java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ssh-simplified/s3_clnt_3.cil-3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:18:13,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:18:13,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:18:13,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:18:13,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:18:13,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:18:13,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:18:13,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:18:13,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:18:13,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:18:13,827 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:18:13,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:18:13,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:18:13,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:18:13,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:18:13,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:18:13,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:18:13,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:18:13,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:18:13,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:18:13,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:18:13,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:18:13,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:18:13,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:18:13,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-17 21:18:13,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-17 21:18:13,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-17 21:18:13,851 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-17 21:18:13,852 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-17 21:18:13,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-17 21:18:13,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:18:13,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:18:13,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:18:13,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:18:13,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:18:13,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:18:13,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:18:13,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:18:13,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:18:13,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:18:13,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:18:13,865 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-17 21:18:13,894 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:18:13,895 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:18:13,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:18:13,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:18:13,897 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:18:13,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:18:13,898 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:18:13,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:18:13,898 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:18:13,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:18:13,899 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:18:13,900 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:18:13,900 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:18:13,900 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:18:13,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:18:13,901 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:18:13,901 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:18:13,901 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:18:13,901 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:18:13,902 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:18:13,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:18:13,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:18:13,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:18:13,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:18:13,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:18:13,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:18:13,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:18:13,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:18:13,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:18:13,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:18:13,963 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:18:13,966 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:18:13,967 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:18:13,968 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:18:13,968 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_clnt_3.cil-3.c [2019-08-17 21:18:14,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb512df2a/be159557370749a2bc516e824f6abbd6/FLAGd955fa3d3 [2019-08-17 21:18:14,560 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:18:14,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_clnt_3.cil-3.c [2019-08-17 21:18:14,582 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb512df2a/be159557370749a2bc516e824f6abbd6/FLAGd955fa3d3 [2019-08-17 21:18:14,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb512df2a/be159557370749a2bc516e824f6abbd6 [2019-08-17 21:18:14,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:18:14,956 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:18:14,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:18:14,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:18:14,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:18:14,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:18:14" (1/1) ... [2019-08-17 21:18:14,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c650a76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:14, skipping insertion in model container [2019-08-17 21:18:14,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:18:14" (1/1) ... [2019-08-17 21:18:14,972 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:18:15,010 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:18:15,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:18:15,345 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:18:15,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:18:15,424 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:18:15,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:15 WrapperNode [2019-08-17 21:18:15,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:18:15,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:18:15,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:18:15,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:18:15,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:15" (1/1) ... [2019-08-17 21:18:15,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:15" (1/1) ... [2019-08-17 21:18:15,445 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:15" (1/1) ... [2019-08-17 21:18:15,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:15" (1/1) ... [2019-08-17 21:18:15,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:15" (1/1) ... [2019-08-17 21:18:15,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:15" (1/1) ... [2019-08-17 21:18:15,492 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:15" (1/1) ... [2019-08-17 21:18:15,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:18:15,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:18:15,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:18:15,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:18:15,498 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:18:15" (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 [2019-08-17 21:18:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:18:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:18:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2019-08-17 21:18:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:18:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:18:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-17 21:18:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:18:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-17 21:18:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-17 21:18:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2019-08-17 21:18:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:18:15,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:18:15,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:18:15,715 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-17 21:18:16,294 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-08-17 21:18:16,295 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-08-17 21:18:16,304 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:18:16,305 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-17 21:18:16,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:18:16 BoogieIcfgContainer [2019-08-17 21:18:16,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:18:16,307 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:18:16,307 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:18:16,307 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:18:16,308 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:18:16" (1/1) ... [2019-08-17 21:18:16,320 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:18:16,323 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:18:16,330 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:18:16,337 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:18:16,338 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:18:16,381 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-17 21:18:16,390 INFO L185 IcfgInterpreter]: Interpreting procedure ssl3_connect with input of size 3