./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/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 79d76b935496dc6a959c1e4984dc143bd47f9882 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 12:17:09,819 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 12:17:09,821 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 12:17:09,828 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 12:17:09,828 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 12:17:09,829 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 12:17:09,830 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 12:17:09,831 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 12:17:09,832 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 12:17:09,833 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 12:17:09,833 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 12:17:09,834 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 12:17:09,834 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 12:17:09,835 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 12:17:09,835 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 12:17:09,836 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 12:17:09,836 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 12:17:09,837 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 12:17:09,839 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 12:17:09,840 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 12:17:09,840 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 12:17:09,841 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 12:17:09,843 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 12:17:09,843 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 12:17:09,843 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 12:17:09,844 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 12:17:09,844 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 12:17:09,845 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 12:17:09,845 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 12:17:09,846 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 12:17:09,846 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 12:17:09,847 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 12:17:09,847 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 12:17:09,847 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 12:17:09,848 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 12:17:09,848 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 12:17:09,849 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 12:17:09,856 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 12:17:09,856 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 12:17:09,857 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 12:17:09,857 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 12:17:09,857 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 12:17:09,857 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 12:17:09,858 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 12:17:09,858 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 12:17:09,858 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 12:17:09,859 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 12:17:09,859 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 12:17:09,859 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 12:17:09,859 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 12:17:09,859 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 12:17:09,860 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 12:17:09,860 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 12:17:09,860 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 12:17:09,860 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 12:17:09,860 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 12:17:09,860 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 12:17:09,861 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 12:17:09,861 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 12:17:09,861 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 12:17:09,861 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 12:17:09,861 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 12:17:09,861 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 12:17:09,861 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 12:17:09,862 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 12:17:09,862 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_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/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 -> 79d76b935496dc6a959c1e4984dc143bd47f9882 [2018-11-10 12:17:09,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 12:17:09,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 12:17:09,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 12:17:09,898 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 12:17:09,899 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 12:17:09,899 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c [2018-11-10 12:17:09,938 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/data/112a82759/93f0bbfe1f5f4da1bf5991dbe1639cdd/FLAG9c708891b [2018-11-10 12:17:10,373 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 12:17:10,374 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/sv-benchmarks/c/eca-rers2012/Problem02_label03_true-unreach-call_false-termination.c [2018-11-10 12:17:10,383 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/data/112a82759/93f0bbfe1f5f4da1bf5991dbe1639cdd/FLAG9c708891b [2018-11-10 12:17:10,395 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/data/112a82759/93f0bbfe1f5f4da1bf5991dbe1639cdd [2018-11-10 12:17:10,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 12:17:10,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 12:17:10,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 12:17:10,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 12:17:10,403 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 12:17:10,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eeb45d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10, skipping insertion in model container [2018-11-10 12:17:10,405 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,411 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 12:17:10,446 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 12:17:10,668 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:17:10,672 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 12:17:10,738 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 12:17:10,750 INFO L193 MainTranslator]: Completed translation [2018-11-10 12:17:10,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10 WrapperNode [2018-11-10 12:17:10,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 12:17:10,752 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 12:17:10,752 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 12:17:10,752 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 12:17:10,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 12:17:10,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 12:17:10,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 12:17:10,864 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 12:17:10,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... [2018-11-10 12:17:10,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 12:17:10,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 12:17:10,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 12:17:10,907 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 12:17:10,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 12:17:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/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 [2018-11-10 12:17:10,961 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 12:17:10,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 12:17:10,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 12:17:12,218 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 12:17:12,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:17:12 BoogieIcfgContainer [2018-11-10 12:17:12,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 12:17:12,219 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 12:17:12,219 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 12:17:12,227 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 12:17:12,227 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:17:12" (1/1) ... [2018-11-10 12:17:12,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 12:17:12,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:12,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-10 12:17:12,262 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-10 12:17:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 12:17:12,266 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:12,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:12,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:13,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:13,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 165 states and 253 transitions. [2018-11-10 12:17:13,076 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 253 transitions. [2018-11-10 12:17:13,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-10 12:17:13,079 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:13,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:13,190 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:13,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:13,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 244 states and 344 transitions. [2018-11-10 12:17:13,567 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 344 transitions. [2018-11-10 12:17:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 12:17:13,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:13,662 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:13,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2018-11-10 12:17:13,864 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2018-11-10 12:17:13,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-10 12:17:13,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:13,912 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:14,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:14,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 259 states and 363 transitions. [2018-11-10 12:17:14,004 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 363 transitions. [2018-11-10 12:17:14,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 12:17:14,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:14,029 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:14,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:14,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 264 states and 368 transitions. [2018-11-10 12:17:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 368 transitions. [2018-11-10 12:17:14,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 12:17:14,071 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:14,095 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:17:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:14,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 275 states and 383 transitions. [2018-11-10 12:17:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 383 transitions. [2018-11-10 12:17:14,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 12:17:14,237 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:14,261 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:17:14,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:14,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 278 states and 386 transitions. [2018-11-10 12:17:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 386 transitions. [2018-11-10 12:17:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 12:17:14,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:14,318 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:14,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:14,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 293 states and 407 transitions. [2018-11-10 12:17:14,532 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 407 transitions. [2018-11-10 12:17:14,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 12:17:14,533 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:14,552 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:14,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:14,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 298 states and 413 transitions. [2018-11-10 12:17:14,615 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 413 transitions. [2018-11-10 12:17:14,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 12:17:14,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:14,641 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:17:14,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:14,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 300 states and 416 transitions. [2018-11-10 12:17:14,695 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 416 transitions. [2018-11-10 12:17:14,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 12:17:14,695 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:14,730 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:14,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:14,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 307 states and 423 transitions. [2018-11-10 12:17:14,789 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 423 transitions. [2018-11-10 12:17:14,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 12:17:14,789 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:14,843 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:15,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:15,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 317 states and 437 transitions. [2018-11-10 12:17:15,112 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 437 transitions. [2018-11-10 12:17:15,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 12:17:15,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:15,138 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:15,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 318 states and 437 transitions. [2018-11-10 12:17:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 437 transitions. [2018-11-10 12:17:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 12:17:15,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:15,216 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:17:15,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:15,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 325 states and 444 transitions. [2018-11-10 12:17:15,258 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 444 transitions. [2018-11-10 12:17:15,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 12:17:15,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:15,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:15,284 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:15,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 331 states and 450 transitions. [2018-11-10 12:17:15,313 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 450 transitions. [2018-11-10 12:17:15,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 12:17:15,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:15,357 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:15,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:15,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 351 states and 472 transitions. [2018-11-10 12:17:15,719 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 472 transitions. [2018-11-10 12:17:15,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 12:17:15,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:15,824 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 12:17:16,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 370 states and 494 transitions. [2018-11-10 12:17:16,041 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 494 transitions. [2018-11-10 12:17:16,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 12:17:16,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:16,104 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:16,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:16,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 450 states and 583 transitions. [2018-11-10 12:17:16,760 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 583 transitions. [2018-11-10 12:17:16,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 12:17:16,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:16,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:16,790 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:17,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:17,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 465 states and 601 transitions. [2018-11-10 12:17:17,032 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 601 transitions. [2018-11-10 12:17:17,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 12:17:17,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:17,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:17,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 478 states and 617 transitions. [2018-11-10 12:17:17,534 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 617 transitions. [2018-11-10 12:17:17,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 12:17:17,536 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:17,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:17,676 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-10 12:17:18,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:18,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 593 states and 754 transitions. [2018-11-10 12:17:18,927 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 754 transitions. [2018-11-10 12:17:18,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 12:17:18,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:18,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:18,976 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:19,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:19,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 600 states and 761 transitions. [2018-11-10 12:17:19,012 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 761 transitions. [2018-11-10 12:17:19,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-10 12:17:19,013 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:19,041 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:19,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:19,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 607 states and 768 transitions. [2018-11-10 12:17:19,085 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 768 transitions. [2018-11-10 12:17:19,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 12:17:19,086 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:19,116 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:17:19,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:19,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 630 states and 794 transitions. [2018-11-10 12:17:19,298 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 794 transitions. [2018-11-10 12:17:19,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 12:17:19,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:19,318 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:19,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:19,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 653 states and 827 transitions. [2018-11-10 12:17:19,633 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 827 transitions. [2018-11-10 12:17:19,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 12:17:19,634 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:19,663 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:19,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:19,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 654 states and 829 transitions. [2018-11-10 12:17:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 829 transitions. [2018-11-10 12:17:19,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 12:17:19,761 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:19,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:19,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 655 states and 829 transitions. [2018-11-10 12:17:19,942 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 829 transitions. [2018-11-10 12:17:19,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 12:17:19,943 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:19,976 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 12:17:20,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:20,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 675 states and 855 transitions. [2018-11-10 12:17:20,460 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 855 transitions. [2018-11-10 12:17:20,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 12:17:20,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:20,490 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 12:17:20,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:20,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 678 states and 859 transitions. [2018-11-10 12:17:20,731 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 859 transitions. [2018-11-10 12:17:20,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-10 12:17:20,731 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:20,751 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-10 12:17:20,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:20,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 683 states and 864 transitions. [2018-11-10 12:17:20,977 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 864 transitions. [2018-11-10 12:17:20,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 12:17:20,978 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:20,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:21,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:21,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 690 states and 870 transitions. [2018-11-10 12:17:21,117 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 870 transitions. [2018-11-10 12:17:21,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-10 12:17:21,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:21,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:21,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 699 states and 878 transitions. [2018-11-10 12:17:21,224 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 878 transitions. [2018-11-10 12:17:21,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 12:17:21,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:21,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:21,244 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 12:17:21,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 721 states and 901 transitions. [2018-11-10 12:17:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 901 transitions. [2018-11-10 12:17:21,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 12:17:21,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:21,497 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-10 12:17:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:21,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 722 states and 903 transitions. [2018-11-10 12:17:21,642 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 903 transitions. [2018-11-10 12:17:21,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 12:17:21,643 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:21,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:21,740 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:22,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 754 states and 949 transitions. [2018-11-10 12:17:22,294 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 949 transitions. [2018-11-10 12:17:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 12:17:22,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:22,361 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:22,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:22,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 755 states and 951 transitions. [2018-11-10 12:17:22,521 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 951 transitions. [2018-11-10 12:17:22,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 12:17:22,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:22,587 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:22,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:22,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 756 states and 951 transitions. [2018-11-10 12:17:22,921 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 951 transitions. [2018-11-10 12:17:22,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-10 12:17:22,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:22,990 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 12:17:23,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:23,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 759 states and 954 transitions. [2018-11-10 12:17:23,149 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 954 transitions. [2018-11-10 12:17:23,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 12:17:23,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 12:17:23,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:23,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 772 states and 968 transitions. [2018-11-10 12:17:23,518 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 968 transitions. [2018-11-10 12:17:23,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 12:17:23,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:23,542 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:23,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 777 states and 978 transitions. [2018-11-10 12:17:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 978 transitions. [2018-11-10 12:17:23,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 12:17:23,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:23,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:23,838 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:23,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:23,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 785 states and 987 transitions. [2018-11-10 12:17:23,952 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 987 transitions. [2018-11-10 12:17:23,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 12:17:23,952 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:24,293 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 80 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 12:17:25,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:25,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 827 states and 1041 transitions. [2018-11-10 12:17:25,949 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1041 transitions. [2018-11-10 12:17:25,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 12:17:25,950 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:25,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:26,034 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:17:27,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:27,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 866 states and 1091 transitions. [2018-11-10 12:17:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1091 transitions. [2018-11-10 12:17:27,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 12:17:27,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:27,077 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 12:17:27,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:27,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 871 states and 1101 transitions. [2018-11-10 12:17:27,388 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1101 transitions. [2018-11-10 12:17:27,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 12:17:27,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:27,410 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 12:17:27,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:27,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 880 states and 1111 transitions. [2018-11-10 12:17:27,453 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1111 transitions. [2018-11-10 12:17:27,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-10 12:17:27,453 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:27,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:27,479 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 12:17:28,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:28,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 906 states and 1141 transitions. [2018-11-10 12:17:28,386 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1141 transitions. [2018-11-10 12:17:28,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-10 12:17:28,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:28,406 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-10 12:17:28,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:28,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 921 states and 1157 transitions. [2018-11-10 12:17:28,574 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1157 transitions. [2018-11-10 12:17:28,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-10 12:17:28,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:28,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:28,922 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:31,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:31,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 988 states and 1238 transitions. [2018-11-10 12:17:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1238 transitions. [2018-11-10 12:17:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 12:17:31,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 12:17:31,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 992 states and 1242 transitions. [2018-11-10 12:17:31,725 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1242 transitions. [2018-11-10 12:17:31,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-10 12:17:31,726 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:31,744 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 12:17:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 996 states and 1247 transitions. [2018-11-10 12:17:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1247 transitions. [2018-11-10 12:17:31,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 12:17:31,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:31,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:32,236 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:35,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:35,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1059 states and 1318 transitions. [2018-11-10 12:17:35,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1318 transitions. [2018-11-10 12:17:35,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 12:17:35,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:35,592 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:36,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:36,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 1082 states and 1347 transitions. [2018-11-10 12:17:36,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1347 transitions. [2018-11-10 12:17:36,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 12:17:36,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:36,051 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:36,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1089 states and 1353 transitions. [2018-11-10 12:17:36,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1353 transitions. [2018-11-10 12:17:36,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 12:17:36,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:36,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:36,293 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:36,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1098 states and 1361 transitions. [2018-11-10 12:17:36,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1361 transitions. [2018-11-10 12:17:36,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-10 12:17:36,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:36,492 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:36,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:36,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1107 states and 1371 transitions. [2018-11-10 12:17:36,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1371 transitions. [2018-11-10 12:17:36,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-10 12:17:36,675 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:36,698 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 12:17:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1129 states and 1394 transitions. [2018-11-10 12:17:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1394 transitions. [2018-11-10 12:17:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 12:17:36,871 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:37,072 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:38,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:38,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1164 states and 1432 transitions. [2018-11-10 12:17:38,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1432 transitions. [2018-11-10 12:17:38,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-10 12:17:38,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:39,035 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:39,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:39,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1180 states and 1449 transitions. [2018-11-10 12:17:39,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1449 transitions. [2018-11-10 12:17:39,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-10 12:17:39,796 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:39,822 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 12:17:40,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:40,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1183 states and 1452 transitions. [2018-11-10 12:17:40,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1452 transitions. [2018-11-10 12:17:40,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 12:17:40,070 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:40,197 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:42,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:42,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1230 states and 1505 transitions. [2018-11-10 12:17:42,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1505 transitions. [2018-11-10 12:17:42,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 12:17:42,475 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:42,505 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 12:17:43,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:43,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1245 states and 1526 transitions. [2018-11-10 12:17:43,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1526 transitions. [2018-11-10 12:17:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 12:17:43,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:43,340 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 12:17:43,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1264 states and 1547 transitions. [2018-11-10 12:17:43,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1547 transitions. [2018-11-10 12:17:43,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-10 12:17:43,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:43,713 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 102 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-10 12:17:44,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:44,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1268 states and 1552 transitions. [2018-11-10 12:17:44,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1552 transitions. [2018-11-10 12:17:44,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-10 12:17:44,005 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:44,039 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 12:17:44,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1273 states and 1558 transitions. [2018-11-10 12:17:44,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1558 transitions. [2018-11-10 12:17:44,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-10 12:17:44,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:44,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:44,445 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-10 12:17:44,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:44,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 1276 states and 1567 transitions. [2018-11-10 12:17:44,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 1567 transitions. [2018-11-10 12:17:44,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-10 12:17:44,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:44,652 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 12:17:46,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:46,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1315 states and 1611 transitions. [2018-11-10 12:17:46,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1611 transitions. [2018-11-10 12:17:46,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 12:17:46,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:47,218 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-10 12:17:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1363 states and 1659 transitions. [2018-11-10 12:17:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1659 transitions. [2018-11-10 12:17:49,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 12:17:49,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:49,911 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:17:50,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:50,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1394 states and 1692 transitions. [2018-11-10 12:17:50,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1692 transitions. [2018-11-10 12:17:50,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 12:17:50,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:51,129 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 12:17:55,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:55,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1462 states and 1760 transitions. [2018-11-10 12:17:55,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 1760 transitions. [2018-11-10 12:17:55,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-10 12:17:55,195 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:55,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 12:17:56,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1499 states and 1796 transitions. [2018-11-10 12:17:56,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1796 transitions. [2018-11-10 12:17:56,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 12:17:56,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:56,717 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-10 12:17:57,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1505 states and 1803 transitions. [2018-11-10 12:17:57,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1803 transitions. [2018-11-10 12:17:57,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 12:17:57,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:57,248 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-10 12:17:57,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:57,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1514 states and 1811 transitions. [2018-11-10 12:17:57,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1811 transitions. [2018-11-10 12:17:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 12:17:57,496 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:57,527 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 12:17:58,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1826 states to 1526 states and 1826 transitions. [2018-11-10 12:17:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1826 transitions. [2018-11-10 12:17:58,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 12:17:58,099 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:58,126 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 12:17:58,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:58,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1528 states and 1829 transitions. [2018-11-10 12:17:58,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1829 transitions. [2018-11-10 12:17:58,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 12:17:58,403 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:58,439 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 12:17:59,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:17:59,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1546 states and 1847 transitions. [2018-11-10 12:17:59,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1847 transitions. [2018-11-10 12:17:59,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-10 12:17:59,492 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:17:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:17:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 12:18:00,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:00,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1552 states and 1852 transitions. [2018-11-10 12:18:00,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1852 transitions. [2018-11-10 12:18:00,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 12:18:00,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:18:00,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:00,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1575 states and 1878 transitions. [2018-11-10 12:18:00,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1878 transitions. [2018-11-10 12:18:00,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-10 12:18:00,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:00,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:00,560 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-10 12:18:01,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:01,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1655 states and 1964 transitions. [2018-11-10 12:18:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 1964 transitions. [2018-11-10 12:18:01,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 12:18:01,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:01,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:01,419 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-10 12:18:01,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:01,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1666 states and 1975 transitions. [2018-11-10 12:18:01,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 1975 transitions. [2018-11-10 12:18:01,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-10 12:18:01,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:01,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:01,868 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-10 12:18:02,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:02,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1669 states and 1979 transitions. [2018-11-10 12:18:02,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 1979 transitions. [2018-11-10 12:18:02,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-10 12:18:02,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-10 12:18:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:02,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1689 states and 1999 transitions. [2018-11-10 12:18:02,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 1999 transitions. [2018-11-10 12:18:02,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-10 12:18:02,246 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:02,278 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 12:18:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1731 states and 2044 transitions. [2018-11-10 12:18:03,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2044 transitions. [2018-11-10 12:18:03,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 12:18:03,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:03,182 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:18:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:05,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1802 states and 2137 transitions. [2018-11-10 12:18:05,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2137 transitions. [2018-11-10 12:18:05,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 12:18:05,493 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:18:07,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:07,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1835 states and 2170 transitions. [2018-11-10 12:18:07,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2170 transitions. [2018-11-10 12:18:07,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 12:18:07,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:07,204 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:18:07,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:07,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1856 states and 2191 transitions. [2018-11-10 12:18:07,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2191 transitions. [2018-11-10 12:18:07,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 12:18:07,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:07,940 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:18:09,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:09,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1886 states and 2222 transitions. [2018-11-10 12:18:09,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2222 transitions. [2018-11-10 12:18:09,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 12:18:09,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:09,362 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:18:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:09,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1889 states and 2224 transitions. [2018-11-10 12:18:09,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2224 transitions. [2018-11-10 12:18:09,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-10 12:18:09,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:09,794 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 12:18:10,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:10,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1896 states and 2230 transitions. [2018-11-10 12:18:10,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2230 transitions. [2018-11-10 12:18:10,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 12:18:10,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:10,164 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-10 12:18:10,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:10,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1901 states and 2236 transitions. [2018-11-10 12:18:10,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2236 transitions. [2018-11-10 12:18:10,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-10 12:18:10,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:10,449 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 12:18:11,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:11,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1914 states and 2250 transitions. [2018-11-10 12:18:11,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2250 transitions. [2018-11-10 12:18:11,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-10 12:18:11,308 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:11,342 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-10 12:18:12,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:12,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1969 states and 2310 transitions. [2018-11-10 12:18:12,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2310 transitions. [2018-11-10 12:18:12,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 12:18:12,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:12,492 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:18:16,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:16,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2044 states and 2400 transitions. [2018-11-10 12:18:16,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2400 transitions. [2018-11-10 12:18:16,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 12:18:16,383 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:16,449 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:18:17,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:17,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2066 states and 2424 transitions. [2018-11-10 12:18:17,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2424 transitions. [2018-11-10 12:18:17,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 12:18:17,925 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:17,971 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:18:18,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2089 states and 2451 transitions. [2018-11-10 12:18:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2451 transitions. [2018-11-10 12:18:18,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 12:18:18,686 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:18,811 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:18:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:19,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 2098 states and 2463 transitions. [2018-11-10 12:18:19,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2463 transitions. [2018-11-10 12:18:19,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 12:18:19,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:19,544 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:18:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:19,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2116 states and 2482 transitions. [2018-11-10 12:18:19,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2482 transitions. [2018-11-10 12:18:19,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 12:18:19,968 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:20,036 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:18:20,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:20,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2119 states and 2485 transitions. [2018-11-10 12:18:20,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2485 transitions. [2018-11-10 12:18:20,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-10 12:18:20,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:20,436 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 56 proven. 9 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-11-10 12:18:20,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:20,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2122 states and 2487 transitions. [2018-11-10 12:18:20,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2487 transitions. [2018-11-10 12:18:20,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 12:18:20,788 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:20,859 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-10 12:18:21,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:21,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2135 states and 2502 transitions. [2018-11-10 12:18:21,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2502 transitions. [2018-11-10 12:18:21,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-10 12:18:21,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:22,526 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 12:18:24,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:24,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2235 states and 2603 transitions. [2018-11-10 12:18:24,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2603 transitions. [2018-11-10 12:18:24,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-10 12:18:24,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:24,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:25,079 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 114 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 12:18:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2394 states and 2778 transitions. [2018-11-10 12:18:28,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 2778 transitions. [2018-11-10 12:18:28,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-10 12:18:28,035 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:28,646 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 204 proven. 11 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 12:18:29,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:29,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2398 states and 2784 transitions. [2018-11-10 12:18:29,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2784 transitions. [2018-11-10 12:18:29,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-10 12:18:29,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:29,619 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 12:18:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:29,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2403 states and 2790 transitions. [2018-11-10 12:18:29,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 2790 transitions. [2018-11-10 12:18:29,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-10 12:18:29,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:29,719 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 12:18:30,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:30,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2818 states to 2431 states and 2818 transitions. [2018-11-10 12:18:30,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 2818 transitions. [2018-11-10 12:18:30,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-10 12:18:30,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:30,640 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 12:18:30,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:30,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2820 states to 2434 states and 2820 transitions. [2018-11-10 12:18:30,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 2820 transitions. [2018-11-10 12:18:30,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-10 12:18:30,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:31,018 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-10 12:18:31,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:31,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2442 states and 2829 transitions. [2018-11-10 12:18:31,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2829 transitions. [2018-11-10 12:18:31,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-10 12:18:31,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:31,895 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-10 12:18:32,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2443 states and 2829 transitions. [2018-11-10 12:18:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 2829 transitions. [2018-11-10 12:18:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-10 12:18:32,038 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 12:18:33,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:33,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 2452 states and 2840 transitions. [2018-11-10 12:18:33,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 2840 transitions. [2018-11-10 12:18:33,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-10 12:18:33,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:33,230 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 12:18:33,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:33,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2457 states and 2845 transitions. [2018-11-10 12:18:33,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2845 transitions. [2018-11-10 12:18:33,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-10 12:18:33,647 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:33,734 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-10 12:18:33,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:33,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2458 states and 2845 transitions. [2018-11-10 12:18:33,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 2845 transitions. [2018-11-10 12:18:33,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-10 12:18:33,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:33,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:34,925 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 12:18:38,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:38,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2551 states and 2940 transitions. [2018-11-10 12:18:38,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 2940 transitions. [2018-11-10 12:18:38,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 12:18:38,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:38,518 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 12:18:38,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:38,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2561 states and 2951 transitions. [2018-11-10 12:18:38,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 2951 transitions. [2018-11-10 12:18:38,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-10 12:18:38,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:38,857 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-10 12:18:39,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2562 states and 2951 transitions. [2018-11-10 12:18:39,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 2951 transitions. [2018-11-10 12:18:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-10 12:18:39,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 159 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 12:18:39,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:39,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2568 states and 2957 transitions. [2018-11-10 12:18:39,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 2957 transitions. [2018-11-10 12:18:39,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 12:18:39,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:40,758 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 12:18:47,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 2657 states and 3049 transitions. [2018-11-10 12:18:47,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3049 transitions. [2018-11-10 12:18:47,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 12:18:47,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:47,582 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 12:18:50,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 2683 states and 3075 transitions. [2018-11-10 12:18:50,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 3075 transitions. [2018-11-10 12:18:50,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 12:18:50,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:50,374 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 12:18:54,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:54,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 2732 states and 3123 transitions. [2018-11-10 12:18:54,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3123 transitions. [2018-11-10 12:18:54,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 12:18:54,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:54,237 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-10 12:18:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:55,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 2756 states and 3146 transitions. [2018-11-10 12:18:55,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 3146 transitions. [2018-11-10 12:18:55,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-10 12:18:55,457 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 192 proven. 1 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-10 12:18:55,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:55,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 2768 states and 3160 transitions. [2018-11-10 12:18:55,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 3160 transitions. [2018-11-10 12:18:55,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-10 12:18:55,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:55,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:55,930 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 236 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 12:18:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 2779 states and 3173 transitions. [2018-11-10 12:18:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3173 transitions. [2018-11-10 12:18:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-10 12:18:56,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:56,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:56,979 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-10 12:18:57,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:57,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3178 states to 2781 states and 3178 transitions. [2018-11-10 12:18:57,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 3178 transitions. [2018-11-10 12:18:57,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-10 12:18:57,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:57,872 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 12:18:57,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:57,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 2800 states and 3196 transitions. [2018-11-10 12:18:57,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 3196 transitions. [2018-11-10 12:18:57,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-10 12:18:57,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:57,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:57,981 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 176 proven. 4 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-10 12:18:58,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:58,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 2812 states and 3210 transitions. [2018-11-10 12:18:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 3210 transitions. [2018-11-10 12:18:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 12:18:58,386 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:58,435 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-10 12:18:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:58,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 2813 states and 3210 transitions. [2018-11-10 12:18:58,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 3210 transitions. [2018-11-10 12:18:58,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 12:18:58,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 186 proven. 15 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 12:18:59,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:59,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 2821 states and 3217 transitions. [2018-11-10 12:18:59,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3217 transitions. [2018-11-10 12:18:59,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-10 12:18:59,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:59,320 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 186 proven. 15 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-10 12:18:59,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:18:59,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 2829 states and 3224 transitions. [2018-11-10 12:18:59,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3224 transitions. [2018-11-10 12:18:59,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-10 12:18:59,717 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:18:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:18:59,755 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-10 12:19:00,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:00,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 2836 states and 3235 transitions. [2018-11-10 12:19:00,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3235 transitions. [2018-11-10 12:19:00,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-10 12:19:00,268 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 185 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-10 12:19:00,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:00,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2863 states and 3261 transitions. [2018-11-10 12:19:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 3261 transitions. [2018-11-10 12:19:00,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-10 12:19:00,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:00,470 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-10 12:19:00,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:00,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 2864 states and 3261 transitions. [2018-11-10 12:19:00,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 3261 transitions. [2018-11-10 12:19:00,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-10 12:19:00,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:00,723 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-10 12:19:02,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:02,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 2910 states and 3321 transitions. [2018-11-10 12:19:02,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 3321 transitions. [2018-11-10 12:19:02,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-10 12:19:02,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:02,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:03,015 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-10 12:19:04,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2921 states and 3329 transitions. [2018-11-10 12:19:04,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 3329 transitions. [2018-11-10 12:19:04,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-10 12:19:04,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:04,214 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-10 12:19:04,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:04,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 2930 states and 3337 transitions. [2018-11-10 12:19:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2930 states and 3337 transitions. [2018-11-10 12:19:04,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-10 12:19:04,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:04,655 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 12:19:05,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 2935 states and 3343 transitions. [2018-11-10 12:19:05,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2935 states and 3343 transitions. [2018-11-10 12:19:05,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 12:19:05,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:05,155 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 172 proven. 5 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-10 12:19:05,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:05,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3353 states to 2941 states and 3353 transitions. [2018-11-10 12:19:05,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2941 states and 3353 transitions. [2018-11-10 12:19:05,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-11-10 12:19:05,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:05,912 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 198 proven. 5 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 12:19:06,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:06,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 2942 states and 3354 transitions. [2018-11-10 12:19:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2942 states and 3354 transitions. [2018-11-10 12:19:06,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 12:19:06,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:06,356 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 37 proven. 228 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 12:19:10,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:10,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 3017 states and 3430 transitions. [2018-11-10 12:19:10,425 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3430 transitions. [2018-11-10 12:19:10,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-11-10 12:19:10,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:10,538 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 37 proven. 228 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2018-11-10 12:19:11,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:11,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 3022 states and 3438 transitions. [2018-11-10 12:19:11,013 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 3438 transitions. [2018-11-10 12:19:11,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-11-10 12:19:11,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:11,056 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-10 12:19:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3038 states and 3455 transitions. [2018-11-10 12:19:11,647 INFO L276 IsEmpty]: Start isEmpty. Operand 3038 states and 3455 transitions. [2018-11-10 12:19:11,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-10 12:19:11,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 12:19:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 12:19:11,735 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-10 12:19:11,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 12:19:11,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 2971 states and 3387 transitions. [2018-11-10 12:19:11,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2971 states and 3387 transitions. [2018-11-10 12:19:11,949 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 12:19:11,949 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 140 iterations. [2018-11-10 12:19:11,955 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 12:19:12,137 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 46 [2018-11-10 12:19:12,421 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 44 [2018-11-10 12:19:12,653 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 16 [2018-11-10 12:19:13,185 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 44 [2018-11-10 12:19:13,354 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 44 [2018-11-10 12:19:13,900 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 16 [2018-11-10 12:19:14,000 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 16 [2018-11-10 12:19:14,280 WARN L179 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2018-11-10 12:19:14,462 WARN L179 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 44 [2018-11-10 12:19:14,869 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 52 [2018-11-10 12:19:15,536 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 16 [2018-11-10 12:19:16,108 WARN L179 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 54 [2018-11-10 12:19:16,250 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 16 [2018-11-10 12:19:16,527 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 16 [2018-11-10 12:19:16,907 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 44 [2018-11-10 12:19:17,397 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 16 [2018-11-10 12:19:17,629 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 45 [2018-11-10 12:19:17,957 WARN L179 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 16 [2018-11-10 12:19:18,226 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 46 [2018-11-10 12:19:18,716 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 16 [2018-11-10 12:19:19,070 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 54 [2018-11-10 12:19:19,264 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 12:19:19,266 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-11-10 12:19:19,271 INFO L582 CodeCheckObserver]: Invariant with dag size 16 [2018-11-10 12:19:19,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 12:19:19 ImpRootNode [2018-11-10 12:19:19,271 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 12:19:19,271 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 12:19:19,272 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 12:19:19,272 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 12:19:19,272 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 12:17:12" (3/4) ... [2018-11-10 12:19:19,275 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 12:19:19,291 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-10 12:19:19,292 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 12:19:19,292 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-10 12:19:19,293 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-10 12:19:19,389 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_60efe5c6-4342-4e84-aff4-2a1e34a18e4b/bin-2019/ukojak/witness.graphml [2018-11-10 12:19:19,389 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 12:19:19,390 INFO L168 Benchmark]: Toolchain (without parser) took 128991.78 ms. Allocated memory was 1.0 GB in the beginning and 3.8 GB in the end (delta: 2.7 GB). Free memory was 952.3 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 874.8 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:19,391 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 12:19:19,391 INFO L168 Benchmark]: CACSL2BoogieTranslator took 351.55 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 921.7 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:19,391 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -205.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:19,391 INFO L168 Benchmark]: Boogie Preprocessor took 42.45 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:19,391 INFO L168 Benchmark]: RCFGBuilder took 1312.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 883.9 MB in the end (delta: 236.7 MB). Peak memory consumption was 236.7 MB. Max. memory is 11.5 GB. [2018-11-10 12:19:19,392 INFO L168 Benchmark]: CodeCheck took 127051.81 ms. Allocated memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: 2.6 GB). Free memory was 883.9 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-10 12:19:19,392 INFO L168 Benchmark]: Witness Printer took 118.02 ms. Allocated memory is still 3.8 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 100.1 kB). Peak memory consumption was 100.1 kB. Max. memory is 11.5 GB. [2018-11-10 12:19:19,393 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, 228 locations, 1 error locations. SAFE Result, 119.7s OverallTime, 140 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1277184404 SDtfs, -1962201552 SDslu, 523709600 SDs, 0 SdLazy, 332889476 SolverSat, -1101455488 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 539.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 160073 GetRequests, 156106 SyntacticMatches, 2613 SemanticMatches, 1354 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1379639 ImplicationChecksByTransitivity, 101.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 9.0s InterpolantComputationTime, 23984 NumberOfCodeBlocks, 23984 NumberOfCodeBlocksAsserted, 139 NumberOfCheckSat, 23845 ConstructedInterpolants, 0 QuantifiedInterpolants, 16358633 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 139 InterpolantComputations, 111 PerfectInterpolantSequences, 19238/20025 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: 559]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a19 == 1)) || !(a17 == 7)) || !(a28 == 9) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a19 == 1)) || !(a17 == 7)) || !(a28 == 9) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 351.55 ms. Allocated memory is still 1.0 GB. Free memory was 952.3 MB in the beginning and 921.7 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 111.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -205.4 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.45 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1312.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 883.9 MB in the end (delta: 236.7 MB). Peak memory consumption was 236.7 MB. Max. memory is 11.5 GB. * CodeCheck took 127051.81 ms. Allocated memory was 1.2 GB in the beginning and 3.8 GB in the end (delta: 2.6 GB). Free memory was 883.9 MB in the beginning and 2.8 GB in the end (delta: -1.9 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 118.02 ms. Allocated memory is still 3.8 GB. Free memory was 2.8 GB in the beginning and 2.8 GB in the end (delta: 100.1 kB). Peak memory consumption was 100.1 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...