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 0.1.24-55cd5f5 [2019-08-14 10:40:27,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 10:40:27,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 10:40:27,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 10:40:27,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 10:40:27,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 10:40:27,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 10:40:27,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 10:40:27,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 10:40:27,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 10:40:27,495 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 10:40:27,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 10:40:27,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 10:40:27,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 10:40:27,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 10:40:27,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 10:40:27,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 10:40:27,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 10:40:27,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 10:40:27,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 10:40:27,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 10:40:27,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 10:40:27,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 10:40:27,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 10:40:27,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 10:40:27,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 10:40:27,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 10:40:27,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 10:40:27,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 10:40:27,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 10:40:27,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 10:40:27,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 10:40:27,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 10:40:27,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 10:40:27,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 10:40:27,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 10:40:27,542 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 10:40:27,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 10:40:27,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 10:40:27,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 10:40:27,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 10:40:27,548 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 [2019-08-14 10:40:27,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 10:40:27,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 10:40:27,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 10:40:27,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 10:40:27,573 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 10:40:27,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 10:40:27,574 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 10:40:27,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 10:40:27,574 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 10:40:27,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 10:40:27,575 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 10:40:27,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 10:40:27,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 10:40:27,576 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 10:40:27,576 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 10:40:27,577 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 10:40:27,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 10:40:27,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 10:40:27,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 10:40:27,578 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 10:40:27,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 10:40:27,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 10:40:27,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 10:40:27,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 10:40:27,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 10:40:27,579 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 10:40:27,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 10:40:27,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 10:40:27,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 10:40:27,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 10:40:27,652 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 10:40:27,656 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 10:40:27,657 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 10:40:27,658 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 10:40:27,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_clnt_3.cil-3.c [2019-08-14 10:40:27,734 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928f177be/75c353b934154c6095812b70faaf537b/FLAG220921ee4 [2019-08-14 10:40:28,223 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 10:40:28,224 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_clnt_3.cil-3.c [2019-08-14 10:40:28,234 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928f177be/75c353b934154c6095812b70faaf537b/FLAG220921ee4 [2019-08-14 10:40:28,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/928f177be/75c353b934154c6095812b70faaf537b [2019-08-14 10:40:28,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 10:40:28,574 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 10:40:28,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 10:40:28,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 10:40:28,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 10:40:28,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:40:28" (1/1) ... [2019-08-14 10:40:28,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6f8dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:28, skipping insertion in model container [2019-08-14 10:40:28,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:40:28" (1/1) ... [2019-08-14 10:40:28,591 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 10:40:28,641 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 10:40:28,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:40:28,875 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 10:40:29,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:40:29,084 INFO L192 MainTranslator]: Completed translation [2019-08-14 10:40:29,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:29 WrapperNode [2019-08-14 10:40:29,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 10:40:29,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 10:40:29,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 10:40:29,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 10:40:29,095 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:29" (1/1) ... [2019-08-14 10:40:29,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:29" (1/1) ... [2019-08-14 10:40:29,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:29" (1/1) ... [2019-08-14 10:40:29,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:29" (1/1) ... [2019-08-14 10:40:29,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:29" (1/1) ... [2019-08-14 10:40:29,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:29" (1/1) ... [2019-08-14 10:40:29,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:29" (1/1) ... [2019-08-14 10:40:29,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 10:40:29,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 10:40:29,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 10:40:29,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 10:40:29,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:40:29" (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 [2019-08-14 10:40:29,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 10:40:29,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 10:40:29,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_connect [2019-08-14 10:40:29,198 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 10:40:29,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 10:40:29,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-14 10:40:29,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 10:40:29,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-14 10:40:29,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-14 10:40:29,199 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_connect [2019-08-14 10:40:29,199 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 10:40:29,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 10:40:29,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 10:40:29,413 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-14 10:40:29,963 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2019-08-14 10:40:29,964 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2019-08-14 10:40:29,975 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 10:40:29,975 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 10:40:29,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:40:29 BoogieIcfgContainer [2019-08-14 10:40:29,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 10:40:29,977 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 10:40:29,977 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 10:40:29,978 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 10:40:29,979 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:40:29" (1/1) ...