogieIcfgContainer [2020-10-26 04:10:45,526 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-26 04:10:45,528 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-26 04:10:45,528 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-26 04:10:45,528 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-26 04:10:45,529 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 04:10:45" (3/4) ... [2020-10-26 04:10:45,532 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-10-26 04:10:45,647 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-26 04:10:45,647 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-26 04:10:45,650 INFO L168 Benchmark]: Toolchain (without parser) took 2602.19 ms. Allocated memory was 41.9 MB in the beginning and 60.8 MB in the end (delta: 18.9 MB). Free memory was 17.7 MB in the beginning and 33.8 MB in the end (delta: -16.1 MB). Peak memory consumption was 6.2 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:45,651 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 41.9 MB. Free memory is still 27.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:10:45,651 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.05 ms. Allocated memory is still 50.3 MB. Free memory was 34.3 MB in the beginning and 30.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:45,652 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.35 ms. Allocated memory is still 50.3 MB. Free memory was 30.7 MB in the beginning and 27.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:45,653 INFO L168 Benchmark]: Boogie Preprocessor took 82.35 ms. Allocated memory is still 50.3 MB. Free memory was 27.8 MB in the beginning and 25.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:45,653 INFO L168 Benchmark]: RCFGBuilder took 1323.06 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 25.5 MB in the beginning and 34.3 MB in the end (delta: -8.8 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:45,654 INFO L168 Benchmark]: TraceAbstraction took 451.03 ms. Allocated memory is still 60.8 MB. Free memory was 34.0 MB in the beginning and 36.9 MB in the end (delta: -2.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:45,655 INFO L168 Benchmark]: Witness Printer took 119.53 ms. Allocated memory is still 60.8 MB. Free memory was 36.9 MB in the beginning and 33.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-10-26 04:10:45,661 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 41.9 MB. Free memory is still 27.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 511.05 ms. Allocated memory is still 50.3 MB. Free memory was 34.3 MB in the beginning and 30.9 MB in the end (delta: 3.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 78.35 ms. Allocated memory is still 50.3 MB. Free memory was 30.7 MB in the beginning and 27.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 82.35 ms. Allocated memory is still 50.3 MB. Free memory was 27.8 MB in the beginning and 25.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1323.06 ms. Allocated memory was 50.3 MB in the beginning and 60.8 MB in the end (delta: 10.5 MB). Free memory was 25.5 MB in the beginning and 34.3 MB in the end (delta: -8.8 MB). Peak memory consumption was 13.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 451.03 ms. Allocated memory is still 60.8 MB. Free memory was 34.0 MB in the beginning and 36.9 MB in the end (delta: -2.9 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. * Witness Printer took 119.53 ms. Allocated memory is still 60.8 MB. Free memory was 36.9 MB in the beginning and 33.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 83]: integer overflow possible integer overflow possible We found a FailurePath: [L677] int s ; [L678] int tmp ; [L682] s = 8464 [L11] int s__info_callback = __VERIFIER_nondet_int(); [L12] int s__in_handshake = __VERIFIER_nondet_int(); [L13] int s__state ; [L14] int s__new_session ; [L15] int s__server ; [L16] int s__version = __VERIFIER_nondet_int(); [L17] int s__type ; [L18] int s__init_num ; [L19] int s__hit = __VERIFIER_nondet_int(); [L20] int s__rwstate ; [L21] int s__init_buf___0 ; [L22] int s__debug = __VERIFIER_nondet_int(); [L23] int s__shutdown ; [L24] int s__cert = __VERIFIER_nondet_int(); [L25] int s__options = __VERIFIER_nondet_int(); [L26] int s__verify_mode = __VERIFIER_nondet_int(); [L27] int s__session__peer = __VERIFIER_nondet_int(); [L28] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int(); [L29] int s__ctx__info_callback = __VERIFIER_nondet_int(); [L30] int s__ctx__stats__sess_accept_renegotiate ; [L31] int s__ctx__stats__sess_accept ; [L32] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int(); [L33] int s__s3__tmp__cert_request ; [L34] int s__s3__tmp__reuse_message = __VERIFIER_nondet_int(); [L35] int s__s3__tmp__use_rsa_tmp ; [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_cipher__algo_strength = __VERIFIER_nondet_int(); [L40] int s__session__cipher ; [L41] int buf ; [L42] unsigned long l ; [L43] unsigned long Time ; [L44] unsigned long tmp ; [L45] int cb ; [L46] long num1 ; [L47] int ret ; [L48] int new_state ; [L49] int state ; [L50] int skip ; [L51] int got_new_session ; [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 ; [L59] long tmp___8 = __VERIFIER_nondet_long(); [L60] int tmp___9 = __VERIFIER_nondet_int(); [L61] int tmp___10 = __VERIFIER_nondet_int(); [L62] int blastFlag ; [L63] int __retres67 ; [L66] s__state = initial_state [L67] blastFlag = 0 [L68] tmp = __VERIFIER_nondet_int() [L69] Time = tmp [L70] cb = 0 [L71] ret = -1 [L72] skip = 0 [L73] got_new_session = 0 [L74] COND TRUE s__info_callback != 0 [L75] cb = s__info_callback [L83] s__in_handshake + 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 164 locations, 14 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.3s, 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=164occurred 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...