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_srvr_14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:31:37,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:31:37,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:31:37,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:31:37,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:31:37,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:31:37,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:31:37,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:31:37,428 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:31:37,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:31:37,430 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:31:37,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:31:37,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:31:37,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:31:37,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:31:37,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:31:37,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:31:37,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:31:37,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:31:37,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:31:37,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:31:37,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:31:37,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:31:37,447 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:31:37,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:31:37,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:31:37,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:31:37,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:31:37,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:31:37,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:31:37,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:31:37,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:31:37,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:31:37,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:31:37,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:31:37,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:31:37,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:31:37,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:31:37,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:31:37,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:31:37,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:31:37,472 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 [2019-08-09 16:31:37,498 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:31:37,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:31:37,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:31:37,501 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:31:37,501 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:31:37,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:31:37,502 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:31:37,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:31:37,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:31:37,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:31:37,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:31:37,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:31:37,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:31:37,504 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:31:37,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:31:37,504 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:31:37,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:31:37,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:31:37,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:31:37,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:31:37,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:31:37,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:31:37,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:31:37,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:31:37,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:31:37,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:31:37,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:31:37,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:31:37,507 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:31:37,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:31:37,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:31:37,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:31:37,577 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:31:37,577 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:31:37,578 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_14.cil.c [2019-08-09 16:31:37,657 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0281ac917/5bc927bc74f24b518f95b32963167858/FLAGae3d91985 [2019-08-09 16:31:38,208 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:31:38,212 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_14.cil.c [2019-08-09 16:31:38,230 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0281ac917/5bc927bc74f24b518f95b32963167858/FLAGae3d91985 [2019-08-09 16:31:38,591 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0281ac917/5bc927bc74f24b518f95b32963167858 [2019-08-09 16:31:38,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:31:38,602 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:31:38,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:31:38,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:31:38,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:31:38,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:31:38" (1/1) ... [2019-08-09 16:31:38,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17bf9502 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:38, skipping insertion in model container [2019-08-09 16:31:38,615 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:31:38" (1/1) ... [2019-08-09 16:31:38,622 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:31:38,666 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:31:38,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:31:38,945 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:31:39,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:31:39,119 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:31:39,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:39 WrapperNode [2019-08-09 16:31:39,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:31:39,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:31:39,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:31:39,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:31:39,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:39" (1/1) ... [2019-08-09 16:31:39,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:39" (1/1) ... [2019-08-09 16:31:39,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:39" (1/1) ... [2019-08-09 16:31:39,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:39" (1/1) ... [2019-08-09 16:31:39,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:39" (1/1) ... [2019-08-09 16:31:39,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:39" (1/1) ... [2019-08-09 16:31:39,173 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:39" (1/1) ... [2019-08-09 16:31:39,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:31:39,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:31:39,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:31:39,179 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:31:39,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:31:39" (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 [2019-08-09 16:31:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:31:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:31:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2019-08-09 16:31:39,233 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:31:39,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:31:39,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-09 16:31:39,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:31:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-09 16:31:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-09 16:31:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2019-08-09 16:31:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:31:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:31:39,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:31:39,480 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-08-09 16:31:40,001 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-08-09 16:31:40,001 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-08-09 16:31:40,008 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:31:40,008 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 16:31:40,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:31:40 BoogieIcfgContainer [2019-08-09 16:31:40,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:31:40,012 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:31:40,012 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:31:40,013 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:31:40,014 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:31:40" (1/1) ...