./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ssh-simplified/s3_srvr_12_false-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_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ssh-simplified/s3_srvr_12_false-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/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 944a0f8e72be5c35a0f511b0309102d972799eb1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 03:14:08,172 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 03:14:08,173 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 03:14:08,179 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 03:14:08,180 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 03:14:08,180 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 03:14:08,181 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 03:14:08,182 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 03:14:08,182 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 03:14:08,183 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 03:14:08,183 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 03:14:08,183 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 03:14:08,184 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 03:14:08,184 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 03:14:08,185 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 03:14:08,185 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 03:14:08,186 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 03:14:08,186 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 03:14:08,187 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 03:14:08,188 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 03:14:08,189 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 03:14:08,189 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 03:14:08,190 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 03:14:08,190 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 03:14:08,191 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 03:14:08,191 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 03:14:08,191 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 03:14:08,192 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 03:14:08,192 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 03:14:08,193 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 03:14:08,193 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 03:14:08,193 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 03:14:08,193 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 03:14:08,193 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 03:14:08,194 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 03:14:08,194 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 03:14:08,194 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 03:14:08,202 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 03:14:08,202 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 03:14:08,202 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 03:14:08,203 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 03:14:08,203 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 03:14:08,203 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 03:14:08,203 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 03:14:08,203 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 03:14:08,203 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 03:14:08,203 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 03:14:08,203 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 03:14:08,204 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 03:14:08,204 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 03:14:08,204 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 03:14:08,204 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 03:14:08,204 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 03:14:08,204 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 03:14:08,204 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 03:14:08,204 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 03:14:08,204 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 03:14:08,204 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 03:14:08,204 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 03:14:08,205 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 03:14:08,205 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 03:14:08,205 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 03:14:08,205 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 03:14:08,205 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 03:14:08,205 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 03:14:08,205 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 03:14:08,205 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_2bc776b1-d97b-4572-b408-13cfd53c131c/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 -> 944a0f8e72be5c35a0f511b0309102d972799eb1 [2018-12-09 03:14:08,222 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 03:14:08,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 03:14:08,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 03:14:08,232 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 03:14:08,232 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 03:14:08,232 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/../../sv-benchmarks/c/ssh-simplified/s3_srvr_12_false-unreach-call_false-termination.cil.c [2018-12-09 03:14:08,265 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/data/87fc257c1/4a9ceab03a5e4e219256096a59001ea3/FLAGbc8db0f5f [2018-12-09 03:14:08,695 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 03:14:08,695 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/sv-benchmarks/c/ssh-simplified/s3_srvr_12_false-unreach-call_false-termination.cil.c [2018-12-09 03:14:08,701 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/data/87fc257c1/4a9ceab03a5e4e219256096a59001ea3/FLAGbc8db0f5f [2018-12-09 03:14:08,709 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/data/87fc257c1/4a9ceab03a5e4e219256096a59001ea3 [2018-12-09 03:14:08,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 03:14:08,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 03:14:08,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 03:14:08,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 03:14:08,714 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 03:14:08,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a347b11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08, skipping insertion in model container [2018-12-09 03:14:08,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 03:14:08,740 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 03:14:08,861 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:14:08,863 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 03:14:08,898 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:14:08,938 INFO L195 MainTranslator]: Completed translation [2018-12-09 03:14:08,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08 WrapperNode [2018-12-09 03:14:08,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 03:14:08,939 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 03:14:08,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 03:14:08,939 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 03:14:08,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,949 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 03:14:08,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 03:14:08,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 03:14:08,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 03:14:08,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,981 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... [2018-12-09 03:14:08,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 03:14:08,990 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 03:14:08,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 03:14:08,990 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 03:14:08,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:14:08" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 03:14:09,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 03:14:09,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 03:14:09,083 WARN L650 $ProcedureCfgBuilder]: Two Gotos in a row! There was dead code [2018-12-09 03:14:09,084 WARN L615 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-12-09 03:14:09,618 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 03:14:09,618 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 03:14:09,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:14:09 BoogieIcfgContainer [2018-12-09 03:14:09,619 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 03:14:09,619 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 03:14:09,619 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 03:14:09,628 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 03:14:09,628 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:14:09" (1/1) ... [2018-12-09 03:14:09,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:14:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 120 states and 210 transitions. [2018-12-09 03:14:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 210 transitions. [2018-12-09 03:14:09,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 03:14:09,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:09,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:09,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:09,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 122 states and 210 transitions. [2018-12-09 03:14:09,788 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 210 transitions. [2018-12-09 03:14:09,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-09 03:14:09,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:09,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:09,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:09,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 125 states and 213 transitions. [2018-12-09 03:14:09,874 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 213 transitions. [2018-12-09 03:14:09,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 03:14:09,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:09,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:09,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:09,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 129 states and 217 transitions. [2018-12-09 03:14:09,967 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 217 transitions. [2018-12-09 03:14:09,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 03:14:09,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:09,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:10,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:10,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 136 states and 224 transitions. [2018-12-09 03:14:10,106 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 224 transitions. [2018-12-09 03:14:10,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-09 03:14:10,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:10,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:10,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:10,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 145 states and 233 transitions. [2018-12-09 03:14:10,255 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 233 transitions. [2018-12-09 03:14:10,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 03:14:10,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:10,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:10,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:10,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 150 states and 238 transitions. [2018-12-09 03:14:10,430 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 238 transitions. [2018-12-09 03:14:10,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-09 03:14:10,431 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:10,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:10,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:10,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 158 states and 246 transitions. [2018-12-09 03:14:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 246 transitions. [2018-12-09 03:14:10,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-09 03:14:10,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:10,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:10,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 164 states and 252 transitions. [2018-12-09 03:14:10,910 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 252 transitions. [2018-12-09 03:14:10,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-09 03:14:10,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:10,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:10,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:11,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:11,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 180 states and 294 transitions. [2018-12-09 03:14:11,787 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 294 transitions. [2018-12-09 03:14:11,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-09 03:14:11,788 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:12,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:12,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 191 states and 306 transitions. [2018-12-09 03:14:12,471 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 306 transitions. [2018-12-09 03:14:12,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 03:14:12,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:12,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:13,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 203 states and 319 transitions. [2018-12-09 03:14:13,282 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 319 transitions. [2018-12-09 03:14:13,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-09 03:14:13,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:13,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:13,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:14,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:14,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 216 states and 333 transitions. [2018-12-09 03:14:14,251 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 333 transitions. [2018-12-09 03:14:14,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-09 03:14:14,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:14,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 230 states and 348 transitions. [2018-12-09 03:14:16,096 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 348 transitions. [2018-12-09 03:14:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-12-09 03:14:16,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:16,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:18,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:18,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 245 states and 364 transitions. [2018-12-09 03:14:18,946 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 364 transitions. [2018-12-09 03:14:18,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-12-09 03:14:18,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:18,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:21,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:21,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 261 states and 381 transitions. [2018-12-09 03:14:21,401 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 381 transitions. [2018-12-09 03:14:21,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-12-09 03:14:21,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:21,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:21,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:23,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 280 states and 401 transitions. [2018-12-09 03:14:23,555 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 401 transitions. [2018-12-09 03:14:23,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-12-09 03:14:23,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:26,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:26,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 300 states and 422 transitions. [2018-12-09 03:14:26,197 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 422 transitions. [2018-12-09 03:14:26,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-12-09 03:14:26,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:28,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:28,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 317 states and 440 transitions. [2018-12-09 03:14:28,671 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 440 transitions. [2018-12-09 03:14:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 03:14:28,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:28,752 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:28,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:28,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 320 states and 451 transitions. [2018-12-09 03:14:28,996 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 451 transitions. [2018-12-09 03:14:28,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 03:14:28,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:29,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:33,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 338 states and 470 transitions. [2018-12-09 03:14:33,378 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 470 transitions. [2018-12-09 03:14:33,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-12-09 03:14:33,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:33,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:36,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:36,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 349 states and 481 transitions. [2018-12-09 03:14:36,318 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 481 transitions. [2018-12-09 03:14:36,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 03:14:36,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:36,384 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:36,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:36,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 352 states and 490 transitions. [2018-12-09 03:14:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 490 transitions. [2018-12-09 03:14:36,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 03:14:36,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:36,627 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:43,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:43,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 357 states and 502 transitions. [2018-12-09 03:14:43,437 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 502 transitions. [2018-12-09 03:14:43,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-12-09 03:14:43,438 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:43,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:43,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:47,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:47,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 379 states and 525 transitions. [2018-12-09 03:14:47,629 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 525 transitions. [2018-12-09 03:14:47,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 03:14:47,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:47,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:14:53,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:14:53,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 402 states and 549 transitions. [2018-12-09 03:14:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 549 transitions. [2018-12-09 03:14:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-12-09 03:14:53,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:14:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:14:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:01,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:01,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 432 states and 580 transitions. [2018-12-09 03:15:01,518 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 580 transitions. [2018-12-09 03:15:01,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-12-09 03:15:01,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:01,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:07,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:07,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 463 states and 612 transitions. [2018-12-09 03:15:07,025 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 612 transitions. [2018-12-09 03:15:07,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 03:15:07,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:07,033 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:07,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:07,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 467 states and 624 transitions. [2018-12-09 03:15:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 624 transitions. [2018-12-09 03:15:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-12-09 03:15:07,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:07,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:19,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:19,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 491 states and 649 transitions. [2018-12-09 03:15:19,505 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 649 transitions. [2018-12-09 03:15:19,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 03:15:19,506 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:19,522 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 03:15:19,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:19,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 496 states and 658 transitions. [2018-12-09 03:15:19,538 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 658 transitions. [2018-12-09 03:15:19,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 03:15:19,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:19,549 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:19,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:19,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 500 states and 670 transitions. [2018-12-09 03:15:19,764 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 670 transitions. [2018-12-09 03:15:19,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 03:15:19,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:19,772 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:19,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 501 states and 671 transitions. [2018-12-09 03:15:19,780 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 671 transitions. [2018-12-09 03:15:19,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 03:15:19,780 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:19,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:19,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:30,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:30,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 527 states and 698 transitions. [2018-12-09 03:15:30,097 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 698 transitions. [2018-12-09 03:15:30,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-09 03:15:30,098 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:30,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:38,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 552 states and 724 transitions. [2018-12-09 03:15:38,862 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 724 transitions. [2018-12-09 03:15:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 03:15:38,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:38,872 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:38,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:38,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 553 states and 725 transitions. [2018-12-09 03:15:38,911 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 725 transitions. [2018-12-09 03:15:38,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-12-09 03:15:38,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:39,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:49,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:49,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 580 states and 753 transitions. [2018-12-09 03:15:49,837 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 753 transitions. [2018-12-09 03:15:49,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 03:15:49,837 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:49,957 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:15:50,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:15:50,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 585 states and 760 transitions. [2018-12-09 03:15:50,346 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 760 transitions. [2018-12-09 03:15:50,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-12-09 03:15:50,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:15:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:15:50,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:16:03,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:16:03,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 613 states and 789 transitions. [2018-12-09 03:16:03,556 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 789 transitions. [2018-12-09 03:16:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2018-12-09 03:16:03,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:16:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:16:03,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:16:23,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:16:23,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 642 states and 819 transitions. [2018-12-09 03:16:23,063 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 819 transitions. [2018-12-09 03:16:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 03:16:23,063 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:16:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:16:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:16:39,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:16:39,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 674 states and 852 transitions. [2018-12-09 03:16:39,325 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 852 transitions. [2018-12-09 03:16:39,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-12-09 03:16:39,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:16:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:16:39,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:16:58,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:16:58,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 708 states and 887 transitions. [2018-12-09 03:16:58,729 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 887 transitions. [2018-12-09 03:16:58,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 03:16:58,729 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:16:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:16:58,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:17:22,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:22,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 741 states and 921 transitions. [2018-12-09 03:17:22,467 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 921 transitions. [2018-12-09 03:17:22,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-09 03:17:22,467 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:22,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:17:40,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:40,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 776 states and 957 transitions. [2018-12-09 03:17:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 957 transitions. [2018-12-09 03:17:40,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-12-09 03:17:40,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:40,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:42,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 778 states and 961 transitions. [2018-12-09 03:17:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 961 transitions. [2018-12-09 03:17:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 03:17:42,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:17:42,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:42,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 778 states and 960 transitions. [2018-12-09 03:17:42,724 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 960 transitions. [2018-12-09 03:17:42,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-12-09 03:17:42,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:42,860 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:44,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:44,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 784 states and 974 transitions. [2018-12-09 03:17:44,081 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 974 transitions. [2018-12-09 03:17:44,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 03:17:44,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:44,097 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:17:44,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:44,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 786 states and 977 transitions. [2018-12-09 03:17:44,106 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 977 transitions. [2018-12-09 03:17:44,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 03:17:44,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:44,141 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:44,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:44,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 784 states and 972 transitions. [2018-12-09 03:17:44,247 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 972 transitions. [2018-12-09 03:17:44,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-12-09 03:17:44,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:44,255 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:17:45,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 788 states and 987 transitions. [2018-12-09 03:17:45,246 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 987 transitions. [2018-12-09 03:17:45,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 03:17:45,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:45,374 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:45,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:45,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 788 states and 986 transitions. [2018-12-09 03:17:45,752 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 986 transitions. [2018-12-09 03:17:45,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-12-09 03:17:45,752 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:45,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:45,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 790 states and 989 transitions. [2018-12-09 03:17:45,775 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 989 transitions. [2018-12-09 03:17:45,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-09 03:17:45,775 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:45,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:46,051 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 787 states and 974 transitions. [2018-12-09 03:17:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 974 transitions. [2018-12-09 03:17:48,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-12-09 03:17:48,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:48,683 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:49,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:49,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 787 states and 973 transitions. [2018-12-09 03:17:49,378 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 973 transitions. [2018-12-09 03:17:49,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-09 03:17:49,378 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:17:49,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:49,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 791 states and 999 transitions. [2018-12-09 03:17:49,876 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 999 transitions. [2018-12-09 03:17:49,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 03:17:49,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:52,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:52,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 795 states and 1008 transitions. [2018-12-09 03:17:52,496 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1008 transitions. [2018-12-09 03:17:52,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 03:17:52,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:17:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 798 states and 1020 transitions. [2018-12-09 03:17:53,355 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1020 transitions. [2018-12-09 03:17:53,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 03:17:53,355 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:53,519 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:17:53,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 800 states and 1024 transitions. [2018-12-09 03:17:53,930 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1024 transitions. [2018-12-09 03:17:53,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-12-09 03:17:53,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:53,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:54,072 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:55,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:55,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 800 states and 1023 transitions. [2018-12-09 03:17:55,336 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1023 transitions. [2018-12-09 03:17:55,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 03:17:55,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:55,343 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:17:56,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:56,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 804 states and 1031 transitions. [2018-12-09 03:17:56,509 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1031 transitions. [2018-12-09 03:17:56,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 03:17:56,510 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 03:17:57,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:57,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 807 states and 1043 transitions. [2018-12-09 03:17:57,377 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1043 transitions. [2018-12-09 03:17:57,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 03:17:57,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:57,546 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:17:58,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:17:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 812 states and 1058 transitions. [2018-12-09 03:17:58,498 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1058 transitions. [2018-12-09 03:17:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 03:17:58,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:17:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:17:58,552 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 31 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:18:00,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:00,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 815 states and 1070 transitions. [2018-12-09 03:18:00,282 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1070 transitions. [2018-12-09 03:18:00,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 03:18:00,283 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:00,314 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 29 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:18:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 818 states and 1082 transitions. [2018-12-09 03:18:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1082 transitions. [2018-12-09 03:18:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 03:18:04,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:04,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:04,784 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:18:05,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:05,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 819 states and 1084 transitions. [2018-12-09 03:18:05,194 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1084 transitions. [2018-12-09 03:18:05,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-12-09 03:18:05,194 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:05,201 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:18:07,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:07,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 827 states and 1111 transitions. [2018-12-09 03:18:07,144 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1111 transitions. [2018-12-09 03:18:07,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 03:18:07,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:07,153 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:18:07,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:07,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 828 states and 1112 transitions. [2018-12-09 03:18:07,170 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1112 transitions. [2018-12-09 03:18:07,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 03:18:07,171 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:07,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:07,178 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:18:07,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:07,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 826 states and 1108 transitions. [2018-12-09 03:18:07,188 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1108 transitions. [2018-12-09 03:18:07,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 03:18:07,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:18:08,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 829 states and 1117 transitions. [2018-12-09 03:18:08,752 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1117 transitions. [2018-12-09 03:18:08,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-09 03:18:08,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:09,076 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:18:14,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:14,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 832 states and 1126 transitions. [2018-12-09 03:18:14,251 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1126 transitions. [2018-12-09 03:18:14,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 03:18:14,253 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:14,263 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:18:15,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:15,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 832 states and 1125 transitions. [2018-12-09 03:18:15,355 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1125 transitions. [2018-12-09 03:18:15,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 03:18:15,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:15,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:15,430 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:18:18,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:18,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 835 states and 1137 transitions. [2018-12-09 03:18:18,781 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1137 transitions. [2018-12-09 03:18:18,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 03:18:18,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:18,795 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:18:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:18,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 837 states and 1140 transitions. [2018-12-09 03:18:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1140 transitions. [2018-12-09 03:18:18,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 03:18:18,809 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 03:18:21,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:21,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 840 states and 1152 transitions. [2018-12-09 03:18:21,164 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1152 transitions. [2018-12-09 03:18:21,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-12-09 03:18:21,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:21,354 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:18:23,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:23,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 845 states and 1174 transitions. [2018-12-09 03:18:23,937 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1174 transitions. [2018-12-09 03:18:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 03:18:23,938 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:23,967 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:18:24,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:24,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 849 states and 1186 transitions. [2018-12-09 03:18:24,378 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1186 transitions. [2018-12-09 03:18:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 03:18:24,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:24,400 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:18:24,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:24,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 850 states and 1187 transitions. [2018-12-09 03:18:24,422 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1187 transitions. [2018-12-09 03:18:24,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 03:18:24,423 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:24,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:24,599 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 03:18:26,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 853 states and 1200 transitions. [2018-12-09 03:18:26,821 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1200 transitions. [2018-12-09 03:18:26,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 03:18:26,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 03:18:27,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 853 states and 1198 transitions. [2018-12-09 03:18:27,805 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1198 transitions. [2018-12-09 03:18:27,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 03:18:27,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:27,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 03:18:29,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:29,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 853 states and 1195 transitions. [2018-12-09 03:18:29,716 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1195 transitions. [2018-12-09 03:18:29,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 03:18:29,717 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:29,765 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:18:31,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:31,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 857 states and 1207 transitions. [2018-12-09 03:18:31,832 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 1207 transitions. [2018-12-09 03:18:31,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-09 03:18:31,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:32,168 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 03:18:37,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 872 states and 1251 transitions. [2018-12-09 03:18:37,605 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1251 transitions. [2018-12-09 03:18:37,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 03:18:37,605 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:37,953 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:18:39,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 874 states and 1258 transitions. [2018-12-09 03:18:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1258 transitions. [2018-12-09 03:18:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 03:18:39,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:39,452 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 03:18:46,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:46,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 888 states and 1294 transitions. [2018-12-09 03:18:46,383 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1294 transitions. [2018-12-09 03:18:46,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-09 03:18:46,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:46,891 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:18:49,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:49,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 894 states and 1305 transitions. [2018-12-09 03:18:49,896 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1305 transitions. [2018-12-09 03:18:49,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-12-09 03:18:49,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:49,956 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 41 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:18:53,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:53,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 898 states and 1316 transitions. [2018-12-09 03:18:53,076 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1316 transitions. [2018-12-09 03:18:53,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 03:18:53,077 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:53,257 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 03:18:53,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:53,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 898 states and 1315 transitions. [2018-12-09 03:18:53,924 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1315 transitions. [2018-12-09 03:18:53,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 03:18:53,925 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:18:57,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:18:57,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 915 states and 1358 transitions. [2018-12-09 03:18:57,718 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1358 transitions. [2018-12-09 03:18:57,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 03:18:57,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:18:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:18:57,914 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:19:00,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:00,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 910 states and 1347 transitions. [2018-12-09 03:19:00,343 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1347 transitions. [2018-12-09 03:19:00,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 03:19:00,344 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:00,358 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:19:01,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:01,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 913 states and 1357 transitions. [2018-12-09 03:19:01,118 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1357 transitions. [2018-12-09 03:19:01,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 03:19:01,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:01,126 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:19:01,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:01,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 914 states and 1359 transitions. [2018-12-09 03:19:01,155 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1359 transitions. [2018-12-09 03:19:01,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 03:19:01,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 03:19:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 912 states and 1354 transitions. [2018-12-09 03:19:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1354 transitions. [2018-12-09 03:19:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 03:19:02,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:02,091 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 03:19:02,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:02,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 914 states and 1357 transitions. [2018-12-09 03:19:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1357 transitions. [2018-12-09 03:19:02,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-12-09 03:19:02,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:02,124 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:19:02,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:02,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 915 states and 1358 transitions. [2018-12-09 03:19:02,813 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1358 transitions. [2018-12-09 03:19:02,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-09 03:19:02,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:02,831 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:19:04,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 926 states and 1377 transitions. [2018-12-09 03:19:04,557 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1377 transitions. [2018-12-09 03:19:04,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 03:19:04,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:06,457 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 03:19:11,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:11,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 930 states and 1403 transitions. [2018-12-09 03:19:11,013 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 1403 transitions. [2018-12-09 03:19:11,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 03:19:11,015 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:11,027 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:19:11,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 928 states and 1398 transitions. [2018-12-09 03:19:11,757 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1398 transitions. [2018-12-09 03:19:11,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 03:19:11,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:11,765 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:19:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:12,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 928 states and 1396 transitions. [2018-12-09 03:19:12,284 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1396 transitions. [2018-12-09 03:19:12,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 03:19:12,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:12,293 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 03:19:16,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 936 states and 1424 transitions. [2018-12-09 03:19:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1424 transitions. [2018-12-09 03:19:16,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 03:19:16,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:16,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:16,907 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 03:19:16,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:16,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 938 states and 1427 transitions. [2018-12-09 03:19:16,922 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1427 transitions. [2018-12-09 03:19:16,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 03:19:16,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:17,363 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:19:18,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:18,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 936 states and 1423 transitions. [2018-12-09 03:19:18,237 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1423 transitions. [2018-12-09 03:19:18,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 03:19:18,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:18,420 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 03:19:19,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:19,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 933 states and 1417 transitions. [2018-12-09 03:19:19,133 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1417 transitions. [2018-12-09 03:19:19,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 03:19:19,134 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:19,571 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:19:24,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:24,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 935 states and 1420 transitions. [2018-12-09 03:19:24,609 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1420 transitions. [2018-12-09 03:19:24,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 03:19:24,610 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:24,619 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 03:19:26,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:26,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 935 states and 1419 transitions. [2018-12-09 03:19:26,345 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1419 transitions. [2018-12-09 03:19:26,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 03:19:26,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:26,362 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:19:31,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:31,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 931 states and 1389 transitions. [2018-12-09 03:19:31,715 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1389 transitions. [2018-12-09 03:19:31,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 03:19:31,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:31,736 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 03:19:37,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:37,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 929 states and 1384 transitions. [2018-12-09 03:19:37,771 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1384 transitions. [2018-12-09 03:19:37,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 03:19:37,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:19:39,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 932 states and 1396 transitions. [2018-12-09 03:19:39,190 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1396 transitions. [2018-12-09 03:19:39,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 03:19:39,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:19:39,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:39,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 934 states and 1399 transitions. [2018-12-09 03:19:39,767 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1399 transitions. [2018-12-09 03:19:39,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 03:19:39,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:39,850 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:19:39,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:39,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 935 states and 1399 transitions. [2018-12-09 03:19:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1399 transitions. [2018-12-09 03:19:39,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 03:19:39,873 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:39,930 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:19:39,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:39,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 936 states and 1399 transitions. [2018-12-09 03:19:39,956 INFO L276 IsEmpty]: Start isEmpty. Operand 936 states and 1399 transitions. [2018-12-09 03:19:39,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 03:19:39,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:40,007 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:19:40,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:40,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 938 states and 1403 transitions. [2018-12-09 03:19:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1403 transitions. [2018-12-09 03:19:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 03:19:40,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:40,647 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:19:41,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:41,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 938 states and 1402 transitions. [2018-12-09 03:19:41,763 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1402 transitions. [2018-12-09 03:19:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 03:19:41,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:41,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:41,795 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 03:19:43,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:43,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 939 states and 1403 transitions. [2018-12-09 03:19:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1403 transitions. [2018-12-09 03:19:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 03:19:43,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:43,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:43,552 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 48 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:19:44,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:44,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 941 states and 1405 transitions. [2018-12-09 03:19:44,137 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1405 transitions. [2018-12-09 03:19:44,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 03:19:44,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:44,190 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 03:19:44,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:44,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 940 states and 1400 transitions. [2018-12-09 03:19:44,217 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1400 transitions. [2018-12-09 03:19:44,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 03:19:44,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:44,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:44,227 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:19:45,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 940 states and 1399 transitions. [2018-12-09 03:19:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1399 transitions. [2018-12-09 03:19:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 03:19:45,718 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:45,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:45,726 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-09 03:19:48,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:48,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 952 states and 1428 transitions. [2018-12-09 03:19:48,563 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1428 transitions. [2018-12-09 03:19:48,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 03:19:48,563 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 03:19:52,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:52,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 964 states and 1457 transitions. [2018-12-09 03:19:52,692 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1457 transitions. [2018-12-09 03:19:52,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 03:19:52,692 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:52,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:52,700 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 03:19:57,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:57,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 967 states and 1462 transitions. [2018-12-09 03:19:57,506 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1462 transitions. [2018-12-09 03:19:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 03:19:57,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:57,524 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 48 proven. 2 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:19:57,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:19:57,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 969 states and 1463 transitions. [2018-12-09 03:19:57,551 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1463 transitions. [2018-12-09 03:19:57,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 03:19:57,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:19:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:19:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:20:01,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:01,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 974 states and 1481 transitions. [2018-12-09 03:20:01,006 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1481 transitions. [2018-12-09 03:20:01,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 03:20:01,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:01,024 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:20:02,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:02,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 974 states and 1480 transitions. [2018-12-09 03:20:02,967 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1480 transitions. [2018-12-09 03:20:02,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 03:20:02,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:02,976 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 03:20:08,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:08,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 977 states and 1485 transitions. [2018-12-09 03:20:08,013 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1485 transitions. [2018-12-09 03:20:08,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 03:20:08,013 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:08,023 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:20:08,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:08,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 978 states and 1486 transitions. [2018-12-09 03:20:08,051 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1486 transitions. [2018-12-09 03:20:08,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 03:20:08,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:08,060 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:20:08,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:08,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 976 states and 1482 transitions. [2018-12-09 03:20:08,954 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1482 transitions. [2018-12-09 03:20:08,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 03:20:08,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:08,964 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-09 03:20:08,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:08,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 977 states and 1484 transitions. [2018-12-09 03:20:08,988 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1484 transitions. [2018-12-09 03:20:08,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 03:20:08,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:09,283 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:20:11,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:11,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 977 states and 1462 transitions. [2018-12-09 03:20:11,506 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1462 transitions. [2018-12-09 03:20:11,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 03:20:11,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:11,520 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 03:20:13,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:13,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 988 states and 1483 transitions. [2018-12-09 03:20:13,292 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1483 transitions. [2018-12-09 03:20:13,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 03:20:13,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:13,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:13,301 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 03:20:15,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:15,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 999 states and 1500 transitions. [2018-12-09 03:20:15,421 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1500 transitions. [2018-12-09 03:20:15,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 03:20:15,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:15,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:15,432 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:20:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:15,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1000 states and 1500 transitions. [2018-12-09 03:20:15,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1500 transitions. [2018-12-09 03:20:15,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 03:20:15,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:15,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:15,461 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:20:17,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:17,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1011 states and 1519 transitions. [2018-12-09 03:20:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1519 transitions. [2018-12-09 03:20:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 03:20:17,827 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:17,838 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 03:20:20,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:20,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1536 states to 1022 states and 1536 transitions. [2018-12-09 03:20:20,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1536 transitions. [2018-12-09 03:20:20,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 03:20:20,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:20,741 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 03:20:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:21,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1025 states and 1542 transitions. [2018-12-09 03:20:21,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1542 transitions. [2018-12-09 03:20:21,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 03:20:21,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:21,807 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:20:23,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:23,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1028 states and 1548 transitions. [2018-12-09 03:20:23,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1548 transitions. [2018-12-09 03:20:23,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 03:20:23,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:23,461 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:20:23,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1030 states and 1551 transitions. [2018-12-09 03:20:23,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1551 transitions. [2018-12-09 03:20:23,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 03:20:23,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:23,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:23,810 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:20:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:24,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1028 states and 1547 transitions. [2018-12-09 03:20:24,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1547 transitions. [2018-12-09 03:20:24,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 03:20:24,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:24,151 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 03:20:38,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:38,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1065 states and 1632 transitions. [2018-12-09 03:20:38,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1065 states and 1632 transitions. [2018-12-09 03:20:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 03:20:38,797 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:38,807 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:20:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:41,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1066 states and 1636 transitions. [2018-12-09 03:20:41,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1636 transitions. [2018-12-09 03:20:41,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 03:20:41,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:41,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:41,360 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:20:41,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:41,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1068 states and 1641 transitions. [2018-12-09 03:20:41,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1641 transitions. [2018-12-09 03:20:41,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 03:20:41,626 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:41,636 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:20:42,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:42,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1070 states and 1643 transitions. [2018-12-09 03:20:42,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1643 transitions. [2018-12-09 03:20:42,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 03:20:42,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:42,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:42,160 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:20:42,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:42,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1072 states and 1648 transitions. [2018-12-09 03:20:42,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1648 transitions. [2018-12-09 03:20:42,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 03:20:42,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:42,420 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 03:20:42,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:42,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1073 states and 1649 transitions. [2018-12-09 03:20:42,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1649 transitions. [2018-12-09 03:20:42,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 03:20:42,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:42,450 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 03:20:43,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:43,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1075 states and 1655 transitions. [2018-12-09 03:20:43,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1655 transitions. [2018-12-09 03:20:43,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 03:20:43,191 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:43,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:43,201 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 03:20:43,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:43,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1077 states and 1657 transitions. [2018-12-09 03:20:43,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1657 transitions. [2018-12-09 03:20:43,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 03:20:43,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:43,807 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 03:20:43,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:43,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1074 states and 1643 transitions. [2018-12-09 03:20:43,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1643 transitions. [2018-12-09 03:20:43,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 03:20:43,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:44,085 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-09 03:20:46,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:46,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1071 states and 1637 transitions. [2018-12-09 03:20:46,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1071 states and 1637 transitions. [2018-12-09 03:20:46,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-09 03:20:46,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:46,352 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 03:20:49,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:49,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1107 states and 1674 transitions. [2018-12-09 03:20:49,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1674 transitions. [2018-12-09 03:20:49,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 03:20:49,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:49,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:49,379 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:20:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:53,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1111 states and 1681 transitions. [2018-12-09 03:20:53,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1681 transitions. [2018-12-09 03:20:53,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 03:20:53,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:53,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:53,836 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-12-09 03:20:55,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:55,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1146 states and 1715 transitions. [2018-12-09 03:20:55,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1715 transitions. [2018-12-09 03:20:55,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 03:20:55,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:55,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:56,145 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-09 03:20:58,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1146 states and 1713 transitions. [2018-12-09 03:20:58,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1713 transitions. [2018-12-09 03:20:58,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-12-09 03:20:58,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:58,299 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 03:20:58,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:20:58,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1142 states and 1705 transitions. [2018-12-09 03:20:58,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1705 transitions. [2018-12-09 03:20:58,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 03:20:58,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:20:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:20:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 03:21:00,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:00,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1145 states and 1717 transitions. [2018-12-09 03:21:00,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1717 transitions. [2018-12-09 03:21:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 03:21:00,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:00,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 03:21:01,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:01,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1147 states and 1720 transitions. [2018-12-09 03:21:01,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1720 transitions. [2018-12-09 03:21:01,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 03:21:01,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:01,814 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-09 03:21:05,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:05,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1152 states and 1730 transitions. [2018-12-09 03:21:05,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1730 transitions. [2018-12-09 03:21:05,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 03:21:05,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:05,425 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 03:21:06,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:06,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1153 states and 1730 transitions. [2018-12-09 03:21:06,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1730 transitions. [2018-12-09 03:21:06,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 03:21:06,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:07,367 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 70 proven. 2 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 03:21:10,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:10,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1746 states to 1159 states and 1746 transitions. [2018-12-09 03:21:10,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1746 transitions. [2018-12-09 03:21:10,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-09 03:21:10,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:10,487 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 03:21:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:14,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 1163 states and 1757 transitions. [2018-12-09 03:21:14,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1757 transitions. [2018-12-09 03:21:14,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 03:21:14,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:14,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:14,167 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 70 proven. 2 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 03:21:14,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:14,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 1164 states and 1758 transitions. [2018-12-09 03:21:14,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1758 transitions. [2018-12-09 03:21:14,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 03:21:14,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 70 proven. 2 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 03:21:14,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1165 states and 1759 transitions. [2018-12-09 03:21:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1759 transitions. [2018-12-09 03:21:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 03:21:14,234 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-12-09 03:21:15,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:15,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1166 states and 1760 transitions. [2018-12-09 03:21:15,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1760 transitions. [2018-12-09 03:21:15,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 03:21:15,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:15,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:15,635 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 03:21:19,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:19,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 1171 states and 1782 transitions. [2018-12-09 03:21:19,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1782 transitions. [2018-12-09 03:21:19,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 03:21:19,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:19,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:19,911 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 03:21:24,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:24,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1175 states and 1794 transitions. [2018-12-09 03:21:24,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1794 transitions. [2018-12-09 03:21:24,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 03:21:24,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:24,511 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 03:21:25,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:25,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1176 states and 1794 transitions. [2018-12-09 03:21:25,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1794 transitions. [2018-12-09 03:21:25,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 03:21:25,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:25,826 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 03:21:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:27,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1177 states and 1795 transitions. [2018-12-09 03:21:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1795 transitions. [2018-12-09 03:21:27,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 03:21:27,857 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:27,867 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 03:21:27,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:27,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1178 states and 1796 transitions. [2018-12-09 03:21:27,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1796 transitions. [2018-12-09 03:21:27,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 03:21:27,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:28,144 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 03:21:28,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:28,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1178 states and 1795 transitions. [2018-12-09 03:21:28,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1795 transitions. [2018-12-09 03:21:28,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 03:21:28,168 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:28,423 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 03:21:28,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:28,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1175 states and 1789 transitions. [2018-12-09 03:21:28,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1789 transitions. [2018-12-09 03:21:28,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 03:21:28,452 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:28,763 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 106 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:21:35,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:35,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1203 states and 1836 transitions. [2018-12-09 03:21:35,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1836 transitions. [2018-12-09 03:21:35,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 03:21:35,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:35,815 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 106 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:21:40,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:40,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1229 states and 1875 transitions. [2018-12-09 03:21:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1875 transitions. [2018-12-09 03:21:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 03:21:40,920 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:40,948 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 106 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:21:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:40,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1230 states and 1876 transitions. [2018-12-09 03:21:40,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1876 transitions. [2018-12-09 03:21:40,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 03:21:40,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:40,996 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 106 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:21:41,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:41,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1231 states and 1877 transitions. [2018-12-09 03:21:41,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1877 transitions. [2018-12-09 03:21:41,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-09 03:21:41,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 106 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:21:42,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:42,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1233 states and 1882 transitions. [2018-12-09 03:21:42,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1882 transitions. [2018-12-09 03:21:42,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 03:21:42,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:42,970 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 112 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:21:47,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:47,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1237 states and 1897 transitions. [2018-12-09 03:21:47,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1897 transitions. [2018-12-09 03:21:47,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 03:21:47,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:47,580 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 112 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:21:51,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:51,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1241 states and 1914 transitions. [2018-12-09 03:21:51,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1914 transitions. [2018-12-09 03:21:51,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 03:21:51,160 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:51,183 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 113 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:21:57,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:57,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1245 states and 1932 transitions. [2018-12-09 03:21:57,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1932 transitions. [2018-12-09 03:21:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 03:21:57,496 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:57,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:57,521 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 113 proven. 12 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-12-09 03:21:58,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:21:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1246 states and 1934 transitions. [2018-12-09 03:21:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 1934 transitions. [2018-12-09 03:21:58,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 03:21:58,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:21:58,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:21:59,139 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-12-09 03:22:04,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:22:04,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1278 states and 2089 transitions. [2018-12-09 03:22:04,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 2089 transitions. [2018-12-09 03:22:04,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 03:22:04,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:22:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:22:04,849 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 03:22:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:22:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1281 states and 2100 transitions. [2018-12-09 03:22:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2100 transitions. [2018-12-09 03:22:06,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 03:22:06,981 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:22:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:22:07,045 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 03:22:08,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:22:08,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1281 states and 2090 transitions. [2018-12-09 03:22:08,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 2090 transitions. [2018-12-09 03:22:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 03:22:08,075 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:22:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:22:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-12-09 03:22:08,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:22:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1282 states and 2095 transitions. [2018-12-09 03:22:08,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 2095 transitions. [2018-12-09 03:22:08,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 03:22:08,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:22:08,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:22:08,896 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-09 03:22:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 03:22:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1283 states and 2095 transitions. [2018-12-09 03:22:09,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 2095 transitions. [2018-12-09 03:22:09,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 03:22:09,864 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 03:22:09,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 03:22:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 03:22:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 03:22:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 03:22:10,005 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 181 iterations. [2018-12-09 03:22:10,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 03:22:10 ImpRootNode [2018-12-09 03:22:10,069 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 03:22:10,070 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 03:22:10,070 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 03:22:10,070 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 03:22:10,070 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:14:09" (3/4) ... [2018-12-09 03:22:10,072 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-09 03:22:10,156 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2bc776b1-d97b-4572-b408-13cfd53c131c/bin-2019/ukojak/witness.graphml [2018-12-09 03:22:10,156 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 03:22:10,157 INFO L168 Benchmark]: Toolchain (without parser) took 481445.46 ms. Allocated memory was 1.0 GB in the beginning and 3.1 GB in the end (delta: 2.1 GB). Free memory was 960.3 MB in the beginning and 1.4 GB in the end (delta: -402.6 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-09 03:22:10,157 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:22:10,158 INFO L168 Benchmark]: CACSL2BoogieTranslator took 226.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. [2018-12-09 03:22:10,158 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-09 03:22:10,158 INFO L168 Benchmark]: Boogie Preprocessor took 20.49 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. [2018-12-09 03:22:10,158 INFO L168 Benchmark]: RCFGBuilder took 628.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 114.9 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. [2018-12-09 03:22:10,158 INFO L168 Benchmark]: CodeCheck took 480450.39 ms. Allocated memory was 1.2 GB in the beginning and 3.1 GB in the end (delta: 2.0 GB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -345.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-09 03:22:10,158 INFO L168 Benchmark]: Witness Printer took 86.30 ms. Allocated memory is still 3.1 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. [2018-12-09 03:22:10,159 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 1 procedures, 168 locations, 1 error locations. UNSAFE Result, 480.3s OverallTime, 181 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1621897664 SDtfs, 1246723082 SDslu, 106950778 SDs, 0 SdLazy, -1219186936 SolverSat, -1936816560 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 617.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 152807 GetRequests, 148866 SyntacticMatches, 1401 SemanticMatches, 2540 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4440489 ImplicationChecksByTransitivity, 466.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 16.1s InterpolantComputationTime, 14500 NumberOfCodeBlocks, 14500 NumberOfCodeBlocksAsserted, 181 NumberOfCheckSat, 14179 ConstructedInterpolants, 0 QuantifiedInterpolants, 2231335 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 180 InterpolantComputations, 156 PerfectInterpolantSequences, 12007/12160 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 - CounterExampleResult [Line: 698]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L703] int s ; [L704] int tmp ; [L708] s = 8464 [L13] int s__info_callback = __VERIFIER_nondet_int() ; [L14] int s__in_handshake = __VERIFIER_nondet_int() ; [L15] int s__state ; [L16] int s__new_session ; [L17] int s__server ; [L18] int s__version = __VERIFIER_nondet_int() ; [L19] int s__type ; [L20] int s__init_num ; [L21] int s__hit = __VERIFIER_nondet_int() ; [L22] int s__rwstate ; [L23] int s__init_buf___0 ; [L24] int s__debug = __VERIFIER_nondet_int() ; [L25] int s__shutdown ; [L26] int s__cert = __VERIFIER_nondet_int() ; [L27] int s__options = __VERIFIER_nondet_int() ; [L28] int s__verify_mode = __VERIFIER_nondet_int() ; [L29] int s__session__peer = __VERIFIER_nondet_int() ; [L30] int s__cert__pkeys__AT0__privatekey = __VERIFIER_nondet_int() ; [L31] int s__ctx__info_callback = __VERIFIER_nondet_int() ; [L32] int s__ctx__stats__sess_accept_renegotiate = __VERIFIER_nondet_int() ; [L33] int s__ctx__stats__sess_accept = __VERIFIER_nondet_int() ; [L34] int s__ctx__stats__sess_accept_good = __VERIFIER_nondet_int() ; [L35] int s__s3__tmp__cert_request ; [L36] int s__s3__tmp__reuse_message ; [L37] int s__s3__tmp__use_rsa_tmp ; [L38] int s__s3__tmp__new_cipher = __VERIFIER_nondet_int() ; [L39] int s__s3__tmp__new_cipher__algorithms ; [L40] int s__s3__tmp__next_state___0 ; [L41] int s__s3__tmp__new_cipher__algo_strength ; [L42] int s__session__cipher ; [L43] int buf ; [L44] unsigned long l ; [L45] unsigned long Time ; [L46] unsigned long tmp ; [L47] int cb ; [L48] long num1 = __VERIFIER_nondet_long() ; [L49] int ret ; [L50] int new_state ; [L51] int state ; [L52] int skip ; [L53] int got_new_session ; [L54] int tmp___1 = __VERIFIER_nondet_int() ; [L55] int tmp___2 = __VERIFIER_nondet_int() ; [L56] int tmp___3 = __VERIFIER_nondet_int() ; [L57] int tmp___4 = __VERIFIER_nondet_int() ; [L58] int tmp___5 = __VERIFIER_nondet_int() ; [L59] int tmp___6 = __VERIFIER_nondet_int() ; [L60] int tmp___7 ; [L61] long tmp___8 = __VERIFIER_nondet_long() ; [L62] int tmp___9 = __VERIFIER_nondet_int() ; [L63] int tmp___10 = __VERIFIER_nondet_int() ; [L64] int blastFlag ; [L65] int __cil_tmp55 ; [L66] unsigned long __cil_tmp56 ; [L67] unsigned long __cil_tmp57 ; [L68] unsigned long __cil_tmp58 ; [L69] unsigned long __cil_tmp59 ; [L70] int __cil_tmp60 ; [L71] unsigned long __cil_tmp61 = __VERIFIER_nondet_ulong() ; [L75] s__state = initial_state [L76] blastFlag = 0 [L77] tmp = __VERIFIER_nondet_int() [L78] Time = tmp [L79] cb = 0 [L80] ret = -1 [L81] skip = 0 [L82] got_new_session = 0 [L83] COND FALSE !(s__info_callback != 0) [L86] COND FALSE !(s__ctx__info_callback != 0) [L90] s__in_handshake ++ [L91] COND TRUE tmp___1 + 12288 [L92] COND FALSE !(tmp___2 + 16384) [L96] COND FALSE !(s__cert == 0) [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND TRUE s__state == 8464 [L273] s__shutdown = 0 [L274] ret = __VERIFIER_nondet_int() [L275] COND TRUE blastFlag == 0 [L276] blastFlag = 1 [L278] COND FALSE !(ret <= 0) [L281] got_new_session = 1 [L282] s__state = 8496 [L283] s__init_num = 0 [L652] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L653] COND FALSE !(! s__s3__tmp__reuse_message) [L687] skip = 0 [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND FALSE !(s__state == 8464) [L130] COND FALSE !(s__state == 8465) [L133] COND FALSE !(s__state == 8466) [L136] COND TRUE s__state == 8496 [L287] ret = __VERIFIER_nondet_int() [L288] COND TRUE blastFlag == 1 [L289] blastFlag = 2 [L291] COND FALSE !(ret <= 0) [L294] COND FALSE !(\read(s__hit)) [L297] s__state = 8512 [L299] s__init_num = 0 [L652] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L653] COND FALSE !(! s__s3__tmp__reuse_message) [L687] skip = 0 [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND FALSE !(s__state == 8464) [L130] COND FALSE !(s__state == 8465) [L133] COND FALSE !(s__state == 8466) [L136] COND FALSE !(s__state == 8496) [L139] COND FALSE !(s__state == 8497) [L142] COND TRUE s__state == 8512 [L304] s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() [L305] __cil_tmp56 = (unsigned long )s__s3__tmp__new_cipher__algorithms [L306] COND TRUE __cil_tmp56 + 256UL [L307] __cil_tmp56 = 256345 [L308] skip = 1 [L319] s__state = 8528 [L320] s__init_num = 0 [L652] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L653] COND FALSE !(! s__s3__tmp__reuse_message) [L687] skip = 0 [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND FALSE !(s__state == 8464) [L130] COND FALSE !(s__state == 8465) [L133] COND FALSE !(s__state == 8466) [L136] COND FALSE !(s__state == 8496) [L139] COND FALSE !(s__state == 8497) [L142] COND FALSE !(s__state == 8512) [L145] COND FALSE !(s__state == 8513) [L148] COND TRUE s__state == 8528 [L324] s__s3__tmp__new_cipher__algorithms = __VERIFIER_nondet_int() [L325] l = (unsigned long )s__s3__tmp__new_cipher__algorithms [L327] __cil_tmp57 = (unsigned long )s__options [L328] COND TRUE __cil_tmp57 + 2097152UL [L329] s__s3__tmp__use_rsa_tmp = 1 [L334] COND TRUE \read(s__s3__tmp__use_rsa_tmp) [L362] ret = __VERIFIER_nondet_int() [L363] COND FALSE !(blastFlag == 3) [L366] COND FALSE !(ret <= 0) [L383] s__state = 8544 [L384] s__init_num = 0 [L652] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L653] COND FALSE !(! s__s3__tmp__reuse_message) [L687] skip = 0 [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND FALSE !(s__state == 8464) [L130] COND FALSE !(s__state == 8465) [L133] COND FALSE !(s__state == 8466) [L136] COND FALSE !(s__state == 8496) [L139] COND FALSE !(s__state == 8497) [L142] COND FALSE !(s__state == 8512) [L145] COND FALSE !(s__state == 8513) [L148] COND FALSE !(s__state == 8528) [L151] COND FALSE !(s__state == 8529) [L154] COND TRUE s__state == 8544 [L388] COND TRUE s__verify_mode + 1 [L389] COND TRUE s__session__peer != 0 [L390] COND TRUE s__verify_mode + 4 [L391] s__verify_mode = 123 [L392] skip = 1 [L393] s__s3__tmp__cert_request = 0 [L394] s__state = 8560 [L652] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L653] COND FALSE !(! s__s3__tmp__reuse_message) [L687] skip = 0 [L100] COND TRUE 1 [L102] state = s__state [L103] COND FALSE !(s__state == 12292) [L106] COND FALSE !(s__state == 16384) [L109] COND FALSE !(s__state == 8192) [L112] COND FALSE !(s__state == 24576) [L115] COND FALSE !(s__state == 8195) [L118] COND FALSE !(s__state == 8480) [L121] COND FALSE !(s__state == 8481) [L124] COND FALSE !(s__state == 8482) [L127] COND FALSE !(s__state == 8464) [L130] COND FALSE !(s__state == 8465) [L133] COND FALSE !(s__state == 8466) [L136] COND FALSE !(s__state == 8496) [L139] COND FALSE !(s__state == 8497) [L142] COND FALSE !(s__state == 8512) [L145] COND FALSE !(s__state == 8513) [L148] COND FALSE !(s__state == 8528) [L151] COND FALSE !(s__state == 8529) [L154] COND FALSE !(s__state == 8544) [L157] COND FALSE !(s__state == 8545) [L160] COND TRUE s__state == 8560 [L438] ret = __VERIFIER_nondet_int() [L439] COND FALSE !(ret <= 0) [L442] s__s3__tmp__next_state___0 = 8576 [L443] s__state = 8448 [L444] s__init_num = 0 [L652] s__s3__tmp__reuse_message = __VERIFIER_nondet_int() [L653] COND TRUE ! s__s3__tmp__reuse_message [L654] COND TRUE ! skip [L655] COND TRUE state == 8560 [L656] COND TRUE s__state == 8448 [L657] COND TRUE s__verify_mode != -1 [L658] COND TRUE s__verify_mode != -2 [L659] COND TRUE __cil_tmp61 != 9021 [L660] COND TRUE __cil_tmp58 != 4294967294 [L661] COND TRUE blastFlag != 4 [L662] COND TRUE tmp___7 != 1024 [L698] __VERIFIER_error() * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 226.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.1 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -175.8 MB). Peak memory consumption was 36.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.40 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.49 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 628.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 114.9 MB). Peak memory consumption was 114.9 MB. Max. memory is 11.5 GB. * CodeCheck took 480450.39 ms. Allocated memory was 1.2 GB in the beginning and 3.1 GB in the end (delta: 2.0 GB). Free memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: -345.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 86.30 ms. Allocated memory is still 3.1 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 2.1 kB). Peak memory consumption was 2.1 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...