./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/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 1ca819190f643deb29414a088c4aa6e4cb582023 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:54:53,899 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:54:53,900 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:54:53,908 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:54:53,908 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:54:53,909 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:54:53,909 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:54:53,910 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:54:53,912 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:54:53,912 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:54:53,913 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:54:53,913 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:54:53,914 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:54:53,914 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:54:53,915 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:54:53,915 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:54:53,916 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:54:53,917 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:54:53,919 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:54:53,920 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:54:53,920 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:54:53,921 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:54:53,923 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:54:53,923 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:54:53,923 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:54:53,924 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:54:53,924 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:54:53,925 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:54:53,925 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:54:53,926 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:54:53,926 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:54:53,927 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:54:53,927 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:54:53,927 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:54:53,928 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:54:53,928 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:54:53,929 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 01:54:53,938 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:54:53,938 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:54:53,938 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:54:53,939 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 01:54:53,939 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:54:53,939 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:54:53,939 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:54:53,940 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:54:53,940 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:54:53,940 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:54:53,940 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:54:53,940 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:54:53,940 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:54:53,940 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:54:53,941 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:54:53,941 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:54:53,941 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:54:53,941 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:54:53,941 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 01:54:53,941 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 01:54:53,941 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:54:53,942 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:54:53,942 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 01:54:53,942 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:54:53,942 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:54:53,942 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:54:53,942 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 01:54:53,942 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:54:53,943 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:54:53,943 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_e23bb908-f04c-4f19-8f25-50889fb67509/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 -> 1ca819190f643deb29414a088c4aa6e4cb582023 [2018-11-23 01:54:53,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:54:53,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:54:53,978 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:54:53,979 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:54:53,980 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:54:53,980 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c [2018-11-23 01:54:54,025 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/data/48531214a/8f4ac7a14df3475aa303e45d009ebc6b/FLAG291fdc936 [2018-11-23 01:54:54,490 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:54:54,490 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/sv-benchmarks/c/eca-rers2012/Problem01_label07_true-unreach-call_false-termination.c [2018-11-23 01:54:54,499 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/data/48531214a/8f4ac7a14df3475aa303e45d009ebc6b/FLAG291fdc936 [2018-11-23 01:54:54,511 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/data/48531214a/8f4ac7a14df3475aa303e45d009ebc6b [2018-11-23 01:54:54,513 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:54:54,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:54:54,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:54:54,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:54:54,518 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:54:54,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54, skipping insertion in model container [2018-11-23 01:54:54,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:54:54,566 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:54:54,777 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:54:54,780 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:54:54,847 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:54:54,859 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:54:54,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54 WrapperNode [2018-11-23 01:54:54,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:54:54,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:54:54,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:54:54,861 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:54:54,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,959 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:54:54,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:54:54,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:54:54,960 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:54:54,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... [2018-11-23 01:54:54,999 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:54:55,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:54:55,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:54:55,000 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:54:55,001 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/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 [2018-11-23 01:54:55,054 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 01:54:55,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:54:55,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:54:56,307 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:54:56,307 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 01:54:56,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:54:56 BoogieIcfgContainer [2018-11-23 01:54:56,308 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:54:56,308 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 01:54:56,308 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 01:54:56,315 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 01:54:56,316 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:54:56" (1/1) ... [2018-11-23 01:54:56,323 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:54:56,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:56,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-11-23 01:54:56,348 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-11-23 01:54:56,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 01:54:56,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:56,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:54:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:56,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2018-11-23 01:54:56,942 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2018-11-23 01:54:56,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 01:54:56,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:56,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:57,036 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:54:57,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:57,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2018-11-23 01:54:57,184 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2018-11-23 01:54:57,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 01:54:57,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:57,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:54:57,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:57,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2018-11-23 01:54:57,295 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2018-11-23 01:54:57,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 01:54:57,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:57,372 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:54:57,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:57,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2018-11-23 01:54:57,567 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2018-11-23 01:54:57,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 01:54:57,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:57,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:54:57,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:57,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2018-11-23 01:54:57,633 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2018-11-23 01:54:57,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-23 01:54:57,634 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:57,684 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 01:54:57,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:57,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2018-11-23 01:54:57,954 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2018-11-23 01:54:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 01:54:57,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:58,033 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:54:58,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:58,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2018-11-23 01:54:58,326 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2018-11-23 01:54:58,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:54:58,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:58,398 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:54:58,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:58,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2018-11-23 01:54:58,819 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2018-11-23 01:54:58,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:54:58,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:54:59,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:59,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 201 states and 329 transitions. [2018-11-23 01:54:59,160 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 329 transitions. [2018-11-23 01:54:59,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 01:54:59,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:54:59,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:59,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 205 states and 335 transitions. [2018-11-23 01:54:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 335 transitions. [2018-11-23 01:54:59,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:54:59,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:59,321 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:54:59,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:54:59,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 220 states and 360 transitions. [2018-11-23 01:54:59,873 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 360 transitions. [2018-11-23 01:54:59,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 01:54:59,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:54:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:54:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:55:00,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:00,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 221 states and 363 transitions. [2018-11-23 01:55:00,044 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 363 transitions. [2018-11-23 01:55:00,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 01:55:00,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:00,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:00,073 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:55:00,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:00,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 232 states and 374 transitions. [2018-11-23 01:55:00,288 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 374 transitions. [2018-11-23 01:55:00,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 01:55:00,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:00,319 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:55:00,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:00,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 235 states and 376 transitions. [2018-11-23 01:55:00,623 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 376 transitions. [2018-11-23 01:55:00,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 01:55:00,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:00,694 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:55:01,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:01,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 246 states and 393 transitions. [2018-11-23 01:55:01,408 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 393 transitions. [2018-11-23 01:55:01,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 01:55:01,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:01,433 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:55:01,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:01,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 247 states and 394 transitions. [2018-11-23 01:55:01,651 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 394 transitions. [2018-11-23 01:55:01,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 01:55:01,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:01,673 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:55:01,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:01,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 256 states and 406 transitions. [2018-11-23 01:55:01,936 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 406 transitions. [2018-11-23 01:55:01,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 01:55:01,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:01,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:01,960 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:55:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 268 states and 421 transitions. [2018-11-23 01:55:02,110 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 421 transitions. [2018-11-23 01:55:02,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 01:55:02,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:02,133 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 01:55:02,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:02,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 271 states and 425 transitions. [2018-11-23 01:55:02,264 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 425 transitions. [2018-11-23 01:55:02,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 01:55:02,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:55:02,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:02,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 272 states and 427 transitions. [2018-11-23 01:55:02,348 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 427 transitions. [2018-11-23 01:55:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 01:55:02,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:02,370 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:55:02,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:02,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 283 states and 441 transitions. [2018-11-23 01:55:02,879 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 441 transitions. [2018-11-23 01:55:02,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 01:55:02,880 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:02,975 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:55:04,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:04,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 310 states and 478 transitions. [2018-11-23 01:55:04,173 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 478 transitions. [2018-11-23 01:55:04,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 01:55:04,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:55:04,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:04,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 319 states and 486 transitions. [2018-11-23 01:55:04,411 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 486 transitions. [2018-11-23 01:55:04,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 01:55:04,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:04,437 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:55:04,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:04,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 323 states and 490 transitions. [2018-11-23 01:55:04,533 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 490 transitions. [2018-11-23 01:55:04,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 01:55:04,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:04,566 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:55:04,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:04,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 327 states and 494 transitions. [2018-11-23 01:55:04,742 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 494 transitions. [2018-11-23 01:55:04,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 01:55:04,743 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:55:05,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:05,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 342 states and 511 transitions. [2018-11-23 01:55:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 511 transitions. [2018-11-23 01:55:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 01:55:05,167 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:05,193 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:55:05,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:05,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 345 states and 514 transitions. [2018-11-23 01:55:05,341 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 514 transitions. [2018-11-23 01:55:05,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 01:55:05,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:05,367 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 01:55:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:05,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 347 states and 516 transitions. [2018-11-23 01:55:05,443 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 516 transitions. [2018-11-23 01:55:05,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 01:55:05,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:05,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:05,531 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 01:55:06,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:06,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 373 states and 550 transitions. [2018-11-23 01:55:06,410 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 550 transitions. [2018-11-23 01:55:06,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 01:55:06,411 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:06,452 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:55:06,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:06,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 443 states and 624 transitions. [2018-11-23 01:55:06,896 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 624 transitions. [2018-11-23 01:55:06,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 01:55:06,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:06,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:07,034 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:07,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:07,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 448 states and 630 transitions. [2018-11-23 01:55:07,312 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 630 transitions. [2018-11-23 01:55:07,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:55:07,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:07,350 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:55:08,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:08,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 472 states and 662 transitions. [2018-11-23 01:55:08,170 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 662 transitions. [2018-11-23 01:55:08,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:55:08,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:08,200 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:55:08,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:08,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 475 states and 666 transitions. [2018-11-23 01:55:08,409 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 666 transitions. [2018-11-23 01:55:08,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:55:08,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:08,431 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:55:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:08,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 483 states and 674 transitions. [2018-11-23 01:55:08,622 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 674 transitions. [2018-11-23 01:55:08,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 01:55:08,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:08,647 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:55:08,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:08,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 486 states and 678 transitions. [2018-11-23 01:55:08,980 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 678 transitions. [2018-11-23 01:55:08,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-23 01:55:08,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:08,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:09,015 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:09,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 500 states and 697 transitions. [2018-11-23 01:55:09,653 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 697 transitions. [2018-11-23 01:55:09,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:55:09,654 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:09,769 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:55:10,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:10,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 519 states and 729 transitions. [2018-11-23 01:55:10,736 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 729 transitions. [2018-11-23 01:55:10,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:55:10,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:10,758 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:55:10,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 529 states and 739 transitions. [2018-11-23 01:55:10,916 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 739 transitions. [2018-11-23 01:55:10,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:55:10,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:10,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:10,939 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:55:11,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:11,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 539 states and 752 transitions. [2018-11-23 01:55:11,266 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 752 transitions. [2018-11-23 01:55:11,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:55:11,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:11,338 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:55:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:11,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 540 states and 757 transitions. [2018-11-23 01:55:11,511 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 757 transitions. [2018-11-23 01:55:11,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:55:11,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:11,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:11,531 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 01:55:11,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:11,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 543 states and 763 transitions. [2018-11-23 01:55:11,868 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 763 transitions. [2018-11-23 01:55:11,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 01:55:11,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:11,889 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:55:12,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:12,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 552 states and 774 transitions. [2018-11-23 01:55:12,081 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 774 transitions. [2018-11-23 01:55:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-23 01:55:12,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:12,099 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:12,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 561 states and 785 transitions. [2018-11-23 01:55:12,265 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 785 transitions. [2018-11-23 01:55:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 01:55:12,265 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:12,325 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:12,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:12,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 564 states and 790 transitions. [2018-11-23 01:55:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 790 transitions. [2018-11-23 01:55:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 01:55:12,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:12,712 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:13,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 577 states and 808 transitions. [2018-11-23 01:55:13,531 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 808 transitions. [2018-11-23 01:55:13,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 01:55:13,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:13,549 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:55:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:13,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 581 states and 813 transitions. [2018-11-23 01:55:13,850 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 813 transitions. [2018-11-23 01:55:13,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 01:55:13,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:13,866 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:55:13,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:13,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 588 states and 819 transitions. [2018-11-23 01:55:13,907 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 819 transitions. [2018-11-23 01:55:13,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 01:55:13,907 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:14,067 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:15,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 613 states and 858 transitions. [2018-11-23 01:55:15,040 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 858 transitions. [2018-11-23 01:55:15,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 01:55:15,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:15,083 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:15,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:15,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 615 states and 861 transitions. [2018-11-23 01:55:15,254 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 861 transitions. [2018-11-23 01:55:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 01:55:15,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:15,272 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:15,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:15,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 625 states and 871 transitions. [2018-11-23 01:55:15,677 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 871 transitions. [2018-11-23 01:55:15,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 01:55:15,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:15,759 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:16,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:16,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 640 states and 893 transitions. [2018-11-23 01:55:16,151 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 893 transitions. [2018-11-23 01:55:16,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 01:55:16,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:16,179 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:16,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:16,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 647 states and 902 transitions. [2018-11-23 01:55:16,613 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 902 transitions. [2018-11-23 01:55:16,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:55:16,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:16,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:16,640 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:16,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:16,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 648 states and 903 transitions. [2018-11-23 01:55:16,699 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 903 transitions. [2018-11-23 01:55:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 01:55:16,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:16,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:16,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 650 states and 904 transitions. [2018-11-23 01:55:16,837 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 904 transitions. [2018-11-23 01:55:16,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 01:55:16,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:16,872 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:16,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:16,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 651 states and 906 transitions. [2018-11-23 01:55:16,972 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 906 transitions. [2018-11-23 01:55:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:55:16,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:17,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 653 states and 910 transitions. [2018-11-23 01:55:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 910 transitions. [2018-11-23 01:55:17,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:55:17,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:17,112 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:17,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:17,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 654 states and 910 transitions. [2018-11-23 01:55:17,214 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 910 transitions. [2018-11-23 01:55:17,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:55:17,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:17,235 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:55:17,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:17,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 665 states and 924 transitions. [2018-11-23 01:55:17,635 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 924 transitions. [2018-11-23 01:55:17,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 01:55:17,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:17,676 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:17,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:17,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 672 states and 932 transitions. [2018-11-23 01:55:17,776 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 932 transitions. [2018-11-23 01:55:17,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 01:55:17,776 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:17,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:17,795 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:18,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:18,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 677 states and 941 transitions. [2018-11-23 01:55:18,178 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 941 transitions. [2018-11-23 01:55:18,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 01:55:18,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:18,198 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:18,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 679 states and 943 transitions. [2018-11-23 01:55:18,574 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 943 transitions. [2018-11-23 01:55:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 01:55:18,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:18,891 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:20,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:20,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 724 states and 990 transitions. [2018-11-23 01:55:20,594 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 990 transitions. [2018-11-23 01:55:20,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 01:55:20,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:20,757 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:21,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:21,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 737 states and 1011 transitions. [2018-11-23 01:55:21,418 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1011 transitions. [2018-11-23 01:55:21,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:55:21,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:21,444 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:21,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:21,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 741 states and 1014 transitions. [2018-11-23 01:55:21,558 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1014 transitions. [2018-11-23 01:55:21,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:55:21,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:21,597 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:23,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 782 states and 1075 transitions. [2018-11-23 01:55:23,421 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1075 transitions. [2018-11-23 01:55:23,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:55:23,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:23,442 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:24,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:24,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 800 states and 1103 transitions. [2018-11-23 01:55:24,693 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1103 transitions. [2018-11-23 01:55:24,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:55:24,694 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:24,718 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 812 states and 1114 transitions. [2018-11-23 01:55:25,368 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1114 transitions. [2018-11-23 01:55:25,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:55:25,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:25,413 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:26,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:26,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 815 states and 1117 transitions. [2018-11-23 01:55:26,077 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1117 transitions. [2018-11-23 01:55:26,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:55:26,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:27,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:27,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 835 states and 1137 transitions. [2018-11-23 01:55:27,187 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1137 transitions. [2018-11-23 01:55:27,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:55:27,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:27,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 836 states and 1137 transitions. [2018-11-23 01:55:27,407 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1137 transitions. [2018-11-23 01:55:27,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:55:27,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:27,427 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:27,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:27,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 845 states and 1145 transitions. [2018-11-23 01:55:27,686 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1145 transitions. [2018-11-23 01:55:27,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 01:55:27,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:27,727 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 01:55:27,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:27,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 850 states and 1155 transitions. [2018-11-23 01:55:27,911 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1155 transitions. [2018-11-23 01:55:27,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:55:27,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:28,030 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:29,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:29,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 875 states and 1188 transitions. [2018-11-23 01:55:29,552 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1188 transitions. [2018-11-23 01:55:29,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:55:29,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:29,576 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:30,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:30,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 890 states and 1205 transitions. [2018-11-23 01:55:30,422 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1205 transitions. [2018-11-23 01:55:30,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 01:55:30,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:30,447 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:30,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:30,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 892 states and 1207 transitions. [2018-11-23 01:55:30,896 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1207 transitions. [2018-11-23 01:55:30,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 01:55:30,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:30,971 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 01:55:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 894 states and 1210 transitions. [2018-11-23 01:55:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1210 transitions. [2018-11-23 01:55:31,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 01:55:31,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:31,393 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:31,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:31,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 899 states and 1218 transitions. [2018-11-23 01:55:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1218 transitions. [2018-11-23 01:55:31,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:55:31,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:31,437 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:31,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:31,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 906 states and 1228 transitions. [2018-11-23 01:55:31,547 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1228 transitions. [2018-11-23 01:55:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:55:31,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:31,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:31,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:31,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 910 states and 1231 transitions. [2018-11-23 01:55:31,714 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1231 transitions. [2018-11-23 01:55:31,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:55:31,714 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:31,732 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:32,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:32,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 914 states and 1238 transitions. [2018-11-23 01:55:32,128 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1238 transitions. [2018-11-23 01:55:32,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:55:32,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:32,152 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:32,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:32,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 915 states and 1239 transitions. [2018-11-23 01:55:32,378 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1239 transitions. [2018-11-23 01:55:32,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 01:55:32,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:32,396 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:32,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:32,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 916 states and 1239 transitions. [2018-11-23 01:55:32,517 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1239 transitions. [2018-11-23 01:55:32,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:55:32,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:32,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:32,541 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:34,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:34,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 955 states and 1290 transitions. [2018-11-23 01:55:34,409 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1290 transitions. [2018-11-23 01:55:34,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:55:34,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:34,441 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:35,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:35,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 977 states and 1311 transitions. [2018-11-23 01:55:35,114 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1311 transitions. [2018-11-23 01:55:35,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:55:35,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:35,145 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:35,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:35,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 982 states and 1316 transitions. [2018-11-23 01:55:35,585 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1316 transitions. [2018-11-23 01:55:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 01:55:35,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:35,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:35,607 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 990 states and 1323 transitions. [2018-11-23 01:55:35,765 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1323 transitions. [2018-11-23 01:55:35,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 01:55:35,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:35,834 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 01:55:35,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:35,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 995 states and 1326 transitions. [2018-11-23 01:55:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1326 transitions. [2018-11-23 01:55:35,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 01:55:35,858 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:35,984 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:55:36,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:36,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1011 states and 1348 transitions. [2018-11-23 01:55:36,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1348 transitions. [2018-11-23 01:55:36,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 01:55:36,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:36,935 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:55:37,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:37,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1022 states and 1361 transitions. [2018-11-23 01:55:37,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1361 transitions. [2018-11-23 01:55:37,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:55:37,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:37,821 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:55:38,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:38,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1034 states and 1378 transitions. [2018-11-23 01:55:38,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1378 transitions. [2018-11-23 01:55:38,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:55:38,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:38,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:38,662 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:55:39,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:39,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1040 states and 1388 transitions. [2018-11-23 01:55:39,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1388 transitions. [2018-11-23 01:55:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:55:39,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:39,125 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:40,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:40,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1062 states and 1416 transitions. [2018-11-23 01:55:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1416 transitions. [2018-11-23 01:55:40,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:55:40,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:40,101 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:40,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1075 states and 1428 transitions. [2018-11-23 01:55:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1428 transitions. [2018-11-23 01:55:40,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:55:40,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:40,624 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:40,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:40,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1076 states and 1429 transitions. [2018-11-23 01:55:40,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1429 transitions. [2018-11-23 01:55:40,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 01:55:40,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:40,895 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:41,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:41,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1079 states and 1431 transitions. [2018-11-23 01:55:41,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1431 transitions. [2018-11-23 01:55:41,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 01:55:41,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:41,089 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:55:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1107 states and 1459 transitions. [2018-11-23 01:55:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1459 transitions. [2018-11-23 01:55:41,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 01:55:41,679 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:41,700 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-23 01:55:41,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:41,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1110 states and 1462 transitions. [2018-11-23 01:55:41,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1462 transitions. [2018-11-23 01:55:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 01:55:41,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:41,807 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 01:55:42,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1121 states and 1476 transitions. [2018-11-23 01:55:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1476 transitions. [2018-11-23 01:55:42,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 01:55:42,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:42,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:42,043 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:42,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1130 states and 1485 transitions. [2018-11-23 01:55:42,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1485 transitions. [2018-11-23 01:55:42,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 01:55:42,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:42,273 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 01:55:42,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:42,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1139 states and 1497 transitions. [2018-11-23 01:55:42,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1497 transitions. [2018-11-23 01:55:42,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 01:55:42,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:42,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:55:43,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:43,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1146 states and 1508 transitions. [2018-11-23 01:55:43,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1508 transitions. [2018-11-23 01:55:43,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 01:55:43,152 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:55:43,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:43,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1150 states and 1512 transitions. [2018-11-23 01:55:43,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1512 transitions. [2018-11-23 01:55:43,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 01:55:43,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:43,497 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:55:43,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:43,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1154 states and 1517 transitions. [2018-11-23 01:55:43,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1517 transitions. [2018-11-23 01:55:43,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 01:55:43,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:43,895 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-23 01:55:44,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:44,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1158 states and 1520 transitions. [2018-11-23 01:55:44,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1520 transitions. [2018-11-23 01:55:44,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 01:55:44,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:44,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 01:55:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:45,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1178 states and 1547 transitions. [2018-11-23 01:55:45,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1547 transitions. [2018-11-23 01:55:45,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:55:45,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:45,125 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 01:55:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:45,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1182 states and 1551 transitions. [2018-11-23 01:55:45,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1551 transitions. [2018-11-23 01:55:45,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:55:45,284 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:45,310 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:45,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:45,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1201 states and 1574 transitions. [2018-11-23 01:55:45,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1574 transitions. [2018-11-23 01:55:45,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:55:45,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:45,683 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 01:55:45,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:45,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1207 states and 1580 transitions. [2018-11-23 01:55:45,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1580 transitions. [2018-11-23 01:55:45,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 01:55:45,852 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:55:46,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:46,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1211 states and 1585 transitions. [2018-11-23 01:55:46,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1585 transitions. [2018-11-23 01:55:46,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 01:55:46,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:46,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:46,217 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:46,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:46,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1225 states and 1608 transitions. [2018-11-23 01:55:46,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1608 transitions. [2018-11-23 01:55:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 01:55:46,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:46,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1235 states and 1617 transitions. [2018-11-23 01:55:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1617 transitions. [2018-11-23 01:55:46,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 01:55:46,833 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:46,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:46,859 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:55:47,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:47,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1242 states and 1628 transitions. [2018-11-23 01:55:47,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1628 transitions. [2018-11-23 01:55:47,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 01:55:47,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:47,349 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 01:55:47,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:47,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1245 states and 1631 transitions. [2018-11-23 01:55:47,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1631 transitions. [2018-11-23 01:55:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 01:55:47,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:47,715 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 01:55:48,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:48,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1254 states and 1640 transitions. [2018-11-23 01:55:48,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1640 transitions. [2018-11-23 01:55:48,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:55:48,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:48,363 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:55:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1265 states and 1653 transitions. [2018-11-23 01:55:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1653 transitions. [2018-11-23 01:55:48,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:55:48,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:48,803 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:55:49,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:49,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1269 states and 1657 transitions. [2018-11-23 01:55:49,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1657 transitions. [2018-11-23 01:55:49,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:55:49,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:49,117 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:55:49,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:49,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1277 states and 1664 transitions. [2018-11-23 01:55:49,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1664 transitions. [2018-11-23 01:55:49,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:55:49,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:49,319 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 01:55:49,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:49,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1281 states and 1670 transitions. [2018-11-23 01:55:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1670 transitions. [2018-11-23 01:55:49,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 01:55:49,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:49,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:49,640 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:52,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:52,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1323 states and 1728 transitions. [2018-11-23 01:55:52,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1728 transitions. [2018-11-23 01:55:52,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 01:55:52,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:52,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:52,960 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 109 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:55:54,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:54,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1357 states and 1767 transitions. [2018-11-23 01:55:54,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1767 transitions. [2018-11-23 01:55:54,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 01:55:54,800 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:54,847 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:55:56,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:56,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 1392 states and 1809 transitions. [2018-11-23 01:55:56,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1809 transitions. [2018-11-23 01:55:56,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 01:55:56,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:56,434 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 01:55:57,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:57,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1409 states and 1828 transitions. [2018-11-23 01:55:57,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1828 transitions. [2018-11-23 01:55:57,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:55:57,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:57,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:55:57,635 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 01:55:59,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:55:59,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1447 states and 1881 transitions. [2018-11-23 01:55:59,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1447 states and 1881 transitions. [2018-11-23 01:55:59,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:55:59,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:55:59,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 01:56:00,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:00,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1455 states and 1887 transitions. [2018-11-23 01:56:00,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1887 transitions. [2018-11-23 01:56:00,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:56:00,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:00,883 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 01:56:01,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:01,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1460 states and 1891 transitions. [2018-11-23 01:56:01,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1891 transitions. [2018-11-23 01:56:01,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 01:56:01,365 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:02,779 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 01:56:05,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:05,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1512 states and 1945 transitions. [2018-11-23 01:56:05,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1945 transitions. [2018-11-23 01:56:05,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:56:05,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:05,945 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:56:07,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:07,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1534 states and 1975 transitions. [2018-11-23 01:56:07,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1975 transitions. [2018-11-23 01:56:07,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:56:07,752 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:07,799 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:56:08,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:08,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1565 states and 2009 transitions. [2018-11-23 01:56:08,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 2009 transitions. [2018-11-23 01:56:08,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:56:08,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:08,833 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:56:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:09,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1569 states and 2013 transitions. [2018-11-23 01:56:09,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 2013 transitions. [2018-11-23 01:56:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:56:09,416 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:09,526 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:56:10,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:10,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1579 states and 2022 transitions. [2018-11-23 01:56:10,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 2022 transitions. [2018-11-23 01:56:10,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:56:10,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:10,038 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:56:10,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:10,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1581 states and 2024 transitions. [2018-11-23 01:56:10,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 2024 transitions. [2018-11-23 01:56:10,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:56:10,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:10,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:10,703 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:56:11,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:11,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1582 states and 2025 transitions. [2018-11-23 01:56:11,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2025 transitions. [2018-11-23 01:56:11,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:56:11,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:11,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 01:56:11,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:11,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 1596 states and 2039 transitions. [2018-11-23 01:56:11,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 2039 transitions. [2018-11-23 01:56:11,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:56:11,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:11,438 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:56:11,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:11,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1601 states and 2044 transitions. [2018-11-23 01:56:11,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2044 transitions. [2018-11-23 01:56:11,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 01:56:11,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:11,762 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:56:12,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:12,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1610 states and 2053 transitions. [2018-11-23 01:56:12,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 2053 transitions. [2018-11-23 01:56:12,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:56:12,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:12,127 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-23 01:56:12,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:12,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1620 states and 2065 transitions. [2018-11-23 01:56:12,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2065 transitions. [2018-11-23 01:56:12,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:56:12,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:12,471 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:56:12,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:12,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1631 states and 2076 transitions. [2018-11-23 01:56:12,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2076 transitions. [2018-11-23 01:56:12,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:56:12,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:56:13,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:13,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1632 states and 2077 transitions. [2018-11-23 01:56:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2077 transitions. [2018-11-23 01:56:13,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:56:13,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:13,391 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:56:14,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:14,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1637 states and 2083 transitions. [2018-11-23 01:56:14,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2083 transitions. [2018-11-23 01:56:14,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:56:14,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:14,214 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 01:56:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:14,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1647 states and 2092 transitions. [2018-11-23 01:56:14,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2092 transitions. [2018-11-23 01:56:14,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:56:14,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:14,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:14,437 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:56:15,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:15,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1687 states and 2133 transitions. [2018-11-23 01:56:15,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2133 transitions. [2018-11-23 01:56:15,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:56:15,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:15,392 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:56:15,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:15,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1688 states and 2133 transitions. [2018-11-23 01:56:15,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2133 transitions. [2018-11-23 01:56:15,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 01:56:15,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:15,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-23 01:56:15,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:15,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1690 states and 2134 transitions. [2018-11-23 01:56:15,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2134 transitions. [2018-11-23 01:56:15,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 01:56:15,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:56:21,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:21,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1742 states and 2204 transitions. [2018-11-23 01:56:21,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2204 transitions. [2018-11-23 01:56:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 01:56:21,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:22,231 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 01:56:24,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1756 states and 2232 transitions. [2018-11-23 01:56:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2232 transitions. [2018-11-23 01:56:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 01:56:24,736 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:24,766 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:56:25,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:25,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1780 states and 2258 transitions. [2018-11-23 01:56:25,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2258 transitions. [2018-11-23 01:56:25,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 01:56:25,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:25,973 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:56:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1797 states and 2280 transitions. [2018-11-23 01:56:27,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2280 transitions. [2018-11-23 01:56:27,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 01:56:27,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:27,741 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 01:56:28,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:28,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1809 states and 2291 transitions. [2018-11-23 01:56:28,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2291 transitions. [2018-11-23 01:56:28,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 01:56:28,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:29,633 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 217 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 01:56:32,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:32,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1833 states and 2322 transitions. [2018-11-23 01:56:32,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2322 transitions. [2018-11-23 01:56:32,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-23 01:56:32,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:32,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 217 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-23 01:56:33,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:33,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1837 states and 2326 transitions. [2018-11-23 01:56:33,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2326 transitions. [2018-11-23 01:56:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:56:33,489 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:33,524 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 01:56:34,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:34,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1842 states and 2331 transitions. [2018-11-23 01:56:34,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2331 transitions. [2018-11-23 01:56:34,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:56:34,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:34,130 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 01:56:34,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1845 states and 2334 transitions. [2018-11-23 01:56:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2334 transitions. [2018-11-23 01:56:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:56:34,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:34,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:34,991 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 01:56:35,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:35,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1850 states and 2339 transitions. [2018-11-23 01:56:35,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2339 transitions. [2018-11-23 01:56:35,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 01:56:35,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:35,656 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 01:56:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:36,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1853 states and 2341 transitions. [2018-11-23 01:56:36,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2341 transitions. [2018-11-23 01:56:36,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:56:36,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:36,592 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 01:56:39,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:39,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 1896 states and 2405 transitions. [2018-11-23 01:56:39,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2405 transitions. [2018-11-23 01:56:39,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:56:39,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 01:56:41,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:41,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 1910 states and 2419 transitions. [2018-11-23 01:56:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2419 transitions. [2018-11-23 01:56:41,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:56:41,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:41,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:41,112 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-23 01:56:41,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1912 states and 2421 transitions. [2018-11-23 01:56:41,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2421 transitions. [2018-11-23 01:56:41,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:56:41,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:56:42,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:42,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 1923 states and 2431 transitions. [2018-11-23 01:56:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2431 transitions. [2018-11-23 01:56:42,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-23 01:56:42,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:42,224 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 01:56:42,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:42,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 1924 states and 2431 transitions. [2018-11-23 01:56:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2431 transitions. [2018-11-23 01:56:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 01:56:42,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:42,616 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 01:56:43,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1935 states and 2445 transitions. [2018-11-23 01:56:43,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2445 transitions. [2018-11-23 01:56:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 01:56:43,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:43,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:43,085 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 01:56:43,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:43,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1944 states and 2452 transitions. [2018-11-23 01:56:43,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2452 transitions. [2018-11-23 01:56:43,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 01:56:43,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:43,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:43,548 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 01:56:46,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:46,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 1997 states and 2509 transitions. [2018-11-23 01:56:46,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2509 transitions. [2018-11-23 01:56:46,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 01:56:46,162 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:46,203 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 01:56:46,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:46,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2008 states and 2520 transitions. [2018-11-23 01:56:46,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 2520 transitions. [2018-11-23 01:56:46,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 01:56:46,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:46,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:48,641 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:56:54,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:54,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 2072 states and 2588 transitions. [2018-11-23 01:56:54,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2588 transitions. [2018-11-23 01:56:54,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 01:56:54,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:54,655 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 01:56:56,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:56,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 2098 states and 2613 transitions. [2018-11-23 01:56:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2613 transitions. [2018-11-23 01:56:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-23 01:56:56,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:56,585 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-23 01:56:56,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:56,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2102 states and 2618 transitions. [2018-11-23 01:56:56,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2618 transitions. [2018-11-23 01:56:56,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 01:56:56,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:57,010 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 01:56:57,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:57,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2639 states to 2124 states and 2639 transitions. [2018-11-23 01:56:57,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2639 transitions. [2018-11-23 01:56:57,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 01:56:57,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:57,133 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 01:56:57,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:57,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 2128 states and 2643 transitions. [2018-11-23 01:56:57,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2643 transitions. [2018-11-23 01:56:57,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 01:56:57,768 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:57,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:57,812 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-11-23 01:56:58,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:58,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2198 states and 2715 transitions. [2018-11-23 01:56:58,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 2715 transitions. [2018-11-23 01:56:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 01:56:58,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:58,331 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-23 01:56:58,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:56:58,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2199 states and 2715 transitions. [2018-11-23 01:56:58,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 2715 transitions. [2018-11-23 01:56:58,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 01:56:58,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:56:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:56:59,360 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 01:57:03,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:03,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2227 states and 2753 transitions. [2018-11-23 01:57:03,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2753 transitions. [2018-11-23 01:57:03,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 01:57:03,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-23 01:57:04,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:04,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 2231 states and 2758 transitions. [2018-11-23 01:57:04,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2758 transitions. [2018-11-23 01:57:04,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-23 01:57:04,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:04,499 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 01:57:06,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:06,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2786 states to 2250 states and 2786 transitions. [2018-11-23 01:57:06,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2786 transitions. [2018-11-23 01:57:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-23 01:57:06,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:06,932 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 01:57:07,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:07,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2251 states and 2789 transitions. [2018-11-23 01:57:07,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2789 transitions. [2018-11-23 01:57:07,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-23 01:57:07,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:07,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:07,487 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-23 01:57:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:07,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2252 states and 2789 transitions. [2018-11-23 01:57:07,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2789 transitions. [2018-11-23 01:57:07,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 01:57:07,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:08,047 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 01:57:08,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:08,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2253 states and 2789 transitions. [2018-11-23 01:57:08,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2789 transitions. [2018-11-23 01:57:08,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-23 01:57:08,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:08,429 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-23 01:57:09,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:09,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2257 states and 2794 transitions. [2018-11-23 01:57:09,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2794 transitions. [2018-11-23 01:57:09,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 01:57:09,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:09,748 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-23 01:57:11,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:11,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2268 states and 2811 transitions. [2018-11-23 01:57:11,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2811 transitions. [2018-11-23 01:57:11,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 01:57:11,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:11,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:11,292 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-23 01:57:11,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2272 states and 2814 transitions. [2018-11-23 01:57:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 2814 transitions. [2018-11-23 01:57:11,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-23 01:57:11,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:11,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:11,631 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-23 01:57:12,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:12,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2817 states to 2276 states and 2817 transitions. [2018-11-23 01:57:12,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 2817 transitions. [2018-11-23 01:57:12,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 01:57:12,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:14,143 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 01:57:18,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:18,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2300 states and 2845 transitions. [2018-11-23 01:57:18,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2845 transitions. [2018-11-23 01:57:18,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-23 01:57:18,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:18,317 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-23 01:57:19,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:19,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2306 states and 2851 transitions. [2018-11-23 01:57:19,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 2851 transitions. [2018-11-23 01:57:19,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-23 01:57:19,070 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:19,143 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 401 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-23 01:57:19,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2310 states and 2860 transitions. [2018-11-23 01:57:19,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 2860 transitions. [2018-11-23 01:57:19,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 01:57:19,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:19,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:19,661 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-23 01:57:21,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:21,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2324 states and 2878 transitions. [2018-11-23 01:57:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 2878 transitions. [2018-11-23 01:57:21,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 01:57:21,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:21,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-23 01:57:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:22,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2331 states and 2885 transitions. [2018-11-23 01:57:22,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 2885 transitions. [2018-11-23 01:57:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-23 01:57:22,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:23,936 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 01:57:25,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:25,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2335 states and 2892 transitions. [2018-11-23 01:57:25,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2892 transitions. [2018-11-23 01:57:25,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-23 01:57:25,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 01:57:27,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:27,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2902 states to 2346 states and 2902 transitions. [2018-11-23 01:57:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 2902 transitions. [2018-11-23 01:57:27,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-23 01:57:27,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:28,508 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 529 proven. 39 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-23 01:57:32,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:32,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 2376 states and 2936 transitions. [2018-11-23 01:57:32,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 2936 transitions. [2018-11-23 01:57:32,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-23 01:57:32,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:32,730 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-23 01:57:33,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2391 states and 2950 transitions. [2018-11-23 01:57:33,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 2950 transitions. [2018-11-23 01:57:33,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-23 01:57:33,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:33,812 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-23 01:57:34,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:34,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 2399 states and 2962 transitions. [2018-11-23 01:57:34,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 2962 transitions. [2018-11-23 01:57:34,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:34,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:34,851 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:57:40,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:40,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3011 states to 2434 states and 3011 transitions. [2018-11-23 01:57:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 3011 transitions. [2018-11-23 01:57:40,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:40,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:40,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:40,214 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:57:42,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:42,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 2456 states and 3032 transitions. [2018-11-23 01:57:42,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 3032 transitions. [2018-11-23 01:57:42,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:42,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:42,886 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:57:44,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:44,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 2470 states and 3044 transitions. [2018-11-23 01:57:44,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 3044 transitions. [2018-11-23 01:57:44,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:44,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:45,070 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:57:45,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:45,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 2474 states and 3047 transitions. [2018-11-23 01:57:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 3047 transitions. [2018-11-23 01:57:45,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:45,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:45,769 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:57:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:47,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 2489 states and 3067 transitions. [2018-11-23 01:57:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 3067 transitions. [2018-11-23 01:57:47,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:47,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:47,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:57:48,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:48,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 2490 states and 3068 transitions. [2018-11-23 01:57:48,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2490 states and 3068 transitions. [2018-11-23 01:57:48,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:48,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:48,321 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-23 01:57:48,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2499 states and 3076 transitions. [2018-11-23 01:57:48,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 3076 transitions. [2018-11-23 01:57:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:48,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:48,944 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:57:49,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:49,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2500 states and 3077 transitions. [2018-11-23 01:57:49,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 3077 transitions. [2018-11-23 01:57:49,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:49,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:49,665 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:57:50,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:50,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3083 states to 2506 states and 3083 transitions. [2018-11-23 01:57:50,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 3083 transitions. [2018-11-23 01:57:50,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:50,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:50,278 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:57:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:50,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 2515 states and 3092 transitions. [2018-11-23 01:57:50,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 3092 transitions. [2018-11-23 01:57:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:50,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:50,847 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:57:51,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 2516 states and 3092 transitions. [2018-11-23 01:57:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2516 states and 3092 transitions. [2018-11-23 01:57:51,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-23 01:57:51,135 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:51,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:51,206 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-23 01:57:51,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:51,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3092 states to 2517 states and 3092 transitions. [2018-11-23 01:57:51,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 3092 transitions. [2018-11-23 01:57:51,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 01:57:51,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:51,865 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 01:57:55,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 2552 states and 3139 transitions. [2018-11-23 01:57:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 3139 transitions. [2018-11-23 01:57:55,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 01:57:55,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:55,618 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 01:57:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:56,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 2562 states and 3148 transitions. [2018-11-23 01:57:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 3148 transitions. [2018-11-23 01:57:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:57:56,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:56,344 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:57:56,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:56,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 2566 states and 3151 transitions. [2018-11-23 01:57:56,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 3151 transitions. [2018-11-23 01:57:56,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:57:56,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:56,992 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:57:58,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:58,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 2578 states and 3163 transitions. [2018-11-23 01:57:58,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 3163 transitions. [2018-11-23 01:57:58,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:57:58,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:58,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:58,408 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:57:58,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:58,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2588 states and 3174 transitions. [2018-11-23 01:57:58,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3174 transitions. [2018-11-23 01:57:58,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:57:58,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:57:58,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:58,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2589 states and 3174 transitions. [2018-11-23 01:57:58,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 3174 transitions. [2018-11-23 01:57:58,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:57:58,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:58,936 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:57:59,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:57:59,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2590 states and 3174 transitions. [2018-11-23 01:57:59,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 3174 transitions. [2018-11-23 01:57:59,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-23 01:57:59,552 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:57:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:57:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-23 01:58:00,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:00,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 2591 states and 3174 transitions. [2018-11-23 01:58:00,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 3174 transitions. [2018-11-23 01:58:00,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 01:58:00,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:00,240 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-23 01:58:03,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:03,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3215 states to 2618 states and 3215 transitions. [2018-11-23 01:58:03,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 3215 transitions. [2018-11-23 01:58:03,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 01:58:03,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:03,687 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-23 01:58:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 2638 states and 3240 transitions. [2018-11-23 01:58:05,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 3240 transitions. [2018-11-23 01:58:05,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 01:58:05,755 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:05,814 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-23 01:58:06,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:06,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 2642 states and 3244 transitions. [2018-11-23 01:58:06,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 3244 transitions. [2018-11-23 01:58:06,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:06,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:06,479 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:07,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:07,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 2655 states and 3256 transitions. [2018-11-23 01:58:07,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 3256 transitions. [2018-11-23 01:58:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:07,364 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:11,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:11,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 2699 states and 3310 transitions. [2018-11-23 01:58:11,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3310 transitions. [2018-11-23 01:58:11,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:11,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:11,275 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:11,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:11,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 2702 states and 3313 transitions. [2018-11-23 01:58:11,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3313 transitions. [2018-11-23 01:58:11,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:11,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:11,396 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 2726 states and 3335 transitions. [2018-11-23 01:58:12,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3335 transitions. [2018-11-23 01:58:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:12,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:12,549 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:12,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 2741 states and 3350 transitions. [2018-11-23 01:58:12,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3350 transitions. [2018-11-23 01:58:12,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:12,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:15,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:15,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3364 states to 2749 states and 3364 transitions. [2018-11-23 01:58:15,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3364 transitions. [2018-11-23 01:58:15,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:15,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:15,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:15,612 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:16,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:16,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 2753 states and 3368 transitions. [2018-11-23 01:58:16,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2753 states and 3368 transitions. [2018-11-23 01:58:16,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:16,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:16,189 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:16,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:16,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 2762 states and 3376 transitions. [2018-11-23 01:58:16,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 3376 transitions. [2018-11-23 01:58:16,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:16,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:16,566 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:17,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 2763 states and 3380 transitions. [2018-11-23 01:58:17,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 3380 transitions. [2018-11-23 01:58:17,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:17,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:17,300 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 2773 states and 3391 transitions. [2018-11-23 01:58:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3391 transitions. [2018-11-23 01:58:18,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:18,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:18,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:18,126 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:18,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:18,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3392 states to 2774 states and 3392 transitions. [2018-11-23 01:58:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 3392 transitions. [2018-11-23 01:58:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:18,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:18,750 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:20,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:20,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 2778 states and 3397 transitions. [2018-11-23 01:58:20,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 3397 transitions. [2018-11-23 01:58:20,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-23 01:58:20,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:20,474 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 01:58:21,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:21,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 2780 states and 3398 transitions. [2018-11-23 01:58:21,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3398 transitions. [2018-11-23 01:58:21,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-23 01:58:21,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-11-23 01:58:23,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:23,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 2821 states and 3439 transitions. [2018-11-23 01:58:23,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3439 transitions. [2018-11-23 01:58:23,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-23 01:58:23,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:23,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:24,787 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 01:58:30,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:30,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 2891 states and 3519 transitions. [2018-11-23 01:58:30,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 3519 transitions. [2018-11-23 01:58:30,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-23 01:58:30,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:30,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:30,264 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 01:58:31,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:31,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 2896 states and 3525 transitions. [2018-11-23 01:58:31,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2896 states and 3525 transitions. [2018-11-23 01:58:31,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-23 01:58:31,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:34,323 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-11-23 01:58:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:39,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 2925 states and 3557 transitions. [2018-11-23 01:58:39,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 3557 transitions. [2018-11-23 01:58:39,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-23 01:58:39,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:39,342 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 01:58:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3557 states to 2926 states and 3557 transitions. [2018-11-23 01:58:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 3557 transitions. [2018-11-23 01:58:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-23 01:58:39,982 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:40,098 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 01:58:40,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:40,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 2930 states and 3560 transitions. [2018-11-23 01:58:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2930 states and 3560 transitions. [2018-11-23 01:58:40,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-23 01:58:40,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:40,920 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 01:58:41,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:41,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 2931 states and 3560 transitions. [2018-11-23 01:58:41,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2931 states and 3560 transitions. [2018-11-23 01:58:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-23 01:58:41,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:41,631 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 517 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-11-23 01:58:42,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:42,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 2945 states and 3574 transitions. [2018-11-23 01:58:42,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2945 states and 3574 transitions. [2018-11-23 01:58:42,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-23 01:58:42,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 01:58:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:58:45,941 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 01:58:58,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 01:58:58,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 2891 states and 3538 transitions. [2018-11-23 01:58:58,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 3538 transitions. [2018-11-23 01:58:58,789 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:58:58,789 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 236 iterations. [2018-11-23 01:58:58,795 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 01:58:58,905 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 29 [2018-11-23 01:58:59,160 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-11-23 01:58:59,367 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 34 [2018-11-23 01:58:59,511 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-23 01:58:59,661 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 24 [2018-11-23 01:58:59,843 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-11-23 01:59:00,016 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-11-23 01:59:00,200 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 24 [2018-11-23 01:59:00,313 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 33 [2018-11-23 01:59:00,494 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-11-23 01:59:00,701 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-11-23 01:59:00,866 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-11-23 01:59:01,044 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 31 [2018-11-23 01:59:01,264 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-11-23 01:59:01,484 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 34 [2018-11-23 01:59:01,591 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-11-23 01:59:01,750 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 29 [2018-11-23 01:59:02,327 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2018-11-23 01:59:02,609 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-11-23 01:59:02,848 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-11-23 01:59:03,168 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-11-23 01:59:03,272 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 33 [2018-11-23 01:59:03,468 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 29 [2018-11-23 01:59:03,607 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 24 [2018-11-23 01:59:04,167 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-11-23 01:59:04,343 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 36 [2018-11-23 01:59:04,729 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 34 [2018-11-23 01:59:04,891 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 34 [2018-11-23 01:59:05,015 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 34 [2018-11-23 01:59:05,307 WARN L180 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2018-11-23 01:59:05,307 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 01:59:05,309 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-23 01:59:05,314 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-23 01:59:05,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:59:05 ImpRootNode [2018-11-23 01:59:05,315 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 01:59:05,315 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:59:05,315 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:59:05,315 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:59:05,315 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:54:56" (3/4) ... [2018-11-23 01:59:05,318 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:59:05,331 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-11-23 01:59:05,331 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 01:59:05,332 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 01:59:05,422 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e23bb908-f04c-4f19-8f25-50889fb67509/bin-2019/ukojak/witness.graphml [2018-11-23 01:59:05,422 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:59:05,423 INFO L168 Benchmark]: Toolchain (without parser) took 250909.89 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 955.5 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.2 GB. Max. memory is 11.5 GB. [2018-11-23 01:59:05,424 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:59:05,424 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.07 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 917.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:59:05,424 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-23 01:59:05,425 INFO L168 Benchmark]: Boogie Preprocessor took 40.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. [2018-11-23 01:59:05,425 INFO L168 Benchmark]: RCFGBuilder took 1308.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.2 MB in the end (delta: 228.6 MB). Peak memory consumption was 228.6 MB. Max. memory is 11.5 GB. [2018-11-23 01:59:05,425 INFO L168 Benchmark]: CodeCheck took 249006.26 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 895.2 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-23 01:59:05,425 INFO L168 Benchmark]: Witness Printer took 107.91 ms. Allocated memory is still 4.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 6.1 kB). Peak memory consumption was 6.1 kB. Max. memory is 11.5 GB. [2018-11-23 01:59:05,427 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, 198 locations, 1 error locations. SAFE Result, 242.4s OverallTime, 236 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 67764880 SDtfs, -308488418 SDslu, 414986020 SDs, 0 SdLazy, -1950459100 SolverSat, 182526226 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 868.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 303340 GetRequests, 297993 SyntacticMatches, 3057 SemanticMatches, 2290 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3485026 ImplicationChecksByTransitivity, 216.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 24.6s InterpolantComputationTime, 45868 NumberOfCodeBlocks, 45868 NumberOfCodeBlocksAsserted, 235 NumberOfCheckSat, 45633 ConstructedInterpolants, 0 QuantifiedInterpolants, 32215424 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 235 InterpolantComputations, 202 PerfectInterpolantSequences, 59178/61167 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: 488]: 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: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 345.07 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 917.8 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 98.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 40.20 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1308.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.2 MB in the end (delta: 228.6 MB). Peak memory consumption was 228.6 MB. Max. memory is 11.5 GB. * CodeCheck took 249006.26 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 895.2 MB in the beginning and 2.4 GB in the end (delta: -1.5 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 107.91 ms. Allocated memory is still 4.7 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 6.1 kB). Peak memory consumption was 6.1 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...