/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/openssl/s3_srvr.blast.13.i.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 14:51:32,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 14:51:32,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 14:51:32,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 14:51:32,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 14:51:32,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 14:51:32,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 14:51:32,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 14:51:32,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 14:51:32,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 14:51:32,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 14:51:32,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 14:51:32,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 14:51:32,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 14:51:32,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 14:51:32,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 14:51:32,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 14:51:32,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 14:51:32,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 14:51:32,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 14:51:32,797 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 14:51:32,799 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 14:51:32,801 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 14:51:32,802 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 14:51:32,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 14:51:32,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 14:51:32,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 14:51:32,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 14:51:32,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 14:51:32,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 14:51:32,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 14:51:32,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 14:51:32,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 14:51:32,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 14:51:32,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 14:51:32,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 14:51:32,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 14:51:32,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 14:51:32,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 14:51:32,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 14:51:32,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 14:51:32,824 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 14:51:32,855 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 14:51:32,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 14:51:32,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 14:51:32,856 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 14:51:32,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 14:51:32,858 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 14:51:32,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 14:51:32,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 14:51:32,859 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 14:51:32,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 14:51:32,859 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 14:51:32,860 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 14:51:32,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 14:51:32,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 14:51:32,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 14:51:32,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 14:51:32,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 14:51:32,861 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 14:51:32,862 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 14:51:32,862 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 14:51:32,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 14:51:32,862 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 14:51:32,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 14:51:32,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 14:51:32,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 14:51:32,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 14:51:32,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:51:32,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 14:51:32,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 14:51:32,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 14:51:32,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 14:51:32,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 14:51:32,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 14:51:32,866 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 14:51:33,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 14:51:33,362 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 14:51:33,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 14:51:33,367 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 14:51:33,368 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 14:51:33,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/openssl/s3_srvr.blast.13.i.cil-2.c [2022-10-16 14:51:33,461 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1cf960d8/b91cb7db4dbc4b7c88cd04a8f7de4adc/FLAGd1c8ed1c5 [2022-10-16 14:51:34,365 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 14:51:34,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl/s3_srvr.blast.13.i.cil-2.c [2022-10-16 14:51:34,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1cf960d8/b91cb7db4dbc4b7c88cd04a8f7de4adc/FLAGd1c8ed1c5 [2022-10-16 14:51:34,550 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1cf960d8/b91cb7db4dbc4b7c88cd04a8f7de4adc [2022-10-16 14:51:34,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 14:51:34,560 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 14:51:34,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 14:51:34,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 14:51:34,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 14:51:34,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:51:34" (1/1) ... [2022-10-16 14:51:34,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de96215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:34, skipping insertion in model container [2022-10-16 14:51:34,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 02:51:34" (1/1) ... [2022-10-16 14:51:34,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 14:51:34,639 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 14:51:35,163 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl/s3_srvr.blast.13.i.cil-2.c[74353,74366] [2022-10-16 14:51:35,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:51:35,191 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 14:51:35,469 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/openssl/s3_srvr.blast.13.i.cil-2.c[74353,74366] [2022-10-16 14:51:35,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 14:51:35,495 INFO L208 MainTranslator]: Completed translation [2022-10-16 14:51:35,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35 WrapperNode [2022-10-16 14:51:35,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 14:51:35,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 14:51:35,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 14:51:35,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 14:51:35,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,534 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,627 INFO L138 Inliner]: procedures = 31, calls = 223, calls flagged for inlining = 7, calls inlined = 3, statements flattened = 804 [2022-10-16 14:51:35,627 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 14:51:35,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 14:51:35,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 14:51:35,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 14:51:35,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,774 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 14:51:35,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 14:51:35,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 14:51:35,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 14:51:35,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (1/1) ... [2022-10-16 14:51:35,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 14:51:35,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 14:51:35,839 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) [2022-10-16 14:51:35,863 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 [2022-10-16 14:51:35,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 14:51:35,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 14:51:35,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 14:51:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 14:51:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 14:51:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 14:51:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 14:51:35,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 14:51:35,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 14:51:36,115 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 14:51:36,118 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 14:51:36,145 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-16 14:51:38,213 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-10-16 14:51:38,214 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-10-16 14:51:38,214 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 14:51:38,224 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 14:51:38,225 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-16 14:51:38,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:51:38 BoogieIcfgContainer [2022-10-16 14:51:38,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 14:51:38,230 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 14:51:38,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 14:51:38,235 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 14:51:38,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 02:51:34" (1/3) ... [2022-10-16 14:51:38,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb72947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:51:38, skipping insertion in model container [2022-10-16 14:51:38,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 02:51:35" (2/3) ... [2022-10-16 14:51:38,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eb72947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 02:51:38, skipping insertion in model container [2022-10-16 14:51:38,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 02:51:38" (3/3) ... [2022-10-16 14:51:38,239 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.13.i.cil-2.c [2022-10-16 14:51:38,263 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 14:51:38,264 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2022-10-16 14:51:38,333 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 14:51:38,343 INFO L357 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, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f4c2d1c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 14:51:38,343 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2022-10-16 14:51:38,350 INFO L276 IsEmpty]: Start isEmpty. Operand has 173 states, 160 states have (on average 1.73125) internal successors, (277), 172 states have internal predecessors, (277), 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) [2022-10-16 14:51:38,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-16 14:51:38,359 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 14:51:38,360 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-10-16 14:51:38,360 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 9 more)] === [2022-10-16 14:51:38,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 14:51:38,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1804966406, now seen corresponding path program 1 times [2022-10-16 14:51:38,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 14:51:38,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774513152] [2022-10-16 14:51:38,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 14:51:38,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 14:51:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 14:51:39,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-16 14:51:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-16 14:51:39,594 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-16 14:51:39,597 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-16 14:51:39,599 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 12 remaining) [2022-10-16 14:51:39,602 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 12 remaining) [2022-10-16 14:51:39,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 12 remaining) [2022-10-16 14:51:39,603 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 12 remaining) [2022-10-16 14:51:39,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 12 remaining) [2022-10-16 14:51:39,604 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 12 remaining) [2022-10-16 14:51:39,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 12 remaining) [2022-10-16 14:51:39,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 12 remaining) [2022-10-16 14:51:39,605 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 12 remaining) [2022-10-16 14:51:39,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 12 remaining) [2022-10-16 14:51:39,606 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 12 remaining) [2022-10-16 14:51:39,607 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 12 remaining) [2022-10-16 14:51:39,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 14:51:39,614 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-10-16 14:51:39,621 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-16 14:51:39,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:51:39 BoogieIcfgContainer [2022-10-16 14:51:39,660 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 14:51:39,663 INFO L158 Benchmark]: Toolchain (without parser) took 5106.59ms. Allocated memory was 160.4MB in the beginning and 230.7MB in the end (delta: 70.3MB). Free memory was 133.4MB in the beginning and 139.0MB in the end (delta: -5.6MB). Peak memory consumption was 65.5MB. Max. memory is 8.0GB. [2022-10-16 14:51:39,663 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 160.4MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 14:51:39,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 933.08ms. Allocated memory is still 160.4MB. Free memory was 133.2MB in the beginning and 132.1MB in the end (delta: 1.1MB). Peak memory consumption was 28.4MB. Max. memory is 8.0GB. [2022-10-16 14:51:39,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.00ms. Allocated memory is still 160.4MB. Free memory was 132.1MB in the beginning and 126.9MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-10-16 14:51:39,666 INFO L158 Benchmark]: Boogie Preprocessor took 157.67ms. Allocated memory is still 160.4MB. Free memory was 126.9MB in the beginning and 120.1MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-10-16 14:51:39,667 INFO L158 Benchmark]: RCFGBuilder took 2441.46ms. Allocated memory is still 160.4MB. Free memory was 119.5MB in the beginning and 115.0MB in the end (delta: 4.6MB). Peak memory consumption was 77.4MB. Max. memory is 8.0GB. [2022-10-16 14:51:39,669 INFO L158 Benchmark]: TraceAbstraction took 1430.23ms. Allocated memory was 160.4MB in the beginning and 230.7MB in the end (delta: 70.3MB). Free memory was 113.9MB in the beginning and 139.0MB in the end (delta: -25.1MB). Peak memory consumption was 44.6MB. Max. memory is 8.0GB. [2022-10-16 14:51:39,673 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 160.4MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 933.08ms. Allocated memory is still 160.4MB. Free memory was 133.2MB in the beginning and 132.1MB in the end (delta: 1.1MB). Peak memory consumption was 28.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 130.00ms. Allocated memory is still 160.4MB. Free memory was 132.1MB in the beginning and 126.9MB in the end (delta: 5.2MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 157.67ms. Allocated memory is still 160.4MB. Free memory was 126.9MB in the beginning and 120.1MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 2441.46ms. Allocated memory is still 160.4MB. Free memory was 119.5MB in the beginning and 115.0MB in the end (delta: 4.6MB). Peak memory consumption was 77.4MB. Max. memory is 8.0GB. * TraceAbstraction took 1430.23ms. Allocated memory was 160.4MB in the beginning and 230.7MB in the end (delta: 70.3MB). Free memory was 113.9MB in the beginning and 139.0MB in the end (delta: -25.1MB). Peak memory consumption was 44.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1151]: integer overflow possible integer overflow possible We found a FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [init=1, SSLv3_server_data={4:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1087] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1088] s->options = __VERIFIER_nondet_ulong() [L1089] s->verify_mode = __VERIFIER_nondet_int() [L1090] EXPR s->session [L1090] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1091] EXPR s->s3 [L1091] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1093] EXPR s->s3 [L1093] EXPR (s->s3)->tmp.new_cipher [L1093] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1095] COND TRUE __VERIFIER_nondet_int() [L1097] s->cert = (struct cert_st *) 0 VAL [init=1, s={-7:0}, SSLv3_server_data={4:0}] [L1105] CALL ssl3_accept(s) [L1111] BUF_MEM *buf ; [L1112] unsigned long l ; [L1113] unsigned long Time ; [L1114] unsigned long tmp ; [L1115] void (*cb)() ; [L1116] long num1 ; [L1117] int ret ; [L1118] int new_state ; [L1119] int state ; [L1120] int skip ; [L1121] int got_new_session ; [L1122] int tmp___1 = __VERIFIER_nondet_int() ; [L1123] int tmp___2 = __VERIFIER_nondet_int() ; [L1124] int tmp___3 = __VERIFIER_nondet_int() ; [L1125] int tmp___4 = __VERIFIER_nondet_int() ; [L1126] int tmp___5 = __VERIFIER_nondet_int() ; [L1127] int tmp___6 = __VERIFIER_nondet_int() ; [L1128] int tmp___7 ; [L1129] long tmp___8 = __VERIFIER_nondet_long() ; [L1130] int tmp___9 = __VERIFIER_nondet_int() ; [L1131] int tmp___10 = __VERIFIER_nondet_int() ; [L1132] int blastFlag ; [L1136] s->state = 8464 [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [={0:0}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->info_callback={0:5}, skip=0, SSLv3_server_data={4:0}, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake VAL [={0:5}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->in_handshake=2147483647, skip=0, SSLv3_server_data={4:0}, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] [L1151] s->in_handshake += 1 VAL [={0:5}, blastFlag=0, got_new_session=0, init=1, ret=-1, s={-7:0}, s={-7:0}, s->in_handshake=2147483647, skip=0, SSLv3_server_data={4:0}, Time=0, tmp=0, tmp___1=0, tmp___10=0, tmp___2=0, tmp___3=0, tmp___4=0, tmp___5=0, tmp___6=0, tmp___8=0, tmp___9=0] - UnprovableResult [Line: 1151]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1329]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1329]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1331]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1331]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1434]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1434]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1663]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1663]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1751]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1751]: 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, 173 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=173occurred in iteration=0, InterpolantAutomatonStates: 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, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 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! [2022-10-16 14:51:39,733 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...