./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/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 41f85ef13c9e2b840fcfc019d39f6b7e23aee02e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 11:37:57,408 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:37:57,410 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:37:57,419 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:37:57,420 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:37:57,421 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:37:57,422 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:37:57,423 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:37:57,425 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:37:57,426 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:37:57,426 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:37:57,427 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:37:57,427 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:37:57,428 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:37:57,429 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:37:57,430 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:37:57,431 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:37:57,432 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:37:57,434 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:37:57,435 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:37:57,436 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:37:57,438 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:37:57,440 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 11:37:57,440 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 11:37:57,440 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 11:37:57,441 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 11:37:57,442 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 11:37:57,443 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 11:37:57,443 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 11:37:57,444 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 11:37:57,445 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 11:37:57,445 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 11:37:57,446 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:37:57,446 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:37:57,447 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:37:57,447 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:37:57,448 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 11:37:57,461 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:37:57,461 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:37:57,462 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:37:57,462 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 11:37:57,463 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:37:57,463 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:37:57,463 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:37:57,463 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:37:57,464 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 11:37:57,464 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:37:57,464 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:37:57,464 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:37:57,464 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:37:57,465 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:37:57,465 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:37:57,465 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:37:57,465 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:37:57,465 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:37:57,466 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 11:37:57,466 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 11:37:57,466 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:37:57,466 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:37:57,466 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 11:37:57,467 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:37:57,467 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:37:57,467 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:37:57,467 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 11:37:57,467 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:37:57,468 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 11:37:57,468 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_e33f8580-e13e-4a2d-9827-161a964fbb7e/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 -> 41f85ef13c9e2b840fcfc019d39f6b7e23aee02e [2018-11-23 11:37:57,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:37:57,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:37:57,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:37:57,515 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:37:57,516 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:37:57,517 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-23 11:37:57,568 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/data/034e85304/86a99e9e9b3a42689d1339f7b9c3f929/FLAG07bf30031 [2018-11-23 11:37:57,960 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:37:57,961 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-11-23 11:37:57,971 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/data/034e85304/86a99e9e9b3a42689d1339f7b9c3f929/FLAG07bf30031 [2018-11-23 11:37:57,987 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/data/034e85304/86a99e9e9b3a42689d1339f7b9c3f929 [2018-11-23 11:37:57,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:37:57,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:37:57,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:37:57,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:37:57,996 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:37:57,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:37:57" (1/1) ... [2018-11-23 11:37:58,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a163e3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:57, skipping insertion in model container [2018-11-23 11:37:58,000 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:37:57" (1/1) ... [2018-11-23 11:37:58,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:37:58,048 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:37:58,251 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:37:58,254 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:37:58,289 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:37:58,305 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:37:58,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58 WrapperNode [2018-11-23 11:37:58,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:37:58,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:37:58,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:37:58,307 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:37:58,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... [2018-11-23 11:37:58,321 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... [2018-11-23 11:37:58,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:37:58,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:37:58,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:37:58,398 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:37:58,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... [2018-11-23 11:37:58,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... [2018-11-23 11:37:58,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... [2018-11-23 11:37:58,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... [2018-11-23 11:37:58,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... [2018-11-23 11:37:58,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... [2018-11-23 11:37:58,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... [2018-11-23 11:37:58,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:37:58,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:37:58,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:37:58,424 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:37:58,425 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/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 [2018-11-23 11:37:58,475 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-11-23 11:37:58,475 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-11-23 11:37:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-11-23 11:37:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-11-23 11:37:58,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:37:58,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:37:58,582 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 11:37:58,583 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 11:37:58,587 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 11:37:58,587 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 11:37:58,590 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 11:37:58,591 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 11:37:58,952 WARN L640 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-11-23 11:37:58,953 WARN L605 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-11-23 11:37:59,258 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:37:59,259 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-11-23 11:37:59,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:59 BoogieIcfgContainer [2018-11-23 11:37:59,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:37:59,260 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 11:37:59,260 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 11:37:59,268 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 11:37:59,268 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:59" (1/1) ... [2018-11-23 11:37:59,278 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:37:59,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:59,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 76 states and 122 transitions. [2018-11-23 11:37:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2018-11-23 11:37:59,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 11:37:59,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:59,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:59,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2018-11-23 11:37:59,493 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2018-11-23 11:37:59,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-23 11:37:59,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:59,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:59,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2018-11-23 11:37:59,547 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2018-11-23 11:37:59,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 11:37:59,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:59,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:59,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:59,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 106 transitions. [2018-11-23 11:37:59,629 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2018-11-23 11:37:59,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 11:37:59,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:59,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:59,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:59,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2018-11-23 11:37:59,756 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2018-11-23 11:37:59,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 11:37:59,757 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:59,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:59,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:59,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 71 states and 102 transitions. [2018-11-23 11:37:59,799 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2018-11-23 11:37:59,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 11:37:59,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:59,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 100 transitions. [2018-11-23 11:37:59,837 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2018-11-23 11:37:59,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-23 11:37:59,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:59,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:37:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:37:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 104 transitions. [2018-11-23 11:37:59,903 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2018-11-23 11:37:59,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 11:37:59,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:37:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:37:59,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 108 transitions. [2018-11-23 11:38:00,036 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2018-11-23 11:38:00,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 11:38:00,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:00,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 106 transitions. [2018-11-23 11:38:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2018-11-23 11:38:00,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-23 11:38:00,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 71 states and 100 transitions. [2018-11-23 11:38:00,130 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2018-11-23 11:38:00,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 11:38:00,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:00,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 114 transitions. [2018-11-23 11:38:00,476 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2018-11-23 11:38:00,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 11:38:00,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 78 states and 112 transitions. [2018-11-23 11:38:00,651 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2018-11-23 11:38:00,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 11:38:00,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:00,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:00,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 112 transitions. [2018-11-23 11:38:00,692 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2018-11-23 11:38:00,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 11:38:00,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:00,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 111 transitions. [2018-11-23 11:38:00,744 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2018-11-23 11:38:00,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 11:38:00,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:00,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 108 transitions. [2018-11-23 11:38:00,803 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2018-11-23 11:38:00,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-11-23 11:38:00,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:00,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 111 transitions. [2018-11-23 11:38:00,974 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2018-11-23 11:38:00,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 11:38:00,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:00,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:00,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:00,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 105 transitions. [2018-11-23 11:38:00,997 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2018-11-23 11:38:00,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 11:38:00,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:01,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:01,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:01,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 80 states and 119 transitions. [2018-11-23 11:38:01,772 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2018-11-23 11:38:01,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 11:38:01,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:01,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:02,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 86 states and 130 transitions. [2018-11-23 11:38:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2018-11-23 11:38:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 11:38:02,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:02,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:02,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 87 states and 130 transitions. [2018-11-23 11:38:02,453 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-11-23 11:38:02,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 11:38:02,454 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:02,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:02,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 89 states and 133 transitions. [2018-11-23 11:38:02,594 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-11-23 11:38:02,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-23 11:38:02,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:02,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:02,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:02,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 93 states and 140 transitions. [2018-11-23 11:38:02,847 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 140 transitions. [2018-11-23 11:38:02,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 11:38:02,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:02,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:03,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:03,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 101 states and 158 transitions. [2018-11-23 11:38:03,874 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2018-11-23 11:38:03,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 11:38:03,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:03,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 100 states and 155 transitions. [2018-11-23 11:38:03,896 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2018-11-23 11:38:03,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 11:38:03,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:04,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:04,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 104 states and 163 transitions. [2018-11-23 11:38:04,088 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 163 transitions. [2018-11-23 11:38:04,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-11-23 11:38:04,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:04,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:04,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:04,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 109 states and 173 transitions. [2018-11-23 11:38:04,214 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 173 transitions. [2018-11-23 11:38:04,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 11:38:04,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:04,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:05,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:05,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 113 states and 182 transitions. [2018-11-23 11:38:05,591 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 182 transitions. [2018-11-23 11:38:05,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 11:38:05,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:05,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:05,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:05,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 108 states and 175 transitions. [2018-11-23 11:38:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 175 transitions. [2018-11-23 11:38:05,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 11:38:05,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:05,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:05,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:05,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 109 states and 176 transitions. [2018-11-23 11:38:05,803 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 176 transitions. [2018-11-23 11:38:05,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 11:38:05,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:05,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:06,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:06,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 111 states and 181 transitions. [2018-11-23 11:38:06,696 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 181 transitions. [2018-11-23 11:38:06,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 11:38:06,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:06,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:07,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:07,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 121 states and 211 transitions. [2018-11-23 11:38:07,320 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 211 transitions. [2018-11-23 11:38:07,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 11:38:07,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:07,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:07,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:07,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 123 states and 215 transitions. [2018-11-23 11:38:07,860 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 215 transitions. [2018-11-23 11:38:07,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 11:38:07,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:07,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:08,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:08,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 125 states and 222 transitions. [2018-11-23 11:38:08,360 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 222 transitions. [2018-11-23 11:38:08,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 11:38:08,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:08,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:08,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:08,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 127 states and 229 transitions. [2018-11-23 11:38:08,956 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 229 transitions. [2018-11-23 11:38:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-11-23 11:38:08,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:08,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:08,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 129 states and 234 transitions. [2018-11-23 11:38:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 234 transitions. [2018-11-23 11:38:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 11:38:09,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:09,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:09,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:09,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 132 states and 239 transitions. [2018-11-23 11:38:09,509 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 239 transitions. [2018-11-23 11:38:09,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 11:38:09,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:09,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 133 states and 240 transitions. [2018-11-23 11:38:09,535 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 240 transitions. [2018-11-23 11:38:09,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 11:38:09,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:09,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:09,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:09,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 133 states and 239 transitions. [2018-11-23 11:38:09,618 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 239 transitions. [2018-11-23 11:38:09,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 11:38:09,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:09,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:09,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:09,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 133 states and 238 transitions. [2018-11-23 11:38:09,688 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 238 transitions. [2018-11-23 11:38:09,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 11:38:09,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:09,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:09,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 134 states and 238 transitions. [2018-11-23 11:38:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 238 transitions. [2018-11-23 11:38:09,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 11:38:09,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:09,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:11,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:11,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 141 states and 250 transitions. [2018-11-23 11:38:11,676 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 250 transitions. [2018-11-23 11:38:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 11:38:11,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:11,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:12,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:12,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 131 states and 240 transitions. [2018-11-23 11:38:12,329 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 240 transitions. [2018-11-23 11:38:12,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 11:38:12,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:12,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:13,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:13,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 133 states and 243 transitions. [2018-11-23 11:38:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 243 transitions. [2018-11-23 11:38:13,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-23 11:38:13,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:13,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:14,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 133 states and 242 transitions. [2018-11-23 11:38:14,055 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 242 transitions. [2018-11-23 11:38:14,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 11:38:14,056 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:14,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:14,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:14,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:14,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 136 states and 248 transitions. [2018-11-23 11:38:14,589 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 248 transitions. [2018-11-23 11:38:14,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 11:38:14,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:14,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:16,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:16,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 136 states and 246 transitions. [2018-11-23 11:38:16,827 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 246 transitions. [2018-11-23 11:38:16,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 11:38:16,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:16,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:16,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 137 states and 246 transitions. [2018-11-23 11:38:16,879 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 246 transitions. [2018-11-23 11:38:16,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 11:38:16,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 11:38:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:16,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 11:38:17,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 116 states and 210 transitions. [2018-11-23 11:38:17,496 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 210 transitions. [2018-11-23 11:38:17,496 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:17,496 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2018-11-23 11:38:17,503 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 11:38:17,791 INFO L579 CodeCheckObserver]: Invariant with dag size 13 [2018-11-23 11:38:17,801 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 11:38:17,801 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-23 11:38:17,802 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,802 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,802 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 11:38:17,803 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,803 INFO L579 CodeCheckObserver]: Invariant with dag size 10 [2018-11-23 11:38:17,804 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,804 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 11:38:17,804 INFO L579 CodeCheckObserver]: Invariant with dag size 6 [2018-11-23 11:38:17,805 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-23 11:38:17,805 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,805 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,806 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,806 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 11:38:17,806 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 11:38:17,807 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 11:38:17,807 INFO L579 CodeCheckObserver]: Invariant with dag size 9 [2018-11-23 11:38:17,808 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,808 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,808 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 11:38:17,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 11:38:17 ImpRootNode [2018-11-23 11:38:17,808 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 11:38:17,809 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 11:38:17,809 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 11:38:17,809 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 11:38:17,810 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:59" (3/4) ... [2018-11-23 11:38:17,813 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 11:38:17,818 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2018-11-23 11:38:17,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2018-11-23 11:38:17,826 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-11-23 11:38:17,827 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 11:38:17,828 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 11:38:17,927 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e33f8580-e13e-4a2d-9827-161a964fbb7e/bin-2019/ukojak/witness.graphml [2018-11-23 11:38:17,928 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 11:38:17,932 INFO L168 Benchmark]: Toolchain (without parser) took 19942.01 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 476.1 MB). Free memory was 952.7 MB in the beginning and 965.7 MB in the end (delta: -13.0 MB). Peak memory consumption was 463.1 MB. Max. memory is 11.5 GB. [2018-11-23 11:38:17,934 INFO L168 Benchmark]: CDTParser took 0.36 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. [2018-11-23 11:38:17,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 313.99 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 933.9 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-23 11:38:17,934 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-23 11:38:17,935 INFO L168 Benchmark]: Boogie Preprocessor took 25.90 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-23 11:38:17,935 INFO L168 Benchmark]: RCFGBuilder took 835.33 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: 84.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 11.5 GB. [2018-11-23 11:38:17,935 INFO L168 Benchmark]: CodeCheck took 18548.95 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 337.6 MB). Free memory was 1.0 GB in the beginning and 965.7 MB in the end (delta: 80.0 MB). Peak memory consumption was 417.6 MB. Max. memory is 11.5 GB. [2018-11-23 11:38:17,936 INFO L168 Benchmark]: Witness Printer took 118.84 ms. Allocated memory is still 1.5 GB. Free memory is still 965.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:38:17,937 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 3 procedures, 125 locations, 1 error locations. SAFE Result, 18.2s OverallTime, 49 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 220909600 SDtfs, -615973748 SDslu, 409647120 SDs, 0 SdLazy, -751605628 SolverSat, 602897912 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13292 GetRequests, 12836 SyntacticMatches, 134 SemanticMatches, 322 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43276 ImplicationChecksByTransitivity, 15.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 1238 NumberOfCodeBlocks, 1238 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1190 ConstructedInterpolants, 0 QuantifiedInterpolants, 62227 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 48 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 - PositiveResult [Line: 580]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 322]: Loop Invariant Derived loop invariant: ((0 <= status && SKIP1 <= 3) && 3 <= SKIP1) && NP + 4 <= MPR1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: (((customIrp <= 0 && compRegistered == 0) && pended <= 0) && NP == s) && NP + 4 <= MPR1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: SKIP1 == s || (MPR1 == s && setEventCalled == 1) - InvariantResult [Line: 522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 110]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: SKIP1 == s || (MPR1 == s && setEventCalled == 1) - InvariantResult [Line: 386]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: (((customIrp <= 0 && compRegistered == 0) && pended <= 0) && NP == s) && NP + 4 <= MPR1 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: SKIP1 == s || MPR1 == s - InvariantResult [Line: 444]: Loop Invariant Derived loop invariant: (compRegistered == 0 && SKIP1 == s) || (!(compRegistered == 0) && NP == s) - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: (SKIP1 == s || (!(259 == returnVal2) && MPR1 == s)) || (MPR1 == s && setEventCalled == 1) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 351]: Loop Invariant Derived loop invariant: (((customIrp <= 0 && compRegistered == 0) && pended <= 0) && NP == s) && NP + 4 <= MPR1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: (compRegistered == 0 && pended <= 0) && NP == s - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 368]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 313.99 ms. Allocated memory is still 1.0 GB. Free memory was 952.7 MB in the beginning and 933.9 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 90.87 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.4 MB). Free memory was 933.9 MB in the beginning and 1.1 GB in the end (delta: -199.5 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.90 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 835.33 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: 84.4 MB). Peak memory consumption was 84.4 MB. Max. memory is 11.5 GB. * CodeCheck took 18548.95 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 337.6 MB). Free memory was 1.0 GB in the beginning and 965.7 MB in the end (delta: 80.0 MB). Peak memory consumption was 417.6 MB. Max. memory is 11.5 GB. * Witness Printer took 118.84 ms. Allocated memory is still 1.5 GB. Free memory is still 965.7 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...