./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.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_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/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 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:53:06,204 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:53:06,205 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:53:06,211 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:53:06,211 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:53:06,211 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:53:06,212 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:53:06,213 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:53:06,213 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:53:06,214 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:53:06,214 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:53:06,214 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:53:06,215 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:53:06,215 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:53:06,216 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:53:06,216 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:53:06,216 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:53:06,217 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:53:06,218 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:53:06,219 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:53:06,219 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:53:06,220 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:53:06,221 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:53:06,221 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:53:06,221 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:53:06,222 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:53:06,222 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:53:06,222 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:53:06,223 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:53:06,223 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:53:06,223 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:53:06,224 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:53:06,224 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:53:06,224 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:53:06,224 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:53:06,225 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:53:06,225 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 09:53:06,232 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:53:06,232 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:53:06,232 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:53:06,233 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 09:53:06,233 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:53:06,233 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:53:06,233 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:53:06,233 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:53:06,233 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:53:06,233 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:53:06,233 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:53:06,234 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:53:06,234 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:53:06,234 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:53:06,234 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:53:06,234 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:53:06,234 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:53:06,234 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:53:06,234 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:53:06,234 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:53:06,234 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:53:06,234 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:53:06,235 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:53:06,235 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:53:06,235 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:53:06,235 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:53:06,235 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 09:53:06,235 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:53:06,235 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:53:06,235 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_29260db2-145b-40aa-ae56-de782570cf18/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 -> 01a8e9a3332b0304ee54749c06e9a9a428acc8a8 [2018-12-09 09:53:06,253 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:53:06,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:53:06,264 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:53:06,266 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:53:06,266 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:53:06,267 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-12-09 09:53:06,309 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/data/219ab0b63/6f6a496e29bc4de6a01ff9a6201bce39/FLAGc1430f458 [2018-12-09 09:53:06,734 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:53:06,734 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/sv-benchmarks/c/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-12-09 09:53:06,740 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/data/219ab0b63/6f6a496e29bc4de6a01ff9a6201bce39/FLAGc1430f458 [2018-12-09 09:53:06,749 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/data/219ab0b63/6f6a496e29bc4de6a01ff9a6201bce39 [2018-12-09 09:53:06,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:53:06,752 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:53:06,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:53:06,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:53:06,754 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:53:06,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:53:06" (1/1) ... [2018-12-09 09:53:06,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f79c046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:06, skipping insertion in model container [2018-12-09 09:53:06,757 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:53:06" (1/1) ... [2018-12-09 09:53:06,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:53:06,783 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:53:06,952 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:53:06,955 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:53:07,033 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:53:07,042 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:53:07,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07 WrapperNode [2018-12-09 09:53:07,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:53:07,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:53:07,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:53:07,043 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:53:07,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... [2018-12-09 09:53:07,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... [2018-12-09 09:53:07,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:53:07,082 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:53:07,082 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:53:07,082 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:53:07,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... [2018-12-09 09:53:07,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... [2018-12-09 09:53:07,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... [2018-12-09 09:53:07,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... [2018-12-09 09:53:07,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... [2018-12-09 09:53:07,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... [2018-12-09 09:53:07,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... [2018-12-09 09:53:07,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:53:07,111 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:53:07,111 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:53:07,111 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:53:07,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:53:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/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 09:53:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:53:07,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:53:08,165 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:53:08,165 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 09:53:08,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:53:08 BoogieIcfgContainer [2018-12-09 09:53:08,166 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:53:08,166 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:53:08,166 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:53:08,173 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:53:08,173 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:53:08" (1/1) ... [2018-12-09 09:53:08,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:53:08,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:08,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 09:53:08,206 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 09:53:08,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 09:53:08,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:08,440 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 09:53:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:08,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2018-12-09 09:53:08,727 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2018-12-09 09:53:08,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 09:53:08,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:08,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:53:08,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:08,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 164 states and 243 transitions. [2018-12-09 09:53:08,851 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 243 transitions. [2018-12-09 09:53:08,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 09:53:08,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:08,913 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:09,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:09,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-12-09 09:53:09,029 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-12-09 09:53:09,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 09:53:09,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:09,072 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-12-09 09:53:09,252 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-12-09 09:53:09,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 09:53:09,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:09,347 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:09,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:09,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 217 states and 319 transitions. [2018-12-09 09:53:09,648 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 319 transitions. [2018-12-09 09:53:09,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 09:53:09,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:53:10,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:10,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 239 states and 354 transitions. [2018-12-09 09:53:10,188 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 354 transitions. [2018-12-09 09:53:10,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 09:53:10,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:10,240 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:53:10,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:10,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 256 states and 375 transitions. [2018-12-09 09:53:10,586 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 375 transitions. [2018-12-09 09:53:10,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 09:53:10,586 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:10,601 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:10,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:10,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 260 states and 380 transitions. [2018-12-09 09:53:10,747 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2018-12-09 09:53:10,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 09:53:10,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:10,763 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:10,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:10,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 264 states and 387 transitions. [2018-12-09 09:53:10,970 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 387 transitions. [2018-12-09 09:53:10,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 09:53:10,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:10,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:11,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:11,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 267 states and 391 transitions. [2018-12-09 09:53:11,107 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 391 transitions. [2018-12-09 09:53:11,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 09:53:11,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:11,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:11,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 290 states and 425 transitions. [2018-12-09 09:53:11,725 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 425 transitions. [2018-12-09 09:53:11,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 09:53:11,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:11,750 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:53:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:12,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 369 states and 506 transitions. [2018-12-09 09:53:12,017 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 506 transitions. [2018-12-09 09:53:12,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 09:53:12,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:12,031 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:12,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:12,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 387 states and 527 transitions. [2018-12-09 09:53:12,275 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 527 transitions. [2018-12-09 09:53:12,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 09:53:12,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:12,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:12,301 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 389 states and 529 transitions. [2018-12-09 09:53:12,425 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 529 transitions. [2018-12-09 09:53:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 09:53:12,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:12,522 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:12,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:12,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 399 states and 540 transitions. [2018-12-09 09:53:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 540 transitions. [2018-12-09 09:53:12,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:53:12,734 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:13,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:13,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 421 states and 576 transitions. [2018-12-09 09:53:13,489 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 576 transitions. [2018-12-09 09:53:13,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:53:13,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:13,583 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:13,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:13,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 424 states and 580 transitions. [2018-12-09 09:53:13,688 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 580 transitions. [2018-12-09 09:53:13,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:53:13,689 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:13,784 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:13,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 427 states and 584 transitions. [2018-12-09 09:53:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 584 transitions. [2018-12-09 09:53:13,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:53:13,900 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:13,992 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:14,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:14,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 445 states and 608 transitions. [2018-12-09 09:53:14,459 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 608 transitions. [2018-12-09 09:53:14,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:53:14,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 448 states and 612 transitions. [2018-12-09 09:53:14,713 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 612 transitions. [2018-12-09 09:53:14,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 09:53:14,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:14,986 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:16,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:16,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 488 states and 668 transitions. [2018-12-09 09:53:16,189 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 668 transitions. [2018-12-09 09:53:16,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 09:53:16,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:16,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 490 states and 675 transitions. [2018-12-09 09:53:16,367 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 675 transitions. [2018-12-09 09:53:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 09:53:16,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:16,391 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:16,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:16,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 491 states and 676 transitions. [2018-12-09 09:53:16,564 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 676 transitions. [2018-12-09 09:53:16,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-09 09:53:16,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:16,598 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:16,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:16,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 500 states and 686 transitions. [2018-12-09 09:53:16,855 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 686 transitions. [2018-12-09 09:53:16,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 09:53:16,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:16,873 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 533 states and 723 transitions. [2018-12-09 09:53:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 723 transitions. [2018-12-09 09:53:17,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 09:53:17,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:18,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:18,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 557 states and 748 transitions. [2018-12-09 09:53:18,073 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 748 transitions. [2018-12-09 09:53:18,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 09:53:18,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:18,116 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:18,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 572 states and 765 transitions. [2018-12-09 09:53:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 765 transitions. [2018-12-09 09:53:18,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-09 09:53:18,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:18,747 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:18,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 586 states and 778 transitions. [2018-12-09 09:53:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 778 transitions. [2018-12-09 09:53:18,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 09:53:18,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:19,010 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:19,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:19,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 599 states and 794 transitions. [2018-12-09 09:53:19,125 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 794 transitions. [2018-12-09 09:53:19,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 09:53:19,126 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:19,145 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:19,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 612 states and 806 transitions. [2018-12-09 09:53:19,254 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 806 transitions. [2018-12-09 09:53:19,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 09:53:19,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:19,283 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:19,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:19,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 624 states and 817 transitions. [2018-12-09 09:53:19,324 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 817 transitions. [2018-12-09 09:53:19,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 09:53:19,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:19,351 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:19,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:19,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 626 states and 819 transitions. [2018-12-09 09:53:19,523 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 819 transitions. [2018-12-09 09:53:19,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 09:53:19,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:19,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:19,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 635 states and 828 transitions. [2018-12-09 09:53:19,583 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 828 transitions. [2018-12-09 09:53:19,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 09:53:19,583 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:19,666 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:19,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 637 states and 831 transitions. [2018-12-09 09:53:19,845 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 831 transitions. [2018-12-09 09:53:19,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 09:53:19,845 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:19,948 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:20,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:20,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 640 states and 835 transitions. [2018-12-09 09:53:20,096 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 835 transitions. [2018-12-09 09:53:20,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 09:53:20,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:20,182 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:20,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:20,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 643 states and 840 transitions. [2018-12-09 09:53:20,349 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 840 transitions. [2018-12-09 09:53:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 09:53:20,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:20,369 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:53:20,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:20,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 645 states and 842 transitions. [2018-12-09 09:53:20,393 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 842 transitions. [2018-12-09 09:53:20,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 09:53:20,394 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:20,416 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:20,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:20,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 651 states and 848 transitions. [2018-12-09 09:53:20,443 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 848 transitions. [2018-12-09 09:53:20,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-12-09 09:53:20,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:20,462 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:53:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:20,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 658 states and 855 transitions. [2018-12-09 09:53:20,541 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 855 transitions. [2018-12-09 09:53:20,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 09:53:20,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:20,573 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:53:20,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:20,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 662 states and 860 transitions. [2018-12-09 09:53:20,695 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 860 transitions. [2018-12-09 09:53:20,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-09 09:53:20,695 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:20,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:20,726 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:21,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:21,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 698 states and 899 transitions. [2018-12-09 09:53:21,115 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 899 transitions. [2018-12-09 09:53:21,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 09:53:21,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:21,413 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:22,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 721 states and 931 transitions. [2018-12-09 09:53:22,956 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 931 transitions. [2018-12-09 09:53:22,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 09:53:22,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:23,015 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:23,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:23,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 726 states and 936 transitions. [2018-12-09 09:53:23,370 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 936 transitions. [2018-12-09 09:53:23,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:53:23,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:23,422 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:53:23,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:23,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 738 states and 948 transitions. [2018-12-09 09:53:23,832 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 948 transitions. [2018-12-09 09:53:23,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-09 09:53:23,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:23,891 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-09 09:53:24,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:24,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 740 states and 949 transitions. [2018-12-09 09:53:24,077 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 949 transitions. [2018-12-09 09:53:24,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 09:53:24,078 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:25,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:25,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 781 states and 995 transitions. [2018-12-09 09:53:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 995 transitions. [2018-12-09 09:53:25,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 09:53:25,848 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:25,901 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:26,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:26,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 785 states and 999 transitions. [2018-12-09 09:53:26,109 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 999 transitions. [2018-12-09 09:53:26,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:53:26,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:26,126 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:26,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:26,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 790 states and 1004 transitions. [2018-12-09 09:53:26,398 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1004 transitions. [2018-12-09 09:53:26,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:53:26,398 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:26,427 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-09 09:53:26,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:26,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 791 states and 1004 transitions. [2018-12-09 09:53:26,447 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1004 transitions. [2018-12-09 09:53:26,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 09:53:26,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:26,474 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:26,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:26,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 846 states and 1060 transitions. [2018-12-09 09:53:26,794 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1060 transitions. [2018-12-09 09:53:26,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 09:53:26,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:26,817 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:27,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 862 states and 1079 transitions. [2018-12-09 09:53:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1079 transitions. [2018-12-09 09:53:27,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 09:53:27,200 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:27,236 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:27,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:27,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 864 states and 1080 transitions. [2018-12-09 09:53:27,428 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1080 transitions. [2018-12-09 09:53:27,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-09 09:53:27,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:27,478 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:28,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:28,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 889 states and 1104 transitions. [2018-12-09 09:53:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1104 transitions. [2018-12-09 09:53:28,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 09:53:28,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:28,359 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 09:53:28,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:28,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 968 states and 1191 transitions. [2018-12-09 09:53:28,811 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1191 transitions. [2018-12-09 09:53:28,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 09:53:28,812 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:28,857 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:53:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1022 states and 1248 transitions. [2018-12-09 09:53:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1248 transitions. [2018-12-09 09:53:29,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 09:53:29,429 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:29,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:29,475 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:53:29,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:29,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1035 states and 1263 transitions. [2018-12-09 09:53:29,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1035 states and 1263 transitions. [2018-12-09 09:53:29,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-09 09:53:29,916 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:53:30,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:30,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1046 states and 1273 transitions. [2018-12-09 09:53:30,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1273 transitions. [2018-12-09 09:53:30,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 09:53:30,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:30,225 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:30,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:30,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1075 states and 1302 transitions. [2018-12-09 09:53:30,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1302 transitions. [2018-12-09 09:53:30,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 09:53:30,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:30,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:30,354 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:30,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:30,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1116 states and 1345 transitions. [2018-12-09 09:53:30,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1345 transitions. [2018-12-09 09:53:30,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:53:30,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:30,919 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:53:33,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:33,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1176 states and 1411 transitions. [2018-12-09 09:53:33,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1411 transitions. [2018-12-09 09:53:33,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 09:53:33,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:33,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:33,197 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:33,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:33,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1181 states and 1418 transitions. [2018-12-09 09:53:33,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1418 transitions. [2018-12-09 09:53:33,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 09:53:33,440 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:33,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:33,476 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:33,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1193 states and 1431 transitions. [2018-12-09 09:53:33,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1431 transitions. [2018-12-09 09:53:33,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 09:53:33,804 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:34,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:34,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1205 states and 1444 transitions. [2018-12-09 09:53:34,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1444 transitions. [2018-12-09 09:53:34,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 09:53:34,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:34,291 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:34,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1216 states and 1458 transitions. [2018-12-09 09:53:34,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1458 transitions. [2018-12-09 09:53:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 09:53:34,923 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:34,962 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:35,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:35,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1259 states and 1500 transitions. [2018-12-09 09:53:35,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1500 transitions. [2018-12-09 09:53:35,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 09:53:35,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:35,169 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:35,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:35,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 1301 states and 1542 transitions. [2018-12-09 09:53:35,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1542 transitions. [2018-12-09 09:53:35,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 09:53:35,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:35,648 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:53:35,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:35,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1314 states and 1559 transitions. [2018-12-09 09:53:35,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1559 transitions. [2018-12-09 09:53:35,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 09:53:35,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:35,975 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:53:36,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:36,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1315 states and 1560 transitions. [2018-12-09 09:53:36,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1560 transitions. [2018-12-09 09:53:36,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 09:53:36,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:53:36,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1330 states and 1575 transitions. [2018-12-09 09:53:36,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1575 transitions. [2018-12-09 09:53:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-09 09:53:36,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:36,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:36,966 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:37,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:37,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1359 states and 1610 transitions. [2018-12-09 09:53:37,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1610 transitions. [2018-12-09 09:53:37,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-09 09:53:37,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:37,763 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:53:37,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:37,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1374 states and 1626 transitions. [2018-12-09 09:53:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1626 transitions. [2018-12-09 09:53:37,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 09:53:37,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:37,873 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 09:53:38,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:38,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1439 states and 1691 transitions. [2018-12-09 09:53:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1691 transitions. [2018-12-09 09:53:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 09:53:38,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:38,295 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 5 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 09:53:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1483 states and 1735 transitions. [2018-12-09 09:53:38,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1735 transitions. [2018-12-09 09:53:38,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 09:53:38,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:38,635 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:53:38,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:38,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1498 states and 1748 transitions. [2018-12-09 09:53:38,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1748 transitions. [2018-12-09 09:53:38,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 09:53:38,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:38,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:39,019 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-09 09:53:39,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:39,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1499 states and 1748 transitions. [2018-12-09 09:53:39,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1748 transitions. [2018-12-09 09:53:39,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 09:53:39,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:39,066 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:53:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 1505 states and 1754 transitions. [2018-12-09 09:53:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1754 transitions. [2018-12-09 09:53:39,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-09 09:53:39,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:39,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:39,212 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:53:39,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:39,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1511 states and 1759 transitions. [2018-12-09 09:53:39,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1759 transitions. [2018-12-09 09:53:39,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 09:53:39,246 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:39,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:39,283 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 09:53:39,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:39,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1513 states and 1762 transitions. [2018-12-09 09:53:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1762 transitions. [2018-12-09 09:53:39,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-09 09:53:39,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:39,598 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 09:53:39,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:39,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 1514 states and 1762 transitions. [2018-12-09 09:53:39,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1762 transitions. [2018-12-09 09:53:39,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-09 09:53:39,639 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:39,787 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-09 09:53:42,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:42,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1700 states and 1955 transitions. [2018-12-09 09:53:42,285 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 1955 transitions. [2018-12-09 09:53:42,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-09 09:53:42,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 09:53:42,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:42,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1703 states and 1958 transitions. [2018-12-09 09:53:42,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 1958 transitions. [2018-12-09 09:53:42,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 09:53:42,469 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:42,510 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 09:53:42,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:42,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1716 states and 1970 transitions. [2018-12-09 09:53:42,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 1970 transitions. [2018-12-09 09:53:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 09:53:42,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:42,701 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 09:53:42,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:42,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1728 states and 1981 transitions. [2018-12-09 09:53:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 1981 transitions. [2018-12-09 09:53:42,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 09:53:42,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:42,908 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-09 09:53:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:43,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1731 states and 1984 transitions. [2018-12-09 09:53:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 1984 transitions. [2018-12-09 09:53:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-09 09:53:43,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 09:53:46,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:46,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1825 states and 2090 transitions. [2018-12-09 09:53:46,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2090 transitions. [2018-12-09 09:53:46,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-09 09:53:46,786 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:46,925 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 09:53:47,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:47,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1832 states and 2099 transitions. [2018-12-09 09:53:47,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2099 transitions. [2018-12-09 09:53:47,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-09 09:53:47,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:47,500 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 194 proven. 8 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-12-09 09:53:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:47,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1838 states and 2104 transitions. [2018-12-09 09:53:47,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2104 transitions. [2018-12-09 09:53:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-09 09:53:47,649 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:47,714 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 09:53:48,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1860 states and 2129 transitions. [2018-12-09 09:53:48,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2129 transitions. [2018-12-09 09:53:48,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-09 09:53:48,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:48,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:48,431 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 09:53:48,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1861 states and 2132 transitions. [2018-12-09 09:53:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2132 transitions. [2018-12-09 09:53:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-09 09:53:48,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:48,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:48,659 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 09:53:48,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:48,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1864 states and 2135 transitions. [2018-12-09 09:53:48,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2135 transitions. [2018-12-09 09:53:48,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-09 09:53:48,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:48,952 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 09:53:49,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:49,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1867 states and 2138 transitions. [2018-12-09 09:53:49,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2138 transitions. [2018-12-09 09:53:49,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-09 09:53:49,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:49,258 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 191 proven. 1 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 09:53:49,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:49,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1870 states and 2141 transitions. [2018-12-09 09:53:49,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2141 transitions. [2018-12-09 09:53:49,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-12-09 09:53:49,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:49,642 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-09 09:53:50,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:50,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1879 states and 2151 transitions. [2018-12-09 09:53:50,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2151 transitions. [2018-12-09 09:53:50,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 09:53:50,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:50,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:50,625 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-09 09:53:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1885 states and 2158 transitions. [2018-12-09 09:53:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2158 transitions. [2018-12-09 09:53:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-09 09:53:50,807 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:51,745 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-09 09:53:55,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1986 states and 2272 transitions. [2018-12-09 09:53:55,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2272 transitions. [2018-12-09 09:53:55,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-12-09 09:53:55,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:55,327 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 337 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 09:53:56,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:56,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2011 states and 2300 transitions. [2018-12-09 09:53:56,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2300 transitions. [2018-12-09 09:53:56,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 09:53:56,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:56,239 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-09 09:53:58,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:58,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 2073 states and 2368 transitions. [2018-12-09 09:53:58,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 2368 transitions. [2018-12-09 09:53:58,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 09:53:58,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-09 09:53:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 2084 states and 2378 transitions. [2018-12-09 09:53:59,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 2378 transitions. [2018-12-09 09:53:59,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 09:53:59,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:59,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-09 09:53:59,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:53:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2095 states and 2388 transitions. [2018-12-09 09:53:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2388 transitions. [2018-12-09 09:53:59,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 09:53:59,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:53:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:53:59,778 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 306 proven. 68 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:54:00,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:00,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2116 states and 2410 transitions. [2018-12-09 09:54:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2410 transitions. [2018-12-09 09:54:00,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 09:54:00,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:00,105 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 09:54:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:01,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2149 states and 2453 transitions. [2018-12-09 09:54:01,656 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2453 transitions. [2018-12-09 09:54:01,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 09:54:01,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 09:54:02,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:02,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2152 states and 2456 transitions. [2018-12-09 09:54:02,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2456 transitions. [2018-12-09 09:54:02,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 09:54:02,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:02,119 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 09:54:02,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:02,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 2155 states and 2459 transitions. [2018-12-09 09:54:02,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2459 transitions. [2018-12-09 09:54:02,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 09:54:02,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:02,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:02,497 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 09:54:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2158 states and 2462 transitions. [2018-12-09 09:54:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2462 transitions. [2018-12-09 09:54:02,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 09:54:02,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 279 proven. 16 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 09:54:03,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:03,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2161 states and 2465 transitions. [2018-12-09 09:54:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2465 transitions. [2018-12-09 09:54:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-09 09:54:03,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:54:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:54:03,283 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2018-12-09 09:54:03,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:54:03,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 2080 states and 2381 transitions. [2018-12-09 09:54:03,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2381 transitions. [2018-12-09 09:54:03,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:54:03,446 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 107 iterations. [2018-12-09 09:54:03,451 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 09:54:07,151 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:54:07,153 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-09 09:54:07,157 INFO L583 CodeCheckObserver]: Invariant with dag size 13 [2018-12-09 09:54:07,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 09:54:07 ImpRootNode [2018-12-09 09:54:07,158 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 09:54:07,158 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:54:07,158 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:54:07,158 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:54:07,159 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:53:08" (3/4) ... [2018-12-09 09:54:07,161 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:54:07,171 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-09 09:54:07,172 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 09:54:07,172 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 09:54:07,173 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 09:54:07,232 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_29260db2-145b-40aa-ae56-de782570cf18/bin-2019/ukojak/witness.graphml [2018-12-09 09:54:07,232 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:54:07,233 INFO L168 Benchmark]: Toolchain (without parser) took 60481.51 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.2 GB). Free memory was 946.3 MB in the beginning and 1.6 GB in the end (delta: -607.8 MB). Peak memory consumption was 622.2 MB. Max. memory is 11.5 GB. [2018-12-09 09:54:07,234 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:54:07,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -153.7 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:54:07,234 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:54:07,234 INFO L168 Benchmark]: Boogie Preprocessor took 28.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:54:07,235 INFO L168 Benchmark]: RCFGBuilder took 1055.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 867.6 MB in the end (delta: 221.6 MB). Peak memory consumption was 221.6 MB. Max. memory is 11.5 GB. [2018-12-09 09:54:07,235 INFO L168 Benchmark]: CodeCheck took 58991.81 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 867.6 MB in the beginning and 1.6 GB in the end (delta: -713.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2018-12-09 09:54:07,235 INFO L168 Benchmark]: Witness Printer took 73.91 ms. Allocated memory is still 2.3 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. [2018-12-09 09:54:07,237 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, 227 locations, 1 error locations. SAFE Result, 55.2s OverallTime, 107 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 303534328 SDtfs, 944818556 SDslu, 1806469024 SDs, 0 SdLazy, 544433924 SolverSat, 2066771252 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 235.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123002 GetRequests, 120948 SyntacticMatches, 1252 SemanticMatches, 802 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 446331 ImplicationChecksByTransitivity, 44.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 18538 NumberOfCodeBlocks, 18538 NumberOfCodeBlocksAsserted, 106 NumberOfCheckSat, 18432 ConstructedInterpolants, 0 QuantifiedInterpolants, 10353795 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 106 InterpolantComputations, 73 PerfectInterpolantSequences, 15506/15830 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 556]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a17 == 8 || a11 == 1) || a19 == 1) || !(a28 == 7) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a19 == 1 || a17 == 8) || a11 == 1) || !(a28 == 7) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 290.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.7 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -153.7 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.56 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1055.00 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 867.6 MB in the end (delta: 221.6 MB). Peak memory consumption was 221.6 MB. Max. memory is 11.5 GB. * CodeCheck took 58991.81 ms. Allocated memory was 1.1 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 867.6 MB in the beginning and 1.6 GB in the end (delta: -713.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Witness Printer took 73.91 ms. Allocated memory is still 2.3 GB. Free memory was 1.6 GB in the beginning and 1.6 GB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...