./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label58_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label58_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/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 1913ae3f80b8ac66a65ed26ad92a6851274156ea ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:46:29,489 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:46:29,490 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:46:29,498 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:46:29,498 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:46:29,499 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:46:29,499 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:46:29,500 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:46:29,501 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:46:29,502 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:46:29,503 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:46:29,503 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:46:29,503 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:46:29,504 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:46:29,505 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:46:29,505 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:46:29,506 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:46:29,507 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:46:29,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:46:29,510 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:46:29,510 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:46:29,511 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:46:29,513 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:46:29,513 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:46:29,513 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:46:29,514 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:46:29,514 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:46:29,515 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:46:29,515 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:46:29,516 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:46:29,516 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:46:29,517 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:46:29,517 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:46:29,517 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:46:29,518 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:46:29,518 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:46:29,518 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 13:46:29,528 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:46:29,528 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:46:29,529 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:46:29,529 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:46:29,529 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:46:29,529 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:46:29,529 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:46:29,530 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:46:29,530 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:46:29,530 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:46:29,530 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:46:29,530 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:46:29,530 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:46:29,530 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:46:29,530 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:46:29,531 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:46:29,531 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:46:29,531 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:46:29,531 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:46:29,531 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:46:29,531 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:46:29,531 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:46:29,532 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:46:29,532 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:46:29,532 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:46:29,532 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:46:29,532 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 13:46:29,532 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:46:29,532 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:46:29,532 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_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/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 -> 1913ae3f80b8ac66a65ed26ad92a6851274156ea [2018-11-23 13:46:29,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:46:29,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:46:29,563 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:46:29,564 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:46:29,564 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:46:29,564 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label58_true-unreach-call_false-termination.c [2018-11-23 13:46:29,599 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/data/06a2b9ff3/7964f09a0aea424fafb29a2d16186bff/FLAG299f1be37 [2018-11-23 13:46:30,037 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:46:30,038 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/sv-benchmarks/c/eca-rers2012/Problem02_label58_true-unreach-call_false-termination.c [2018-11-23 13:46:30,047 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/data/06a2b9ff3/7964f09a0aea424fafb29a2d16186bff/FLAG299f1be37 [2018-11-23 13:46:30,058 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/data/06a2b9ff3/7964f09a0aea424fafb29a2d16186bff [2018-11-23 13:46:30,061 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:46:30,062 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:46:30,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:46:30,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:46:30,066 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:46:30,067 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30, skipping insertion in model container [2018-11-23 13:46:30,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,075 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:46:30,109 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:46:30,362 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:46:30,365 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:46:30,428 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:46:30,439 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:46:30,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30 WrapperNode [2018-11-23 13:46:30,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:46:30,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:46:30,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:46:30,440 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:46:30,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,500 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:46:30,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:46:30,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:46:30,536 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:46:30,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,571 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... [2018-11-23 13:46:30,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:46:30,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:46:30,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:46:30,576 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:46:30,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:46:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:46:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 13:46:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:46:30,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:46:32,128 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:46:32,129 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 13:46:32,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:32 BoogieIcfgContainer [2018-11-23 13:46:32,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:46:32,129 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:46:32,129 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:46:32,136 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:46:32,137 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:32" (1/1) ... [2018-11-23 13:46:32,144 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:46:32,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:32,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 13:46:32,169 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 13:46:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 13:46:32,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:32,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:32,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:32,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:32,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2018-11-23 13:46:32,814 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2018-11-23 13:46:32,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 13:46:32,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:32,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:32,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:46:33,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:33,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 164 states and 243 transitions. [2018-11-23 13:46:33,024 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 243 transitions. [2018-11-23 13:46:33,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 13:46:33,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:33,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:33,082 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:33,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-11-23 13:46:33,177 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-11-23 13:46:33,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 13:46:33,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:33,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:33,253 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:33,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:33,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-11-23 13:46:33,404 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-11-23 13:46:33,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 13:46:33,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:33,484 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:33,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:33,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 217 states and 319 transitions. [2018-11-23 13:46:33,803 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 319 transitions. [2018-11-23 13:46:33,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 13:46:33,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:46:34,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:34,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 239 states and 354 transitions. [2018-11-23 13:46:34,411 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 354 transitions. [2018-11-23 13:46:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 13:46:34,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:34,440 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:46:34,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:34,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 242 states and 359 transitions. [2018-11-23 13:46:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 359 transitions. [2018-11-23 13:46:34,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 13:46:34,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:34,548 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:46:34,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 256 states and 375 transitions. [2018-11-23 13:46:34,792 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 375 transitions. [2018-11-23 13:46:34,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 13:46:34,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:34,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:34,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 260 states and 380 transitions. [2018-11-23 13:46:34,975 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2018-11-23 13:46:34,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 13:46:34,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:34,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:34,993 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:35,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 264 states and 388 transitions. [2018-11-23 13:46:35,201 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 388 transitions. [2018-11-23 13:46:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 13:46:35,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:35,225 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:35,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:35,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 267 states and 391 transitions. [2018-11-23 13:46:35,319 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 391 transitions. [2018-11-23 13:46:35,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 13:46:35,320 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:35,402 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:35,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:35,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 290 states and 425 transitions. [2018-11-23 13:46:35,940 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 425 transitions. [2018-11-23 13:46:35,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 13:46:35,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:36,079 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:46:36,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 369 states and 507 transitions. [2018-11-23 13:46:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 507 transitions. [2018-11-23 13:46:36,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 13:46:36,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:36,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:36,574 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:36,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:36,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 387 states and 528 transitions. [2018-11-23 13:46:36,845 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 528 transitions. [2018-11-23 13:46:36,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 13:46:36,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:36,866 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:36,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:36,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 389 states and 530 transitions. [2018-11-23 13:46:36,992 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 530 transitions. [2018-11-23 13:46:36,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 13:46:36,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:37,067 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:37,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 411 states and 564 transitions. [2018-11-23 13:46:37,939 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 564 transitions. [2018-11-23 13:46:37,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 13:46:37,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:37,993 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:38,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:38,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 414 states and 567 transitions. [2018-11-23 13:46:38,105 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 567 transitions. [2018-11-23 13:46:38,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 13:46:38,106 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:38,151 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:38,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:38,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 417 states and 570 transitions. [2018-11-23 13:46:38,248 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 570 transitions. [2018-11-23 13:46:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 13:46:38,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:38,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:38,302 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:38,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:38,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 420 states and 573 transitions. [2018-11-23 13:46:38,419 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 573 transitions. [2018-11-23 13:46:38,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 13:46:38,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:38,468 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:38,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:38,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 438 states and 595 transitions. [2018-11-23 13:46:38,949 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 595 transitions. [2018-11-23 13:46:38,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 13:46:38,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:39,025 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:39,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 445 states and 603 transitions. [2018-11-23 13:46:39,228 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 603 transitions. [2018-11-23 13:46:39,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 13:46:39,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:39,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:39,250 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:39,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:39,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 459 states and 621 transitions. [2018-11-23 13:46:39,584 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 621 transitions. [2018-11-23 13:46:39,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 13:46:39,585 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:39,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:39,874 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:41,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:41,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 491 states and 665 transitions. [2018-11-23 13:46:41,127 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 665 transitions. [2018-11-23 13:46:41,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 13:46:41,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:41,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:41,249 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:41,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:41,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 503 states and 681 transitions. [2018-11-23 13:46:41,935 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 681 transitions. [2018-11-23 13:46:41,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 13:46:41,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:42,062 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:42,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:42,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 506 states and 687 transitions. [2018-11-23 13:46:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 687 transitions. [2018-11-23 13:46:42,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 13:46:42,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:42,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:42,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 516 states and 701 transitions. [2018-11-23 13:46:42,960 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 701 transitions. [2018-11-23 13:46:42,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-23 13:46:42,961 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:43,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:43,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 517 states and 701 transitions. [2018-11-23 13:46:43,351 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 701 transitions. [2018-11-23 13:46:43,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 13:46:43,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:43,373 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:43,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:43,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 528 states and 713 transitions. [2018-11-23 13:46:43,801 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 713 transitions. [2018-11-23 13:46:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 13:46:43,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:43,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:43,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 529 states and 713 transitions. [2018-11-23 13:46:43,983 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 713 transitions. [2018-11-23 13:46:43,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 13:46:43,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:43,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:44,233 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:45,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:45,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 553 states and 752 transitions. [2018-11-23 13:46:45,636 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 752 transitions. [2018-11-23 13:46:45,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 13:46:45,637 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:45,673 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:46,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 563 states and 764 transitions. [2018-11-23 13:46:46,066 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 764 transitions. [2018-11-23 13:46:46,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 13:46:46,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:46,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:46,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:46,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 564 states and 765 transitions. [2018-11-23 13:46:46,272 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 765 transitions. [2018-11-23 13:46:46,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 13:46:46,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:46,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 577 states and 780 transitions. [2018-11-23 13:46:46,840 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 780 transitions. [2018-11-23 13:46:46,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 13:46:46,841 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:47,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:47,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 578 states and 781 transitions. [2018-11-23 13:46:47,052 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 781 transitions. [2018-11-23 13:46:47,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-23 13:46:47,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:47,104 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 45 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:47,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:47,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 586 states and 792 transitions. [2018-11-23 13:46:47,620 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 792 transitions. [2018-11-23 13:46:47,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 13:46:47,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:46:47,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:47,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 589 states and 796 transitions. [2018-11-23 13:46:47,919 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 796 transitions. [2018-11-23 13:46:47,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 13:46:47,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:47,934 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:46:48,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:48,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 595 states and 805 transitions. [2018-11-23 13:46:48,198 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 805 transitions. [2018-11-23 13:46:48,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 13:46:48,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:48,213 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:46:48,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:48,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 598 states and 808 transitions. [2018-11-23 13:46:48,361 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 808 transitions. [2018-11-23 13:46:48,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 13:46:48,361 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:48,408 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:48,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 613 states and 825 transitions. [2018-11-23 13:46:48,771 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 825 transitions. [2018-11-23 13:46:48,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 13:46:48,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:48,800 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:48,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:48,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 625 states and 840 transitions. [2018-11-23 13:46:48,998 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 840 transitions. [2018-11-23 13:46:48,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 13:46:48,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:49,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:49,045 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:49,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:49,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 628 states and 843 transitions. [2018-11-23 13:46:49,213 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 843 transitions. [2018-11-23 13:46:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 13:46:49,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:49,252 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:46:49,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:49,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 634 states and 849 transitions. [2018-11-23 13:46:49,472 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 849 transitions. [2018-11-23 13:46:49,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 13:46:49,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:46:50,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:50,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 658 states and 880 transitions. [2018-11-23 13:46:50,356 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 880 transitions. [2018-11-23 13:46:50,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 13:46:50,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:46:50,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:50,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 662 states and 888 transitions. [2018-11-23 13:46:50,833 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 888 transitions. [2018-11-23 13:46:50,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 13:46:50,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:50,853 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:46:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 668 states and 895 transitions. [2018-11-23 13:46:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 895 transitions. [2018-11-23 13:46:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 13:46:51,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:51,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:51,296 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:46:51,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:51,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 671 states and 899 transitions. [2018-11-23 13:46:51,498 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 899 transitions. [2018-11-23 13:46:51,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 13:46:51,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:51,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:51,523 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:52,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 713 states and 947 transitions. [2018-11-23 13:46:52,208 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 947 transitions. [2018-11-23 13:46:52,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 13:46:52,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 13:46:52,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:52,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 740 states and 979 transitions. [2018-11-23 13:46:52,909 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 979 transitions. [2018-11-23 13:46:52,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 13:46:52,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:52,934 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 13:46:53,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 743 states and 982 transitions. [2018-11-23 13:46:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 982 transitions. [2018-11-23 13:46:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 13:46:53,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:53,213 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:53,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 748 states and 989 transitions. [2018-11-23 13:46:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 989 transitions. [2018-11-23 13:46:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 13:46:53,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:53,477 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:46:53,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:53,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 753 states and 998 transitions. [2018-11-23 13:46:53,948 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 998 transitions. [2018-11-23 13:46:53,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 13:46:53,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:53,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:53,982 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:46:54,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:54,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 760 states and 1006 transitions. [2018-11-23 13:46:54,256 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1006 transitions. [2018-11-23 13:46:54,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 13:46:54,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:54,276 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:54,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:54,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 769 states and 1020 transitions. [2018-11-23 13:46:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1020 transitions. [2018-11-23 13:46:54,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 13:46:54,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:54,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:55,027 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:46:55,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:55,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 788 states and 1045 transitions. [2018-11-23 13:46:55,812 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1045 transitions. [2018-11-23 13:46:55,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 13:46:55,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:55,835 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:56,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:56,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 791 states and 1047 transitions. [2018-11-23 13:46:56,044 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1047 transitions. [2018-11-23 13:46:56,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 13:46:56,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:56,110 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:56,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:56,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 797 states and 1053 transitions. [2018-11-23 13:46:56,163 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1053 transitions. [2018-11-23 13:46:56,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 13:46:56,164 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:56,185 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 810 states and 1071 transitions. [2018-11-23 13:46:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1071 transitions. [2018-11-23 13:46:56,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 13:46:56,873 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:56,894 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:57,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:57,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 812 states and 1076 transitions. [2018-11-23 13:46:57,093 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1076 transitions. [2018-11-23 13:46:57,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 13:46:57,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:57,115 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:57,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:57,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 813 states and 1079 transitions. [2018-11-23 13:46:57,235 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1079 transitions. [2018-11-23 13:46:57,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 13:46:57,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:57,256 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:57,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:57,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 818 states and 1083 transitions. [2018-11-23 13:46:57,376 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1083 transitions. [2018-11-23 13:46:57,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 13:46:57,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:57,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:57,397 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:57,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:57,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 829 states and 1093 transitions. [2018-11-23 13:46:57,714 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1093 transitions. [2018-11-23 13:46:57,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 13:46:57,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:57,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:57,736 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:57,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:57,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 839 states and 1102 transitions. [2018-11-23 13:46:57,859 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1102 transitions. [2018-11-23 13:46:57,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 13:46:57,859 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:57,890 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:46:58,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:46:58,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 878 states and 1144 transitions. [2018-11-23 13:46:58,464 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1144 transitions. [2018-11-23 13:46:58,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 13:46:58,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:46:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:46:58,813 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:47:00,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:00,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 900 states and 1173 transitions. [2018-11-23 13:47:00,235 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1173 transitions. [2018-11-23 13:47:00,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:47:00,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:00,293 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:47:01,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:01,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 914 states and 1188 transitions. [2018-11-23 13:47:01,005 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1188 transitions. [2018-11-23 13:47:01,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:47:01,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:01,066 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:47:01,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:01,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 916 states and 1190 transitions. [2018-11-23 13:47:01,303 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1190 transitions. [2018-11-23 13:47:01,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 13:47:01,304 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:47:02,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:02,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 961 states and 1239 transitions. [2018-11-23 13:47:02,986 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1239 transitions. [2018-11-23 13:47:02,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 13:47:02,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:03,003 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:47:03,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:03,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 962 states and 1241 transitions. [2018-11-23 13:47:03,119 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 1241 transitions. [2018-11-23 13:47:03,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 13:47:03,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:03,137 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:47:03,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:03,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 965 states and 1244 transitions. [2018-11-23 13:47:03,270 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1244 transitions. [2018-11-23 13:47:03,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 13:47:03,271 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:03,303 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 13:47:03,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:03,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 966 states and 1244 transitions. [2018-11-23 13:47:03,327 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1244 transitions. [2018-11-23 13:47:03,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 13:47:03,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:03,348 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:47:03,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:03,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1007 states and 1290 transitions. [2018-11-23 13:47:03,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1290 transitions. [2018-11-23 13:47:03,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 13:47:03,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:47:04,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:04,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1008 states and 1290 transitions. [2018-11-23 13:47:04,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1290 transitions. [2018-11-23 13:47:04,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 13:47:04,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 13:47:04,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:04,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1027 states and 1309 transitions. [2018-11-23 13:47:04,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1309 transitions. [2018-11-23 13:47:04,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 13:47:04,442 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:04,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:04,482 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:47:05,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:05,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1121 states and 1404 transitions. [2018-11-23 13:47:05,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1404 transitions. [2018-11-23 13:47:05,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 13:47:05,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:05,372 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:05,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:05,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1123 states and 1407 transitions. [2018-11-23 13:47:05,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1407 transitions. [2018-11-23 13:47:05,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 13:47:05,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:05,628 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:05,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:05,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1124 states and 1407 transitions. [2018-11-23 13:47:05,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1407 transitions. [2018-11-23 13:47:05,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 13:47:05,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:05,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:05,681 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:47:07,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:07,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1143 states and 1439 transitions. [2018-11-23 13:47:07,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1439 transitions. [2018-11-23 13:47:07,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 13:47:07,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:07,156 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:47:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1157 states and 1460 transitions. [2018-11-23 13:47:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1460 transitions. [2018-11-23 13:47:08,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 13:47:08,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:08,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:47:08,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:08,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1168 states and 1470 transitions. [2018-11-23 13:47:08,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1470 transitions. [2018-11-23 13:47:08,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 13:47:08,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:08,950 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:47:09,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:09,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1184 states and 1485 transitions. [2018-11-23 13:47:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1485 transitions. [2018-11-23 13:47:09,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 13:47:09,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:09,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:09,912 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:47:10,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1186 states and 1486 transitions. [2018-11-23 13:47:10,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1486 transitions. [2018-11-23 13:47:10,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 13:47:10,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,361 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-11-23 13:47:10,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:10,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1196 states and 1495 transitions. [2018-11-23 13:47:10,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1495 transitions. [2018-11-23 13:47:10,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 13:47:10,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:10,786 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:11,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1224 states and 1523 transitions. [2018-11-23 13:47:11,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1523 transitions. [2018-11-23 13:47:11,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 13:47:11,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,204 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:47:11,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1234 states and 1537 transitions. [2018-11-23 13:47:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1537 transitions. [2018-11-23 13:47:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 13:47:11,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:11,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:11,867 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:12,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:12,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1549 states to 1244 states and 1549 transitions. [2018-11-23 13:47:12,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1549 transitions. [2018-11-23 13:47:12,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 13:47:12,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:12,581 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:12,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:12,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1247 states and 1552 transitions. [2018-11-23 13:47:12,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1552 transitions. [2018-11-23 13:47:12,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 13:47:12,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:12,624 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 13:47:12,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1253 states and 1559 transitions. [2018-11-23 13:47:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1559 transitions. [2018-11-23 13:47:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 13:47:12,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:12,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:13,006 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:14,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1284 states and 1592 transitions. [2018-11-23 13:47:14,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1592 transitions. [2018-11-23 13:47:14,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 13:47:14,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1293 states and 1600 transitions. [2018-11-23 13:47:14,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1600 transitions. [2018-11-23 13:47:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 13:47:14,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:47:14,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1298 states and 1607 transitions. [2018-11-23 13:47:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1607 transitions. [2018-11-23 13:47:14,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 13:47:14,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:15,074 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1325 states and 1633 transitions. [2018-11-23 13:47:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1633 transitions. [2018-11-23 13:47:15,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 13:47:15,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:17,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:17,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1369 states and 1686 transitions. [2018-11-23 13:47:17,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1686 transitions. [2018-11-23 13:47:17,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 13:47:17,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:17,797 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-23 13:47:18,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1375 states and 1693 transitions. [2018-11-23 13:47:18,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1693 transitions. [2018-11-23 13:47:18,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-23 13:47:18,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,266 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:18,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:18,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1376 states and 1693 transitions. [2018-11-23 13:47:18,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1693 transitions. [2018-11-23 13:47:18,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:18,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:18,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:18,417 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 13:47:19,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:19,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1397 states and 1721 transitions. [2018-11-23 13:47:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1721 transitions. [2018-11-23 13:47:19,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:19,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:19,711 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-23 13:47:20,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 1405 states and 1729 transitions. [2018-11-23 13:47:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1729 transitions. [2018-11-23 13:47:20,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:20,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:20,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:20,242 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:21,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:21,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1424 states and 1755 transitions. [2018-11-23 13:47:21,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1755 transitions. [2018-11-23 13:47:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:21,293 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:21,340 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:22,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1441 states and 1773 transitions. [2018-11-23 13:47:22,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1773 transitions. [2018-11-23 13:47:22,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:22,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:22,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:22,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1449 states and 1784 transitions. [2018-11-23 13:47:22,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1784 transitions. [2018-11-23 13:47:22,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:22,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:22,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:22,447 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:22,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1452 states and 1787 transitions. [2018-11-23 13:47:22,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1787 transitions. [2018-11-23 13:47:22,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:22,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:22,748 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:23,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:23,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 1455 states and 1790 transitions. [2018-11-23 13:47:23,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1790 transitions. [2018-11-23 13:47:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:23,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:23,044 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:23,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 1471 states and 1811 transitions. [2018-11-23 13:47:23,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1811 transitions. [2018-11-23 13:47:23,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:23,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:23,982 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:24,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:24,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1488 states and 1829 transitions. [2018-11-23 13:47:24,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 1829 transitions. [2018-11-23 13:47:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:24,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:24,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:24,876 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:25,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:25,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1491 states and 1832 transitions. [2018-11-23 13:47:25,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1832 transitions. [2018-11-23 13:47:25,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 13:47:25,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:25,183 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:25,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1494 states and 1835 transitions. [2018-11-23 13:47:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1835 transitions. [2018-11-23 13:47:25,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 13:47:25,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:25,470 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-23 13:47:25,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:25,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1521 states and 1861 transitions. [2018-11-23 13:47:25,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1861 transitions. [2018-11-23 13:47:25,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 13:47:25,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:25,962 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-23 13:47:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:26,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1526 states and 1868 transitions. [2018-11-23 13:47:26,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1868 transitions. [2018-11-23 13:47:26,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:26,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:26,186 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1552 states and 1904 transitions. [2018-11-23 13:47:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1904 transitions. [2018-11-23 13:47:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:28,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:28,121 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:28,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:28,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1557 states and 1912 transitions. [2018-11-23 13:47:28,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1912 transitions. [2018-11-23 13:47:28,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:28,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:28,272 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:28,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:28,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1560 states and 1916 transitions. [2018-11-23 13:47:28,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1916 transitions. [2018-11-23 13:47:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:28,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:28,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:28,683 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:28,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1565 states and 1921 transitions. [2018-11-23 13:47:28,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1921 transitions. [2018-11-23 13:47:28,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:28,987 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:29,039 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:29,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:29,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1568 states and 1925 transitions. [2018-11-23 13:47:29,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1925 transitions. [2018-11-23 13:47:29,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:29,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:29,386 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:29,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:29,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1572 states and 1931 transitions. [2018-11-23 13:47:29,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1931 transitions. [2018-11-23 13:47:29,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:29,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:29,735 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:30,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:30,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1575 states and 1934 transitions. [2018-11-23 13:47:30,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1934 transitions. [2018-11-23 13:47:30,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:30,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:30,076 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:30,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:30,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1578 states and 1937 transitions. [2018-11-23 13:47:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1937 transitions. [2018-11-23 13:47:30,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:30,381 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:30,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:30,438 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:30,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:30,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1587 states and 1946 transitions. [2018-11-23 13:47:30,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1946 transitions. [2018-11-23 13:47:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:30,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:30,751 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 115 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:31,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1590 states and 1949 transitions. [2018-11-23 13:47:31,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1949 transitions. [2018-11-23 13:47:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:31,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:31,070 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 107 proven. 20 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:47:31,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:31,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1597 states and 1956 transitions. [2018-11-23 13:47:31,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 1956 transitions. [2018-11-23 13:47:31,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 13:47:31,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:31,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:31,391 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 116 proven. 3 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 13:47:31,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:31,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1610 states and 1970 transitions. [2018-11-23 13:47:31,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1970 transitions. [2018-11-23 13:47:31,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 13:47:31,447 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:31,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:31,594 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:47:32,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:32,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1625 states and 1989 transitions. [2018-11-23 13:47:32,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1989 transitions. [2018-11-23 13:47:32,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 13:47:32,643 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:32,670 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 13:47:32,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:32,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1650 states and 2018 transitions. [2018-11-23 13:47:32,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 2018 transitions. [2018-11-23 13:47:32,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 13:47:32,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:32,799 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:35,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1704 states and 2084 transitions. [2018-11-23 13:47:35,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2084 transitions. [2018-11-23 13:47:35,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 13:47:35,419 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:35,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:35,449 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:35,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1705 states and 2084 transitions. [2018-11-23 13:47:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2084 transitions. [2018-11-23 13:47:35,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 13:47:35,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:35,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:35,750 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:36,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:36,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1734 states and 2114 transitions. [2018-11-23 13:47:36,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2114 transitions. [2018-11-23 13:47:36,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 13:47:36,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:36,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:36,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:36,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1735 states and 2114 transitions. [2018-11-23 13:47:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2114 transitions. [2018-11-23 13:47:36,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 13:47:36,999 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:37,029 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:37,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:37,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1739 states and 2117 transitions. [2018-11-23 13:47:37,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2117 transitions. [2018-11-23 13:47:37,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 13:47:37,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:37,696 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 13:47:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1751 states and 2129 transitions. [2018-11-23 13:47:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2129 transitions. [2018-11-23 13:47:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:38,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:38,165 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:40,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1780 states and 2166 transitions. [2018-11-23 13:47:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2166 transitions. [2018-11-23 13:47:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:40,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:40,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 13:47:41,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:41,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1804 states and 2200 transitions. [2018-11-23 13:47:41,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2200 transitions. [2018-11-23 13:47:41,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:41,674 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:41,797 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 13:47:42,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:42,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1807 states and 2204 transitions. [2018-11-23 13:47:42,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2204 transitions. [2018-11-23 13:47:42,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:42,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:42,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:42,246 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 13:47:42,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:42,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1808 states and 2207 transitions. [2018-11-23 13:47:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2207 transitions. [2018-11-23 13:47:42,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:42,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:42,411 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 13:47:42,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:42,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1811 states and 2210 transitions. [2018-11-23 13:47:42,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2210 transitions. [2018-11-23 13:47:42,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:42,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:42,834 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 13:47:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1814 states and 2213 transitions. [2018-11-23 13:47:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2213 transitions. [2018-11-23 13:47:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:43,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:43,313 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 120 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-23 13:47:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:43,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1822 states and 2223 transitions. [2018-11-23 13:47:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2223 transitions. [2018-11-23 13:47:43,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:43,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:43,910 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 141 proven. 1 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 13:47:44,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:44,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1834 states and 2234 transitions. [2018-11-23 13:47:44,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2234 transitions. [2018-11-23 13:47:44,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:44,100 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:44,140 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 141 proven. 1 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 13:47:44,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:44,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1835 states and 2235 transitions. [2018-11-23 13:47:44,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2235 transitions. [2018-11-23 13:47:44,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:47:44,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:44,376 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 141 proven. 1 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 13:47:44,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:44,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1841 states and 2240 transitions. [2018-11-23 13:47:44,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2240 transitions. [2018-11-23 13:47:44,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 13:47:44,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:44,632 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 159 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:47:44,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:44,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1845 states and 2244 transitions. [2018-11-23 13:47:44,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2244 transitions. [2018-11-23 13:47:44,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 13:47:44,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:44,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:44,838 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 13:47:45,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:45,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1851 states and 2250 transitions. [2018-11-23 13:47:45,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2250 transitions. [2018-11-23 13:47:45,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 13:47:45,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:45,106 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:45,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:45,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1859 states and 2261 transitions. [2018-11-23 13:47:45,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2261 transitions. [2018-11-23 13:47:45,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 13:47:45,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:45,967 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:46,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:46,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1863 states and 2265 transitions. [2018-11-23 13:47:46,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2265 transitions. [2018-11-23 13:47:46,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 13:47:46,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:46,035 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:46,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:46,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1864 states and 2266 transitions. [2018-11-23 13:47:46,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2266 transitions. [2018-11-23 13:47:46,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 13:47:46,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:46,405 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:46,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:46,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1865 states and 2267 transitions. [2018-11-23 13:47:46,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2267 transitions. [2018-11-23 13:47:46,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-23 13:47:46,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:46,752 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:46,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:46,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1871 states and 2272 transitions. [2018-11-23 13:47:46,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2272 transitions. [2018-11-23 13:47:46,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 13:47:46,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:46,951 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 13:47:47,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:47,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1910 states and 2320 transitions. [2018-11-23 13:47:47,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2320 transitions. [2018-11-23 13:47:47,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 13:47:47,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:47,849 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 13:47:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1912 states and 2321 transitions. [2018-11-23 13:47:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2321 transitions. [2018-11-23 13:47:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 13:47:48,009 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:48,036 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 13:47:48,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:48,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1917 states and 2325 transitions. [2018-11-23 13:47:48,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 2325 transitions. [2018-11-23 13:47:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 13:47:48,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:48,445 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 13:47:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:49,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 1996 states and 2407 transitions. [2018-11-23 13:47:49,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2407 transitions. [2018-11-23 13:47:49,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-23 13:47:49,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:50,212 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 223 proven. 28 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:53,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:53,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2092 states and 2515 transitions. [2018-11-23 13:47:53,992 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2515 transitions. [2018-11-23 13:47:53,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 13:47:53,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:54,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:54,206 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 259 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:54,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:54,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2099 states and 2524 transitions. [2018-11-23 13:47:54,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2524 transitions. [2018-11-23 13:47:54,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-23 13:47:54,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:54,883 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 237 proven. 42 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:47:55,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:55,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2533 states to 2106 states and 2533 transitions. [2018-11-23 13:47:55,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 2533 transitions. [2018-11-23 13:47:55,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 13:47:55,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:55,429 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:47:55,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:55,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2119 states and 2545 transitions. [2018-11-23 13:47:55,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2545 transitions. [2018-11-23 13:47:55,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 13:47:55,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:55,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:47:56,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2120 states and 2546 transitions. [2018-11-23 13:47:56,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2546 transitions. [2018-11-23 13:47:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 13:47:56,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:56,205 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:47:58,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:58,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2134 states and 2560 transitions. [2018-11-23 13:47:58,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2560 transitions. [2018-11-23 13:47:58,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 13:47:58,051 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:47:58,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:58,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2137 states and 2563 transitions. [2018-11-23 13:47:58,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2563 transitions. [2018-11-23 13:47:58,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 13:47:58,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:58,380 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-23 13:47:58,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:58,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2141 states and 2566 transitions. [2018-11-23 13:47:58,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2566 transitions. [2018-11-23 13:47:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-23 13:47:58,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:58,769 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 13:47:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:59,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2201 states and 2628 transitions. [2018-11-23 13:47:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2628 transitions. [2018-11-23 13:47:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-23 13:47:59,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:59,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 13:47:59,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:59,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2202 states and 2629 transitions. [2018-11-23 13:47:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2202 states and 2629 transitions. [2018-11-23 13:47:59,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-23 13:47:59,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:47:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:59,923 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 1 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 13:47:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:47:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2207 states and 2634 transitions. [2018-11-23 13:47:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2634 transitions. [2018-11-23 13:48:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-23 13:48:00,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 1 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 13:48:00,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 2216 states and 2643 transitions. [2018-11-23 13:48:00,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2643 transitions. [2018-11-23 13:48:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-11-23 13:48:00,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:01,707 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 13:48:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 2260 states and 2694 transitions. [2018-11-23 13:48:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 2694 transitions. [2018-11-23 13:48:05,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 13:48:05,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:05,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:05,098 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 183 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 13:48:05,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:05,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2265 states and 2699 transitions. [2018-11-23 13:48:05,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2699 transitions. [2018-11-23 13:48:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 13:48:05,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:05,621 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 183 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 13:48:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 2278 states and 2712 transitions. [2018-11-23 13:48:05,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 2712 transitions. [2018-11-23 13:48:05,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 13:48:05,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:05,927 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 183 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 13:48:06,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:06,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2281 states and 2715 transitions. [2018-11-23 13:48:06,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 2715 transitions. [2018-11-23 13:48:06,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 13:48:06,462 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 13:48:06,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:06,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2282 states and 2716 transitions. [2018-11-23 13:48:06,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 2716 transitions. [2018-11-23 13:48:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 13:48:06,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:06,755 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 13:48:07,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:07,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2323 states and 2756 transitions. [2018-11-23 13:48:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 2756 transitions. [2018-11-23 13:48:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-23 13:48:07,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:07,085 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 13:48:07,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:07,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 2329 states and 2761 transitions. [2018-11-23 13:48:07,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2761 transitions. [2018-11-23 13:48:07,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 13:48:07,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:08,072 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 13:48:10,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:10,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 2355 states and 2787 transitions. [2018-11-23 13:48:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 2787 transitions. [2018-11-23 13:48:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 13:48:10,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:10,807 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-23 13:48:12,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2398 states and 2829 transitions. [2018-11-23 13:48:12,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2829 transitions. [2018-11-23 13:48:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 13:48:12,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:13,470 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:48:15,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:15,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2402 states and 2837 transitions. [2018-11-23 13:48:15,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 2837 transitions. [2018-11-23 13:48:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-23 13:48:15,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:15,566 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:48:16,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:16,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2405 states and 2841 transitions. [2018-11-23 13:48:16,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 2841 transitions. [2018-11-23 13:48:16,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-23 13:48:16,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:17,384 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 13:48:19,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:19,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2413 states and 2849 transitions. [2018-11-23 13:48:19,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 2849 transitions. [2018-11-23 13:48:19,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 13:48:19,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:19,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 13:48:21,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:21,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2472 states and 2908 transitions. [2018-11-23 13:48:21,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 2908 transitions. [2018-11-23 13:48:21,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-11-23 13:48:21,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:21,462 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-23 13:48:21,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:21,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2473 states and 2908 transitions. [2018-11-23 13:48:21,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 2908 transitions. [2018-11-23 13:48:21,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 13:48:21,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:22,532 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 13:48:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:26,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2943 states to 2505 states and 2943 transitions. [2018-11-23 13:48:26,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 2943 transitions. [2018-11-23 13:48:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 13:48:26,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:26,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:26,316 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 13:48:27,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:27,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2521 states and 2959 transitions. [2018-11-23 13:48:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 2959 transitions. [2018-11-23 13:48:27,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 13:48:27,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:27,825 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-23 13:48:28,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:28,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3000 states to 2562 states and 3000 transitions. [2018-11-23 13:48:28,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 3000 transitions. [2018-11-23 13:48:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-23 13:48:28,825 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:29,112 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:48:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:30,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3048 states to 2605 states and 3048 transitions. [2018-11-23 13:48:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3048 transitions. [2018-11-23 13:48:30,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 13:48:30,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:30,481 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 240 proven. 1 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 13:48:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 2634 states and 3080 transitions. [2018-11-23 13:48:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 3080 transitions. [2018-11-23 13:48:31,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 13:48:31,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:31,952 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 240 proven. 1 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 13:48:33,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:33,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 2669 states and 3115 transitions. [2018-11-23 13:48:33,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3115 transitions. [2018-11-23 13:48:33,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 13:48:33,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:33,357 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 240 proven. 1 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 13:48:34,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:34,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 2689 states and 3134 transitions. [2018-11-23 13:48:34,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3134 transitions. [2018-11-23 13:48:34,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 13:48:34,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:34,101 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 240 proven. 1 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 13:48:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:34,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 2697 states and 3144 transitions. [2018-11-23 13:48:34,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 3144 transitions. [2018-11-23 13:48:34,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 13:48:34,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:34,580 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 240 proven. 1 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 13:48:34,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:34,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2698 states and 3145 transitions. [2018-11-23 13:48:34,812 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 3145 transitions. [2018-11-23 13:48:34,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 13:48:34,813 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:34,862 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 240 proven. 1 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 13:48:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:35,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 2714 states and 3161 transitions. [2018-11-23 13:48:35,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2714 states and 3161 transitions. [2018-11-23 13:48:35,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 13:48:35,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:35,844 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 240 proven. 1 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-23 13:48:36,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:36,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2718 states and 3164 transitions. [2018-11-23 13:48:36,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3164 transitions. [2018-11-23 13:48:36,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-23 13:48:36,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:36,391 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 291 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:48:38,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:38,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 2775 states and 3223 transitions. [2018-11-23 13:48:38,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 3223 transitions. [2018-11-23 13:48:38,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-23 13:48:38,480 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:38,760 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 291 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:48:39,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:39,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 2779 states and 3228 transitions. [2018-11-23 13:48:39,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 3228 transitions. [2018-11-23 13:48:39,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-23 13:48:39,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:39,549 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 291 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:48:39,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 2782 states and 3231 transitions. [2018-11-23 13:48:39,975 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 3231 transitions. [2018-11-23 13:48:39,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 13:48:39,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:40,083 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 13:48:41,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:41,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 2801 states and 3250 transitions. [2018-11-23 13:48:41,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2801 states and 3250 transitions. [2018-11-23 13:48:41,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 13:48:41,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:42,010 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 13:48:43,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:43,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 2813 states and 3263 transitions. [2018-11-23 13:48:43,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2813 states and 3263 transitions. [2018-11-23 13:48:43,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 13:48:43,250 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:43,357 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 13:48:43,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:43,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3265 states to 2815 states and 3265 transitions. [2018-11-23 13:48:43,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 3265 transitions. [2018-11-23 13:48:43,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 13:48:43,787 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:43,893 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 13:48:45,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:45,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2827 states and 3276 transitions. [2018-11-23 13:48:45,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 3276 transitions. [2018-11-23 13:48:45,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 13:48:45,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:45,794 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-23 13:48:46,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 2833 states and 3281 transitions. [2018-11-23 13:48:46,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2833 states and 3281 transitions. [2018-11-23 13:48:46,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-11-23 13:48:46,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:46,462 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 186 proven. 40 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-23 13:48:47,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:47,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3300 states to 2849 states and 3300 transitions. [2018-11-23 13:48:47,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 3300 transitions. [2018-11-23 13:48:47,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 13:48:47,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:47,930 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-23 13:48:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 2907 states and 3359 transitions. [2018-11-23 13:48:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3359 transitions. [2018-11-23 13:48:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 13:48:50,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:50,639 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-23 13:48:51,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:51,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 2907 states and 3358 transitions. [2018-11-23 13:48:51,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3358 transitions. [2018-11-23 13:48:51,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 13:48:51,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:51,216 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-11-23 13:48:51,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:51,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2879 states and 3329 transitions. [2018-11-23 13:48:51,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 3329 transitions. [2018-11-23 13:48:51,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-23 13:48:51,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:51,747 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 342 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 13:48:52,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:52,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 2959 states and 3410 transitions. [2018-11-23 13:48:52,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 3410 transitions. [2018-11-23 13:48:52,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 13:48:52,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:52,964 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 13:48:55,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:55,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 2994 states and 3450 transitions. [2018-11-23 13:48:55,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2994 states and 3450 transitions. [2018-11-23 13:48:55,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 13:48:55,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:55,831 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 13:48:56,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:56,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 3007 states and 3462 transitions. [2018-11-23 13:48:56,088 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 3462 transitions. [2018-11-23 13:48:56,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 13:48:56,090 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:56,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:56,152 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 13:48:56,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:56,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3011 states and 3465 transitions. [2018-11-23 13:48:56,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3011 states and 3465 transitions. [2018-11-23 13:48:56,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 13:48:56,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:56,913 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 13:48:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3465 states to 3012 states and 3465 transitions. [2018-11-23 13:48:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 3465 transitions. [2018-11-23 13:48:57,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 13:48:57,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:57,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:57,194 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 13:48:58,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:58,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3025 states and 3479 transitions. [2018-11-23 13:48:58,085 INFO L276 IsEmpty]: Start isEmpty. Operand 3025 states and 3479 transitions. [2018-11-23 13:48:58,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 13:48:58,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:58,153 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 13:48:59,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:48:59,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 3034 states and 3489 transitions. [2018-11-23 13:48:59,154 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 3489 transitions. [2018-11-23 13:48:59,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 13:48:59,156 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:48:59,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:59,220 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 13:49:00,734 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-23 13:49:00,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:49:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 3044 states and 3501 transitions. [2018-11-23 13:49:00,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3044 states and 3501 transitions. [2018-11-23 13:49:00,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-23 13:49:00,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:49:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:49:00,815 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 13:49:01,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:49:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 3053 states and 3509 transitions. [2018-11-23 13:49:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3053 states and 3509 transitions. [2018-11-23 13:49:01,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-23 13:49:01,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:49:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:49:01,348 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 258 proven. 16 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-11-23 13:49:01,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:49:01,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 2988 states and 3443 transitions. [2018-11-23 13:49:01,754 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3443 transitions. [2018-11-23 13:49:01,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:49:01,755 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 208 iterations. [2018-11-23 13:49:01,762 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 13:49:01,958 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 47 [2018-11-23 13:49:02,107 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 41 [2018-11-23 13:49:02,309 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 42 [2018-11-23 13:49:02,509 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 42 [2018-11-23 13:49:02,678 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 40 [2018-11-23 13:49:03,063 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 42 [2018-11-23 13:49:03,237 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 42 [2018-11-23 13:49:03,745 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 40 [2018-11-23 13:49:03,904 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 40 [2018-11-23 13:49:04,036 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 40 [2018-11-23 13:49:04,225 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 15 [2018-11-23 13:49:04,401 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 42 [2018-11-23 13:49:04,820 WARN L180 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 47 [2018-11-23 13:49:04,999 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 40 [2018-11-23 13:49:05,201 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 41 [2018-11-23 13:49:05,423 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 41 [2018-11-23 13:49:05,639 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 41 [2018-11-23 13:49:05,907 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 41 [2018-11-23 13:49:06,177 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2018-11-23 13:49:06,377 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 42 [2018-11-23 13:49:06,658 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 40 [2018-11-23 13:49:07,017 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 42 [2018-11-23 13:49:07,460 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 40 [2018-11-23 13:49:07,630 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 40 [2018-11-23 13:49:08,022 WARN L180 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 42 [2018-11-23 13:49:08,314 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 40 [2018-11-23 13:49:08,496 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 47 [2018-11-23 13:49:08,768 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 15 [2018-11-23 13:49:08,940 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 40 [2018-11-23 13:49:09,109 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 40 [2018-11-23 13:49:09,331 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2018-11-23 13:49:09,495 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:49:09,497 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 13:49:09,502 INFO L579 CodeCheckObserver]: Invariant with dag size 15 [2018-11-23 13:49:09,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:49:09 ImpRootNode [2018-11-23 13:49:09,503 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 13:49:09,503 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:49:09,503 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:49:09,503 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:49:09,504 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:46:32" (3/4) ... [2018-11-23 13:49:09,507 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:49:09,522 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 13:49:09,523 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 13:49:09,524 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 13:49:09,525 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 13:49:09,619 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_f1efc3c4-c088-44d7-bfc6-ec331ce0cfb9/bin-2019/ukojak/witness.graphml [2018-11-23 13:49:09,619 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:49:09,620 INFO L168 Benchmark]: Toolchain (without parser) took 159558.72 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 956.4 MB in the beginning and 3.6 GB in the end (delta: -2.6 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-23 13:49:09,620 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:49:09,621 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.66 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 916.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. [2018-11-23 13:49:09,621 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -202.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:49:09,621 INFO L168 Benchmark]: Boogie Preprocessor took 39.03 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: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 11.5 GB. [2018-11-23 13:49:09,621 INFO L168 Benchmark]: RCFGBuilder took 1553.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 868.8 MB in the end (delta: 245.5 MB). Peak memory consumption was 245.5 MB. Max. memory is 11.5 GB. [2018-11-23 13:49:09,622 INFO L168 Benchmark]: CodeCheck took 157373.58 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 868.8 MB in the beginning and 3.6 GB in the end (delta: -2.7 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2018-11-23 13:49:09,622 INFO L168 Benchmark]: Witness Printer took 116.27 ms. Allocated memory is still 4.7 GB. Free memory is still 3.6 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:49:09,623 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 149.6s OverallTime, 208 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2020641796 SDtfs, -701319734 SDslu, -752711656 SDs, 0 SdLazy, -1676065604 SolverSat, -377300470 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 702.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 249115 GetRequests, 244934 SyntacticMatches, 2487 SemanticMatches, 1694 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2031460 ImplicationChecksByTransitivity, 128.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 13.1s InterpolantComputationTime, 38342 NumberOfCodeBlocks, 38342 NumberOfCodeBlocksAsserted, 207 NumberOfCheckSat, 38135 ConstructedInterpolants, 0 QuantifiedInterpolants, 25615640 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 207 InterpolantComputations, 147 PerfectInterpolantSequences, 35587/36134 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: 481]: 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) || !(a28 == 11)) || !(a17 == 8)) || a19 == 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((!(a11 == 1) || !(a17 == 8)) || a19 == 1) || !(a28 == 11) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 376.66 ms. Allocated memory is still 1.0 GB. Free memory was 956.4 MB in the beginning and 916.2 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 96.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -202.9 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.03 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: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1553.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 868.8 MB in the end (delta: 245.5 MB). Peak memory consumption was 245.5 MB. Max. memory is 11.5 GB. * CodeCheck took 157373.58 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 868.8 MB in the beginning and 3.6 GB in the end (delta: -2.7 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Witness Printer took 116.27 ms. Allocated memory is still 4.7 GB. Free memory is still 3.6 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...