./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ea7c89af045fb1f9193ce0ab1c73013493909790 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:10:18,584 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:10:18,585 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:10:18,595 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:10:18,595 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:10:18,596 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:10:18,597 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:10:18,599 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:10:18,600 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:10:18,600 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:10:18,601 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:10:18,601 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:10:18,602 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:10:18,603 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:10:18,604 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:10:18,604 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:10:18,605 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:10:18,607 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:10:18,608 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:10:18,610 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:10:18,610 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:10:18,611 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:10:18,613 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:10:18,613 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:10:18,614 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:10:18,614 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:10:18,615 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:10:18,616 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:10:18,616 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:10:18,617 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:10:18,617 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:10:18,618 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:10:18,618 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:10:18,618 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:10:18,619 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:10:18,620 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:10:18,620 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/config/svcomp-Reach-32bit-PetriAutomizer_Default.epf [2018-11-18 16:10:18,631 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:10:18,631 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:10:18,632 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:10:18,632 INFO L133 SettingsManager]: * Process only entry and re-entry procedures=false [2018-11-18 16:10:18,633 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 16:10:18,633 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 16:10:18,633 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 16:10:18,633 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:10:18,633 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 16:10:18,633 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:10:18,634 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 16:10:18,634 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:10:18,634 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:10:18,634 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:10:18,634 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:10:18,634 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 16:10:18,635 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:10:18,635 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:10:18,635 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:10:18,635 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:10:18,635 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:10:18,635 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:10:18,635 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:10:18,636 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:10:18,636 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:10:18,636 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:10:18,636 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:10:18,636 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 16:10:18,636 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:10:18,637 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:10:18,637 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer 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 ! call(__VERIFIER_error())) ) 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 -> ea7c89af045fb1f9193ce0ab1c73013493909790 [2018-11-18 16:10:18,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:10:18,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:10:18,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:10:18,678 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:10:18,678 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:10:18,679 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/../../sv-benchmarks/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c [2018-11-18 16:10:18,726 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/data/f6abec189/ad7d2ff08b204927a414d0661f7811d4/FLAG4f0c156a8 [2018-11-18 16:10:19,081 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:10:19,082 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/sv-benchmarks/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c [2018-11-18 16:10:19,088 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/data/f6abec189/ad7d2ff08b204927a414d0661f7811d4/FLAG4f0c156a8 [2018-11-18 16:10:19,485 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/data/f6abec189/ad7d2ff08b204927a414d0661f7811d4 [2018-11-18 16:10:19,488 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:10:19,489 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 16:10:19,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:10:19,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:10:19,493 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:10:19,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:10:19" (1/1) ... [2018-11-18 16:10:19,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@649584a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19, skipping insertion in model container [2018-11-18 16:10:19,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:10:19" (1/1) ... [2018-11-18 16:10:19,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:10:19,528 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:10:19,679 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:10:19,682 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:10:19,720 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:10:19,730 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:10:19,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19 WrapperNode [2018-11-18 16:10:19,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:10:19,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:10:19,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:10:19,731 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:10:19,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19" (1/1) ... [2018-11-18 16:10:19,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19" (1/1) ... [2018-11-18 16:10:19,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19" (1/1) ... [2018-11-18 16:10:19,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19" (1/1) ... [2018-11-18 16:10:19,810 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19" (1/1) ... [2018-11-18 16:10:19,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19" (1/1) ... [2018-11-18 16:10:19,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19" (1/1) ... [2018-11-18 16:10:19,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:10:19,829 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:10:19,829 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:10:19,829 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:10:19,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/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 [2018-11-18 16:10:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:10:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:10:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ssl3_accept [2018-11-18 16:10:19,884 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:10:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 16:10:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-18 16:10:19,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 16:10:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2018-11-18 16:10:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-18 16:10:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ssl3_accept [2018-11-18 16:10:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:10:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:10:19,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:10:20,020 WARN L684 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-18 16:10:20,020 WARN L649 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-18 16:10:20,425 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:10:20,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:10:20 BoogieIcfgContainer [2018-11-18 16:10:20,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:10:20,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:10:20,427 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:10:20,429 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:10:20,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:10:19" (1/3) ... [2018-11-18 16:10:20,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e602336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:10:20, skipping insertion in model container [2018-11-18 16:10:20,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:10:19" (2/3) ... [2018-11-18 16:10:20,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e602336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:10:20, skipping insertion in model container [2018-11-18 16:10:20,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:10:20" (3/3) ... [2018-11-18 16:10:20,432 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_10_false-unreach-call_false-termination.cil.c [2018-11-18 16:10:20,439 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:10:20,448 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:10:20,459 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:10:20,481 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:10:20,481 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:10:20,481 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:10:20,481 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:10:20,481 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:10:20,481 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:10:20,482 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:10:20,482 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:10:20,482 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:10:20,497 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states. [2018-11-18 16:10:20,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 16:10:20,502 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:10:20,502 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:10:20,504 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:10:20,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:10:20,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1206721316, now seen corresponding path program 1 times [2018-11-18 16:10:20,509 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:10:20,510 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:10:20,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:20,540 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:10:20,540 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:10:20,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:10:20,682 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:10:20,682 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:10:20,685 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:10:20,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:10:20,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:10:20,695 INFO L87 Difference]: Start difference. First operand 156 states. Second operand 5 states. [2018-11-18 16:10:20,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:10:20,989 INFO L93 Difference]: Finished difference Result 324 states and 543 transitions. [2018-11-18 16:10:20,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:10:20,993 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2018-11-18 16:10:20,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:10:21,003 INFO L225 Difference]: With dead ends: 324 [2018-11-18 16:10:21,003 INFO L226 Difference]: Without dead ends: 160 [2018-11-18 16:10:21,007 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:10:21,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2018-11-18 16:10:21,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 158. [2018-11-18 16:10:21,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2018-11-18 16:10:21,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 243 transitions. [2018-11-18 16:10:21,053 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 243 transitions. Word has length 29 [2018-11-18 16:10:21,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:10:21,053 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 243 transitions. [2018-11-18 16:10:21,053 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:10:21,054 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 243 transitions. [2018-11-18 16:10:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 16:10:21,055 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:10:21,055 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:10:21,056 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:10:21,056 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:10:21,056 INFO L82 PathProgramCache]: Analyzing trace with hash 2060203163, now seen corresponding path program 1 times [2018-11-18 16:10:21,057 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:10:21,057 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:10:21,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,058 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:10:21,058 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:10:21,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:10:21,115 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:10:21,115 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:10:21,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:10:21,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:10:21,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:10:21,116 INFO L87 Difference]: Start difference. First operand 158 states and 243 transitions. Second operand 5 states. [2018-11-18 16:10:21,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:10:21,285 INFO L93 Difference]: Finished difference Result 324 states and 504 transitions. [2018-11-18 16:10:21,285 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:10:21,285 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-11-18 16:10:21,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:10:21,289 INFO L225 Difference]: With dead ends: 324 [2018-11-18 16:10:21,289 INFO L226 Difference]: Without dead ends: 179 [2018-11-18 16:10:21,290 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:10:21,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-11-18 16:10:21,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 177. [2018-11-18 16:10:21,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2018-11-18 16:10:21,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 275 transitions. [2018-11-18 16:10:21,305 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 275 transitions. Word has length 30 [2018-11-18 16:10:21,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:10:21,305 INFO L480 AbstractCegarLoop]: Abstraction has 177 states and 275 transitions. [2018-11-18 16:10:21,306 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:10:21,306 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 275 transitions. [2018-11-18 16:10:21,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-18 16:10:21,307 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:10:21,307 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:10:21,307 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:10:21,307 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:10:21,307 INFO L82 PathProgramCache]: Analyzing trace with hash 909514464, now seen corresponding path program 1 times [2018-11-18 16:10:21,307 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:10:21,308 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:10:21,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,308 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:10:21,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:10:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:10:21,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:10:21,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:10:21,369 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:10:21,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:10:21,370 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:10:21,370 INFO L87 Difference]: Start difference. First operand 177 states and 275 transitions. Second operand 5 states. [2018-11-18 16:10:21,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:10:21,517 INFO L93 Difference]: Finished difference Result 342 states and 535 transitions. [2018-11-18 16:10:21,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:10:21,518 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-11-18 16:10:21,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:10:21,520 INFO L225 Difference]: With dead ends: 342 [2018-11-18 16:10:21,520 INFO L226 Difference]: Without dead ends: 178 [2018-11-18 16:10:21,521 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:10:21,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-11-18 16:10:21,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 178. [2018-11-18 16:10:21,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 178 states. [2018-11-18 16:10:21,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 276 transitions. [2018-11-18 16:10:21,534 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 276 transitions. Word has length 30 [2018-11-18 16:10:21,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:10:21,534 INFO L480 AbstractCegarLoop]: Abstraction has 178 states and 276 transitions. [2018-11-18 16:10:21,535 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:10:21,535 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 276 transitions. [2018-11-18 16:10:21,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 16:10:21,536 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:10:21,537 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:10:21,537 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:10:21,537 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:10:21,537 INFO L82 PathProgramCache]: Analyzing trace with hash -1995825004, now seen corresponding path program 1 times [2018-11-18 16:10:21,537 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:10:21,537 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:10:21,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,538 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:10:21,538 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:10:21,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:10:21,586 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:10:21,586 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:10:21,587 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:10:21,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:10:21,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:10:21,587 INFO L87 Difference]: Start difference. First operand 178 states and 276 transitions. Second operand 5 states. [2018-11-18 16:10:21,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:10:21,714 INFO L93 Difference]: Finished difference Result 352 states and 547 transitions. [2018-11-18 16:10:21,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:10:21,714 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2018-11-18 16:10:21,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:10:21,716 INFO L225 Difference]: With dead ends: 352 [2018-11-18 16:10:21,716 INFO L226 Difference]: Without dead ends: 187 [2018-11-18 16:10:21,717 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:10:21,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-11-18 16:10:21,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2018-11-18 16:10:21,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-11-18 16:10:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 285 transitions. [2018-11-18 16:10:21,725 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 285 transitions. Word has length 31 [2018-11-18 16:10:21,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:10:21,725 INFO L480 AbstractCegarLoop]: Abstraction has 187 states and 285 transitions. [2018-11-18 16:10:21,725 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:10:21,725 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 285 transitions. [2018-11-18 16:10:21,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-18 16:10:21,726 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:10:21,726 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:10:21,727 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:10:21,727 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:10:21,727 INFO L82 PathProgramCache]: Analyzing trace with hash 1517765449, now seen corresponding path program 1 times [2018-11-18 16:10:21,727 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:10:21,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:10:21,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:10:21,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:10:21,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:10:21,775 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:10:21,775 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:10:21,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:10:21,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:10:21,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:10:21,776 INFO L87 Difference]: Start difference. First operand 187 states and 285 transitions. Second operand 5 states. [2018-11-18 16:10:21,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:10:21,865 INFO L93 Difference]: Finished difference Result 371 states and 565 transitions. [2018-11-18 16:10:21,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:10:21,865 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2018-11-18 16:10:21,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:10:21,866 INFO L225 Difference]: With dead ends: 371 [2018-11-18 16:10:21,866 INFO L226 Difference]: Without dead ends: 197 [2018-11-18 16:10:21,867 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:10:21,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-11-18 16:10:21,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 187. [2018-11-18 16:10:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-11-18 16:10:21,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 283 transitions. [2018-11-18 16:10:21,875 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 283 transitions. Word has length 32 [2018-11-18 16:10:21,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:10:21,875 INFO L480 AbstractCegarLoop]: Abstraction has 187 states and 283 transitions. [2018-11-18 16:10:21,875 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:10:21,876 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 283 transitions. [2018-11-18 16:10:21,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 16:10:21,876 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:10:21,876 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:10:21,876 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:10:21,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:10:21,877 INFO L82 PathProgramCache]: Analyzing trace with hash 398797106, now seen corresponding path program 1 times [2018-11-18 16:10:21,877 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:10:21,877 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:10:21,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:10:21,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:21,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:10:21,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:10:21,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:10:21,918 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:10:21,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:10:21,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:10:21,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:10:21,918 INFO L87 Difference]: Start difference. First operand 187 states and 283 transitions. Second operand 5 states. [2018-11-18 16:10:22,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:10:22,063 INFO L93 Difference]: Finished difference Result 371 states and 561 transitions. [2018-11-18 16:10:22,063 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:10:22,063 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2018-11-18 16:10:22,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:10:22,065 INFO L225 Difference]: With dead ends: 371 [2018-11-18 16:10:22,065 INFO L226 Difference]: Without dead ends: 197 [2018-11-18 16:10:22,065 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:10:22,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-11-18 16:10:22,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 187. [2018-11-18 16:10:22,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2018-11-18 16:10:22,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 281 transitions. [2018-11-18 16:10:22,077 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 281 transitions. Word has length 33 [2018-11-18 16:10:22,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:10:22,078 INFO L480 AbstractCegarLoop]: Abstraction has 187 states and 281 transitions. [2018-11-18 16:10:22,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:10:22,078 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 281 transitions. [2018-11-18 16:10:22,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-11-18 16:10:22,079 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:10:22,079 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:10:22,079 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ssl3_acceptErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:10:22,079 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:10:22,080 INFO L82 PathProgramCache]: Analyzing trace with hash 1730933695, now seen corresponding path program 1 times [2018-11-18 16:10:22,080 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 16:10:22,080 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 16:10:22,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:22,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:10:22,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:10:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:10:22,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 16:10:22,129 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 16:10:22,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:10:22 BoogieIcfgContainer [2018-11-18 16:10:22,181 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:10:22,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:10:22,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:10:22,182 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:10:22,182 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:10:20" (3/4) ... [2018-11-18 16:10:22,184 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 16:10:22,255 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_33c36cde-08e3-4302-94b0-eb0df1822c05/bin-2019/uautomizer/witness.graphml [2018-11-18 16:10:22,255 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:10:22,257 INFO L168 Benchmark]: Toolchain (without parser) took 2768.31 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 226.0 MB). Free memory was 953.8 MB in the beginning and 1.2 GB in the end (delta: -236.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:10:22,258 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:10:22,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.54 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 935.0 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:22,258 INFO L168 Benchmark]: Boogie Preprocessor took 97.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 935.0 MB in the beginning and 1.2 GB in the end (delta: -221.8 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:22,259 INFO L168 Benchmark]: RCFGBuilder took 597.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:22,259 INFO L168 Benchmark]: TraceAbstraction took 1755.01 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -96.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:10:22,259 INFO L168 Benchmark]: Witness Printer took 73.62 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:10:22,261 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 240.54 ms. Allocated memory is still 1.0 GB. Free memory was 953.8 MB in the beginning and 935.0 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 97.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 162.0 MB). Free memory was 935.0 MB in the beginning and 1.2 GB in the end (delta: -221.8 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 597.02 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1755.01 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 64.0 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -96.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 73.62 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 629]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L635] int s ; [L636] int tmp ; [L640] s = 8464 VAL [s=8464] [L641] CALL ssl3_accept(s) VAL [\old(initial_state)=8464] [L12] int s__info_callback = __VERIFIER_nondet_int() ; [L13] int s__in_handshake = __VERIFIER_nondet_int() ; [L14] int s__state ; [L15] int s__new_session ; [L16] int s__server ; [L17] int s__version = __VERIFIER_nondet_int() ; [L18] int s__type ; [L19] int s__init_num ; [L20] int s__hit = __VERIFIER_nondet_int() ; [L21] int s__rwstate ; [L22] int s__init_buf___0 ; [L23] int s__debug = __VERIFIER_nondet_int() ; [L24] int s__shutdown ; [L25] int s__cert = __VERIFIER_nondet_int() ; [L26] int s__options = __VERIFIER_nondet_int() ; [L27] int s__verify_mode = __VERIFIER_nondet_int() ; [L28] int s__session__peer = __VERIFIER_nondet_int() ; [L29] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L30] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L34] int s__s3__tmp__cert_request ; [L35] int s__s3__tmp__reuse_message ; [L36] int s__s3__tmp__use_rsa_tmp ; [L37] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L38] int s__s3__tmp__new_cipher__algorithms ; [L39] int s__s3__tmp__next_state___0 ; [L40] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L41] int s__session__cipher ; [L42] int buf = __VERIFIER_nondet_int() ; [L43] unsigned long l ; [L44] unsigned long Time ; [L45] unsigned long tmp = __VERIFIER_nondet_long() ; [L46] int cb ; [L47] long num1 ; [L48] int ret ; [L49] int new_state ; [L50] int state ; [L51] int skip ; [L52] int got_new_session ; [L53] int tmp___1 = __VERIFIER_nondet_int() ; [L54] int tmp___2 = __VERIFIER_nondet_int() ; [L55] int tmp___3 ; [L56] int tmp___4 ; [L57] int tmp___5 ; [L58] int tmp___6 ; [L59] int tmp___7 ; [L60] long tmp___8 = __VERIFIER_nondet_long() ; [L61] int tmp___9 ; [L62] int tmp___10 ; [L63] int blastFlag ; [L64] int __cil_tmp55 ; [L65] unsigned long __cil_tmp56 ; [L66] unsigned long __cil_tmp57 ; [L67] unsigned long __cil_tmp58 ; [L68] unsigned long __cil_tmp59 ; [L69] int __cil_tmp60 ; [L70] unsigned long __cil_tmp61 ; [L73] s__s3__tmp__new_cipher__algorithms = 0 [L74] __cil_tmp56 = 0 [L75] __cil_tmp57 = 0 [L76] __cil_tmp58 = 0 [L77] __cil_tmp59 = 0 [L78] __cil_tmp60 = 0 [L79] __cil_tmp61 = 0 [L80] s__s3__tmp__reuse_message = 0 [L81] s__state = initial_state [L82] blastFlag = 0 [L83] Time = tmp [L84] cb = 0 [L85] ret = -1 [L86] skip = 0 [L87] got_new_session = 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=0, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L88] COND TRUE s__info_callback != 0 [L89] cb = s__info_callback VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=0, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L95] s__in_handshake ++ VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L96] COND FALSE !(tmp___1 + 12288) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L101] COND FALSE !(s__cert == 0) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L105] COND TRUE 1 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L107] state = s__state VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L108] COND FALSE !(s__state == 12292) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L111] COND FALSE !(s__state == 16384) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L114] COND FALSE !(s__state == 8192) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L117] COND FALSE !(s__state == 24576) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L120] COND FALSE !(s__state == 8195) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L123] COND FALSE !(s__state == 8480) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L126] COND FALSE !(s__state == 8481) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L129] COND FALSE !(s__state == 8482) VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L132] COND TRUE s__state == 8464 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=0, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=-1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L276] s__shutdown = 0 [L277] ret = __VERIFIER_nondet_int() [L278] COND TRUE blastFlag == 0 [L279] blastFlag = 1 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=0, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8464, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L281] COND FALSE !(ret <= 0) [L284] got_new_session = 1 [L285] s__state = 8496 [L286] s__init_num = 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L592] COND TRUE ! s__s3__tmp__reuse_message VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L593] COND TRUE ! skip VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L594] COND TRUE state == 8464 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L595] COND TRUE s__state == 8496 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L596] COND TRUE cb != 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L597] COND TRUE s__info_callback != 0 VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] [L629] __VERIFIER_error() VAL [\old(initial_state)=8464, __cil_tmp56=0, __cil_tmp57=0, __cil_tmp58=0, __cil_tmp59=0, __cil_tmp60=0, __cil_tmp61=0, blastFlag=1, buf=0, cb=1, got_new_session=1, initial_state=8464, ret=1, s__cert=1, s__cert__pkeys__AT0__privatekey=0, s__ctx__info_callback=0, s__ctx__stats__sess_accept=0, s__ctx__stats__sess_accept_good=0, s__ctx__stats__sess_accept_renegotiate=0, s__debug=0, s__hit=0, s__in_handshake=1, s__info_callback=1, s__init_num=0, s__options=0, s__s3__tmp__new_cipher=0, s__s3__tmp__new_cipher__algo_strength=0, s__s3__tmp__new_cipher__algorithms=0, s__s3__tmp__reuse_message=0, s__session__peer=0, s__shutdown=0, s__state=8496, s__verify_mode=0, s__version=0, skip=0, state=8464, Time=0, tmp=0, tmp___1=-12288, tmp___2=0, tmp___8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 158 locations, 1 error locations. UNSAFE Result, 1.7s OverallTime, 7 OverallIterations, 1 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 878 SDtfs, 2531 SDslu, 1068 SDs, 0 SdLazy, 947 SolverSat, 187 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=187occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 24 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 218 NumberOfCodeBlocks, 218 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 179 ConstructedInterpolants, 0 QuantifiedInterpolants, 12378 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...