./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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/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_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/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 0.1.23-635dfa2 [2018-12-09 11:25:37,275 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 11:25:37,276 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 11:25:37,282 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 11:25:37,282 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 11:25:37,282 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 11:25:37,283 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 11:25:37,284 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 11:25:37,285 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 11:25:37,285 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 11:25:37,286 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 11:25:37,286 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 11:25:37,286 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 11:25:37,287 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 11:25:37,287 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 11:25:37,288 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 11:25:37,288 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 11:25:37,289 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 11:25:37,290 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 11:25:37,291 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 11:25:37,291 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 11:25:37,292 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 11:25:37,293 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 11:25:37,293 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 11:25:37,294 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 11:25:37,294 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 11:25:37,295 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 11:25:37,295 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 11:25:37,295 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 11:25:37,296 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 11:25:37,296 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 11:25:37,297 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 11:25:37,297 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 11:25:37,297 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 11:25:37,297 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 11:25:37,298 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 11:25:37,298 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 11:25:37,305 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 11:25:37,306 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 11:25:37,306 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 11:25:37,306 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 11:25:37,307 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 11:25:37,307 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 11:25:37,307 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 11:25:37,307 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 11:25:37,307 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 11:25:37,307 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 11:25:37,307 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 11:25:37,307 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 11:25:37,308 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 11:25:37,308 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 11:25:37,308 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 11:25:37,308 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 11:25:37,308 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 11:25:37,308 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 11:25:37,308 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 11:25:37,308 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 11:25:37,308 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 11:25:37,309 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 11:25:37,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 11:25:37,309 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 11:25:37,309 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 11:25:37,309 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 11:25:37,309 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 11:25:37,309 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 11:25:37,309 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 11:25:37,309 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_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/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 [2018-12-09 11:25:37,327 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 11:25:37,334 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 11:25:37,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 11:25:37,337 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 11:25:37,337 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 11:25:37,337 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-12-09 11:25:37,382 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/data/e4d4879e4/f8c1911b885e4d4e884a302c47e2d000/FLAG4f7cbe8c0 [2018-12-09 11:25:37,856 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 11:25:37,857 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-12-09 11:25:37,861 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/data/e4d4879e4/f8c1911b885e4d4e884a302c47e2d000/FLAG4f7cbe8c0 [2018-12-09 11:25:37,870 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/data/e4d4879e4/f8c1911b885e4d4e884a302c47e2d000 [2018-12-09 11:25:37,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 11:25:37,873 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 11:25:37,873 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 11:25:37,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 11:25:37,875 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 11:25:37,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:25:37" (1/1) ... [2018-12-09 11:25:37,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e10e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:37, skipping insertion in model container [2018-12-09 11:25:37,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 11:25:37" (1/1) ... [2018-12-09 11:25:37,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 11:25:37,904 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 11:25:38,020 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:25:38,023 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 11:25:38,049 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 11:25:38,058 INFO L195 MainTranslator]: Completed translation [2018-12-09 11:25:38,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38 WrapperNode [2018-12-09 11:25:38,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 11:25:38,059 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 11:25:38,059 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 11:25:38,059 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 11:25:38,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 11:25:38,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 11:25:38,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 11:25:38,124 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 11:25:38,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,137 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,140 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 11:25:38,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 11:25:38,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 11:25:38,140 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 11:25:38,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 11:25:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 11:25:38,173 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-12-09 11:25:38,173 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-12-09 11:25:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-12-09 11:25:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-12-09 11:25:38,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 11:25:38,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 11:25:38,262 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-09 11:25:38,262 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 11:25:38,266 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-09 11:25:38,266 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 11:25:38,269 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-09 11:25:38,269 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 11:25:38,426 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-09 11:25:38,426 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 11:25:38,629 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 11:25:38,629 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-09 11:25:38,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:25:38 BoogieIcfgContainer [2018-12-09 11:25:38,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 11:25:38,630 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 11:25:38,630 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 11:25:38,637 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 11:25:38,638 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:25:38" (1/1) ... [2018-12-09 11:25:38,644 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 11:25:38,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:38,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 76 states and 122 transitions. [2018-12-09 11:25:38,673 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2018-12-09 11:25:38,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 11:25:38,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:38,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:38,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:38,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2018-12-09 11:25:38,806 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2018-12-09 11:25:38,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 11:25:38,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:38,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:38,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:38,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:38,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2018-12-09 11:25:38,834 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2018-12-09 11:25:38,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 11:25:38,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:38,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:38,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 106 transitions. [2018-12-09 11:25:38,858 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2018-12-09 11:25:38,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 11:25:38,858 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:38,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:38,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:38,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2018-12-09 11:25:38,922 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2018-12-09 11:25:38,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 11:25:38,922 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:38,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:38,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:38,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 71 states and 102 transitions. [2018-12-09 11:25:38,943 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2018-12-09 11:25:38,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 11:25:38,943 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 100 transitions. [2018-12-09 11:25:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2018-12-09 11:25:38,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 11:25:38,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:38,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:38,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 104 transitions. [2018-12-09 11:25:38,994 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2018-12-09 11:25:38,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 11:25:38,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 108 transitions. [2018-12-09 11:25:39,071 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2018-12-09 11:25:39,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 11:25:39,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 106 transitions. [2018-12-09 11:25:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2018-12-09 11:25:39,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 11:25:39,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 71 states and 100 transitions. [2018-12-09 11:25:39,116 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2018-12-09 11:25:39,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 11:25:39,118 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 114 transitions. [2018-12-09 11:25:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2018-12-09 11:25:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 11:25:39,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 78 states and 112 transitions. [2018-12-09 11:25:39,459 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2018-12-09 11:25:39,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 11:25:39,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 112 transitions. [2018-12-09 11:25:39,488 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2018-12-09 11:25:39,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 11:25:39,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 111 transitions. [2018-12-09 11:25:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2018-12-09 11:25:39,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-09 11:25:39,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 108 transitions. [2018-12-09 11:25:39,562 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2018-12-09 11:25:39,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-09 11:25:39,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 111 transitions. [2018-12-09 11:25:39,690 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2018-12-09 11:25:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 11:25:39,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:39,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:39,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 105 transitions. [2018-12-09 11:25:39,706 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2018-12-09 11:25:39,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 11:25:39,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:39,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:40,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:40,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 80 states and 119 transitions. [2018-12-09 11:25:40,229 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2018-12-09 11:25:40,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 11:25:40,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:40,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:40,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:40,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 86 states and 130 transitions. [2018-12-09 11:25:40,683 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2018-12-09 11:25:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 11:25:40,684 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:40,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 87 states and 130 transitions. [2018-12-09 11:25:40,708 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-12-09 11:25:40,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 11:25:40,709 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:40,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:40,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:40,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:40,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 89 states and 133 transitions. [2018-12-09 11:25:40,783 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-12-09 11:25:40,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 11:25:40,784 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:40,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:40,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:40,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 93 states and 140 transitions. [2018-12-09 11:25:40,955 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 140 transitions. [2018-12-09 11:25:40,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 11:25:40,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:41,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:41,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:41,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 101 states and 158 transitions. [2018-12-09 11:25:41,755 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2018-12-09 11:25:41,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 11:25:41,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:41,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:41,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:41,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 100 states and 155 transitions. [2018-12-09 11:25:41,766 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2018-12-09 11:25:41,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 11:25:41,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:41,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:41,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 104 states and 163 transitions. [2018-12-09 11:25:41,883 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 163 transitions. [2018-12-09 11:25:41,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 11:25:41,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:41,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:41,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 109 states and 173 transitions. [2018-12-09 11:25:41,971 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 173 transitions. [2018-12-09 11:25:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 11:25:41,972 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:41,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:43,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 113 states and 182 transitions. [2018-12-09 11:25:43,008 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 182 transitions. [2018-12-09 11:25:43,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 11:25:43,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:43,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:43,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 108 states and 175 transitions. [2018-12-09 11:25:43,160 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 175 transitions. [2018-12-09 11:25:43,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 11:25:43,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:43,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:43,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:43,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 109 states and 176 transitions. [2018-12-09 11:25:43,169 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 176 transitions. [2018-12-09 11:25:43,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 11:25:43,169 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:43,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:43,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:43,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 111 states and 181 transitions. [2018-12-09 11:25:43,815 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 181 transitions. [2018-12-09 11:25:43,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 11:25:43,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:43,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:44,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:44,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 121 states and 211 transitions. [2018-12-09 11:25:44,414 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 211 transitions. [2018-12-09 11:25:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 11:25:44,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:44,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:44,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:44,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 123 states and 218 transitions. [2018-12-09 11:25:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 218 transitions. [2018-12-09 11:25:44,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 11:25:44,770 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:44,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:45,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 125 states and 222 transitions. [2018-12-09 11:25:45,159 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 222 transitions. [2018-12-09 11:25:45,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 11:25:45,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:45,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:45,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:45,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 127 states and 229 transitions. [2018-12-09 11:25:45,584 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 229 transitions. [2018-12-09 11:25:45,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 11:25:45,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 129 states and 234 transitions. [2018-12-09 11:25:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 234 transitions. [2018-12-09 11:25:46,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 11:25:46,032 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:46,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:46,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:46,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 132 states and 239 transitions. [2018-12-09 11:25:46,050 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 239 transitions. [2018-12-09 11:25:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 11:25:46,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:46,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:46,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 133 states and 240 transitions. [2018-12-09 11:25:46,060 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 240 transitions. [2018-12-09 11:25:46,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 11:25:46,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:46,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:46,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 133 states and 239 transitions. [2018-12-09 11:25:46,099 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 239 transitions. [2018-12-09 11:25:46,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 11:25:46,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:46,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 133 states and 238 transitions. [2018-12-09 11:25:46,158 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 238 transitions. [2018-12-09 11:25:46,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 11:25:46,158 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:46,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:46,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:46,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 134 states and 238 transitions. [2018-12-09 11:25:46,174 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 238 transitions. [2018-12-09 11:25:46,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 11:25:46,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:46,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:47,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:47,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 141 states and 250 transitions. [2018-12-09 11:25:47,594 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 250 transitions. [2018-12-09 11:25:47,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 11:25:47,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:47,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:48,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:48,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 131 states and 240 transitions. [2018-12-09 11:25:48,135 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 240 transitions. [2018-12-09 11:25:48,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 11:25:48,136 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:48,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:49,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:49,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 133 states and 243 transitions. [2018-12-09 11:25:49,772 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 243 transitions. [2018-12-09 11:25:49,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 11:25:49,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:50,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:50,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 133 states and 242 transitions. [2018-12-09 11:25:50,221 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 242 transitions. [2018-12-09 11:25:50,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 11:25:50,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:50,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:50,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 136 states and 248 transitions. [2018-12-09 11:25:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 248 transitions. [2018-12-09 11:25:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 11:25:50,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:50,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:52,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:52,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 136 states and 246 transitions. [2018-12-09 11:25:52,581 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 246 transitions. [2018-12-09 11:25:52,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 11:25:52,582 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:52,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:52,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:52,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 137 states and 246 transitions. [2018-12-09 11:25:52,604 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 246 transitions. [2018-12-09 11:25:52,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 11:25:52,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 11:25:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 11:25:52,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 11:25:53,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 11:25:53,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 116 states and 210 transitions. [2018-12-09 11:25:53,071 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 210 transitions. [2018-12-09 11:25:53,071 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 11:25:53,071 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2018-12-09 11:25:53,077 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 11:25:53,302 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-09 11:25:53,308 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-09 11:25:53,309 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-09 11:25:53,309 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,309 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,309 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 11:25:53,310 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,310 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-09 11:25:53,310 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,310 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-09 11:25:53,310 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-09 11:25:53,310 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-09 11:25:53,311 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,311 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,311 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,311 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-09 11:25:53,311 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 11:25:53,311 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-09 11:25:53,312 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-09 11:25:53,312 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,312 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,312 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 11:25:53,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 11:25:53 ImpRootNode [2018-12-09 11:25:53,312 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 11:25:53,313 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 11:25:53,313 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 11:25:53,313 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 11:25:53,313 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 11:25:38" (3/4) ... [2018-12-09 11:25:53,315 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 11:25:53,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2018-12-09 11:25:53,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2018-12-09 11:25:53,324 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-12-09 11:25:53,324 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-09 11:25:53,324 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 11:25:53,375 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3a50dc4c-a5a4-4484-8317-bc7965c7f3a4/bin-2019/ukojak/witness.graphml [2018-12-09 11:25:53,375 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 11:25:53,375 INFO L168 Benchmark]: Toolchain (without parser) took 15503.18 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 496.5 MB). Free memory was 961.4 MB in the beginning and 1.2 GB in the end (delta: -197.4 MB). Peak memory consumption was 299.1 MB. Max. memory is 11.5 GB. [2018-12-09 11:25:53,376 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 11:25:53,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.94 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 945.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 11:25:53,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -187.1 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-12-09 11:25:53,377 INFO L168 Benchmark]: Boogie Preprocessor took 16.64 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 11:25:53,377 INFO L168 Benchmark]: RCFGBuilder took 489.36 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: 86.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. [2018-12-09 11:25:53,377 INFO L168 Benchmark]: CodeCheck took 14682.39 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 359.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -129.8 MB). Peak memory consumption was 229.3 MB. Max. memory is 11.5 GB. [2018-12-09 11:25:53,377 INFO L168 Benchmark]: Witness Printer took 62.24 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-09 11:25:53,378 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, 14.4s OverallTime, 49 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 220909600 SDtfs, -615973748 SDslu, 409647120 SDs, 0 SdLazy, -751343484 SolverSat, 602897912 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13396 GetRequests, 12940 SyntacticMatches, 134 SemanticMatches, 322 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43276 ImplicationChecksByTransitivity, 12.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s 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 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 184.94 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 945.2 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 64.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -187.1 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.64 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 489.36 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: 86.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 11.5 GB. * CodeCheck took 14682.39 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 359.1 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -129.8 MB). Peak memory consumption was 229.3 MB. Max. memory is 11.5 GB. * Witness Printer took 62.24 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...