./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/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 221038eb3d852e675138331615da45f0057866c6 ........................................................................................................................................................................................................................................................................................................................................................................ 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 0.1.24-6b5699a [2019-11-26 03:00:11,368 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 03:00:11,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 03:00:11,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 03:00:11,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 03:00:11,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 03:00:11,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 03:00:11,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 03:00:11,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 03:00:11,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 03:00:11,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 03:00:11,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 03:00:11,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 03:00:11,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 03:00:11,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 03:00:11,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 03:00:11,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 03:00:11,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 03:00:11,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 03:00:11,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 03:00:11,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 03:00:11,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 03:00:11,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 03:00:11,405 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 03:00:11,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 03:00:11,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 03:00:11,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 03:00:11,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 03:00:11,409 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 03:00:11,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 03:00:11,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 03:00:11,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 03:00:11,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 03:00:11,411 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 03:00:11,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 03:00:11,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 03:00:11,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 03:00:11,413 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 03:00:11,413 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 03:00:11,414 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 03:00:11,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 03:00:11,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 03:00:11,427 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 03:00:11,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 03:00:11,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 03:00:11,428 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 03:00:11,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 03:00:11,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 03:00:11,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 03:00:11,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 03:00:11,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 03:00:11,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 03:00:11,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 03:00:11,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 03:00:11,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 03:00:11,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 03:00:11,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 03:00:11,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 03:00:11,431 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 03:00:11,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 03:00:11,431 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 03:00:11,432 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 03:00:11,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 03:00:11,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 03:00:11,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 03:00:11,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 03:00:11,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 03:00:11,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 03:00:11,433 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 03:00:11,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 03:00:11,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 03:00:11,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/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 -> 221038eb3d852e675138331615da45f0057866c6 [2019-11-26 03:00:11,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 03:00:11,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 03:00:11,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 03:00:11,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 03:00:11,584 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 03:00:11,585 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-26 03:00:11,643 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/data/704c80b70/7e984fd6151144b584e863367b417021/FLAG32ba5ef58 [2019-11-26 03:00:12,079 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 03:00:12,080 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/sv-benchmarks/c/ssh-simplified/s3_srvr_10.cil.c [2019-11-26 03:00:12,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/data/704c80b70/7e984fd6151144b584e863367b417021/FLAG32ba5ef58 [2019-11-26 03:00:12,409 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/data/704c80b70/7e984fd6151144b584e863367b417021 [2019-11-26 03:00:12,412 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 03:00:12,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 03:00:12,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 03:00:12,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 03:00:12,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 03:00:12,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@482a8f19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12, skipping insertion in model container [2019-11-26 03:00:12,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,428 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 03:00:12,471 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 03:00:12,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 03:00:12,768 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 03:00:12,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 03:00:12,868 INFO L205 MainTranslator]: Completed translation [2019-11-26 03:00:12,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12 WrapperNode [2019-11-26 03:00:12,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 03:00:12,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 03:00:12,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 03:00:12,870 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 03:00:12,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 03:00:12,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 03:00:12,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 03:00:12,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 03:00:12,951 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,984 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:12,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... [2019-11-26 03:00:13,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 03:00:13,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 03:00:13,012 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 03:00:13,012 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 03:00:13,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 03:00:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/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 [2019-11-26 03:00:13,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 03:00:13,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 03:00:13,247 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-26 03:00:13,756 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-11-26 03:00:13,757 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-11-26 03:00:14,080 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 03:00:14,080 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-26 03:00:14,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 03:00:14 BoogieIcfgContainer [2019-11-26 03:00:14,082 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 03:00:14,082 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 03:00:14,082 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 03:00:14,092 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 03:00:14,092 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 03:00:14" (1/1) ... [2019-11-26 03:00:14,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 03:00:14,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:14,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 111 states and 193 transitions. [2019-11-26 03:00:14,137 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 193 transitions. [2019-11-26 03:00:14,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 03:00:14,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:14,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:14,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 113 states and 193 transitions. [2019-11-26 03:00:14,349 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 193 transitions. [2019-11-26 03:00:14,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 03:00:14,350 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:14,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:14,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 116 states and 196 transitions. [2019-11-26 03:00:14,495 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 196 transitions. [2019-11-26 03:00:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 03:00:14,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:14,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:14,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:14,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 123 states and 203 transitions. [2019-11-26 03:00:14,708 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 203 transitions. [2019-11-26 03:00:14,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 03:00:14,712 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:14,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:14,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:14,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 132 states and 212 transitions. [2019-11-26 03:00:14,933 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 212 transitions. [2019-11-26 03:00:14,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 03:00:14,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:14,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:14,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:15,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:15,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 136 states and 216 transitions. [2019-11-26 03:00:15,175 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 216 transitions. [2019-11-26 03:00:15,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-26 03:00:15,176 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:15,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:15,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:15,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 144 states and 224 transitions. [2019-11-26 03:00:15,650 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 224 transitions. [2019-11-26 03:00:15,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 03:00:15,651 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:15,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:15,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:15,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 149 states and 229 transitions. [2019-11-26 03:00:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 229 transitions. [2019-11-26 03:00:15,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 03:00:15,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 03:00:16,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 03:00:16,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 03:00:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 155 states and 235 transitions. [2019-11-26 03:00:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 235 transitions. [2019-11-26 03:00:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-26 03:00:16,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 03:00:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 03:00:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 03:00:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 03:00:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 03:00:16,570 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2019-11-26 03:00:16,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 03:00:16 ImpRootNode [2019-11-26 03:00:16,640 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 03:00:16,641 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 03:00:16,641 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 03:00:16,641 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 03:00:16,641 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 03:00:14" (3/4) ... [2019-11-26 03:00:16,646 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 03:00:16,739 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_8862a52d-46b1-4f38-b720-57c416e0ee3a/bin/ukojak/witness.graphml [2019-11-26 03:00:16,740 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 03:00:16,742 INFO L168 Benchmark]: Toolchain (without parser) took 4327.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 207.6 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -152.3 MB). Peak memory consumption was 55.4 MB. Max. memory is 11.5 GB. [2019-11-26 03:00:16,742 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 03:00:16,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 455.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2019-11-26 03:00:16,743 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-26 03:00:16,744 INFO L168 Benchmark]: Boogie Preprocessor took 76.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 03:00:16,744 INFO L168 Benchmark]: RCFGBuilder took 1070.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. [2019-11-26 03:00:16,745 INFO L168 Benchmark]: CodeCheck took 2558.38 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -80.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 03:00:16,745 INFO L168 Benchmark]: Witness Printer took 99.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. [2019-11-26 03:00:16,747 INFO L335 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, 111 locations, 1 error locations. Result: UNSAFE, OverallTime: 2.4s, OverallIterations: 9, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 7484 SDtfs, 3072 SDslu, 2036 SDs, 0 SdLazy, 6098 SolverSat, 1482 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1456 GetRequests, 1394 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1645 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 171 NumberOfCodeBlocks, 171 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 5316 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 DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 628]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L634] int s ; [L635] int tmp ; [L639] s = 8464 [L11] int s__info_callback = __VERIFIER_nondet_int() ; [L12] int s__in_handshake = __VERIFIER_nondet_int() ; [L13] int s__state ; [L14] int s__new_session ; [L15] int s__server ; [L16] int s__version = __VERIFIER_nondet_int() ; [L17] int s__type ; [L18] int s__init_num ; [L19] int s__hit = __VERIFIER_nondet_int() ; [L20] int s__rwstate ; [L21] int s__init_buf___0 = 1; [L22] int s__debug = __VERIFIER_nondet_int() ; [L23] int s__shutdown ; [L24] int s__cert = __VERIFIER_nondet_int() ; [L25] int s__options = __VERIFIER_nondet_int() ; [L26] int s__verify_mode = __VERIFIER_nondet_int() ; [L27] int s__session__peer = __VERIFIER_nondet_int() ; [L28] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L29] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L30] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L31] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L33] int s__s3__tmp__cert_request ; [L34] int s__s3__tmp__reuse_message ; [L35] int s__s3__tmp__use_rsa_tmp ; [L36] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L37] int s__s3__tmp__new_cipher__algorithms ; [L38] int s__s3__tmp__next_state___0 ; [L39] int s__s3__tmp__new_cipher__algo_strength = __VERIFIER_nondet_int() ; [L40] int s__session__cipher ; [L41] int buf = __VERIFIER_nondet_int() ; [L42] unsigned long l ; [L43] unsigned long Time ; [L44] unsigned long tmp = __VERIFIER_nondet_long() ; [L45] int cb ; [L46] long num1 ; [L47] int ret ; [L48] int new_state ; [L49] int state ; [L50] int skip ; [L51] int got_new_session ; [L52] int tmp___1 = __VERIFIER_nondet_int() ; [L53] int tmp___2 = __VERIFIER_nondet_int() ; [L54] int tmp___3 ; [L55] int tmp___4 ; [L56] int tmp___5 ; [L57] int tmp___6 ; [L58] int tmp___7 ; [L59] long tmp___8 = __VERIFIER_nondet_long() ; [L60] int tmp___9 ; [L61] int tmp___10 ; [L62] int blastFlag ; [L63] int __cil_tmp55 ; [L64] unsigned long __cil_tmp56 ; [L65] unsigned long __cil_tmp57 ; [L66] unsigned long __cil_tmp58 ; [L67] unsigned long __cil_tmp59 ; [L68] int __cil_tmp60 ; [L69] unsigned long __cil_tmp61 ; [L72] s__s3__tmp__new_cipher__algorithms = 0 [L73] __cil_tmp56 = 0 [L74] __cil_tmp57 = 0 [L75] __cil_tmp58 = 0 [L76] __cil_tmp59 = 0 [L77] __cil_tmp60 = 0 [L78] __cil_tmp61 = 0 [L79] s__s3__tmp__reuse_message = 0 [L80] s__state = initial_state [L81] blastFlag = 0 [L82] Time = tmp [L83] cb = 0 [L84] ret = -1 [L85] skip = 0 [L86] got_new_session = 0 [L87] COND TRUE s__info_callback != 0 [L88] cb = s__info_callback [L94] s__in_handshake ++ [L95] COND TRUE tmp___1 + 12288 [L96] COND TRUE tmp___2 + 16384 [L100] COND FALSE !(s__cert == 0) [L104] COND TRUE 1 [L106] state = s__state [L107] COND FALSE !(s__state == 12292) [L110] COND FALSE !(s__state == 16384) [L113] COND FALSE !(s__state == 8192) [L116] COND FALSE !(s__state == 24576) [L119] COND FALSE !(s__state == 8195) [L122] COND FALSE !(s__state == 8480) [L125] COND FALSE !(s__state == 8481) [L128] COND FALSE !(s__state == 8482) [L131] COND TRUE s__state == 8464 [L275] s__shutdown = 0 [L276] ret = __VERIFIER_nondet_int() [L277] COND TRUE blastFlag == 0 [L278] blastFlag = 1 [L280] COND FALSE !(ret <= 0) [L283] got_new_session = 1 [L284] s__state = 8496 [L285] s__init_num = 0 [L591] COND TRUE ! s__s3__tmp__reuse_message [L592] COND TRUE ! skip [L593] COND TRUE state == 8464 [L594] COND TRUE s__state == 8496 [L595] COND TRUE cb != 0 [L596] COND TRUE s__info_callback != 0 [L628] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 455.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 950.1 MB in the beginning and 1.1 GB in the end (delta: -178.1 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.21 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 76.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1070.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 89.4 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. * CodeCheck took 2558.38 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 70.8 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -80.8 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 99.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...