./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label40_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_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/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 cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:40:35,418 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:40:35,419 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:40:35,426 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:40:35,426 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:40:35,427 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:40:35,428 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:40:35,429 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:40:35,430 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:40:35,431 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:40:35,431 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:40:35,432 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:40:35,432 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:40:35,433 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:40:35,434 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:40:35,434 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:40:35,435 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:40:35,438 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:40:35,440 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:40:35,441 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:40:35,441 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:40:35,442 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:40:35,444 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:40:35,444 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:40:35,444 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:40:35,445 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:40:35,445 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:40:35,446 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:40:35,447 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:40:35,447 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:40:35,448 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:40:35,448 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:40:35,448 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:40:35,448 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:40:35,449 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:40:35,450 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:40:35,450 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 13:40:35,460 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:40:35,460 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:40:35,461 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:40:35,461 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 13:40:35,461 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 13:40:35,462 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 13:40:35,462 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:40:35,462 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 13:40:35,462 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:40:35,462 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 13:40:35,462 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:40:35,462 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:40:35,462 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:40:35,463 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:40:35,463 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 13:40:35,463 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:40:35,463 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:40:35,463 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:40:35,463 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 13:40:35,463 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 13:40:35,463 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:40:35,464 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:40:35,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 13:40:35,464 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:40:35,464 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:40:35,464 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:40:35,464 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 13:40:35,464 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:40:35,464 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:40:35,464 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_44372c40-bc2a-419d-849b-e8257d8db28f/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 -> cf5fe32b34f3bdb04ccea0560b6f352942ab84d1 [2018-11-23 13:40:35,486 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:40:35,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:40:35,496 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:40:35,497 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:40:35,497 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:40:35,498 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c [2018-11-23 13:40:35,542 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/data/9dbc5e0ca/91132cf7477f49a8ba1ab5bc49f40e57/FLAG22ef2ca55 [2018-11-23 13:40:35,924 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:40:35,924 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/sv-benchmarks/c/eca-rers2012/Problem02_label40_true-unreach-call_false-termination.c [2018-11-23 13:40:35,942 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/data/9dbc5e0ca/91132cf7477f49a8ba1ab5bc49f40e57/FLAG22ef2ca55 [2018-11-23 13:40:35,952 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/data/9dbc5e0ca/91132cf7477f49a8ba1ab5bc49f40e57 [2018-11-23 13:40:35,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:40:35,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:40:35,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:40:35,957 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:40:35,959 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:40:35,959 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:40:35" (1/1) ... [2018-11-23 13:40:35,961 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 01:40:35, skipping insertion in model container [2018-11-23 13:40:35,962 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:40:35" (1/1) ... [2018-11-23 13:40:35,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:40:36,005 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:40:36,268 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:40:36,271 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:40:36,337 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:40:36,349 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:40:36,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36 WrapperNode [2018-11-23 13:40:36,349 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:40:36,350 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:40:36,350 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:40:36,350 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:40:36,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... [2018-11-23 13:40:36,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... [2018-11-23 13:40:36,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:40:36,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:40:36,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:40:36,448 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:40:36,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... [2018-11-23 13:40:36,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... [2018-11-23 13:40:36,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... [2018-11-23 13:40:36,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... [2018-11-23 13:40:36,471 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... [2018-11-23 13:40:36,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... [2018-11-23 13:40:36,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... [2018-11-23 13:40:36,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:40:36,487 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:40:36,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:40:36,487 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:40:36,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:40:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/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 13:40:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 13:40:36,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:40:36,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:40:37,900 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:40:37,900 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 13:40:37,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:40:37 BoogieIcfgContainer [2018-11-23 13:40:37,901 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:40:37,901 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 13:40:37,901 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 13:40:37,908 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 13:40:37,909 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:40:37" (1/1) ... [2018-11-23 13:40:37,917 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:40:37,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:37,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 13:40:37,942 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 13:40:37,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 13:40:37,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:38,198 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 13:40:38,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:38,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-11-23 13:40:38,565 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-11-23 13:40:38,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 13:40:38,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:38,675 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:39,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:39,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2018-11-23 13:40:39,075 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2018-11-23 13:40:39,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-23 13:40:39,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:39,119 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:39,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 246 states and 338 transitions. [2018-11-23 13:40:39,272 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 338 transitions. [2018-11-23 13:40:39,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 13:40:39,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:39,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:40:39,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:39,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 255 states and 354 transitions. [2018-11-23 13:40:39,622 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 354 transitions. [2018-11-23 13:40:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-23 13:40:39,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 264 states and 370 transitions. [2018-11-23 13:40:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 370 transitions. [2018-11-23 13:40:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-23 13:40:39,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:39,863 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:39,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:39,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 267 states and 373 transitions. [2018-11-23 13:40:39,878 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 373 transitions. [2018-11-23 13:40:39,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-23 13:40:39,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:39,896 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:40,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 271 states and 378 transitions. [2018-11-23 13:40:40,018 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 378 transitions. [2018-11-23 13:40:40,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 13:40:40,019 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:40,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:40,038 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:40:40,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:40,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 275 states and 386 transitions. [2018-11-23 13:40:40,200 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 386 transitions. [2018-11-23 13:40:40,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 13:40:40,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:40,228 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:40:40,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:40,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 278 states and 389 transitions. [2018-11-23 13:40:40,328 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 389 transitions. [2018-11-23 13:40:40,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 13:40:40,329 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:40,398 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 13:40:40,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 295 states and 419 transitions. [2018-11-23 13:40:40,690 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 419 transitions. [2018-11-23 13:40:40,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-23 13:40:40,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:40,709 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:40,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 302 states and 427 transitions. [2018-11-23 13:40:40,790 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 427 transitions. [2018-11-23 13:40:40,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 13:40:40,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:40,815 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:40,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:40,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 304 states and 429 transitions. [2018-11-23 13:40:40,843 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 429 transitions. [2018-11-23 13:40:40,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 13:40:40,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:40,866 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 13:40:41,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:41,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 308 states and 438 transitions. [2018-11-23 13:40:41,088 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 438 transitions. [2018-11-23 13:40:41,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 13:40:41,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:41,111 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 13:40:41,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:41,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 311 states and 442 transitions. [2018-11-23 13:40:41,212 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 442 transitions. [2018-11-23 13:40:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 13:40:41,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:41,252 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 13:40:41,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:41,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 314 states and 445 transitions. [2018-11-23 13:40:41,379 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 445 transitions. [2018-11-23 13:40:41,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 13:40:41,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:41,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:41,432 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 13:40:41,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:41,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 337 states and 476 transitions. [2018-11-23 13:40:41,912 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 476 transitions. [2018-11-23 13:40:41,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 13:40:41,913 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:42,027 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 13:40:42,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:42,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 416 states and 562 transitions. [2018-11-23 13:40:42,508 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 562 transitions. [2018-11-23 13:40:42,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 13:40:42,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:42,547 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 13:40:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 421 states and 568 transitions. [2018-11-23 13:40:42,691 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 568 transitions. [2018-11-23 13:40:42,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 13:40:42,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:42,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:40:42,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:42,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 426 states and 572 transitions. [2018-11-23 13:40:42,809 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 572 transitions. [2018-11-23 13:40:42,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 13:40:42,810 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:42,835 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:43,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 435 states and 584 transitions. [2018-11-23 13:40:43,131 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 584 transitions. [2018-11-23 13:40:43,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 13:40:43,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:43,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:40:43,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:43,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 437 states and 585 transitions. [2018-11-23 13:40:43,322 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 585 transitions. [2018-11-23 13:40:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 13:40:43,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:43,374 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:40:43,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:43,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 438 states and 587 transitions. [2018-11-23 13:40:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 587 transitions. [2018-11-23 13:40:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 13:40:43,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:43,713 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:44,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:44,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 466 states and 624 transitions. [2018-11-23 13:40:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 624 transitions. [2018-11-23 13:40:44,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 13:40:44,666 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:44,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:44,778 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:44,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:44,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 469 states and 627 transitions. [2018-11-23 13:40:44,926 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 627 transitions. [2018-11-23 13:40:44,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 13:40:44,927 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:45,009 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:45,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:45,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 472 states and 630 transitions. [2018-11-23 13:40:45,136 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 630 transitions. [2018-11-23 13:40:45,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-23 13:40:45,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:45,216 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:45,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:45,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 475 states and 633 transitions. [2018-11-23 13:40:45,357 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 633 transitions. [2018-11-23 13:40:45,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 13:40:45,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:45,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:45,382 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:45,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 488 states and 647 transitions. [2018-11-23 13:40:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 647 transitions. [2018-11-23 13:40:45,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 13:40:45,627 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:45,644 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:40:45,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:45,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 495 states and 655 transitions. [2018-11-23 13:40:45,951 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 655 transitions. [2018-11-23 13:40:45,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 13:40:45,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:46,016 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-23 13:40:46,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 499 states and 663 transitions. [2018-11-23 13:40:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 663 transitions. [2018-11-23 13:40:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 13:40:46,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:46,371 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:40:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:46,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 513 states and 679 transitions. [2018-11-23 13:40:46,625 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 679 transitions. [2018-11-23 13:40:46,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-23 13:40:46,625 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:46,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:46,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 528 states and 697 transitions. [2018-11-23 13:40:46,839 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 697 transitions. [2018-11-23 13:40:46,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-23 13:40:46,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:46,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:46,884 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:40:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:47,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 540 states and 709 transitions. [2018-11-23 13:40:47,165 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 709 transitions. [2018-11-23 13:40:47,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 13:40:47,166 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:47,183 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:47,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:47,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 543 states and 712 transitions. [2018-11-23 13:40:47,201 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 712 transitions. [2018-11-23 13:40:47,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 13:40:47,202 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:47,219 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:40:47,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:47,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 546 states and 714 transitions. [2018-11-23 13:40:47,313 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 714 transitions. [2018-11-23 13:40:47,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 13:40:47,313 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:40:49,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:49,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 583 states and 767 transitions. [2018-11-23 13:40:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 767 transitions. [2018-11-23 13:40:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 13:40:49,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:49,491 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:40:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:49,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 598 states and 781 transitions. [2018-11-23 13:40:49,897 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 781 transitions. [2018-11-23 13:40:49,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-23 13:40:49,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:49,938 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:40:50,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:50,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 614 states and 797 transitions. [2018-11-23 13:40:50,467 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 797 transitions. [2018-11-23 13:40:50,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 13:40:50,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:50,493 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:40:50,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:50,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 616 states and 800 transitions. [2018-11-23 13:40:50,799 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 800 transitions. [2018-11-23 13:40:50,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 13:40:50,799 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:50,824 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:40:50,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:50,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 619 states and 802 transitions. [2018-11-23 13:40:50,963 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 802 transitions. [2018-11-23 13:40:50,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 13:40:50,964 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:50,991 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:40:51,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:51,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 623 states and 805 transitions. [2018-11-23 13:40:51,111 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 805 transitions. [2018-11-23 13:40:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 13:40:51,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:51,180 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 13:40:51,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:51,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 636 states and 819 transitions. [2018-11-23 13:40:51,331 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 819 transitions. [2018-11-23 13:40:51,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 13:40:51,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:51,371 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 13:40:51,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:51,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 637 states and 820 transitions. [2018-11-23 13:40:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 820 transitions. [2018-11-23 13:40:51,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 13:40:51,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:51,525 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:51,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:51,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 667 states and 855 transitions. [2018-11-23 13:40:51,637 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 855 transitions. [2018-11-23 13:40:51,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 13:40:51,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:51,669 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 13:40:52,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:52,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 671 states and 860 transitions. [2018-11-23 13:40:52,005 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 860 transitions. [2018-11-23 13:40:52,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 13:40:52,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:52,108 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 1 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 13:40:52,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:52,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 705 states and 896 transitions. [2018-11-23 13:40:52,508 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 896 transitions. [2018-11-23 13:40:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 13:40:52,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:52,534 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:52,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:52,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 721 states and 914 transitions. [2018-11-23 13:40:52,606 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 914 transitions. [2018-11-23 13:40:52,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 13:40:52,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:52,723 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:53,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:53,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 743 states and 938 transitions. [2018-11-23 13:40:53,044 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 938 transitions. [2018-11-23 13:40:53,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-23 13:40:53,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:53,065 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 745 states and 940 transitions. [2018-11-23 13:40:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 940 transitions. [2018-11-23 13:40:53,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 13:40:53,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:53,427 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:55,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:55,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 806 states and 1014 transitions. [2018-11-23 13:40:55,452 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1014 transitions. [2018-11-23 13:40:55,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 13:40:55,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:55,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:55,502 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:55,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:55,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 809 states and 1018 transitions. [2018-11-23 13:40:55,741 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1018 transitions. [2018-11-23 13:40:55,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 13:40:55,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:55,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:55,804 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:56,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:56,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 812 states and 1022 transitions. [2018-11-23 13:40:56,037 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1022 transitions. [2018-11-23 13:40:56,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 13:40:56,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:56,091 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:40:56,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:56,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 815 states and 1026 transitions. [2018-11-23 13:40:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1026 transitions. [2018-11-23 13:40:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 13:40:56,318 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:56,338 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 13:40:56,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:56,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 843 states and 1058 transitions. [2018-11-23 13:40:56,421 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1058 transitions. [2018-11-23 13:40:56,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 13:40:56,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:56,472 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:40:57,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:57,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 886 states and 1109 transitions. [2018-11-23 13:40:57,499 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1109 transitions. [2018-11-23 13:40:57,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 13:40:57,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:57,528 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:40:57,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:40:57,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 887 states and 1109 transitions. [2018-11-23 13:40:57,683 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1109 transitions. [2018-11-23 13:40:57,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 13:40:57,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:40:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:40:57,973 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:00,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:00,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 949 states and 1179 transitions. [2018-11-23 13:41:00,896 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1179 transitions. [2018-11-23 13:41:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 13:41:00,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:00,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:00,920 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:41:01,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 969 states and 1202 transitions. [2018-11-23 13:41:01,473 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1202 transitions. [2018-11-23 13:41:01,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 13:41:01,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:01,638 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:02,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 997 states and 1236 transitions. [2018-11-23 13:41:03,000 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 1236 transitions. [2018-11-23 13:41:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 13:41:03,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:03,093 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:03,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1000 states and 1240 transitions. [2018-11-23 13:41:03,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1240 transitions. [2018-11-23 13:41:03,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 13:41:03,288 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:03,312 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:41:03,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:03,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 1005 states and 1244 transitions. [2018-11-23 13:41:03,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 1244 transitions. [2018-11-23 13:41:03,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 13:41:03,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:03,454 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:41:03,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:03,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1017 states and 1255 transitions. [2018-11-23 13:41:03,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1017 states and 1255 transitions. [2018-11-23 13:41:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-23 13:41:03,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:03,619 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:04,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 1022 states and 1265 transitions. [2018-11-23 13:41:04,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1265 transitions. [2018-11-23 13:41:04,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:41:04,161 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:04,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:04,177 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:41:04,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:04,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1025 states and 1268 transitions. [2018-11-23 13:41:04,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1268 transitions. [2018-11-23 13:41:04,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:41:04,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:04,619 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:05,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:05,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1051 states and 1301 transitions. [2018-11-23 13:41:05,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1301 transitions. [2018-11-23 13:41:05,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:41:05,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:05,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:05,694 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:06,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:06,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1064 states and 1314 transitions. [2018-11-23 13:41:06,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1314 transitions. [2018-11-23 13:41:06,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:41:06,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1076 states and 1325 transitions. [2018-11-23 13:41:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1325 transitions. [2018-11-23 13:41:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:41:06,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:06,631 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:41:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1078 states and 1328 transitions. [2018-11-23 13:41:07,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1328 transitions. [2018-11-23 13:41:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:41:07,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:07,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:41:07,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:07,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1082 states and 1331 transitions. [2018-11-23 13:41:07,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1331 transitions. [2018-11-23 13:41:07,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 13:41:07,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:41:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:07,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1085 states and 1333 transitions. [2018-11-23 13:41:07,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1333 transitions. [2018-11-23 13:41:07,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 13:41:07,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:07,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:07,371 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:41:08,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:08,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1099 states and 1349 transitions. [2018-11-23 13:41:08,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 1349 transitions. [2018-11-23 13:41:08,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-23 13:41:08,037 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:08,060 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:41:08,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:08,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1111 states and 1360 transitions. [2018-11-23 13:41:08,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1360 transitions. [2018-11-23 13:41:08,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 13:41:08,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:08,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:08,492 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 13:41:08,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:08,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1136 states and 1389 transitions. [2018-11-23 13:41:08,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1389 transitions. [2018-11-23 13:41:08,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 13:41:08,993 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:09,024 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 13:41:09,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:09,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1149 states and 1401 transitions. [2018-11-23 13:41:09,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1401 transitions. [2018-11-23 13:41:09,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 13:41:09,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:09,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:09,107 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:09,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1150 states and 1403 transitions. [2018-11-23 13:41:09,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1403 transitions. [2018-11-23 13:41:09,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 13:41:09,342 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:09,403 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:09,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:09,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1153 states and 1406 transitions. [2018-11-23 13:41:09,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1406 transitions. [2018-11-23 13:41:09,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 13:41:09,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:09,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:09,659 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:10,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:10,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 1168 states and 1425 transitions. [2018-11-23 13:41:10,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1425 transitions. [2018-11-23 13:41:10,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 13:41:10,122 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:10,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:10,195 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:10,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:10,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1171 states and 1428 transitions. [2018-11-23 13:41:10,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1428 transitions. [2018-11-23 13:41:10,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 13:41:10,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:10,450 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:10,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:10,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1175 states and 1432 transitions. [2018-11-23 13:41:10,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1432 transitions. [2018-11-23 13:41:10,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 13:41:10,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 13:41:10,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:10,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1176 states and 1433 transitions. [2018-11-23 13:41:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1433 transitions. [2018-11-23 13:41:10,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-23 13:41:10,553 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:10,589 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:10,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:10,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1196 states and 1456 transitions. [2018-11-23 13:41:10,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1456 transitions. [2018-11-23 13:41:10,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 13:41:10,941 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:11,368 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:13,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:13,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1221 states and 1487 transitions. [2018-11-23 13:41:13,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1487 transitions. [2018-11-23 13:41:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 13:41:13,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:13,376 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:13,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:13,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1224 states and 1490 transitions. [2018-11-23 13:41:13,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1490 transitions. [2018-11-23 13:41:13,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 13:41:13,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:13,720 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:13,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:13,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1227 states and 1493 transitions. [2018-11-23 13:41:13,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1493 transitions. [2018-11-23 13:41:13,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 13:41:13,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:14,017 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:14,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:14,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1231 states and 1498 transitions. [2018-11-23 13:41:14,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1498 transitions. [2018-11-23 13:41:14,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 13:41:14,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:14,062 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 13:41:14,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:14,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1236 states and 1502 transitions. [2018-11-23 13:41:14,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1502 transitions. [2018-11-23 13:41:14,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 13:41:14,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:14,528 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 13:41:15,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:15,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1252 states and 1519 transitions. [2018-11-23 13:41:15,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 1519 transitions. [2018-11-23 13:41:15,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-23 13:41:15,568 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:15,681 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 13:41:16,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:16,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1264 states and 1530 transitions. [2018-11-23 13:41:16,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1530 transitions. [2018-11-23 13:41:16,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 13:41:16,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:16,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:16,223 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 84 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 13:41:16,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:16,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1284 states and 1553 transitions. [2018-11-23 13:41:16,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1553 transitions. [2018-11-23 13:41:16,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 13:41:16,670 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:16,702 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:17,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:17,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1309 states and 1580 transitions. [2018-11-23 13:41:17,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1580 transitions. [2018-11-23 13:41:17,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-23 13:41:17,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:17,947 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 13:41:18,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:18,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1342 states and 1617 transitions. [2018-11-23 13:41:18,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1617 transitions. [2018-11-23 13:41:18,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 13:41:18,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:18,338 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 13:41:18,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:18,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1348 states and 1622 transitions. [2018-11-23 13:41:18,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1622 transitions. [2018-11-23 13:41:18,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-23 13:41:18,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:18,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:18,444 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 97 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:41:18,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:18,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1355 states and 1630 transitions. [2018-11-23 13:41:18,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1630 transitions. [2018-11-23 13:41:18,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 13:41:18,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:19,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1393 states and 1673 transitions. [2018-11-23 13:41:19,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1673 transitions. [2018-11-23 13:41:19,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-23 13:41:19,608 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:19,643 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 13:41:19,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:19,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1396 states and 1675 transitions. [2018-11-23 13:41:19,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1675 transitions. [2018-11-23 13:41:19,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 13:41:19,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:19,808 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-23 13:41:19,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:19,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1402 states and 1680 transitions. [2018-11-23 13:41:19,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1680 transitions. [2018-11-23 13:41:19,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 13:41:19,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:19,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:20,035 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:41:21,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:21,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1423 states and 1700 transitions. [2018-11-23 13:41:21,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1700 transitions. [2018-11-23 13:41:21,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 13:41:21,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:21,199 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 13:41:22,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:22,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 1433 states and 1717 transitions. [2018-11-23 13:41:22,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1717 transitions. [2018-11-23 13:41:22,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 13:41:22,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:22,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:22,163 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 13:41:22,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:22,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1436 states and 1720 transitions. [2018-11-23 13:41:22,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1720 transitions. [2018-11-23 13:41:22,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 13:41:22,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:22,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:22,440 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 13:41:22,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:22,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1439 states and 1723 transitions. [2018-11-23 13:41:22,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1723 transitions. [2018-11-23 13:41:22,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 13:41:22,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:22,717 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 13:41:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:22,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1449 states and 1736 transitions. [2018-11-23 13:41:22,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 1736 transitions. [2018-11-23 13:41:22,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 13:41:22,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 13:41:23,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:23,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1450 states and 1737 transitions. [2018-11-23 13:41:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1450 states and 1737 transitions. [2018-11-23 13:41:23,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 13:41:23,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:23,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:23,115 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-23 13:41:23,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:23,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1473 states and 1759 transitions. [2018-11-23 13:41:23,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1759 transitions. [2018-11-23 13:41:23,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 13:41:23,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:23,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:23,706 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:25,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:25,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1506 states and 1796 transitions. [2018-11-23 13:41:25,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1796 transitions. [2018-11-23 13:41:25,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 13:41:25,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:25,457 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:25,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1509 states and 1799 transitions. [2018-11-23 13:41:25,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1799 transitions. [2018-11-23 13:41:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 13:41:25,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:25,939 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:41:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 1538 states and 1832 transitions. [2018-11-23 13:41:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1832 transitions. [2018-11-23 13:41:26,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 13:41:26,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:26,893 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 13:41:27,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:27,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1543 states and 1840 transitions. [2018-11-23 13:41:27,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1840 transitions. [2018-11-23 13:41:27,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 13:41:27,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:27,549 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-23 13:41:27,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:27,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1548 states and 1844 transitions. [2018-11-23 13:41:27,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1844 transitions. [2018-11-23 13:41:27,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 13:41:27,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:27,778 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:41:27,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:27,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1551 states and 1847 transitions. [2018-11-23 13:41:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1847 transitions. [2018-11-23 13:41:27,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 13:41:27,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:28,049 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 13:41:30,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:30,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1627 states and 1929 transitions. [2018-11-23 13:41:30,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1929 transitions. [2018-11-23 13:41:30,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 13:41:30,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:30,098 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:41:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:30,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1630 states and 1932 transitions. [2018-11-23 13:41:30,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1932 transitions. [2018-11-23 13:41:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 13:41:30,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:30,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:30,235 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:41:31,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:31,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1677 states and 1981 transitions. [2018-11-23 13:41:31,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 1981 transitions. [2018-11-23 13:41:31,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 13:41:31,495 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:31,600 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 13:41:31,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:31,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1691 states and 1995 transitions. [2018-11-23 13:41:31,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 1995 transitions. [2018-11-23 13:41:31,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 13:41:31,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1766 states and 2091 transitions. [2018-11-23 13:41:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2091 transitions. [2018-11-23 13:41:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-23 13:41:37,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1777 states and 2103 transitions. [2018-11-23 13:41:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2103 transitions. [2018-11-23 13:41:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 13:41:38,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:38,728 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 13:41:39,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:39,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1809 states and 2139 transitions. [2018-11-23 13:41:39,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2139 transitions. [2018-11-23 13:41:39,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 13:41:39,363 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:39,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:39,671 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:41,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:41,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1820 states and 2155 transitions. [2018-11-23 13:41:41,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2155 transitions. [2018-11-23 13:41:41,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 13:41:41,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:41,789 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:42,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1825 states and 2159 transitions. [2018-11-23 13:41:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2159 transitions. [2018-11-23 13:41:42,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 13:41:42,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-23 13:41:42,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:42,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1830 states and 2163 transitions. [2018-11-23 13:41:42,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2163 transitions. [2018-11-23 13:41:42,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 13:41:42,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:42,631 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:41:42,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:42,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 1834 states and 2169 transitions. [2018-11-23 13:41:42,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2169 transitions. [2018-11-23 13:41:42,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 13:41:42,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:42,990 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:41:43,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:43,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1837 states and 2172 transitions. [2018-11-23 13:41:43,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2172 transitions. [2018-11-23 13:41:43,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-11-23 13:41:43,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:43,328 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 109 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 13:41:43,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:43,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1840 states and 2175 transitions. [2018-11-23 13:41:43,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2175 transitions. [2018-11-23 13:41:43,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 13:41:43,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:43,695 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:44,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:44,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1847 states and 2190 transitions. [2018-11-23 13:41:44,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2190 transitions. [2018-11-23 13:41:44,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-23 13:41:44,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:44,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:44,687 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 153 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:41:45,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:45,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1849 states and 2192 transitions. [2018-11-23 13:41:45,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2192 transitions. [2018-11-23 13:41:45,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 13:41:45,085 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:45,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:45,146 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 148 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:41:45,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:45,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1853 states and 2197 transitions. [2018-11-23 13:41:45,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2197 transitions. [2018-11-23 13:41:45,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-23 13:41:45,727 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:45,776 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 66 proven. 5 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-11-23 13:41:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:45,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1859 states and 2203 transitions. [2018-11-23 13:41:45,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2203 transitions. [2018-11-23 13:41:45,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:45,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:45,955 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:41:46,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1892 states and 2243 transitions. [2018-11-23 13:41:46,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2243 transitions. [2018-11-23 13:41:46,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:46,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:46,964 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:41:47,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:47,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1895 states and 2246 transitions. [2018-11-23 13:41:47,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2246 transitions. [2018-11-23 13:41:47,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:47,272 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:47,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:47,363 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:41:47,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:47,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1898 states and 2249 transitions. [2018-11-23 13:41:47,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2249 transitions. [2018-11-23 13:41:47,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:47,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:47,749 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 16 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 13:41:48,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:48,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1901 states and 2252 transitions. [2018-11-23 13:41:48,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2252 transitions. [2018-11-23 13:41:48,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:48,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:48,101 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 13:41:50,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:51,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1976 states and 2348 transitions. [2018-11-23 13:41:51,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 2348 transitions. [2018-11-23 13:41:51,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:51,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:51,036 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 13:41:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:52,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 2044 states and 2416 transitions. [2018-11-23 13:41:52,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2416 transitions. [2018-11-23 13:41:52,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:52,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:52,145 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 13:41:52,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:52,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 2057 states and 2428 transitions. [2018-11-23 13:41:52,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 2428 transitions. [2018-11-23 13:41:52,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:52,475 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:52,508 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-23 13:41:52,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:52,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2069 states and 2439 transitions. [2018-11-23 13:41:52,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2439 transitions. [2018-11-23 13:41:52,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:52,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:41:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:53,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2074 states and 2446 transitions. [2018-11-23 13:41:53,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2446 transitions. [2018-11-23 13:41:53,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-23 13:41:53,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:53,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:53,386 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:41:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2076 states and 2447 transitions. [2018-11-23 13:41:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2447 transitions. [2018-11-23 13:41:53,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 13:41:53,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:53,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:53,747 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-23 13:41:53,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:53,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 2093 states and 2463 transitions. [2018-11-23 13:41:53,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 2463 transitions. [2018-11-23 13:41:53,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-23 13:41:53,814 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:53,849 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-23 13:41:54,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:54,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2122 states and 2493 transitions. [2018-11-23 13:41:54,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2493 transitions. [2018-11-23 13:41:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 13:41:54,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:54,500 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 13:41:54,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:41:54,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2143 states and 2513 transitions. [2018-11-23 13:41:54,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 2513 transitions. [2018-11-23 13:41:54,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-23 13:41:54,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:41:54,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:41:55,779 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 13:42:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:01,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2194 states and 2571 transitions. [2018-11-23 13:42:01,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 2571 transitions. [2018-11-23 13:42:01,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-23 13:42:01,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:01,988 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 13:42:03,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:03,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2210 states and 2586 transitions. [2018-11-23 13:42:03,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2586 transitions. [2018-11-23 13:42:03,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 13:42:03,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:03,942 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 13:42:04,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:04,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2211 states and 2587 transitions. [2018-11-23 13:42:04,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2587 transitions. [2018-11-23 13:42:04,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 13:42:04,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:04,333 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 13:42:04,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:04,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2214 states and 2590 transitions. [2018-11-23 13:42:04,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2590 transitions. [2018-11-23 13:42:04,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 13:42:04,580 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:05,390 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:42:09,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:09,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2253 states and 2642 transitions. [2018-11-23 13:42:09,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2642 transitions. [2018-11-23 13:42:09,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 13:42:09,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:09,853 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:42:11,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:11,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2260 states and 2649 transitions. [2018-11-23 13:42:11,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 2649 transitions. [2018-11-23 13:42:11,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-23 13:42:11,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:11,859 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 175 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:42:12,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:12,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2653 states to 2264 states and 2653 transitions. [2018-11-23 13:42:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 2653 transitions. [2018-11-23 13:42:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 13:42:12,258 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:13,110 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:42:17,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:17,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2326 states and 2718 transitions. [2018-11-23 13:42:17,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 2718 transitions. [2018-11-23 13:42:17,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 13:42:17,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:17,754 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:42:20,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:20,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2351 states and 2741 transitions. [2018-11-23 13:42:20,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 2741 transitions. [2018-11-23 13:42:20,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-23 13:42:20,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:20,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:20,262 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 13:42:20,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:20,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 2363 states and 2752 transitions. [2018-11-23 13:42:20,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 2752 transitions. [2018-11-23 13:42:20,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 13:42:20,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:21,418 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:42:22,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:22,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2382 states and 2776 transitions. [2018-11-23 13:42:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2382 states and 2776 transitions. [2018-11-23 13:42:22,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 13:42:22,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:22,964 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 174 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:42:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2779 states to 2384 states and 2779 transitions. [2018-11-23 13:42:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2779 transitions. [2018-11-23 13:42:23,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 13:42:23,781 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:24,949 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:42:27,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:27,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2419 states and 2821 transitions. [2018-11-23 13:42:27,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 2821 transitions. [2018-11-23 13:42:27,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 13:42:27,788 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:27,975 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:42:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:31,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2457 states and 2858 transitions. [2018-11-23 13:42:31,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2457 states and 2858 transitions. [2018-11-23 13:42:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 13:42:31,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:31,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:31,343 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 13:42:32,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:32,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2476 states and 2877 transitions. [2018-11-23 13:42:32,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 2877 transitions. [2018-11-23 13:42:32,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 13:42:32,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:33,787 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:42:39,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:39,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2513 states and 2916 transitions. [2018-11-23 13:42:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 2916 transitions. [2018-11-23 13:42:39,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-23 13:42:39,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:39,728 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 13:42:41,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2523 states and 2924 transitions. [2018-11-23 13:42:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2924 transitions. [2018-11-23 13:42:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 13:42:41,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:41,454 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-11-23 13:42:42,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:42,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 2602 states and 3006 transitions. [2018-11-23 13:42:42,413 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 3006 transitions. [2018-11-23 13:42:42,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-23 13:42:42,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:42,920 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 13:42:44,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:44,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 2633 states and 3039 transitions. [2018-11-23 13:42:44,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 3039 transitions. [2018-11-23 13:42:44,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-23 13:42:44,966 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:45,535 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-23 13:42:47,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:47,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2669 states and 3077 transitions. [2018-11-23 13:42:47,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3077 transitions. [2018-11-23 13:42:47,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 13:42:47,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:47,873 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-23 13:42:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:49,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3103 states to 2689 states and 3103 transitions. [2018-11-23 13:42:49,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3103 transitions. [2018-11-23 13:42:49,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 13:42:49,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:49,870 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-23 13:42:52,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:52,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 2707 states and 3120 transitions. [2018-11-23 13:42:52,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 3120 transitions. [2018-11-23 13:42:52,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 13:42:52,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:52,355 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-23 13:42:53,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:53,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 2710 states and 3123 transitions. [2018-11-23 13:42:53,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3123 transitions. [2018-11-23 13:42:53,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-23 13:42:53,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:53,341 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 163 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-23 13:42:53,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:42:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 2711 states and 3123 transitions. [2018-11-23 13:42:53,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 3123 transitions. [2018-11-23 13:42:53,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 13:42:53,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:42:53,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:42:54,623 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:43:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3201 states to 2775 states and 3201 transitions. [2018-11-23 13:43:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 3201 transitions. [2018-11-23 13:43:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 13:43:00,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:00,443 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:43:02,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:02,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 2786 states and 3213 transitions. [2018-11-23 13:43:02,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 3213 transitions. [2018-11-23 13:43:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 13:43:02,922 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:03,187 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 224 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 13:43:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:04,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3221 states to 2794 states and 3221 transitions. [2018-11-23 13:43:04,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 3221 transitions. [2018-11-23 13:43:04,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-23 13:43:04,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-11-23 13:43:04,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:04,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3223 states to 2797 states and 3223 transitions. [2018-11-23 13:43:04,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 3223 transitions. [2018-11-23 13:43:04,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-23 13:43:04,974 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:04,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:05,074 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 13:43:07,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 2811 states and 3238 transitions. [2018-11-23 13:43:07,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 3238 transitions. [2018-11-23 13:43:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-23 13:43:07,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:07,636 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-23 13:43:08,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:08,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 2824 states and 3250 transitions. [2018-11-23 13:43:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 3250 transitions. [2018-11-23 13:43:08,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 13:43:08,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:08,929 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 13:43:12,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:12,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 2882 states and 3310 transitions. [2018-11-23 13:43:12,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 3310 transitions. [2018-11-23 13:43:12,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 13:43:12,945 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 13:43:13,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:13,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2882 states and 3309 transitions. [2018-11-23 13:43:13,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 3309 transitions. [2018-11-23 13:43:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 13:43:13,569 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:13,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-11-23 13:43:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:14,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 2854 states and 3280 transitions. [2018-11-23 13:43:14,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 3280 transitions. [2018-11-23 13:43:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 13:43:14,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 264 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:43:14,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:14,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 2860 states and 3285 transitions. [2018-11-23 13:43:14,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 3285 transitions. [2018-11-23 13:43:14,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-23 13:43:14,509 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 264 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-23 13:43:14,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:14,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2863 states and 3287 transitions. [2018-11-23 13:43:14,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 3287 transitions. [2018-11-23 13:43:14,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 13:43:14,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:15,799 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-23 13:43:18,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:18,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3304 states to 2878 states and 3304 transitions. [2018-11-23 13:43:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 3304 transitions. [2018-11-23 13:43:18,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 13:43:18,228 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:18,327 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-23 13:43:20,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:20,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 2934 states and 3357 transitions. [2018-11-23 13:43:20,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 3357 transitions. [2018-11-23 13:43:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 13:43:20,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:20,190 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-23 13:43:22,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 2977 states and 3399 transitions. [2018-11-23 13:43:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2977 states and 3399 transitions. [2018-11-23 13:43:22,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 13:43:22,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:22,977 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 293 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:43:25,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:25,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 3007 states and 3433 transitions. [2018-11-23 13:43:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 3433 transitions. [2018-11-23 13:43:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 13:43:25,431 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:25,946 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 293 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:43:27,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:27,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 3017 states and 3441 transitions. [2018-11-23 13:43:27,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3441 transitions. [2018-11-23 13:43:27,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2018-11-23 13:43:27,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:28,271 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 293 proven. 110 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-23 13:43:28,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3444 states to 3020 states and 3444 transitions. [2018-11-23 13:43:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 3444 transitions. [2018-11-23 13:43:28,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-11-23 13:43:28,855 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:28,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:28,905 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 13:43:29,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:29,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 3022 states and 3448 transitions. [2018-11-23 13:43:29,932 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 3448 transitions. [2018-11-23 13:43:29,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-11-23 13:43:29,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:29,984 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 231 proven. 2 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 13:43:30,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:30,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3027 states and 3453 transitions. [2018-11-23 13:43:30,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3027 states and 3453 transitions. [2018-11-23 13:43:30,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-23 13:43:30,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:30,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:30,289 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 242 proven. 63 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-23 13:43:40,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:41,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 3165 states and 3646 transitions. [2018-11-23 13:43:41,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3165 states and 3646 transitions. [2018-11-23 13:43:41,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-23 13:43:41,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 282 proven. 4 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-11-23 13:43:41,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:41,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3170 states and 3652 transitions. [2018-11-23 13:43:41,548 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 3652 transitions. [2018-11-23 13:43:41,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-23 13:43:41,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 13:43:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:43:42,470 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 78 proven. 365 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 13:43:53,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 13:43:53,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 3145 states and 3670 transitions. [2018-11-23 13:43:53,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3145 states and 3670 transitions. [2018-11-23 13:43:53,997 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 13:43:53,997 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 185 iterations. [2018-11-23 13:43:54,003 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 13:43:54,176 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 39 [2018-11-23 13:43:54,361 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 48 [2018-11-23 13:43:54,567 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 38 [2018-11-23 13:43:54,748 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 38 [2018-11-23 13:43:54,913 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 42 [2018-11-23 13:43:55,384 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 38 [2018-11-23 13:43:55,565 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 38 [2018-11-23 13:43:56,193 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 42 [2018-11-23 13:43:56,429 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 49 [2018-11-23 13:43:56,665 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 49 [2018-11-23 13:43:56,890 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-11-23 13:43:57,072 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 38 [2018-11-23 13:43:57,191 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 18 [2018-11-23 13:43:57,625 WARN L180 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 49 [2018-11-23 13:43:57,894 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 48 [2018-11-23 13:43:58,097 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 37 [2018-11-23 13:43:58,311 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 18 [2018-11-23 13:43:58,480 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 40 [2018-11-23 13:43:58,720 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 42 [2018-11-23 13:43:59,013 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 37 [2018-11-23 13:43:59,299 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 46 [2018-11-23 13:43:59,502 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 38 [2018-11-23 13:43:59,826 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 42 [2018-11-23 13:44:00,195 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 38 [2018-11-23 13:44:00,663 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 39 [2018-11-23 13:44:00,835 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 39 [2018-11-23 13:44:01,052 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 38 [2018-11-23 13:44:01,499 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 49 [2018-11-23 13:44:01,659 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 39 [2018-11-23 13:44:01,997 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 18 [2018-11-23 13:44:02,159 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 39 [2018-11-23 13:44:02,348 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 39 [2018-11-23 13:44:02,595 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 53 [2018-11-23 13:44:02,797 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 13:44:02,799 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 13:44:02,804 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 13:44:02,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:44:02 ImpRootNode [2018-11-23 13:44:02,805 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 13:44:02,805 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 13:44:02,805 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 13:44:02,805 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 13:44:02,806 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:40:37" (3/4) ... [2018-11-23 13:44:02,808 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 13:44:02,823 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-11-23 13:44:02,824 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 13:44:02,825 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 13:44:02,825 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 13:44:02,914 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_44372c40-bc2a-419d-849b-e8257d8db28f/bin-2019/ukojak/witness.graphml [2018-11-23 13:44:02,914 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 13:44:02,915 INFO L168 Benchmark]: Toolchain (without parser) took 206959.33 ms. Allocated memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: 3.4 GB). Free memory was 956.6 MB in the beginning and 1.8 GB in the end (delta: -876.6 MB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-23 13:44:02,915 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:44:02,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.86 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 924.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:44:02,916 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 924.3 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:44:02,916 INFO L168 Benchmark]: Boogie Preprocessor took 38.89 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:44:02,916 INFO L168 Benchmark]: RCFGBuilder took 1413.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 872.6 MB in the end (delta: 237.7 MB). Peak memory consumption was 237.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:44:02,916 INFO L168 Benchmark]: CodeCheck took 204903.59 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.3 GB). Free memory was 872.6 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2018-11-23 13:44:02,917 INFO L168 Benchmark]: Witness Printer took 109.08 ms. Allocated memory is still 4.4 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2018-11-23 13:44:02,918 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, 196.0s OverallTime, 185 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1314914768 SDtfs, -1129966248 SDslu, -499118434 SDs, 0 SdLazy, 1044479094 SolverSat, -336326012 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 603.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 210319 GetRequests, 203731 SyntacticMatches, 4850 SemanticMatches, 1738 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2230636 ImplicationChecksByTransitivity, 174.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 19.2s InterpolantComputationTime, 32075 NumberOfCodeBlocks, 32075 NumberOfCodeBlocksAsserted, 184 NumberOfCheckSat, 31891 ConstructedInterpolants, 0 QuantifiedInterpolants, 29895540 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 184 InterpolantComputations, 129 PerfectInterpolantSequences, 24862/26545 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: 439]: 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) || !(a17 == 8)) || !(a19 == 1)) || !(a28 == 7)) || 1 == a25 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((!(a11 == 1) || !(a17 == 8)) || !(a28 == 7)) || !(a19 == 1)) || 1 == a25 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 392.86 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 924.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 97.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 122.7 MB). Free memory was 924.3 MB in the beginning and 1.1 GB in the end (delta: -191.3 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.89 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1413.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 872.6 MB in the end (delta: 237.7 MB). Peak memory consumption was 237.7 MB. Max. memory is 11.5 GB. * CodeCheck took 204903.59 ms. Allocated memory was 1.2 GB in the beginning and 4.4 GB in the end (delta: 3.3 GB). Free memory was 872.6 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. * Witness Printer took 109.08 ms. Allocated memory is still 4.4 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 65.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...