./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/config/KojakReach.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_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak --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 Kojak --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 0.1.23-635dfa2 [2018-12-08 12:51:17,542 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 12:51:17,544 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 12:51:17,551 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 12:51:17,551 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 12:51:17,552 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 12:51:17,553 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 12:51:17,554 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 12:51:17,555 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 12:51:17,555 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 12:51:17,556 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 12:51:17,556 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 12:51:17,556 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 12:51:17,557 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 12:51:17,558 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 12:51:17,558 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 12:51:17,559 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 12:51:17,560 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 12:51:17,561 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 12:51:17,562 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 12:51:17,563 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 12:51:17,564 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 12:51:17,565 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 12:51:17,566 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 12:51:17,566 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 12:51:17,566 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 12:51:17,567 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 12:51:17,568 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 12:51:17,568 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 12:51:17,569 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 12:51:17,569 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 12:51:17,570 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 12:51:17,570 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 12:51:17,570 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 12:51:17,570 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 12:51:17,571 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 12:51:17,571 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 12:51:17,581 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 12:51:17,581 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 12:51:17,582 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 12:51:17,582 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 12:51:17,582 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 12:51:17,582 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 12:51:17,583 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 12:51:17,583 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 12:51:17,584 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 12:51:17,584 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 12:51:17,584 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 12:51:17,584 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 12:51:17,584 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 12:51:17,584 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 12:51:17,584 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 12:51:17,584 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 12:51:17,585 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 12:51:17,585 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 12:51:17,585 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 12:51:17,585 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 12:51:17,585 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_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak 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 -> Kojak 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 [2018-12-08 12:51:17,607 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 12:51:17,616 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 12:51:17,619 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 12:51:17,620 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 12:51:17,620 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 12:51:17,621 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c [2018-12-08 12:51:17,661 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/data/f6a4cbf45/8057fdc86f3a4cddbec8975e2c087ebf/FLAG19f74d70b [2018-12-08 12:51:17,996 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 12:51:17,997 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/sv-benchmarks/c/ssh-simplified/s3_srvr_10_false-unreach-call_false-termination.cil.c [2018-12-08 12:51:18,003 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/data/f6a4cbf45/8057fdc86f3a4cddbec8975e2c087ebf/FLAG19f74d70b [2018-12-08 12:51:18,013 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/data/f6a4cbf45/8057fdc86f3a4cddbec8975e2c087ebf [2018-12-08 12:51:18,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 12:51:18,017 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 12:51:18,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 12:51:18,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 12:51:18,021 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 12:51:18,021 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a347b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18, skipping insertion in model container [2018-12-08 12:51:18,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,028 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 12:51:18,053 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 12:51:18,188 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:51:18,191 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 12:51:18,222 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 12:51:18,263 INFO L195 MainTranslator]: Completed translation [2018-12-08 12:51:18,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18 WrapperNode [2018-12-08 12:51:18,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 12:51:18,264 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 12:51:18,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 12:51:18,264 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 12:51:18,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 12:51:18,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 12:51:18,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 12:51:18,296 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 12:51:18,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 12:51:18,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 12:51:18,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 12:51:18,321 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 12:51:18,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 12:51:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2018-12-08 12:51:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 12:51:18,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 12:51:18,410 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-08 12:51:18,410 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-08 12:51:18,780 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 12:51:18,780 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 12:51:18,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:51:18 BoogieIcfgContainer [2018-12-08 12:51:18,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 12:51:18,781 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 12:51:18,781 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 12:51:18,790 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 12:51:18,791 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:51:18" (1/1) ... [2018-12-08 12:51:18,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 12:51:18,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:51:18,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 112 states and 194 transitions. [2018-12-08 12:51:18,824 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 194 transitions. [2018-12-08 12:51:18,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 12:51:18,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:51:18,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:51:18,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:51:18,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:51:18,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 114 states and 194 transitions. [2018-12-08 12:51:18,970 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 194 transitions. [2018-12-08 12:51:18,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 12:51:18,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:51:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:51:19,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:51:19,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:51:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 117 states and 197 transitions. [2018-12-08 12:51:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 197 transitions. [2018-12-08 12:51:19,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 12:51:19,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:51:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:51:19,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:51:19,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:51:19,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 124 states and 204 transitions. [2018-12-08 12:51:19,141 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 204 transitions. [2018-12-08 12:51:19,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-08 12:51:19,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:51:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:51:19,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:51:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:51:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 133 states and 213 transitions. [2018-12-08 12:51:19,275 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 213 transitions. [2018-12-08 12:51:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 12:51:19,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:51:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:51:19,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:51:19,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:51:19,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 137 states and 217 transitions. [2018-12-08 12:51:19,413 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 217 transitions. [2018-12-08 12:51:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-08 12:51:19,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:51:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:51:19,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:51:19,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:51:19,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 145 states and 225 transitions. [2018-12-08 12:51:19,602 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 225 transitions. [2018-12-08 12:51:19,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-08 12:51:19,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:51:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:51:19,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:51:19,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:51:19,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 150 states and 230 transitions. [2018-12-08 12:51:19,772 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 230 transitions. [2018-12-08 12:51:19,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 12:51:19,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:51:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 12:51:19,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 12:51:19,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 12:51:19,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 156 states and 236 transitions. [2018-12-08 12:51:19,988 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 236 transitions. [2018-12-08 12:51:19,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-08 12:51:19,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 12:51:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:51:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:51:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:51:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-08 12:51:20,065 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2018-12-08 12:51:20,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 12:51:20 ImpRootNode [2018-12-08 12:51:20,087 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 12:51:20,088 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 12:51:20,088 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 12:51:20,088 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 12:51:20,088 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 12:51:18" (3/4) ... [2018-12-08 12:51:20,090 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-08 12:51:20,150 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_fe657afb-627b-43e1-bd89-5f7f8162c381/bin-2019/ukojak/witness.graphml [2018-12-08 12:51:20,151 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 12:51:20,151 INFO L168 Benchmark]: Toolchain (without parser) took 2134.89 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 956.0 MB in the beginning and 953.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 103.7 MB. Max. memory is 11.5 GB. [2018-12-08 12:51:20,152 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:51:20,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -139.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2018-12-08 12:51:20,153 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.42 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 12:51:20,153 INFO L168 Benchmark]: Boogie Preprocessor took 24.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-08 12:51:20,153 INFO L168 Benchmark]: RCFGBuilder took 460.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2018-12-08 12:51:20,154 INFO L168 Benchmark]: CodeCheck took 1306.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 958.6 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 11.5 GB. [2018-12-08 12:51:20,154 INFO L168 Benchmark]: Witness Printer took 63.00 ms. Allocated memory is still 1.1 GB. Free memory was 958.6 MB in the beginning and 953.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. [2018-12-08 12:51:20,156 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 148 locations, 1 error locations. UNSAFE Result, 1.2s OverallTime, 9 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7612 SDtfs, 3072 SDslu, 2036 SDs, 0 SdLazy, 6098 SolverSat, 1482 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1461 GetRequests, 1399 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1645 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 172 NumberOfCodeBlocks, 172 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 143 ConstructedInterpolants, 0 QuantifiedInterpolants, 5358 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - 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 [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 [L88] COND TRUE s__info_callback != 0 [L89] cb = s__info_callback [L95] s__in_handshake ++ [L96] COND TRUE tmp___1 + 12288 [L97] COND FALSE !(tmp___2 + 16384) [L101] COND FALSE !(s__cert == 0) [L105] COND TRUE 1 [L107] state = s__state [L108] COND FALSE !(s__state == 12292) [L111] COND FALSE !(s__state == 16384) [L114] COND FALSE !(s__state == 8192) [L117] COND FALSE !(s__state == 24576) [L120] COND FALSE !(s__state == 8195) [L123] COND FALSE !(s__state == 8480) [L126] COND FALSE !(s__state == 8481) [L129] COND FALSE !(s__state == 8482) [L132] COND TRUE s__state == 8464 [L276] s__shutdown = 0 [L277] ret = __VERIFIER_nondet_int() [L278] COND TRUE blastFlag == 0 [L279] blastFlag = 1 [L281] COND FALSE !(ret <= 0) [L284] got_new_session = 1 [L285] s__state = 8496 [L286] s__init_num = 0 [L592] COND TRUE ! s__s3__tmp__reuse_message [L593] COND TRUE ! skip [L594] COND TRUE state == 8464 [L595] COND TRUE s__state == 8496 [L596] COND TRUE cb != 0 [L597] COND TRUE s__info_callback != 0 [L629] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 245.52 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.2 MB). Free memory was 956.0 MB in the beginning and 1.1 GB in the end (delta: -139.7 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.42 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 24.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 460.44 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * CodeCheck took 1306.15 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 958.6 MB in the end (delta: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 11.5 GB. * Witness Printer took 63.00 ms. Allocated memory is still 1.1 GB. Free memory was 958.6 MB in the beginning and 953.5 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...