./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/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 426d9f957077f660214567f7d0d5aaa1a30c29c0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 10:42:53,148 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 10:42:53,150 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 10:42:53,157 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 10:42:53,157 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 10:42:53,158 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 10:42:53,158 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 10:42:53,159 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 10:42:53,160 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 10:42:53,160 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 10:42:53,161 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 10:42:53,161 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 10:42:53,161 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 10:42:53,162 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 10:42:53,162 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 10:42:53,163 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 10:42:53,163 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 10:42:53,164 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 10:42:53,165 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 10:42:53,166 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 10:42:53,166 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 10:42:53,167 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 10:42:53,168 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 10:42:53,168 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 10:42:53,168 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 10:42:53,169 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 10:42:53,169 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 10:42:53,170 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 10:42:53,170 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 10:42:53,171 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 10:42:53,171 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 10:42:53,172 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 10:42:53,172 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 10:42:53,172 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 10:42:53,172 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 10:42:53,173 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 10:42:53,173 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 10:42:53,183 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 10:42:53,183 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 10:42:53,184 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 10:42:53,184 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 10:42:53,185 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 10:42:53,185 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 10:42:53,185 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 10:42:53,185 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 10:42:53,185 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 10:42:53,185 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 10:42:53,186 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 10:42:53,186 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 10:42:53,186 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 10:42:53,186 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 10:42:53,186 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 10:42:53,186 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 10:42:53,186 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 10:42:53,187 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 10:42:53,187 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 10:42:53,187 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 10:42:53,187 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 10:42:53,187 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 10:42:53,187 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 10:42:53,188 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 10:42:53,188 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 10:42:53,188 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 10:42:53,188 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 10:42:53,188 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 10:42:53,188 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 10:42:53,188 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_74801b11-aa62-46e2-95c3-47737b53c3d1/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 -> 426d9f957077f660214567f7d0d5aaa1a30c29c0 [2018-12-02 10:42:53,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 10:42:53,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 10:42:53,221 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 10:42:53,222 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 10:42:53,222 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 10:42:53,222 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-02 10:42:53,257 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/data/c48609a1d/854c5b688483458ebe728bf09ef6ff77/FLAGc6c9cae75 [2018-12-02 10:42:53,612 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 10:42:53,613 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/sv-benchmarks/c/product-lines/minepump_spec5_product35_true-unreach-call_false-termination.cil.c [2018-12-02 10:42:53,618 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/data/c48609a1d/854c5b688483458ebe728bf09ef6ff77/FLAGc6c9cae75 [2018-12-02 10:42:53,982 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/data/c48609a1d/854c5b688483458ebe728bf09ef6ff77 [2018-12-02 10:42:53,984 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 10:42:53,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 10:42:53,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 10:42:53,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 10:42:53,988 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 10:42:53,988 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:53" (1/1) ... [2018-12-02 10:42:53,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c1a3593 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:53, skipping insertion in model container [2018-12-02 10:42:53,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:53" (1/1) ... [2018-12-02 10:42:53,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 10:42:54,023 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 10:42:54,202 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:42:54,248 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 10:42:54,297 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:42:54,316 INFO L195 MainTranslator]: Completed translation [2018-12-02 10:42:54,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54 WrapperNode [2018-12-02 10:42:54,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 10:42:54,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 10:42:54,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 10:42:54,317 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 10:42:54,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 10:42:54,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 10:42:54,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 10:42:54,347 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 10:42:54,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 10:42:54,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 10:42:54,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 10:42:54,365 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 10:42:54,365 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/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 [2018-12-02 10:42:54,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 10:42:54,396 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 10:42:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 10:42:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 10:42:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 10:42:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 10:42:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 10:42:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 10:42:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 10:42:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 10:42:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 10:42:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 10:42:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 10:42:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 10:42:54,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 10:42:54,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 10:42:54,787 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 10:42:54,787 INFO L280 CfgBuilder]: Removed 42 assue(true) statements. [2018-12-02 10:42:54,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:54 BoogieIcfgContainer [2018-12-02 10:42:54,787 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 10:42:54,788 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 10:42:54,788 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 10:42:54,794 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 10:42:54,794 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:54" (1/1) ... [2018-12-02 10:42:54,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:42:54,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:54,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2018-12-02 10:42:54,823 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2018-12-02 10:42:54,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 10:42:54,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:54,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:54,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:54,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2018-12-02 10:42:54,939 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2018-12-02 10:42:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 10:42:54,940 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:54,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:54,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:54,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2018-12-02 10:42:54,999 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2018-12-02 10:42:55,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 10:42:55,000 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:55,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:55,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:55,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2018-12-02 10:42:55,174 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2018-12-02 10:42:55,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 10:42:55,175 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:55,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 105 transitions. [2018-12-02 10:42:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2018-12-02 10:42:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 10:42:55,577 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:55,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:56,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 82 states and 132 transitions. [2018-12-02 10:42:56,146 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 132 transitions. [2018-12-02 10:42:56,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 10:42:56,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:56,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:57,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:57,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 95 states and 162 transitions. [2018-12-02 10:42:57,096 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 162 transitions. [2018-12-02 10:42:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 10:42:57,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:57,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 10:42:58,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:58,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 100 states and 168 transitions. [2018-12-02 10:42:58,056 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 168 transitions. [2018-12-02 10:42:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 10:42:58,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:58,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 101 states and 169 transitions. [2018-12-02 10:42:58,090 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 169 transitions. [2018-12-02 10:42:58,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-02 10:42:58,092 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:58,137 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:58,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:58,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 110 states and 193 transitions. [2018-12-02 10:42:58,723 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 193 transitions. [2018-12-02 10:42:58,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-02 10:42:58,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:58,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:58,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:58,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 111 states and 194 transitions. [2018-12-02 10:42:58,806 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 194 transitions. [2018-12-02 10:42:58,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 10:42:58,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:58,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:58,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:59,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 116 states and 206 transitions. [2018-12-02 10:42:59,175 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 206 transitions. [2018-12-02 10:42:59,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-02 10:42:59,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:59,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:59,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-02 10:42:59,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:59,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 117 states and 207 transitions. [2018-12-02 10:42:59,213 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 207 transitions. [2018-12-02 10:42:59,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-02 10:42:59,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:59,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:42:59,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:59,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 123 states and 222 transitions. [2018-12-02 10:42:59,658 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 222 transitions. [2018-12-02 10:42:59,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 10:42:59,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:59,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:59,670 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:42:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:59,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 124 states and 223 transitions. [2018-12-02 10:42:59,688 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 223 transitions. [2018-12-02 10:42:59,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-02 10:42:59,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:42:59,701 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:42:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:42:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 128 states and 232 transitions. [2018-12-02 10:42:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 232 transitions. [2018-12-02 10:42:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-02 10:42:59,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:42:59,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:00,033 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 10:43:00,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 133 states and 238 transitions. [2018-12-02 10:43:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 238 transitions. [2018-12-02 10:43:00,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 10:43:00,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:00,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:00,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:00,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 134 states and 239 transitions. [2018-12-02 10:43:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 239 transitions. [2018-12-02 10:43:00,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 10:43:00,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:01,035 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 149 states and 292 transitions. [2018-12-02 10:43:02,842 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 292 transitions. [2018-12-02 10:43:02,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-02 10:43:02,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:03,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:03,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 151 states and 295 transitions. [2018-12-02 10:43:03,138 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 295 transitions. [2018-12-02 10:43:03,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 10:43:03,139 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:03,218 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:03,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:03,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 152 states and 302 transitions. [2018-12-02 10:43:03,233 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 302 transitions. [2018-12-02 10:43:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 10:43:03,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:03,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:03,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 153 states and 303 transitions. [2018-12-02 10:43:03,304 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 303 transitions. [2018-12-02 10:43:03,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 10:43:03,305 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:03,499 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 10:43:05,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:05,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 162 states and 348 transitions. [2018-12-02 10:43:05,679 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 348 transitions. [2018-12-02 10:43:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 10:43:05,680 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:05,725 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 10:43:06,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 166 states and 353 transitions. [2018-12-02 10:43:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 353 transitions. [2018-12-02 10:43:06,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 10:43:06,425 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:06,538 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:07,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:07,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 171 states and 382 transitions. [2018-12-02 10:43:07,574 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 382 transitions. [2018-12-02 10:43:07,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 10:43:07,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:07,862 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:09,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:09,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 177 states and 402 transitions. [2018-12-02 10:43:09,756 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 402 transitions. [2018-12-02 10:43:09,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-12-02 10:43:09,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:09,772 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:10,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:10,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 179 states and 408 transitions. [2018-12-02 10:43:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 408 transitions. [2018-12-02 10:43:10,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 10:43:10,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:10,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 181 states and 408 transitions. [2018-12-02 10:43:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 408 transitions. [2018-12-02 10:43:10,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 10:43:10,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:10,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:10,729 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 10:43:11,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:11,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 184 states and 412 transitions. [2018-12-02 10:43:11,223 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 412 transitions. [2018-12-02 10:43:11,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-12-02 10:43:11,224 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:11,294 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 10:43:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:11,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 185 states and 413 transitions. [2018-12-02 10:43:11,523 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 413 transitions. [2018-12-02 10:43:11,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 10:43:11,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:11,557 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 10:43:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 186 states and 416 transitions. [2018-12-02 10:43:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 416 transitions. [2018-12-02 10:43:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 10:43:11,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:12,083 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-02 10:43:13,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:13,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 188 states and 419 transitions. [2018-12-02 10:43:13,493 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 419 transitions. [2018-12-02 10:43:13,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 10:43:13,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:13,764 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 10:43:14,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:14,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 191 states and 423 transitions. [2018-12-02 10:43:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 423 transitions. [2018-12-02 10:43:14,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-02 10:43:14,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:14,976 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 10:43:19,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:19,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 198 states and 440 transitions. [2018-12-02 10:43:19,584 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 440 transitions. [2018-12-02 10:43:19,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 10:43:19,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:19,697 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 10:43:22,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:22,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 207 states and 468 transitions. [2018-12-02 10:43:22,354 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 468 transitions. [2018-12-02 10:43:22,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-12-02 10:43:22,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:22,455 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 10:43:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 211 states and 476 transitions. [2018-12-02 10:43:25,179 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 476 transitions. [2018-12-02 10:43:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 10:43:25,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:25,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:25,203 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:25,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:25,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 214 states and 484 transitions. [2018-12-02 10:43:25,510 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 484 transitions. [2018-12-02 10:43:25,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 10:43:25,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:25,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:25,558 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 10:43:26,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:26,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 214 states and 482 transitions. [2018-12-02 10:43:26,060 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 482 transitions. [2018-12-02 10:43:26,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-12-02 10:43:26,061 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-02 10:43:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:28,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 219 states and 480 transitions. [2018-12-02 10:43:28,481 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 480 transitions. [2018-12-02 10:43:28,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 10:43:28,481 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:28,631 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-02 10:43:30,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:30,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 221 states and 482 transitions. [2018-12-02 10:43:30,083 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 482 transitions. [2018-12-02 10:43:30,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 10:43:30,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:30,097 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:30,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:30,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 224 states and 492 transitions. [2018-12-02 10:43:30,768 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 492 transitions. [2018-12-02 10:43:30,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 10:43:30,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:30,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:30,782 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:31,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:31,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 228 states and 506 transitions. [2018-12-02 10:43:31,496 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 506 transitions. [2018-12-02 10:43:31,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-02 10:43:31,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:31,508 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:31,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:31,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 229 states and 507 transitions. [2018-12-02 10:43:31,868 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 507 transitions. [2018-12-02 10:43:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 10:43:31,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:31,880 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:31,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:31,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 227 states and 497 transitions. [2018-12-02 10:43:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 497 transitions. [2018-12-02 10:43:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 10:43:31,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:31,918 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:32,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:32,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 228 states and 500 transitions. [2018-12-02 10:43:32,291 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 500 transitions. [2018-12-02 10:43:32,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 10:43:32,291 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:32,301 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:32,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:32,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 227 states and 498 transitions. [2018-12-02 10:43:32,314 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 498 transitions. [2018-12-02 10:43:32,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 10:43:32,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:32,326 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:32,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:32,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 227 states and 497 transitions. [2018-12-02 10:43:32,346 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 497 transitions. [2018-12-02 10:43:32,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-12-02 10:43:32,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:32,359 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:32,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 228 states and 498 transitions. [2018-12-02 10:43:32,374 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 498 transitions. [2018-12-02 10:43:32,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-02 10:43:32,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:32,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:32,386 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 230 states and 499 transitions. [2018-12-02 10:43:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 499 transitions. [2018-12-02 10:43:33,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 10:43:33,027 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:33,037 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:33,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:33,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 231 states and 500 transitions. [2018-12-02 10:43:33,406 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 500 transitions. [2018-12-02 10:43:33,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 10:43:33,407 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:33,426 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:34,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:34,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 232 states and 501 transitions. [2018-12-02 10:43:34,205 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 501 transitions. [2018-12-02 10:43:34,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-12-02 10:43:34,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:34,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:34,219 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-02 10:43:34,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:34,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 233 states and 502 transitions. [2018-12-02 10:43:34,568 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 502 transitions. [2018-12-02 10:43:34,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 10:43:34,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:34,637 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 10:43:35,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:35,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 237 states and 509 transitions. [2018-12-02 10:43:35,132 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 509 transitions. [2018-12-02 10:43:35,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 10:43:35,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:35,190 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 10:43:35,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:35,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 239 states and 510 transitions. [2018-12-02 10:43:35,557 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 510 transitions. [2018-12-02 10:43:35,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 10:43:35,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:35,630 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 10:43:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:35,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 240 states and 511 transitions. [2018-12-02 10:43:35,696 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 511 transitions. [2018-12-02 10:43:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-02 10:43:35,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:35,709 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-02 10:43:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:35,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 238 states and 505 transitions. [2018-12-02 10:43:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 505 transitions. [2018-12-02 10:43:35,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 10:43:35,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:35,803 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 10:43:36,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:36,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 241 states and 511 transitions. [2018-12-02 10:43:36,102 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 511 transitions. [2018-12-02 10:43:36,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 10:43:36,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:36,171 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 35 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 10:43:36,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:36,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 242 states and 512 transitions. [2018-12-02 10:43:36,231 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 512 transitions. [2018-12-02 10:43:36,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 10:43:36,232 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:36,294 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 10:43:36,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 243 states and 514 transitions. [2018-12-02 10:43:36,656 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 514 transitions. [2018-12-02 10:43:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-02 10:43:36,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:36,727 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-02 10:43:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 244 states and 515 transitions. [2018-12-02 10:43:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 515 transitions. [2018-12-02 10:43:36,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 10:43:36,980 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:36,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:36,993 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 10:43:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:40,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 253 states and 539 transitions. [2018-12-02 10:43:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 539 transitions. [2018-12-02 10:43:40,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-02 10:43:40,206 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:40,219 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-02 10:43:40,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:40,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 255 states and 543 transitions. [2018-12-02 10:43:40,658 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 543 transitions. [2018-12-02 10:43:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 10:43:40,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:40,671 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 10:43:41,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 256 states and 545 transitions. [2018-12-02 10:43:41,086 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 545 transitions. [2018-12-02 10:43:41,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 10:43:41,087 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:41,101 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 10:43:43,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 262 states and 563 transitions. [2018-12-02 10:43:43,363 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 563 transitions. [2018-12-02 10:43:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 10:43:43,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 10:43:45,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:45,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 266 states and 575 transitions. [2018-12-02 10:43:45,255 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 575 transitions. [2018-12-02 10:43:45,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 10:43:45,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:45,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:45,272 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 10:43:45,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:45,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 268 states and 578 transitions. [2018-12-02 10:43:45,678 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 578 transitions. [2018-12-02 10:43:45,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-12-02 10:43:45,679 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:45,704 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 10:43:46,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:46,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 270 states and 586 transitions. [2018-12-02 10:43:46,171 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 586 transitions. [2018-12-02 10:43:46,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 10:43:46,172 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:46,250 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 10:43:47,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 270 states and 582 transitions. [2018-12-02 10:43:47,394 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 582 transitions. [2018-12-02 10:43:47,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-02 10:43:47,395 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:47,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:47,492 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-02 10:43:49,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:49,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 274 states and 586 transitions. [2018-12-02 10:43:49,593 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 586 transitions. [2018-12-02 10:43:49,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 10:43:49,593 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:49,606 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 10:43:51,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:51,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 277 states and 599 transitions. [2018-12-02 10:43:51,516 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 599 transitions. [2018-12-02 10:43:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 10:43:51,517 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:51,544 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 10:43:52,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 279 states and 609 transitions. [2018-12-02 10:43:52,470 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 609 transitions. [2018-12-02 10:43:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 10:43:52,471 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 10:43:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:54,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 279 states and 608 transitions. [2018-12-02 10:43:54,949 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 608 transitions. [2018-12-02 10:43:54,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 10:43:54,950 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:54,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 10:43:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:55,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 279 states and 607 transitions. [2018-12-02 10:43:55,859 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 607 transitions. [2018-12-02 10:43:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-02 10:43:55,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:55,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:55,873 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-02 10:43:56,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:56,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 254 states and 517 transitions. [2018-12-02 10:43:56,794 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 517 transitions. [2018-12-02 10:43:56,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 10:43:56,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:56,808 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 10:43:57,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 254 states and 516 transitions. [2018-12-02 10:43:57,287 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 516 transitions. [2018-12-02 10:43:57,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-02 10:43:57,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:57,302 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-02 10:43:57,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:57,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 256 states and 518 transitions. [2018-12-02 10:43:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 518 transitions. [2018-12-02 10:43:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-02 10:43:57,790 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:43:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:43:57,803 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-02 10:43:58,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:43:58,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 183 states and 326 transitions. [2018-12-02 10:43:58,284 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 326 transitions. [2018-12-02 10:43:58,284 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 10:43:58,285 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 77 iterations. [2018-12-02 10:43:58,290 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-02 10:43:58,755 INFO L583 CodeCheckObserver]: Invariant with dag size 19 [2018-12-02 10:43:58,759 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 10:43:58,759 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,759 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 3 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-02 10:43:58,760 INFO L583 CodeCheckObserver]: Invariant with dag size 7 [2018-12-02 10:43:58,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:43:58 ImpRootNode [2018-12-02 10:43:58,760 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 10:43:58,761 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 10:43:58,761 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 10:43:58,761 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 10:43:58,761 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:42:54" (3/4) ... [2018-12-02 10:43:58,763 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 10:43:58,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 10:43:58,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 10:43:58,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 10:43:58,766 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 10:43:58,767 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 10:43:58,767 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 10:43:58,770 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 60 nodes and edges [2018-12-02 10:43:58,770 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-12-02 10:43:58,770 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-02 10:43:58,770 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 10:43:58,771 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 10:43:58,771 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 10:43:58,806 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_74801b11-aa62-46e2-95c3-47737b53c3d1/bin-2019/ukojak/witness.graphml [2018-12-02 10:43:58,806 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 10:43:58,806 INFO L168 Benchmark]: Toolchain (without parser) took 64822.13 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 641.2 MB). Free memory was 949.5 MB in the beginning and 807.2 MB in the end (delta: 142.3 MB). Peak memory consumption was 783.5 MB. Max. memory is 11.5 GB. [2018-12-02 10:43:58,807 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:43:58,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 331.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -135.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2018-12-02 10:43:58,807 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-02 10:43:58,807 INFO L168 Benchmark]: Boogie Preprocessor took 17.37 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:43:58,808 INFO L168 Benchmark]: RCFGBuilder took 422.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 11.5 GB. [2018-12-02 10:43:58,808 INFO L168 Benchmark]: CodeCheck took 63972.89 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 535.8 MB). Free memory was 1.0 GB in the beginning and 807.2 MB in the end (delta: 202.6 MB). Peak memory consumption was 738.4 MB. Max. memory is 11.5 GB. [2018-12-02 10:43:58,808 INFO L168 Benchmark]: Witness Printer took 45.18 ms. Allocated memory is still 1.7 GB. Free memory is still 807.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:43:58,809 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 7 procedures, 73 locations, 1 error locations. SAFE Result, 63.4s OverallTime, 77 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2061653504 SDtfs, 519052592 SDslu, -1481726368 SDs, 0 SdLazy, -1865130024 SolverSat, -1698447884 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 66.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 56563 GetRequests, 55259 SyntacticMatches, 592 SemanticMatches, 712 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254761 ImplicationChecksByTransitivity, 59.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 4219 NumberOfCodeBlocks, 4219 NumberOfCodeBlocksAsserted, 76 NumberOfCheckSat, 4143 ConstructedInterpolants, 0 QuantifiedInterpolants, 456282 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 76 InterpolantComputations, 55 PerfectInterpolantSequences, 2729/2791 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: 44]: 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: 770]: Loop Invariant Derived loop invariant: (!((2 <= waterLevel && waterLevel <= 2) || !(pumpRunning == 0)) || (pumpRunning == switchedOnBeforeTS && pumpRunning == 0)) || (pumpRunning == switchedOnBeforeTS && !(systemActive == 0)) - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: pumpRunning == aux-isPumpRunning()-aux - InvariantResult [Line: 603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: pumpRunning == switchedOnBeforeTS - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 1 == waterLevel && pumpRunning == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 331.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 105.4 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -135.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.78 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.37 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 422.71 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 72.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 11.5 GB. * CodeCheck took 63972.89 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 535.8 MB). Free memory was 1.0 GB in the beginning and 807.2 MB in the end (delta: 202.6 MB). Peak memory consumption was 738.4 MB. Max. memory is 11.5 GB. * Witness Printer took 45.18 ms. Allocated memory is still 1.7 GB. Free memory is still 807.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...