./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_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/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_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/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 [2018-12-03 00:05:14,605 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 00:05:14,606 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 00:05:14,612 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 00:05:14,613 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 00:05:14,613 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 00:05:14,614 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 00:05:14,614 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 00:05:14,615 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 00:05:14,616 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 00:05:14,616 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 00:05:14,616 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 00:05:14,617 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 00:05:14,617 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 00:05:14,618 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 00:05:14,618 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 00:05:14,618 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 00:05:14,619 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 00:05:14,620 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 00:05:14,621 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 00:05:14,621 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 00:05:14,622 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 00:05:14,623 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 00:05:14,623 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 00:05:14,623 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 00:05:14,623 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 00:05:14,624 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 00:05:14,624 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 00:05:14,625 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 00:05:14,625 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 00:05:14,625 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 00:05:14,626 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 00:05:14,626 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 00:05:14,626 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 00:05:14,626 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 00:05:14,627 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 00:05:14,627 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-03 00:05:14,634 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 00:05:14,634 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 00:05:14,634 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 00:05:14,635 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-03 00:05:14,635 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 00:05:14,635 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 00:05:14,635 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 00:05:14,635 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 00:05:14,635 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 00:05:14,635 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 00:05:14,636 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 00:05:14,636 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 00:05:14,636 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 00:05:14,636 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 00:05:14,636 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 00:05:14,636 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 00:05:14,636 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 00:05:14,636 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 00:05:14,636 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-03 00:05:14,636 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-03 00:05:14,636 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 00:05:14,637 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 00:05:14,637 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-03 00:05:14,637 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 00:05:14,637 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 00:05:14,637 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 00:05:14,637 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-03 00:05:14,637 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 00:05:14,637 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 00:05:14,637 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/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 [2018-12-03 00:05:14,655 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 00:05:14,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 00:05:14,667 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 00:05:14,668 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 00:05:14,668 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 00:05:14,669 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/../../sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-12-03 00:05:14,708 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/data/af151645a/cc0c1271493a4d01b8a59642231eab24/FLAGadcf81dc8 [2018-12-03 00:05:15,151 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 00:05:15,152 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/sv-benchmarks/c/ntdrivers-simplified/kbfiltr_simpl1_true-unreach-call_true-valid-memsafety_true-termination.cil.c [2018-12-03 00:05:15,157 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/data/af151645a/cc0c1271493a4d01b8a59642231eab24/FLAGadcf81dc8 [2018-12-03 00:05:15,165 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/data/af151645a/cc0c1271493a4d01b8a59642231eab24 [2018-12-03 00:05:15,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 00:05:15,168 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 00:05:15,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 00:05:15,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 00:05:15,170 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 00:05:15,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9691a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15, skipping insertion in model container [2018-12-03 00:05:15,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 00:05:15,194 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 00:05:15,308 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 00:05:15,310 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 00:05:15,337 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 00:05:15,347 INFO L195 MainTranslator]: Completed translation [2018-12-03 00:05:15,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15 WrapperNode [2018-12-03 00:05:15,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 00:05:15,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 00:05:15,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 00:05:15,348 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 00:05:15,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,358 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,404 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 00:05:15,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 00:05:15,405 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 00:05:15,405 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 00:05:15,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 00:05:15,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 00:05:15,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 00:05:15,422 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 00:05:15,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:05:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/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 [2018-12-03 00:05:15,454 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2018-12-03 00:05:15,454 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2018-12-03 00:05:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2018-12-03 00:05:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2018-12-03 00:05:15,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 00:05:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 00:05:15,525 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-03 00:05:15,525 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-03 00:05:15,528 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-03 00:05:15,528 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-03 00:05:15,530 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-03 00:05:15,530 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-03 00:05:15,696 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-03 00:05:15,696 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-03 00:05:15,901 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 00:05:15,901 INFO L280 CfgBuilder]: Removed 20 assue(true) statements. [2018-12-03 00:05:15,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:05:15 BoogieIcfgContainer [2018-12-03 00:05:15,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 00:05:15,902 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-03 00:05:15,902 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-03 00:05:15,908 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-03 00:05:15,909 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:05:15" (1/1) ... [2018-12-03 00:05:15,915 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 00:05:15,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:15,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 76 states and 122 transitions. [2018-12-03 00:05:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 122 transitions. [2018-12-03 00:05:15,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-03 00:05:15,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 109 transitions. [2018-12-03 00:05:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 109 transitions. [2018-12-03 00:05:16,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-03 00:05:16,060 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2018-12-03 00:05:16,090 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2018-12-03 00:05:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-03 00:05:16,090 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 73 states and 106 transitions. [2018-12-03 00:05:16,134 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2018-12-03 00:05:16,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-03 00:05:16,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 72 states and 104 transitions. [2018-12-03 00:05:16,204 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2018-12-03 00:05:16,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-03 00:05:16,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 71 states and 102 transitions. [2018-12-03 00:05:16,228 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2018-12-03 00:05:16,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-03 00:05:16,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 70 states and 100 transitions. [2018-12-03 00:05:16,248 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 100 transitions. [2018-12-03 00:05:16,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-03 00:05:16,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 72 states and 104 transitions. [2018-12-03 00:05:16,284 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 104 transitions. [2018-12-03 00:05:16,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-03 00:05:16,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 108 transitions. [2018-12-03 00:05:16,369 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2018-12-03 00:05:16,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-03 00:05:16,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 106 transitions. [2018-12-03 00:05:16,398 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2018-12-03 00:05:16,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-03 00:05:16,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 71 states and 100 transitions. [2018-12-03 00:05:16,425 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2018-12-03 00:05:16,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-03 00:05:16,428 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 114 transitions. [2018-12-03 00:05:16,668 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 114 transitions. [2018-12-03 00:05:16,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-03 00:05:16,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 78 states and 112 transitions. [2018-12-03 00:05:16,784 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2018-12-03 00:05:16,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-03 00:05:16,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 112 transitions. [2018-12-03 00:05:16,811 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2018-12-03 00:05:16,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-03 00:05:16,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 111 transitions. [2018-12-03 00:05:16,849 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2018-12-03 00:05:16,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-03 00:05:16,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:16,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 108 transitions. [2018-12-03 00:05:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2018-12-03 00:05:16,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-03 00:05:16,887 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:17,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 79 states and 111 transitions. [2018-12-03 00:05:17,025 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 111 transitions. [2018-12-03 00:05:17,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-03 00:05:17,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:17,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:17,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:17,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 105 transitions. [2018-12-03 00:05:17,043 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 105 transitions. [2018-12-03 00:05:17,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-03 00:05:17,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:17,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:17,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:17,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 80 states and 119 transitions. [2018-12-03 00:05:17,589 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2018-12-03 00:05:17,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-03 00:05:17,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:18,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:18,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 86 states and 130 transitions. [2018-12-03 00:05:18,042 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2018-12-03 00:05:18,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-03 00:05:18,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:18,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:18,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:18,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 87 states and 130 transitions. [2018-12-03 00:05:18,070 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2018-12-03 00:05:18,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-03 00:05:18,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:18,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:18,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:18,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 89 states and 133 transitions. [2018-12-03 00:05:18,141 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2018-12-03 00:05:18,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-03 00:05:18,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:18,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:18,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:18,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 93 states and 140 transitions. [2018-12-03 00:05:18,346 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 140 transitions. [2018-12-03 00:05:18,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-03 00:05:18,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:18,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:18,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:19,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 101 states and 158 transitions. [2018-12-03 00:05:19,124 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2018-12-03 00:05:19,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-03 00:05:19,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:19,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:19,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 100 states and 155 transitions. [2018-12-03 00:05:19,141 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2018-12-03 00:05:19,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-03 00:05:19,142 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:19,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:19,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:19,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 104 states and 163 transitions. [2018-12-03 00:05:19,274 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 163 transitions. [2018-12-03 00:05:19,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-03 00:05:19,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:19,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:19,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:19,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:19,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 109 states and 173 transitions. [2018-12-03 00:05:19,359 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 173 transitions. [2018-12-03 00:05:19,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-03 00:05:19,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:19,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:20,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:20,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 113 states and 182 transitions. [2018-12-03 00:05:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 182 transitions. [2018-12-03 00:05:20,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-03 00:05:20,383 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:20,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:20,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 108 states and 175 transitions. [2018-12-03 00:05:20,535 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 175 transitions. [2018-12-03 00:05:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-03 00:05:20,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:20,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:20,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 109 states and 176 transitions. [2018-12-03 00:05:20,544 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 176 transitions. [2018-12-03 00:05:20,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-03 00:05:20,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:20,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:21,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:21,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 111 states and 181 transitions. [2018-12-03 00:05:21,226 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 181 transitions. [2018-12-03 00:05:21,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-03 00:05:21,227 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:21,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:21,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 121 states and 211 transitions. [2018-12-03 00:05:21,833 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 211 transitions. [2018-12-03 00:05:21,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-03 00:05:21,834 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:21,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:21,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:22,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 123 states and 218 transitions. [2018-12-03 00:05:22,246 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 218 transitions. [2018-12-03 00:05:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-03 00:05:22,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:22,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:22,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:22,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 125 states and 223 transitions. [2018-12-03 00:05:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 223 transitions. [2018-12-03 00:05:22,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-03 00:05:22,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:22,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:22,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:23,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:23,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 127 states and 230 transitions. [2018-12-03 00:05:23,045 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 230 transitions. [2018-12-03 00:05:23,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-03 00:05:23,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:23,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:23,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:23,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 129 states and 234 transitions. [2018-12-03 00:05:23,463 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 234 transitions. [2018-12-03 00:05:23,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-03 00:05:23,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:23,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:23,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 132 states and 239 transitions. [2018-12-03 00:05:23,497 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 239 transitions. [2018-12-03 00:05:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-03 00:05:23,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:23,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:23,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:23,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:23,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 133 states and 240 transitions. [2018-12-03 00:05:23,507 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 240 transitions. [2018-12-03 00:05:23,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-03 00:05:23,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:23,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:23,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:23,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:23,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 133 states and 239 transitions. [2018-12-03 00:05:23,547 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 239 transitions. [2018-12-03 00:05:23,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-03 00:05:23,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:23,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:23,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:23,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 133 states and 238 transitions. [2018-12-03 00:05:23,584 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 238 transitions. [2018-12-03 00:05:23,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-03 00:05:23,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:23,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:23,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:23,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 134 states and 238 transitions. [2018-12-03 00:05:23,602 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 238 transitions. [2018-12-03 00:05:23,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-03 00:05:23,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:23,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:24,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:24,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 141 states and 249 transitions. [2018-12-03 00:05:24,971 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 249 transitions. [2018-12-03 00:05:24,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-03 00:05:24,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:24,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:25,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:25,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 131 states and 240 transitions. [2018-12-03 00:05:25,455 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 240 transitions. [2018-12-03 00:05:25,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-03 00:05:25,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:25,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:26,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:26,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 133 states and 243 transitions. [2018-12-03 00:05:26,307 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 243 transitions. [2018-12-03 00:05:26,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-03 00:05:26,308 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:26,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:26,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 133 states and 242 transitions. [2018-12-03 00:05:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 242 transitions. [2018-12-03 00:05:26,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-03 00:05:26,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:26,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:27,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 136 states and 248 transitions. [2018-12-03 00:05:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 248 transitions. [2018-12-03 00:05:27,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-03 00:05:27,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:27,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:28,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:28,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 136 states and 246 transitions. [2018-12-03 00:05:28,956 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 246 transitions. [2018-12-03 00:05:28,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-03 00:05:28,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:28,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:28,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 137 states and 246 transitions. [2018-12-03 00:05:28,992 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 246 transitions. [2018-12-03 00:05:28,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-03 00:05:28,993 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 00:05:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 00:05:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 00:05:29,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 00:05:29,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 116 states and 210 transitions. [2018-12-03 00:05:29,468 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 210 transitions. [2018-12-03 00:05:29,468 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-03 00:05:29,468 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 49 iterations. [2018-12-03 00:05:29,474 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-03 00:05:29,673 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-03 00:05:29,679 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-03 00:05:29,680 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-03 00:05:29,680 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,681 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,681 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-03 00:05:29,681 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,681 INFO L583 CodeCheckObserver]: Invariant with dag size 10 [2018-12-03 00:05:29,682 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,682 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-03 00:05:29,682 INFO L583 CodeCheckObserver]: Invariant with dag size 6 [2018-12-03 00:05:29,682 INFO L583 CodeCheckObserver]: Invariant with dag size 12 [2018-12-03 00:05:29,683 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,683 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,683 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,683 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-03 00:05:29,684 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-03 00:05:29,684 INFO L583 CodeCheckObserver]: Invariant with dag size 15 [2018-12-03 00:05:29,684 INFO L583 CodeCheckObserver]: Invariant with dag size 9 [2018-12-03 00:05:29,685 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,685 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,685 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-03 00:05:29,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:05:29 ImpRootNode [2018-12-03 00:05:29,685 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-03 00:05:29,686 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 00:05:29,686 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 00:05:29,686 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 00:05:29,686 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:05:15" (3/4) ... [2018-12-03 00:05:29,689 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-03 00:05:29,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure errorFn [2018-12-03 00:05:29,693 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IofCallDriver [2018-12-03 00:05:29,700 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2018-12-03 00:05:29,701 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-03 00:05:29,701 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-03 00:05:29,770 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_384096bd-8e7e-4633-a4ee-772c76bcbe83/bin-2019/ukojak/witness.graphml [2018-12-03 00:05:29,770 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 00:05:29,771 INFO L168 Benchmark]: Toolchain (without parser) took 14603.74 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 492.8 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -113.6 MB). Peak memory consumption was 379.3 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:29,772 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 00:05:29,772 INFO L168 Benchmark]: CACSL2BoogieTranslator took 179.08 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 940.9 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:29,772 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:29,773 INFO L168 Benchmark]: Boogie Preprocessor took 16.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 00:05:29,773 INFO L168 Benchmark]: RCFGBuilder took 480.00 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: 87.4 MB). Peak memory consumption was 87.4 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:29,773 INFO L168 Benchmark]: CodeCheck took 13783.47 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 346.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -33.2 MB). Peak memory consumption was 313.3 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:29,773 INFO L168 Benchmark]: Witness Printer took 84.58 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2018-12-03 00:05:29,774 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, 13.5s OverallTime, 49 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 220909600 SDtfs, -615973748 SDslu, 409647120 SDs, 0 SdLazy, -751147388 SolverSat, 602897912 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13316 GetRequests, 12860 SyntacticMatches, 134 SemanticMatches, 322 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43260 ImplicationChecksByTransitivity, 11.8s 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 179.08 ms. Allocated memory is still 1.0 GB. Free memory was 957.1 MB in the beginning and 940.9 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 57.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.3 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.87 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 480.00 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: 87.4 MB). Peak memory consumption was 87.4 MB. Max. memory is 11.5 GB. * CodeCheck took 13783.47 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 346.6 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -33.2 MB). Peak memory consumption was 313.3 MB. Max. memory is 11.5 GB. * Witness Printer took 84.58 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...