./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label16_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label16_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/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 82fd55bcca66e80c1d71fa13be1c40df80f8da42 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:45:09,480 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:45:09,481 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:45:09,489 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:45:09,489 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:45:09,490 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:45:09,490 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:45:09,491 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:45:09,492 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:45:09,493 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:45:09,493 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:45:09,494 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:45:09,494 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:45:09,495 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:45:09,496 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:45:09,496 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:45:09,497 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:45:09,499 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:45:09,500 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:45:09,501 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:45:09,502 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:45:09,503 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:45:09,504 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:45:09,505 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:45:09,505 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:45:09,506 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:45:09,507 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:45:09,507 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:45:09,508 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:45:09,509 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:45:09,509 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:45:09,510 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:45:09,510 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:45:09,510 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:45:09,511 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:45:09,511 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:45:09,511 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:45:09,522 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:45:09,522 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:45:09,523 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:45:09,523 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:45:09,523 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:45:09,523 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:45:09,524 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:45:09,524 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:45:09,524 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:45:09,524 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:45:09,524 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:45:09,524 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:45:09,524 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:45:09,524 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:45:09,524 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:45:09,525 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:45:09,525 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:45:09,525 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:45:09,525 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:45:09,525 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:45:09,527 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:45:09,527 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:45:09,527 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:45:09,527 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:45:09,527 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:45:09,527 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:45:09,527 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:45:09,528 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:45:09,528 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:45:09,528 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_8744936f-fcdd-423b-a9e1-6e8f21c991b7/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 -> 82fd55bcca66e80c1d71fa13be1c40df80f8da42 [2018-11-18 13:45:09,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:45:09,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:45:09,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:45:09,560 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:45:09,560 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:45:09,560 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label16_true-unreach-call_false-termination.c [2018-11-18 13:45:09,594 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/data/91fd9d1e9/8ae49e52c41040999b9758de82d9f898/FLAG33cc7e6ed [2018-11-18 13:45:10,048 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:45:10,048 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/sv-benchmarks/c/eca-rers2012/Problem01_label16_true-unreach-call_false-termination.c [2018-11-18 13:45:10,057 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/data/91fd9d1e9/8ae49e52c41040999b9758de82d9f898/FLAG33cc7e6ed [2018-11-18 13:45:10,069 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/data/91fd9d1e9/8ae49e52c41040999b9758de82d9f898 [2018-11-18 13:45:10,072 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:45:10,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:45:10,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:45:10,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:45:10,077 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:45:10,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411459c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10, skipping insertion in model container [2018-11-18 13:45:10,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:45:10,122 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:45:10,335 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:45:10,337 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:45:10,403 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:45:10,415 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:45:10,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10 WrapperNode [2018-11-18 13:45:10,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:45:10,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:45:10,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:45:10,416 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:45:10,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:45:10,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:45:10,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:45:10,510 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:45:10,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,548 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... [2018-11-18 13:45:10,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:45:10,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:45:10,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:45:10,553 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:45:10,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:45:10" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/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 [2018-11-18 13:45:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 13:45:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:45:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:45:11,803 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:45:11,803 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:45:11 BoogieIcfgContainer [2018-11-18 13:45:11,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:45:11,803 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:45:11,804 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:45:11,810 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:45:11,811 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:45:11" (1/1) ... [2018-11-18 13:45:11,819 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:45:11,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:11,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 13:45:11,844 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 13:45:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 13:45:11,847 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:12,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:12,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 147 states and 223 transitions. [2018-11-18 13:45:12,432 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 223 transitions. [2018-11-18 13:45:12,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 13:45:12,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:12,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:12,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:12,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 218 states and 317 transitions. [2018-11-18 13:45:12,964 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 317 transitions. [2018-11-18 13:45:12,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-18 13:45:12,967 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:12,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:13,029 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:13,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 224 states and 330 transitions. [2018-11-18 13:45:13,131 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 330 transitions. [2018-11-18 13:45:13,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-18 13:45:13,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:13,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:13,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 295 states and 413 transitions. [2018-11-18 13:45:13,636 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 413 transitions. [2018-11-18 13:45:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 13:45:13,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:13,674 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:13,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 298 states and 417 transitions. [2018-11-18 13:45:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 417 transitions. [2018-11-18 13:45:13,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-18 13:45:13,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:13,848 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:14,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 309 states and 435 transitions. [2018-11-18 13:45:14,173 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 435 transitions. [2018-11-18 13:45:14,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-11-18 13:45:14,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:14,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:14,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 310 states and 437 transitions. [2018-11-18 13:45:14,323 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 437 transitions. [2018-11-18 13:45:14,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 13:45:14,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:14,349 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:14,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:14,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 315 states and 445 transitions. [2018-11-18 13:45:14,532 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 445 transitions. [2018-11-18 13:45:14,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 13:45:14,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:14,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:14,633 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:14,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:14,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 320 states and 451 transitions. [2018-11-18 13:45:14,952 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 451 transitions. [2018-11-18 13:45:14,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 13:45:14,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:15,002 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:45:15,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:15,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 332 states and 474 transitions. [2018-11-18 13:45:15,520 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 474 transitions. [2018-11-18 13:45:15,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 13:45:15,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:15,545 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:45:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:15,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 336 states and 479 transitions. [2018-11-18 13:45:15,648 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 479 transitions. [2018-11-18 13:45:15,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 13:45:15,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:15,669 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:15,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:15,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 337 states and 481 transitions. [2018-11-18 13:45:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 481 transitions. [2018-11-18 13:45:15,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 13:45:15,835 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:15,857 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:45:16,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:16,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 342 states and 490 transitions. [2018-11-18 13:45:16,153 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 490 transitions. [2018-11-18 13:45:16,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 13:45:16,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:45:16,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:16,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 349 states and 498 transitions. [2018-11-18 13:45:16,290 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 498 transitions. [2018-11-18 13:45:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 13:45:16,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:16,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:16,387 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:17,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 360 states and 514 transitions. [2018-11-18 13:45:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 514 transitions. [2018-11-18 13:45:17,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 13:45:17,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:17,298 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:17,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:17,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 361 states and 515 transitions. [2018-11-18 13:45:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 515 transitions. [2018-11-18 13:45:17,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 13:45:17,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:17,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:17,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 365 states and 519 transitions. [2018-11-18 13:45:17,581 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 519 transitions. [2018-11-18 13:45:17,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 13:45:17,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:17,603 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:17,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:17,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 373 states and 528 transitions. [2018-11-18 13:45:17,670 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 528 transitions. [2018-11-18 13:45:17,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 13:45:17,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:17,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:17,743 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:45:18,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 393 states and 557 transitions. [2018-11-18 13:45:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 557 transitions. [2018-11-18 13:45:18,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 13:45:18,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:18,111 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 394 states and 558 transitions. [2018-11-18 13:45:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 558 transitions. [2018-11-18 13:45:18,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 13:45:18,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:18,213 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 13:45:18,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:18,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 409 states and 577 transitions. [2018-11-18 13:45:18,445 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 577 transitions. [2018-11-18 13:45:18,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 13:45:18,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:18,536 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:19,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:19,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 428 states and 600 transitions. [2018-11-18 13:45:19,033 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 600 transitions. [2018-11-18 13:45:19,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:45:19,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:19,059 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 13:45:19,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:19,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 430 states and 602 transitions. [2018-11-18 13:45:19,094 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 602 transitions. [2018-11-18 13:45:19,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 13:45:19,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:19,123 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:19,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 437 states and 610 transitions. [2018-11-18 13:45:19,214 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 610 transitions. [2018-11-18 13:45:19,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 13:45:19,214 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:19,286 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:19,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 439 states and 613 transitions. [2018-11-18 13:45:19,576 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 613 transitions. [2018-11-18 13:45:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 13:45:19,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:19,600 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:19,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 440 states and 615 transitions. [2018-11-18 13:45:19,616 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 615 transitions. [2018-11-18 13:45:19,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 13:45:19,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:19,644 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:45:20,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:20,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 459 states and 636 transitions. [2018-11-18 13:45:20,178 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 636 transitions. [2018-11-18 13:45:20,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 13:45:20,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:20,207 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:45:20,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:20,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 463 states and 639 transitions. [2018-11-18 13:45:20,436 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 639 transitions. [2018-11-18 13:45:20,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 13:45:20,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:20,457 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:45:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:20,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 466 states and 643 transitions. [2018-11-18 13:45:20,591 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 643 transitions. [2018-11-18 13:45:20,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:45:20,592 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:20,632 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:21,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:21,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 483 states and 662 transitions. [2018-11-18 13:45:21,103 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 662 transitions. [2018-11-18 13:45:21,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:45:21,104 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:21,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:21,126 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:21,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:21,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 487 states and 665 transitions. [2018-11-18 13:45:21,323 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 665 transitions. [2018-11-18 13:45:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 13:45:21,323 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:21,352 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:21,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 492 states and 671 transitions. [2018-11-18 13:45:21,620 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 671 transitions. [2018-11-18 13:45:21,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 13:45:21,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:21,750 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:22,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:22,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 523 states and 708 transitions. [2018-11-18 13:45:22,398 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 708 transitions. [2018-11-18 13:45:22,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 13:45:22,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:22,428 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 13:45:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:22,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 531 states and 716 transitions. [2018-11-18 13:45:22,460 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 716 transitions. [2018-11-18 13:45:22,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-18 13:45:22,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:22,481 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:22,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:22,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 536 states and 722 transitions. [2018-11-18 13:45:22,730 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 722 transitions. [2018-11-18 13:45:22,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 13:45:22,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:22,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:22,747 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:45:22,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:22,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 544 states and 730 transitions. [2018-11-18 13:45:22,785 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 730 transitions. [2018-11-18 13:45:22,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 13:45:22,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:22,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:22,926 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:24,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:24,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 575 states and 766 transitions. [2018-11-18 13:45:24,102 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 766 transitions. [2018-11-18 13:45:24,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 13:45:24,103 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:24,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:45:24,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:24,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 576 states and 768 transitions. [2018-11-18 13:45:24,260 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 768 transitions. [2018-11-18 13:45:24,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:45:24,260 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 590 states and 795 transitions. [2018-11-18 13:45:24,832 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 795 transitions. [2018-11-18 13:45:24,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:45:24,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:24,852 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:25,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 595 states and 801 transitions. [2018-11-18 13:45:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 801 transitions. [2018-11-18 13:45:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:45:25,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:25,055 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:25,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 599 states and 805 transitions. [2018-11-18 13:45:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 805 transitions. [2018-11-18 13:45:25,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 13:45:25,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:25,343 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:25,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 603 states and 811 transitions. [2018-11-18 13:45:25,550 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 811 transitions. [2018-11-18 13:45:25,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 13:45:25,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:25,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:25,571 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:45:26,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:26,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 613 states and 829 transitions. [2018-11-18 13:45:26,293 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 829 transitions. [2018-11-18 13:45:26,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 13:45:26,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:26,312 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 13:45:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 622 states and 841 transitions. [2018-11-18 13:45:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 841 transitions. [2018-11-18 13:45:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 13:45:26,687 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:26,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:26,707 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:26,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 631 states and 851 transitions. [2018-11-18 13:45:26,911 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 851 transitions. [2018-11-18 13:45:26,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 13:45:26,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:26,967 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:27,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:27,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 666 states and 889 transitions. [2018-11-18 13:45:27,436 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 889 transitions. [2018-11-18 13:45:27,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 13:45:27,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:27,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:27,455 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:45:27,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:27,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 676 states and 901 transitions. [2018-11-18 13:45:27,617 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 901 transitions. [2018-11-18 13:45:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 13:45:27,618 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:27,635 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:45:27,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:27,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 689 states and 914 transitions. [2018-11-18 13:45:27,672 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 914 transitions. [2018-11-18 13:45:27,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-18 13:45:27,673 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:27,924 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:29,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:29,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 731 states and 958 transitions. [2018-11-18 13:45:29,154 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 958 transitions. [2018-11-18 13:45:29,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 13:45:29,155 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 13:45:30,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:30,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 741 states and 976 transitions. [2018-11-18 13:45:30,558 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 976 transitions. [2018-11-18 13:45:30,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 13:45:30,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 13:45:31,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 745 states and 981 transitions. [2018-11-18 13:45:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 981 transitions. [2018-11-18 13:45:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 13:45:31,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:31,258 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:31,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:31,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 753 states and 994 transitions. [2018-11-18 13:45:31,797 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 994 transitions. [2018-11-18 13:45:31,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 13:45:31,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:32,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:32,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 757 states and 998 transitions. [2018-11-18 13:45:32,048 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 998 transitions. [2018-11-18 13:45:32,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 13:45:32,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:32,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:32,334 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:35,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 810 states and 1068 transitions. [2018-11-18 13:45:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1068 transitions. [2018-11-18 13:45:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 13:45:35,371 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:36,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:36,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 820 states and 1079 transitions. [2018-11-18 13:45:36,442 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1079 transitions. [2018-11-18 13:45:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 13:45:36,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:36,566 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 71 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:37,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 841 states and 1100 transitions. [2018-11-18 13:45:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1100 transitions. [2018-11-18 13:45:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-18 13:45:37,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:37,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:38,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:38,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 853 states and 1120 transitions. [2018-11-18 13:45:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1120 transitions. [2018-11-18 13:45:38,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 13:45:38,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:38,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:38,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 859 states and 1127 transitions. [2018-11-18 13:45:38,794 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1127 transitions. [2018-11-18 13:45:38,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 13:45:38,794 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:39,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:39,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 875 states and 1148 transitions. [2018-11-18 13:45:39,670 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1148 transitions. [2018-11-18 13:45:39,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 13:45:39,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:39,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:39,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 886 states and 1158 transitions. [2018-11-18 13:45:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1158 transitions. [2018-11-18 13:45:39,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 13:45:39,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:39,996 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 13:45:40,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:40,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 891 states and 1165 transitions. [2018-11-18 13:45:40,023 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1165 transitions. [2018-11-18 13:45:40,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 13:45:40,023 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:40,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:45:40,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:40,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 898 states and 1172 transitions. [2018-11-18 13:45:40,083 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1172 transitions. [2018-11-18 13:45:40,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 13:45:40,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:40,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:40,651 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:42,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:42,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 924 states and 1206 transitions. [2018-11-18 13:45:42,495 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1206 transitions. [2018-11-18 13:45:42,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 13:45:42,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:42,544 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:45:42,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:42,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 928 states and 1210 transitions. [2018-11-18 13:45:42,822 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1210 transitions. [2018-11-18 13:45:42,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 13:45:42,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:42,880 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:45:43,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:43,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 942 states and 1226 transitions. [2018-11-18 13:45:43,241 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1226 transitions. [2018-11-18 13:45:43,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 13:45:43,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:43,269 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:43,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:43,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 953 states and 1241 transitions. [2018-11-18 13:45:43,555 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1241 transitions. [2018-11-18 13:45:43,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 13:45:43,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:43,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:43,586 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:43,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:43,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 957 states and 1247 transitions. [2018-11-18 13:45:43,852 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1247 transitions. [2018-11-18 13:45:43,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 13:45:43,853 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:43,882 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 13:45:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:44,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 964 states and 1255 transitions. [2018-11-18 13:45:44,110 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1255 transitions. [2018-11-18 13:45:44,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 13:45:44,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 13:45:44,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:44,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 965 states and 1261 transitions. [2018-11-18 13:45:44,182 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1261 transitions. [2018-11-18 13:45:44,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-18 13:45:44,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:44,249 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 13:45:44,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:44,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 971 states and 1273 transitions. [2018-11-18 13:45:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1273 transitions. [2018-11-18 13:45:44,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 13:45:44,640 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:44,671 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 13:45:45,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 981 states and 1290 transitions. [2018-11-18 13:45:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1290 transitions. [2018-11-18 13:45:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 13:45:45,406 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:45,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:45,455 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:45:46,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:46,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1008 states and 1333 transitions. [2018-11-18 13:45:46,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1333 transitions. [2018-11-18 13:45:46,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 13:45:46,698 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:46,731 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 13:45:47,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:47,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1013 states and 1344 transitions. [2018-11-18 13:45:47,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1344 transitions. [2018-11-18 13:45:47,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 13:45:47,249 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:47,299 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 13:45:50,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:50,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1064 states and 1405 transitions. [2018-11-18 13:45:50,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1405 transitions. [2018-11-18 13:45:50,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 13:45:50,005 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 13:45:50,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:50,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1100 states and 1441 transitions. [2018-11-18 13:45:50,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1441 transitions. [2018-11-18 13:45:50,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:45:50,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 13:45:51,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:51,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1122 states and 1467 transitions. [2018-11-18 13:45:51,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1467 transitions. [2018-11-18 13:45:51,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:45:51,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:51,204 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 13:45:51,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:51,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1127 states and 1475 transitions. [2018-11-18 13:45:51,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1475 transitions. [2018-11-18 13:45:51,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:45:51,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 13:45:51,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:51,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1132 states and 1481 transitions. [2018-11-18 13:45:51,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1481 transitions. [2018-11-18 13:45:51,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:45:51,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:52,003 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 13:45:52,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 1137 states and 1491 transitions. [2018-11-18 13:45:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1491 transitions. [2018-11-18 13:45:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 13:45:52,517 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:52,543 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 13:45:52,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:52,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1142 states and 1498 transitions. [2018-11-18 13:45:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1498 transitions. [2018-11-18 13:45:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 13:45:52,778 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:52,926 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:45:54,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:54,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1161 states and 1525 transitions. [2018-11-18 13:45:54,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1525 transitions. [2018-11-18 13:45:54,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 13:45:54,115 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:54,170 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:45:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1164 states and 1527 transitions. [2018-11-18 13:45:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1527 transitions. [2018-11-18 13:45:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 13:45:54,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:54,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:54,331 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 13:45:55,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:55,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1179 states and 1545 transitions. [2018-11-18 13:45:55,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1545 transitions. [2018-11-18 13:45:55,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 13:45:55,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 13:45:55,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:55,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1180 states and 1547 transitions. [2018-11-18 13:45:55,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1547 transitions. [2018-11-18 13:45:55,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 13:45:55,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 13:45:55,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:55,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1182 states and 1550 transitions. [2018-11-18 13:45:55,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1550 transitions. [2018-11-18 13:45:55,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 13:45:55,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:55,814 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 13:45:55,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:55,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1184 states and 1551 transitions. [2018-11-18 13:45:55,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1551 transitions. [2018-11-18 13:45:55,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-18 13:45:55,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:55,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:56,025 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 135 proven. 4 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 13:45:56,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:56,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1188 states and 1555 transitions. [2018-11-18 13:45:56,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1555 transitions. [2018-11-18 13:45:56,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-18 13:45:56,309 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:56,341 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 13:45:56,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:56,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1193 states and 1560 transitions. [2018-11-18 13:45:56,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1560 transitions. [2018-11-18 13:45:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:45:56,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:57,129 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:45:58,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:58,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1240 states and 1610 transitions. [2018-11-18 13:45:58,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1610 transitions. [2018-11-18 13:45:58,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:45:58,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:58,343 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:45:59,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:59,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1245 states and 1619 transitions. [2018-11-18 13:45:59,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1619 transitions. [2018-11-18 13:45:59,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:45:59,128 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:59,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:45:59,282 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:45:59,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:45:59,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1257 states and 1633 transitions. [2018-11-18 13:45:59,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1633 transitions. [2018-11-18 13:45:59,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:45:59,828 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:45:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 216 proven. 27 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 13:46:01,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:01,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1268 states and 1652 transitions. [2018-11-18 13:46:01,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1652 transitions. [2018-11-18 13:46:01,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:46:01,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:01,854 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 216 proven. 27 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-18 13:46:02,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:02,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1272 states and 1660 transitions. [2018-11-18 13:46:02,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1660 transitions. [2018-11-18 13:46:02,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:46:02,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:02,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:46:02,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:02,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1282 states and 1673 transitions. [2018-11-18 13:46:02,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1673 transitions. [2018-11-18 13:46:02,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:46:02,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:02,956 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:46:03,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1299 states and 1693 transitions. [2018-11-18 13:46:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 1299 states and 1693 transitions. [2018-11-18 13:46:03,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 13:46:03,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:03,833 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 13:46:04,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:04,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1302 states and 1695 transitions. [2018-11-18 13:46:04,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1695 transitions. [2018-11-18 13:46:04,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 13:46:04,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:04,174 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 13:46:07,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:07,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 1333 states and 1736 transitions. [2018-11-18 13:46:07,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1736 transitions. [2018-11-18 13:46:07,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 13:46:07,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 228 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 13:46:08,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:08,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 1338 states and 1745 transitions. [2018-11-18 13:46:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1745 transitions. [2018-11-18 13:46:08,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 13:46:08,178 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:09,392 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 13:46:12,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:12,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1382 states and 1796 transitions. [2018-11-18 13:46:12,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1796 transitions. [2018-11-18 13:46:12,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 13:46:12,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:12,526 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 13:46:13,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:13,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 1386 states and 1798 transitions. [2018-11-18 13:46:13,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1386 states and 1798 transitions. [2018-11-18 13:46:13,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 13:46:13,465 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:13,939 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 150 proven. 11 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-18 13:46:15,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:15,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1420 states and 1848 transitions. [2018-11-18 13:46:15,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1848 transitions. [2018-11-18 13:46:15,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-18 13:46:15,844 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 235 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-11-18 13:46:16,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:16,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1429 states and 1857 transitions. [2018-11-18 13:46:16,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1857 transitions. [2018-11-18 13:46:16,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 13:46:16,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:16,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:17,056 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:46:19,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:19,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1463 states and 1896 transitions. [2018-11-18 13:46:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1896 transitions. [2018-11-18 13:46:19,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 13:46:19,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:46:19,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:19,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1469 states and 1902 transitions. [2018-11-18 13:46:19,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1902 transitions. [2018-11-18 13:46:19,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 13:46:19,949 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:19,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:19,997 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:46:20,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:20,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1473 states and 1906 transitions. [2018-11-18 13:46:20,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1906 transitions. [2018-11-18 13:46:20,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-18 13:46:20,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:20,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:20,456 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 13:46:21,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:21,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1478 states and 1911 transitions. [2018-11-18 13:46:21,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1911 transitions. [2018-11-18 13:46:21,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-18 13:46:21,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:21,070 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-18 13:46:22,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:22,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1536 states and 1971 transitions. [2018-11-18 13:46:22,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1971 transitions. [2018-11-18 13:46:22,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 13:46:22,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 13:46:23,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:23,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1541 states and 1977 transitions. [2018-11-18 13:46:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1977 transitions. [2018-11-18 13:46:23,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 13:46:23,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:23,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:46:32,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:32,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1586 states and 2041 transitions. [2018-11-18 13:46:32,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 2041 transitions. [2018-11-18 13:46:32,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 13:46:32,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:32,282 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:46:33,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:33,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1609 states and 2064 transitions. [2018-11-18 13:46:33,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2064 transitions. [2018-11-18 13:46:33,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 13:46:33,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:33,987 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:46:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:35,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1616 states and 2072 transitions. [2018-11-18 13:46:35,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2072 transitions. [2018-11-18 13:46:35,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 13:46:35,607 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:35,744 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:46:36,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:36,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1620 states and 2077 transitions. [2018-11-18 13:46:36,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2077 transitions. [2018-11-18 13:46:36,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 13:46:36,649 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:36,772 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:46:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:37,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1629 states and 2086 transitions. [2018-11-18 13:46:37,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2086 transitions. [2018-11-18 13:46:37,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 13:46:37,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:37,643 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 13:46:38,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:38,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1657 states and 2113 transitions. [2018-11-18 13:46:38,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2113 transitions. [2018-11-18 13:46:38,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 13:46:38,973 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:38,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 13:46:40,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:40,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1693 states and 2152 transitions. [2018-11-18 13:46:40,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2152 transitions. [2018-11-18 13:46:40,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-18 13:46:40,478 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:40,516 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 13:46:40,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1703 states and 2161 transitions. [2018-11-18 13:46:40,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2161 transitions. [2018-11-18 13:46:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 13:46:40,916 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:40,973 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 13:46:42,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:42,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1726 states and 2187 transitions. [2018-11-18 13:46:42,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2187 transitions. [2018-11-18 13:46:42,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 13:46:42,047 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:42,089 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-18 13:46:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:43,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1731 states and 2191 transitions. [2018-11-18 13:46:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2191 transitions. [2018-11-18 13:46:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 13:46:43,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:43,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:43,475 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 13:46:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1754 states and 2216 transitions. [2018-11-18 13:46:43,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2216 transitions. [2018-11-18 13:46:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:46:43,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 13:46:46,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:46,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1825 states and 2292 transitions. [2018-11-18 13:46:46,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2292 transitions. [2018-11-18 13:46:46,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:46:46,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:46,199 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 13:46:47,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:47,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1850 states and 2318 transitions. [2018-11-18 13:46:47,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2318 transitions. [2018-11-18 13:46:47,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:46:47,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:47,446 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:46:53,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:53,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 1881 states and 2375 transitions. [2018-11-18 13:46:53,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2375 transitions. [2018-11-18 13:46:53,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:46:53,194 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:53,252 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:46:57,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:46:57,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 1935 states and 2449 transitions. [2018-11-18 13:46:57,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2449 transitions. [2018-11-18 13:46:57,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:46:57,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:46:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:46:57,773 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:00,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:00,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 1974 states and 2494 transitions. [2018-11-18 13:47:00,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 2494 transitions. [2018-11-18 13:47:00,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:47:00,273 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:03,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:03,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2042 states and 2569 transitions. [2018-11-18 13:47:03,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2569 transitions. [2018-11-18 13:47:03,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:47:03,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:03,229 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:06,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:06,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 2073 states and 2604 transitions. [2018-11-18 13:47:06,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 2604 transitions. [2018-11-18 13:47:06,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:47:06,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:06,765 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:08,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:08,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2078 states and 2611 transitions. [2018-11-18 13:47:08,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2611 transitions. [2018-11-18 13:47:08,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:47:08,660 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:08,718 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:11,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 2108 states and 2643 transitions. [2018-11-18 13:47:11,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2643 transitions. [2018-11-18 13:47:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:47:11,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:11,455 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:11,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:11,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2113 states and 2650 transitions. [2018-11-18 13:47:11,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2650 transitions. [2018-11-18 13:47:11,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:47:11,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:12,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:12,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2120 states and 2655 transitions. [2018-11-18 13:47:12,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2655 transitions. [2018-11-18 13:47:12,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:47:12,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:13,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:13,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2129 states and 2662 transitions. [2018-11-18 13:47:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 2662 transitions. [2018-11-18 13:47:13,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:47:13,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:13,769 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:14,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2147 states and 2678 transitions. [2018-11-18 13:47:14,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2678 transitions. [2018-11-18 13:47:14,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-11-18 13:47:14,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-18 13:47:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:15,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2149 states and 2679 transitions. [2018-11-18 13:47:15,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2679 transitions. [2018-11-18 13:47:15,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 13:47:15,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 13:47:15,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:15,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2150 states and 2681 transitions. [2018-11-18 13:47:15,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 2681 transitions. [2018-11-18 13:47:15,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 13:47:15,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:15,790 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 13:47:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:16,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2686 states to 2154 states and 2686 transitions. [2018-11-18 13:47:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 2686 transitions. [2018-11-18 13:47:16,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 13:47:16,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:16,647 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 13:47:18,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:18,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2162 states and 2698 transitions. [2018-11-18 13:47:18,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2698 transitions. [2018-11-18 13:47:18,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 13:47:18,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:18,299 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-18 13:47:19,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:19,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2166 states and 2703 transitions. [2018-11-18 13:47:19,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 2703 transitions. [2018-11-18 13:47:19,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 13:47:19,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:19,093 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-18 13:47:20,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:20,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2176 states and 2715 transitions. [2018-11-18 13:47:20,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 2715 transitions. [2018-11-18 13:47:20,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 13:47:20,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:20,975 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-18 13:47:22,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:22,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2186 states and 2725 transitions. [2018-11-18 13:47:22,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 2725 transitions. [2018-11-18 13:47:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 13:47:22,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:22,823 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-18 13:47:23,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:23,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2187 states and 2725 transitions. [2018-11-18 13:47:23,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 2725 transitions. [2018-11-18 13:47:23,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-18 13:47:23,002 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-18 13:47:23,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:23,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2188 states and 2725 transitions. [2018-11-18 13:47:23,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2725 transitions. [2018-11-18 13:47:23,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 13:47:23,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:23,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:24,435 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 220 proven. 14 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:47:26,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2193 states and 2732 transitions. [2018-11-18 13:47:26,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 2732 transitions. [2018-11-18 13:47:26,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-11-18 13:47:26,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:26,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:27,333 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 220 proven. 14 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 13:47:29,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2747 states to 2208 states and 2747 transitions. [2018-11-18 13:47:29,235 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2747 transitions. [2018-11-18 13:47:29,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-18 13:47:29,236 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:29,297 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-18 13:47:30,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:30,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 2218 states and 2759 transitions. [2018-11-18 13:47:30,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2759 transitions. [2018-11-18 13:47:30,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:47:30,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:32,364 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 13:47:34,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:34,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 2219 states and 2762 transitions. [2018-11-18 13:47:34,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2762 transitions. [2018-11-18 13:47:34,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:47:34,700 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:34,846 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 13:47:35,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:35,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 2223 states and 2767 transitions. [2018-11-18 13:47:35,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 2767 transitions. [2018-11-18 13:47:35,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 13:47:35,867 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:35,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:35,982 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-18 13:47:37,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:37,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 2227 states and 2772 transitions. [2018-11-18 13:47:37,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2772 transitions. [2018-11-18 13:47:37,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 13:47:37,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:37,177 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 13:47:38,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:38,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2237 states and 2785 transitions. [2018-11-18 13:47:38,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2785 transitions. [2018-11-18 13:47:38,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 13:47:38,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:38,536 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 13:47:39,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:39,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 2238 states and 2787 transitions. [2018-11-18 13:47:39,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2787 transitions. [2018-11-18 13:47:39,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 13:47:39,068 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:39,132 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 13:47:40,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:40,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2249 states and 2800 transitions. [2018-11-18 13:47:40,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2800 transitions. [2018-11-18 13:47:40,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 13:47:40,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:40,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:40,245 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 13:47:41,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:41,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2253 states and 2804 transitions. [2018-11-18 13:47:41,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2253 states and 2804 transitions. [2018-11-18 13:47:41,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-11-18 13:47:41,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:41,079 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 13:47:41,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:41,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2257 states and 2808 transitions. [2018-11-18 13:47:41,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2808 transitions. [2018-11-18 13:47:41,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:47:41,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:41,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:42,019 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 13:47:44,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:44,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2269 states and 2832 transitions. [2018-11-18 13:47:44,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2832 transitions. [2018-11-18 13:47:44,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:47:44,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:44,132 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-18 13:47:44,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:44,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 2273 states and 2839 transitions. [2018-11-18 13:47:44,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 2839 transitions. [2018-11-18 13:47:44,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:47:44,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 303 proven. 41 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:47:51,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:51,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2304 states and 2882 transitions. [2018-11-18 13:47:51,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 2882 transitions. [2018-11-18 13:47:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:47:51,291 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:51,371 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 303 proven. 41 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:47:53,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:53,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2312 states and 2895 transitions. [2018-11-18 13:47:53,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 2895 transitions. [2018-11-18 13:47:53,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:47:53,656 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 303 proven. 41 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:47:54,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2317 states and 2900 transitions. [2018-11-18 13:47:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 2900 transitions. [2018-11-18 13:47:54,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 13:47:54,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 303 proven. 41 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:47:54,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:54,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2906 states to 2324 states and 2906 transitions. [2018-11-18 13:47:54,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 2906 transitions. [2018-11-18 13:47:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-18 13:47:54,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:54,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:55,030 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-18 13:47:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:57,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2334 states and 2920 transitions. [2018-11-18 13:47:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 2920 transitions. [2018-11-18 13:47:57,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-18 13:47:57,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2018-11-18 13:47:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2925 states to 2338 states and 2925 transitions. [2018-11-18 13:47:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 2925 transitions. [2018-11-18 13:47:59,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 13:47:59,120 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:47:59,219 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-18 13:47:59,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:47:59,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2342 states and 2930 transitions. [2018-11-18 13:47:59,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 2930 transitions. [2018-11-18 13:47:59,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-18 13:47:59,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:47:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:00,943 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 321 proven. 42 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:48:08,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:08,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2373 states and 2982 transitions. [2018-11-18 13:48:08,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2373 states and 2982 transitions. [2018-11-18 13:48:08,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-18 13:48:08,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:08,763 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 321 proven. 42 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:48:12,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:12,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3008 states to 2394 states and 3008 transitions. [2018-11-18 13:48:12,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 3008 transitions. [2018-11-18 13:48:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-11-18 13:48:12,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:12,899 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 321 proven. 42 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:48:13,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2401 states and 3014 transitions. [2018-11-18 13:48:13,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 3014 transitions. [2018-11-18 13:48:13,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 13:48:13,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:14,448 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 328 proven. 34 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:48:17,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:17,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 2416 states and 3032 transitions. [2018-11-18 13:48:17,482 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 3032 transitions. [2018-11-18 13:48:17,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 13:48:17,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:17,570 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 328 proven. 34 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-18 13:48:20,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:20,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 2441 states and 3055 transitions. [2018-11-18 13:48:20,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 3055 transitions. [2018-11-18 13:48:20,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 13:48:20,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:20,197 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-18 13:48:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:20,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3076 states to 2463 states and 3076 transitions. [2018-11-18 13:48:20,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 3076 transitions. [2018-11-18 13:48:20,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 13:48:20,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:20,609 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-18 13:48:20,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:20,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3077 states to 2465 states and 3077 transitions. [2018-11-18 13:48:20,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 3077 transitions. [2018-11-18 13:48:20,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-18 13:48:20,661 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:20,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:20,719 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-18 13:48:21,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:21,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2474 states and 3086 transitions. [2018-11-18 13:48:21,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 3086 transitions. [2018-11-18 13:48:21,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 13:48:21,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:21,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:21,725 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-18 13:48:22,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:22,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3088 states to 2475 states and 3088 transitions. [2018-11-18 13:48:22,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 3088 transitions. [2018-11-18 13:48:22,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-11-18 13:48:22,551 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:22,591 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-18 13:48:23,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:23,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 2476 states and 3091 transitions. [2018-11-18 13:48:23,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 3091 transitions. [2018-11-18 13:48:23,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-18 13:48:23,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:23,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:23,542 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 263 proven. 10 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-18 13:48:25,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:25,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 2561 states and 3182 transitions. [2018-11-18 13:48:25,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 3182 transitions. [2018-11-18 13:48:25,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-18 13:48:25,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:25,761 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-18 13:48:26,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:26,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 2567 states and 3189 transitions. [2018-11-18 13:48:26,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 3189 transitions. [2018-11-18 13:48:26,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 13:48:26,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 13:48:33,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:33,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3276 states to 2634 states and 3276 transitions. [2018-11-18 13:48:33,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 3276 transitions. [2018-11-18 13:48:33,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 13:48:33,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:33,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:33,678 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2018-11-18 13:48:34,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:34,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3281 states to 2639 states and 3281 transitions. [2018-11-18 13:48:34,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3281 transitions. [2018-11-18 13:48:34,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-18 13:48:34,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:34,257 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 505 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2018-11-18 13:48:35,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:35,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 2644 states and 3286 transitions. [2018-11-18 13:48:35,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 3286 transitions. [2018-11-18 13:48:35,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-18 13:48:35,289 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 431 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2018-11-18 13:48:36,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:48:36,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3295 states to 2654 states and 3295 transitions. [2018-11-18 13:48:36,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3295 transitions. [2018-11-18 13:48:36,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-11-18 13:48:36,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:48:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:48:40,099 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 608 proven. 10 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-18 13:49:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:49:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 2688 states and 3391 transitions. [2018-11-18 13:49:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3391 transitions. [2018-11-18 13:49:01,344 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 13:49:01,344 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 179 iterations. [2018-11-18 13:49:01,350 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 13:49:01,654 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 37 [2018-11-18 13:49:01,852 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 35 [2018-11-18 13:49:02,003 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2018-11-18 13:49:02,251 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 25 [2018-11-18 13:49:02,399 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 37 [2018-11-18 13:49:02,548 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 37 [2018-11-18 13:49:02,761 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 25 [2018-11-18 13:49:02,874 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 34 [2018-11-18 13:49:03,003 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2018-11-18 13:49:03,362 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 37 [2018-11-18 13:49:03,489 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 37 [2018-11-18 13:49:03,655 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 32 [2018-11-18 13:49:03,848 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 37 [2018-11-18 13:49:04,060 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 35 [2018-11-18 13:49:04,190 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2018-11-18 13:49:04,830 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2018-11-18 13:49:05,110 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2018-11-18 13:49:05,270 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 37 [2018-11-18 13:49:05,489 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 34 [2018-11-18 13:49:05,660 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2018-11-18 13:49:05,793 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2018-11-18 13:49:06,100 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 25 [2018-11-18 13:49:06,207 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 30 [2018-11-18 13:49:06,454 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 30 [2018-11-18 13:49:06,698 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 37 [2018-11-18 13:49:07,032 WARN L180 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 46 [2018-11-18 13:49:07,345 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 35 [2018-11-18 13:49:07,518 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 35 [2018-11-18 13:49:07,656 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 35 [2018-11-18 13:49:07,795 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 34 [2018-11-18 13:49:07,921 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 37 [2018-11-18 13:49:07,921 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 13:49:07,923 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-18 13:49:07,928 INFO L579 CodeCheckObserver]: Invariant with dag size 25 [2018-11-18 13:49:07,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:49:07 ImpRootNode [2018-11-18 13:49:07,929 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:49:07,930 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:49:07,930 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:49:07,930 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:49:07,930 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:45:11" (3/4) ... [2018-11-18 13:49:07,933 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 13:49:07,947 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 13:49:07,948 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 13:49:07,949 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-18 13:49:07,950 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-18 13:49:08,025 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_8744936f-fcdd-423b-a9e1-6e8f21c991b7/bin-2019/ukojak/witness.graphml [2018-11-18 13:49:08,025 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:49:08,025 INFO L168 Benchmark]: Toolchain (without parser) took 237953.06 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 956.6 MB in the beginning and 1.9 GB in the end (delta: -978.6 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-18 13:49:08,026 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:49:08,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 341.91 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:08,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 919.0 MB in the beginning and 1.2 GB in the end (delta: -238.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:08,026 INFO L168 Benchmark]: Boogie Preprocessor took 42.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:08,027 INFO L168 Benchmark]: RCFGBuilder took 1250.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 915.4 MB in the end (delta: 239.3 MB). Peak memory consumption was 239.3 MB. Max. memory is 11.5 GB. [2018-11-18 13:49:08,027 INFO L168 Benchmark]: CodeCheck took 236125.80 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 915.4 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-18 13:49:08,027 INFO L168 Benchmark]: Witness Printer took 95.17 ms. Allocated memory is still 4.8 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 4.2 kB). Peak memory consumption was 4.2 kB. Max. memory is 11.5 GB. [2018-11-18 13:49:08,028 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, 199 locations, 1 error locations. SAFE Result, 229.5s OverallTime, 179 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2131469120 SDtfs, 1459937702 SDslu, -623379748 SDs, 0 SdLazy, 282202128 SolverSat, -849572578 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 572.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 216691 GetRequests, 210747 SyntacticMatches, 3936 SemanticMatches, 2008 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2665389 ImplicationChecksByTransitivity, 207.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 21.5s InterpolantComputationTime, 31937 NumberOfCodeBlocks, 31937 NumberOfCodeBlocksAsserted, 178 NumberOfCheckSat, 31759 ConstructedInterpolants, 0 QuantifiedInterpolants, 27387540 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 178 InterpolantComputations, 147 PerfectInterpolantSequences, 34436/35203 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: 566]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((!(a7 == 1) || (((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0)) || !(a16 == 6)) || !(a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((!(a20 == 1) || !(a16 == 6)) || !(a7 == 1)) || (((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 341.91 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 919.0 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 93.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 919.0 MB in the beginning and 1.2 GB in the end (delta: -238.4 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1250.44 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 915.4 MB in the end (delta: 239.3 MB). Peak memory consumption was 239.3 MB. Max. memory is 11.5 GB. * CodeCheck took 236125.80 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.6 GB). Free memory was 915.4 MB in the beginning and 1.9 GB in the end (delta: -1.0 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 95.17 ms. Allocated memory is still 4.8 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 4.2 kB). Peak memory consumption was 4.2 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...