./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/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 f01979d5da4d022026be8efd02bfc41090b6cbce ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 22:03:42,229 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 22:03:42,231 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 22:03:42,242 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 22:03:42,242 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 22:03:42,243 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 22:03:42,244 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 22:03:42,247 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 22:03:42,248 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 22:03:42,249 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 22:03:42,251 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 22:03:42,251 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 22:03:42,252 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 22:03:42,253 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 22:03:42,254 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 22:03:42,255 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 22:03:42,256 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 22:03:42,258 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 22:03:42,260 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 22:03:42,261 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 22:03:42,263 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 22:03:42,264 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 22:03:42,270 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 22:03:42,271 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 22:03:42,271 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 22:03:42,272 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 22:03:42,273 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 22:03:42,273 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 22:03:42,277 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 22:03:42,279 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 22:03:42,279 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 22:03:42,279 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 22:03:42,280 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 22:03:42,280 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 22:03:42,281 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 22:03:42,281 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 22:03:42,282 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 22:03:42,303 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 22:03:42,306 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 22:03:42,307 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 22:03:42,307 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 22:03:42,308 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 22:03:42,308 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 22:03:42,308 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 22:03:42,308 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 22:03:42,308 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 22:03:42,308 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 22:03:42,309 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 22:03:42,309 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 22:03:42,309 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 22:03:42,309 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 22:03:42,309 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 22:03:42,309 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 22:03:42,310 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 22:03:42,310 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 22:03:42,313 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 22:03:42,313 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 22:03:42,314 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 22:03:42,314 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 22:03:42,314 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 22:03:42,315 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 22:03:42,315 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 22:03:42,315 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 22:03:42,315 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 22:03:42,315 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 22:03:42,315 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_d0042d10-e297-434c-9d7c-9e1e71b773df/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 -> f01979d5da4d022026be8efd02bfc41090b6cbce [2018-10-26 22:03:42,358 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 22:03:42,371 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 22:03:42,373 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 22:03:42,374 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 22:03:42,375 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 22:03:42,375 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c [2018-10-26 22:03:42,431 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/data/955bb21a7/36a6b3a0ad2a49c7afdcb44fa8cc6f57/FLAG8b3db3f38 [2018-10-26 22:03:42,928 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 22:03:42,929 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c [2018-10-26 22:03:42,942 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/data/955bb21a7/36a6b3a0ad2a49c7afdcb44fa8cc6f57/FLAG8b3db3f38 [2018-10-26 22:03:42,957 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/data/955bb21a7/36a6b3a0ad2a49c7afdcb44fa8cc6f57 [2018-10-26 22:03:42,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 22:03:42,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 22:03:42,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 22:03:42,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 22:03:42,968 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 22:03:42,969 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:03:42" (1/1) ... [2018-10-26 22:03:42,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79519186 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:42, skipping insertion in model container [2018-10-26 22:03:42,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:03:42" (1/1) ... [2018-10-26 22:03:42,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 22:03:43,063 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 22:03:43,480 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:03:43,485 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 22:03:43,588 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 22:03:43,601 INFO L193 MainTranslator]: Completed translation [2018-10-26 22:03:43,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43 WrapperNode [2018-10-26 22:03:43,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 22:03:43,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 22:03:43,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 22:03:43,603 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 22:03:43,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... [2018-10-26 22:03:43,637 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... [2018-10-26 22:03:43,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 22:03:43,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 22:03:43,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 22:03:43,805 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 22:03:43,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... [2018-10-26 22:03:43,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... [2018-10-26 22:03:43,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... [2018-10-26 22:03:43,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... [2018-10-26 22:03:43,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... [2018-10-26 22:03:43,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... [2018-10-26 22:03:43,873 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... [2018-10-26 22:03:43,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 22:03:43,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 22:03:43,887 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 22:03:43,887 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 22:03:43,888 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:03:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/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 [2018-10-26 22:03:43,963 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 22:03:43,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 22:03:43,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 22:03:49,413 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 22:03:49,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:03:49 BoogieIcfgContainer [2018-10-26 22:03:49,414 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 22:03:49,415 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 22:03:49,415 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 22:03:49,427 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 22:03:49,427 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:03:49" (1/1) ... [2018-10-26 22:03:49,443 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 22:03:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-10-26 22:03:49,489 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-10-26 22:03:49,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-10-26 22:03:49,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:50,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:51,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:51,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2018-10-26 22:03:51,043 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2018-10-26 22:03:51,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 22:03:51,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:51,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:51,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2018-10-26 22:03:51,663 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2018-10-26 22:03:51,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-10-26 22:03:51,665 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:51,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:52,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:52,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 153 states and 256 transitions. [2018-10-26 22:03:52,557 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 256 transitions. [2018-10-26 22:03:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-10-26 22:03:52,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:52,730 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:53,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:53,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2018-10-26 22:03:53,043 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2018-10-26 22:03:53,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-10-26 22:03:53,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:53,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:03:53,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:53,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 159 states and 265 transitions. [2018-10-26 22:03:53,360 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 265 transitions. [2018-10-26 22:03:53,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-10-26 22:03:53,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:53,469 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 22:03:53,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:53,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 172 states and 287 transitions. [2018-10-26 22:03:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 287 transitions. [2018-10-26 22:03:53,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 22:03:53,843 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 187 states and 307 transitions. [2018-10-26 22:03:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 307 transitions. [2018-10-26 22:03:54,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 22:03:54,538 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:54,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 191 states and 312 transitions. [2018-10-26 22:03:54,714 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 312 transitions. [2018-10-26 22:03:54,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 22:03:54,715 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:54,909 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:55,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:55,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 207 states and 336 transitions. [2018-10-26 22:03:55,771 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 336 transitions. [2018-10-26 22:03:55,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-10-26 22:03:55,772 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:55,809 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:56,728 WARN L179 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 31 [2018-10-26 22:03:57,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:57,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 214 states and 346 transitions. [2018-10-26 22:03:57,024 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 346 transitions. [2018-10-26 22:03:57,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 22:03:57,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:57,131 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:57,602 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-26 22:03:58,778 WARN L179 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2018-10-26 22:03:59,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:59,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 372 transitions. [2018-10-26 22:03:59,196 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 372 transitions. [2018-10-26 22:03:59,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 22:03:59,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:03:59,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:03:59,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 231 states and 376 transitions. [2018-10-26 22:03:59,464 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 376 transitions. [2018-10-26 22:03:59,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 22:03:59,465 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:03:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:03:59,560 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:04:00,103 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 22:04:00,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:00,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 242 states and 388 transitions. [2018-10-26 22:04:00,552 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 388 transitions. [2018-10-26 22:04:00,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 22:04:00,553 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:00,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:00,603 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:04:00,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:00,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 245 states and 392 transitions. [2018-10-26 22:04:00,988 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 392 transitions. [2018-10-26 22:04:00,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 22:04:00,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:01,040 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:01,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 254 states and 404 transitions. [2018-10-26 22:04:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 404 transitions. [2018-10-26 22:04:01,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 22:04:01,957 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:03,009 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:04:03,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:03,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 266 states and 422 transitions. [2018-10-26 22:04:03,692 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 422 transitions. [2018-10-26 22:04:03,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 22:04:03,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:03,750 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-10-26 22:04:04,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 267 states and 423 transitions. [2018-10-26 22:04:04,377 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 423 transitions. [2018-10-26 22:04:04,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 22:04:04,379 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:04,409 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:04,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:04,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 278 states and 439 transitions. [2018-10-26 22:04:04,818 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 439 transitions. [2018-10-26 22:04:04,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 22:04:04,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:04,851 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:04:05,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:05,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 290 states and 453 transitions. [2018-10-26 22:04:05,051 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 453 transitions. [2018-10-26 22:04:05,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-10-26 22:04:05,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:05,082 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:04:05,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:05,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 294 states and 458 transitions. [2018-10-26 22:04:05,255 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 458 transitions. [2018-10-26 22:04:05,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-10-26 22:04:05,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:05,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:06,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:06,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 322 states and 495 transitions. [2018-10-26 22:04:06,507 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 495 transitions. [2018-10-26 22:04:06,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 22:04:06,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:06,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:06,545 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 22:04:06,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:06,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 331 states and 503 transitions. [2018-10-26 22:04:06,893 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 503 transitions. [2018-10-26 22:04:06,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 22:04:06,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:06,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:04:07,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:07,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 335 states and 508 transitions. [2018-10-26 22:04:07,133 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 508 transitions. [2018-10-26 22:04:07,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-10-26 22:04:07,135 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:07,171 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:04:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 339 states and 511 transitions. [2018-10-26 22:04:07,513 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 511 transitions. [2018-10-26 22:04:07,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 22:04:07,514 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:07,550 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:08,050 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 22:04:08,498 WARN L179 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-10-26 22:04:09,854 WARN L179 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-10-26 22:04:11,222 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2018-10-26 22:04:11,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:11,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 355 states and 529 transitions. [2018-10-26 22:04:11,783 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 529 transitions. [2018-10-26 22:04:11,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 22:04:11,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:11,818 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:12,359 WARN L179 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-10-26 22:04:13,007 WARN L179 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 19 [2018-10-26 22:04:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:13,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 359 states and 533 transitions. [2018-10-26 22:04:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 533 transitions. [2018-10-26 22:04:13,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 22:04:13,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:13,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:13,162 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 22:04:13,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:13,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 361 states and 535 transitions. [2018-10-26 22:04:13,291 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 535 transitions. [2018-10-26 22:04:13,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-10-26 22:04:13,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:13,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:13,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:13,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 367 states and 549 transitions. [2018-10-26 22:04:13,885 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 549 transitions. [2018-10-26 22:04:13,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 22:04:13,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:13,949 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:14,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:14,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 438 states and 625 transitions. [2018-10-26 22:04:14,675 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 625 transitions. [2018-10-26 22:04:14,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-10-26 22:04:14,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:14,845 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:15,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:15,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 452 states and 645 transitions. [2018-10-26 22:04:15,777 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 645 transitions. [2018-10-26 22:04:15,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 22:04:15,779 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:17,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 466 states and 663 transitions. [2018-10-26 22:04:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 663 transitions. [2018-10-26 22:04:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 22:04:17,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:18,273 WARN L179 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 34 [2018-10-26 22:04:18,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:18,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 476 states and 676 transitions. [2018-10-26 22:04:18,931 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 676 transitions. [2018-10-26 22:04:18,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 22:04:18,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:18,990 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:19,659 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-10-26 22:04:20,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:20,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 486 states and 688 transitions. [2018-10-26 22:04:20,540 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 688 transitions. [2018-10-26 22:04:20,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 22:04:20,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:20,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:20,606 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:21,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:21,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 487 states and 692 transitions. [2018-10-26 22:04:21,354 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 692 transitions. [2018-10-26 22:04:21,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 22:04:21,355 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:21,414 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:21,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:21,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 489 states and 694 transitions. [2018-10-26 22:04:21,682 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 694 transitions. [2018-10-26 22:04:21,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 22:04:21,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:21,729 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 22:04:21,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:21,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 490 states and 697 transitions. [2018-10-26 22:04:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 697 transitions. [2018-10-26 22:04:21,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 22:04:21,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:22,028 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 22:04:23,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:23,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 505 states and 718 transitions. [2018-10-26 22:04:23,009 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 718 transitions. [2018-10-26 22:04:23,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 22:04:23,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:23,233 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 22:04:24,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:24,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 528 states and 748 transitions. [2018-10-26 22:04:24,010 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 748 transitions. [2018-10-26 22:04:24,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 22:04:24,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:24,087 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:24,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:24,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 541 states and 763 transitions. [2018-10-26 22:04:24,756 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 763 transitions. [2018-10-26 22:04:24,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 22:04:24,757 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:24,850 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:25,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:25,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 544 states and 768 transitions. [2018-10-26 22:04:25,218 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 768 transitions. [2018-10-26 22:04:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-26 22:04:25,218 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:26,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:26,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 557 states and 785 transitions. [2018-10-26 22:04:26,001 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 785 transitions. [2018-10-26 22:04:26,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 22:04:26,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:26,032 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:04:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 560 states and 787 transitions. [2018-10-26 22:04:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 787 transitions. [2018-10-26 22:04:26,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 22:04:26,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:26,562 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:27,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:27,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 567 states and 796 transitions. [2018-10-26 22:04:27,234 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 796 transitions. [2018-10-26 22:04:27,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 22:04:27,235 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:27,274 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:27,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:27,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 568 states and 796 transitions. [2018-10-26 22:04:27,502 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 796 transitions. [2018-10-26 22:04:27,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 22:04:27,502 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:27,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:27,666 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:28,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:28,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 585 states and 821 transitions. [2018-10-26 22:04:28,464 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 821 transitions. [2018-10-26 22:04:28,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 22:04:28,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:28,501 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:28,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:28,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 594 states and 831 transitions. [2018-10-26 22:04:28,970 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 831 transitions. [2018-10-26 22:04:28,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 22:04:28,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:28,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:29,008 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:29,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:29,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 595 states and 832 transitions. [2018-10-26 22:04:29,318 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 832 transitions. [2018-10-26 22:04:29,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 22:04:29,319 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:29,352 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:29,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:29,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 597 states and 833 transitions. [2018-10-26 22:04:29,488 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 833 transitions. [2018-10-26 22:04:29,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 22:04:29,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:29,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:29,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 599 states and 834 transitions. [2018-10-26 22:04:29,736 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 834 transitions. [2018-10-26 22:04:29,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 22:04:29,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:29,771 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:29,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:29,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 600 states and 836 transitions. [2018-10-26 22:04:29,790 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 836 transitions. [2018-10-26 22:04:29,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 22:04:29,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:29,899 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:30,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:30,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 607 states and 844 transitions. [2018-10-26 22:04:30,050 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 844 transitions. [2018-10-26 22:04:30,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 22:04:30,051 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:30,083 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:30,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:30,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 609 states and 847 transitions. [2018-10-26 22:04:30,321 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 847 transitions. [2018-10-26 22:04:30,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 22:04:30,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:30,483 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 22:04:31,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:31,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 621 states and 862 transitions. [2018-10-26 22:04:31,388 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 862 transitions. [2018-10-26 22:04:31,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 22:04:31,389 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:31,794 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:33,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:33,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 666 states and 909 transitions. [2018-10-26 22:04:33,880 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 909 transitions. [2018-10-26 22:04:33,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 22:04:33,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:34,291 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:35,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 680 states and 931 transitions. [2018-10-26 22:04:35,018 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 931 transitions. [2018-10-26 22:04:35,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-10-26 22:04:35,018 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:35,086 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-10-26 22:04:35,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 686 states and 942 transitions. [2018-10-26 22:04:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 942 transitions. [2018-10-26 22:04:35,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 22:04:35,294 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:35,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:35,337 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:37,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:37,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 726 states and 995 transitions. [2018-10-26 22:04:37,661 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 995 transitions. [2018-10-26 22:04:37,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 22:04:37,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:37,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:37,876 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 747 states and 1018 transitions. [2018-10-26 22:04:38,668 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1018 transitions. [2018-10-26 22:04:38,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 22:04:38,669 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:38,714 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:40,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:40,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 765 states and 1040 transitions. [2018-10-26 22:04:40,803 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1040 transitions. [2018-10-26 22:04:40,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 22:04:40,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:41,025 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:42,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 786 states and 1060 transitions. [2018-10-26 22:04:42,042 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1060 transitions. [2018-10-26 22:04:42,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 22:04:42,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:42,075 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:42,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:42,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 787 states and 1060 transitions. [2018-10-26 22:04:42,347 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1060 transitions. [2018-10-26 22:04:42,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 22:04:42,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:42,606 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:44,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:44,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 812 states and 1090 transitions. [2018-10-26 22:04:44,494 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1090 transitions. [2018-10-26 22:04:44,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 22:04:44,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:44,547 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:45,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:45,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 820 states and 1097 transitions. [2018-10-26 22:04:45,389 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1097 transitions. [2018-10-26 22:04:45,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-10-26 22:04:45,390 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:45,434 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:04:45,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:45,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 825 states and 1105 transitions. [2018-10-26 22:04:45,524 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1105 transitions. [2018-10-26 22:04:45,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 22:04:45,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 100 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-26 22:04:47,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 838 states and 1119 transitions. [2018-10-26 22:04:47,148 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1119 transitions. [2018-10-26 22:04:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 22:04:47,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:47,185 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:47,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:47,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 845 states and 1128 transitions. [2018-10-26 22:04:47,329 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1128 transitions. [2018-10-26 22:04:47,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 22:04:47,330 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:47,361 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:47,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:47,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 849 states and 1134 transitions. [2018-10-26 22:04:47,528 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1134 transitions. [2018-10-26 22:04:47,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 22:04:47,529 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:47,557 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:47,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 851 states and 1135 transitions. [2018-10-26 22:04:47,973 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1135 transitions. [2018-10-26 22:04:47,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 22:04:47,975 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:48,008 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:51,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:51,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 891 states and 1199 transitions. [2018-10-26 22:04:51,266 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1199 transitions. [2018-10-26 22:04:51,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 22:04:51,267 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:51,307 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:52,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:52,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 910 states and 1226 transitions. [2018-10-26 22:04:52,842 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1226 transitions. [2018-10-26 22:04:52,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 22:04:52,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:52,875 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:54,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 928 states and 1245 transitions. [2018-10-26 22:04:54,125 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1245 transitions. [2018-10-26 22:04:54,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 22:04:54,126 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:54,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:54,166 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:55,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 948 states and 1263 transitions. [2018-10-26 22:04:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1263 transitions. [2018-10-26 22:04:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 22:04:55,364 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:55,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:55,403 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:04:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:56,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 959 states and 1273 transitions. [2018-10-26 22:04:56,336 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1273 transitions. [2018-10-26 22:04:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 22:04:56,338 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:56,706 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-26 22:04:57,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:57,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 960 states and 1276 transitions. [2018-10-26 22:04:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1276 transitions. [2018-10-26 22:04:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 22:04:57,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:57,205 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-26 22:04:58,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:58,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 971 states and 1290 transitions. [2018-10-26 22:04:58,317 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1290 transitions. [2018-10-26 22:04:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-10-26 22:04:58,318 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:58,419 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 103 proven. 1 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-10-26 22:04:59,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:04:59,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 977 states and 1294 transitions. [2018-10-26 22:04:59,049 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1294 transitions. [2018-10-26 22:04:59,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-10-26 22:04:59,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:04:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:04:59,290 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:01,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:01,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 994 states and 1317 transitions. [2018-10-26 22:05:01,993 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 1317 transitions. [2018-10-26 22:05:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 22:05:01,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:02,688 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-10-26 22:05:03,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:03,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1008 states and 1332 transitions. [2018-10-26 22:05:03,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1332 transitions. [2018-10-26 22:05:03,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 22:05:03,858 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:05:05,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:05,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1032 states and 1361 transitions. [2018-10-26 22:05:05,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1361 transitions. [2018-10-26 22:05:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 22:05:05,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:05,149 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:05:05,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:05,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1037 states and 1364 transitions. [2018-10-26 22:05:05,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1364 transitions. [2018-10-26 22:05:05,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 22:05:05,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:05,792 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:05:06,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:06,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1047 states and 1374 transitions. [2018-10-26 22:05:06,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1374 transitions. [2018-10-26 22:05:06,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 22:05:06,191 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:06,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:06,223 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-10-26 22:05:06,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:06,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1064 states and 1391 transitions. [2018-10-26 22:05:06,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 1391 transitions. [2018-10-26 22:05:06,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 22:05:06,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:06,919 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:05:08,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:08,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1075 states and 1404 transitions. [2018-10-26 22:05:08,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 1404 transitions. [2018-10-26 22:05:08,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 22:05:08,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:08,306 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-10-26 22:05:08,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:08,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1078 states and 1407 transitions. [2018-10-26 22:05:08,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1407 transitions. [2018-10-26 22:05:08,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 22:05:08,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:08,404 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:05:08,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:08,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1097 states and 1428 transitions. [2018-10-26 22:05:08,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1428 transitions. [2018-10-26 22:05:08,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 22:05:08,725 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:08,818 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 22:05:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1100 states and 1435 transitions. [2018-10-26 22:05:08,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1435 transitions. [2018-10-26 22:05:08,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 22:05:08,877 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:08,947 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 22:05:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:09,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1105 states and 1440 transitions. [2018-10-26 22:05:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1440 transitions. [2018-10-26 22:05:09,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 22:05:09,256 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:09,339 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 22:05:09,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:09,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1110 states and 1447 transitions. [2018-10-26 22:05:09,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1447 transitions. [2018-10-26 22:05:09,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-10-26 22:05:09,689 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 22:05:10,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:10,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1115 states and 1452 transitions. [2018-10-26 22:05:10,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1452 transitions. [2018-10-26 22:05:10,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-10-26 22:05:10,066 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:10,094 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 22:05:10,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:10,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1124 states and 1464 transitions. [2018-10-26 22:05:10,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1464 transitions. [2018-10-26 22:05:10,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-26 22:05:10,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:10,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:10,711 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:10,911 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 15 [2018-10-26 22:05:11,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:11,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1128 states and 1467 transitions. [2018-10-26 22:05:11,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 1467 transitions. [2018-10-26 22:05:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 22:05:11,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:11,249 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:05:11,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:11,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1147 states and 1488 transitions. [2018-10-26 22:05:11,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1488 transitions. [2018-10-26 22:05:11,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 22:05:11,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:11,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:11,544 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:05:11,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:11,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1152 states and 1494 transitions. [2018-10-26 22:05:11,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1494 transitions. [2018-10-26 22:05:11,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 22:05:11,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 22:05:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:12,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1156 states and 1498 transitions. [2018-10-26 22:05:12,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1498 transitions. [2018-10-26 22:05:12,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 22:05:12,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:12,215 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-10-26 22:05:13,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:13,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1176 states and 1527 transitions. [2018-10-26 22:05:13,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1176 states and 1527 transitions. [2018-10-26 22:05:13,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:05:13,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:13,278 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:14,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 1182 states and 1541 transitions. [2018-10-26 22:05:14,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1541 transitions. [2018-10-26 22:05:14,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:05:14,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:15,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:15,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1194 states and 1556 transitions. [2018-10-26 22:05:15,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1556 transitions. [2018-10-26 22:05:15,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:05:15,245 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:15,304 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:15,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:15,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1196 states and 1557 transitions. [2018-10-26 22:05:15,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1557 transitions. [2018-10-26 22:05:15,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:05:15,569 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:15,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:15,616 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 22:05:15,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:15,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1200 states and 1561 transitions. [2018-10-26 22:05:15,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1561 transitions. [2018-10-26 22:05:15,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:05:15,833 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:05:16,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:16,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1214 states and 1581 transitions. [2018-10-26 22:05:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1581 transitions. [2018-10-26 22:05:16,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-10-26 22:05:16,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:16,776 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:05:17,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:17,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1225 states and 1592 transitions. [2018-10-26 22:05:17,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1592 transitions. [2018-10-26 22:05:17,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-26 22:05:17,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:17,659 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 22:05:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1233 states and 1600 transitions. [2018-10-26 22:05:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1600 transitions. [2018-10-26 22:05:18,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:05:18,531 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:18,574 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 22:05:19,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:19,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1238 states and 1607 transitions. [2018-10-26 22:05:19,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1607 transitions. [2018-10-26 22:05:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:05:19,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 22:05:19,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:19,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1245 states and 1616 transitions. [2018-10-26 22:05:19,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1616 transitions. [2018-10-26 22:05:19,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:05:19,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:19,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:19,751 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 22:05:20,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:20,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1257 states and 1632 transitions. [2018-10-26 22:05:20,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1632 transitions. [2018-10-26 22:05:20,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:05:20,384 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:20,440 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 22:05:20,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:20,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1265 states and 1639 transitions. [2018-10-26 22:05:20,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1639 transitions. [2018-10-26 22:05:20,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:05:20,867 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:20,908 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 22:05:21,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:21,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1270 states and 1644 transitions. [2018-10-26 22:05:21,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1644 transitions. [2018-10-26 22:05:21,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-10-26 22:05:21,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:21,361 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-10-26 22:05:21,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:21,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1275 states and 1649 transitions. [2018-10-26 22:05:21,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1275 states and 1649 transitions. [2018-10-26 22:05:21,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 22:05:21,783 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:21,822 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:05:22,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:22,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1280 states and 1654 transitions. [2018-10-26 22:05:22,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1654 transitions. [2018-10-26 22:05:22,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-10-26 22:05:22,213 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:22,712 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:05:25,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:25,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1314 states and 1693 transitions. [2018-10-26 22:05:25,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1693 transitions. [2018-10-26 22:05:25,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 22:05:25,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:25,544 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-26 22:05:27,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:27,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1349 states and 1735 transitions. [2018-10-26 22:05:27,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1735 transitions. [2018-10-26 22:05:27,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-10-26 22:05:27,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:27,858 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-10-26 22:05:29,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:29,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1367 states and 1755 transitions. [2018-10-26 22:05:29,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1755 transitions. [2018-10-26 22:05:29,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-10-26 22:05:29,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-10-26 22:05:35,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:35,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1420 states and 1810 transitions. [2018-10-26 22:05:35,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1810 transitions. [2018-10-26 22:05:35,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 22:05:35,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:35,926 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 22:05:38,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:38,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1459 states and 1862 transitions. [2018-10-26 22:05:38,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1862 transitions. [2018-10-26 22:05:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 22:05:38,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:38,256 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 22:05:38,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:38,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1468 states and 1869 transitions. [2018-10-26 22:05:38,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1468 states and 1869 transitions. [2018-10-26 22:05:38,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 22:05:38,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:38,939 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 22:05:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:39,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1471 states and 1871 transitions. [2018-10-26 22:05:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1871 transitions. [2018-10-26 22:05:39,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 22:05:39,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:39,679 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:43,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:43,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1497 states and 1912 transitions. [2018-10-26 22:05:43,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1912 transitions. [2018-10-26 22:05:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 22:05:43,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:43,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:43,098 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:45,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:45,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1521 states and 1944 transitions. [2018-10-26 22:05:45,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1944 transitions. [2018-10-26 22:05:45,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 22:05:45,915 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:45,954 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:46,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:46,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1522 states and 1945 transitions. [2018-10-26 22:05:46,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1945 transitions. [2018-10-26 22:05:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 22:05:46,410 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:46,449 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:48,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1537 states and 1962 transitions. [2018-10-26 22:05:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1962 transitions. [2018-10-26 22:05:48,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 22:05:48,219 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:48,257 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:49,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1540 states and 1965 transitions. [2018-10-26 22:05:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1965 transitions. [2018-10-26 22:05:49,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-10-26 22:05:49,112 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:49,150 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-10-26 22:05:49,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1542 states and 1967 transitions. [2018-10-26 22:05:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1967 transitions. [2018-10-26 22:05:49,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:05:49,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:49,638 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-26 22:05:52,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:52,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1603 states and 2032 transitions. [2018-10-26 22:05:52,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2032 transitions. [2018-10-26 22:05:52,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:05:52,482 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-26 22:05:53,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:53,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1630 states and 2059 transitions. [2018-10-26 22:05:53,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2059 transitions. [2018-10-26 22:05:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 22:05:53,509 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:53,583 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-26 22:05:54,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:54,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1639 states and 2068 transitions. [2018-10-26 22:05:54,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2068 transitions. [2018-10-26 22:05:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 22:05:54,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:54,339 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 218 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 22:05:54,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:54,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1649 states and 2080 transitions. [2018-10-26 22:05:54,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2080 transitions. [2018-10-26 22:05:54,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 22:05:54,842 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:54,888 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 22:05:56,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:56,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1665 states and 2096 transitions. [2018-10-26 22:05:56,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2096 transitions. [2018-10-26 22:05:56,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 22:05:56,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:56,339 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 22:05:57,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:57,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1670 states and 2100 transitions. [2018-10-26 22:05:57,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2100 transitions. [2018-10-26 22:05:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 22:05:57,016 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:57,052 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 22:05:57,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:57,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1680 states and 2109 transitions. [2018-10-26 22:05:57,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2109 transitions. [2018-10-26 22:05:57,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-10-26 22:05:57,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:57,320 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 22:05:57,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:57,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1692 states and 2120 transitions. [2018-10-26 22:05:57,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2120 transitions. [2018-10-26 22:05:57,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-10-26 22:05:57,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:05:57,926 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-10-26 22:05:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:05:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1744 states and 2170 transitions. [2018-10-26 22:05:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2170 transitions. [2018-10-26 22:05:59,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 22:05:59,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:05:59,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:06:06,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:06,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1793 states and 2233 transitions. [2018-10-26 22:06:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2233 transitions. [2018-10-26 22:06:06,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 22:06:06,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:06,377 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:06:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:06,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1794 states and 2234 transitions. [2018-10-26 22:06:06,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2234 transitions. [2018-10-26 22:06:06,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 22:06:06,876 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:07,424 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:06:07,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:07,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1795 states and 2235 transitions. [2018-10-26 22:06:07,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 2235 transitions. [2018-10-26 22:06:07,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 22:06:07,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:08,087 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:06:11,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:11,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 1832 states and 2279 transitions. [2018-10-26 22:06:11,055 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2279 transitions. [2018-10-26 22:06:11,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 22:06:11,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:11,117 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-10-26 22:06:11,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:11,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1837 states and 2288 transitions. [2018-10-26 22:06:11,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2288 transitions. [2018-10-26 22:06:11,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 22:06:11,416 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:11,460 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-10-26 22:06:11,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:11,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1841 states and 2291 transitions. [2018-10-26 22:06:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2291 transitions. [2018-10-26 22:06:11,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-10-26 22:06:11,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:11,924 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 153 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-10-26 22:06:12,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:12,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1842 states and 2293 transitions. [2018-10-26 22:06:12,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2293 transitions. [2018-10-26 22:06:12,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 22:06:12,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:12,307 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 195 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 22:06:13,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:13,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1853 states and 2304 transitions. [2018-10-26 22:06:13,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2304 transitions. [2018-10-26 22:06:13,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:06:13,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:13,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:14,604 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 230 proven. 10 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-10-26 22:06:18,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:18,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1879 states and 2341 transitions. [2018-10-26 22:06:18,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2341 transitions. [2018-10-26 22:06:18,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:06:18,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:18,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:19,210 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 230 proven. 10 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-10-26 22:06:19,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:19,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1882 states and 2343 transitions. [2018-10-26 22:06:19,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2343 transitions. [2018-10-26 22:06:19,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:06:19,649 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:19,723 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-26 22:06:20,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:20,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1883 states and 2344 transitions. [2018-10-26 22:06:20,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2344 transitions. [2018-10-26 22:06:20,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-10-26 22:06:20,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:20,150 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-10-26 22:06:20,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:20,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1885 states and 2346 transitions. [2018-10-26 22:06:20,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2346 transitions. [2018-10-26 22:06:20,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 22:06:20,787 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:20,826 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 247 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 22:06:21,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:21,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 1896 states and 2356 transitions. [2018-10-26 22:06:21,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2356 transitions. [2018-10-26 22:06:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 22:06:21,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:21,369 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 22:06:24,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:24,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1922 states and 2398 transitions. [2018-10-26 22:06:24,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2398 transitions. [2018-10-26 22:06:24,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 22:06:24,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:24,092 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 22:06:24,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:24,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 1925 states and 2401 transitions. [2018-10-26 22:06:24,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2401 transitions. [2018-10-26 22:06:24,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 22:06:24,886 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:24,923 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 22:06:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:26,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1936 states and 2413 transitions. [2018-10-26 22:06:26,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2413 transitions. [2018-10-26 22:06:26,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 22:06:26,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:26,169 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-10-26 22:06:27,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:27,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1939 states and 2416 transitions. [2018-10-26 22:06:27,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2416 transitions. [2018-10-26 22:06:27,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 22:06:27,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:27,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:27,067 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-26 22:06:27,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:27,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 1945 states and 2423 transitions. [2018-10-26 22:06:27,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2423 transitions. [2018-10-26 22:06:27,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 22:06:27,109 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:27,147 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-10-26 22:06:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:27,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 1952 states and 2428 transitions. [2018-10-26 22:06:27,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 2428 transitions. [2018-10-26 22:06:27,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 22:06:27,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:27,731 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 22:06:32,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:32,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2032 states and 2519 transitions. [2018-10-26 22:06:32,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2519 transitions. [2018-10-26 22:06:32,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 22:06:32,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:32,665 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 173 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 22:06:32,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:32,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2529 states to 2043 states and 2529 transitions. [2018-10-26 22:06:32,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2529 transitions. [2018-10-26 22:06:32,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 22:06:32,928 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:32,968 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 22:06:33,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:33,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2542 states to 2054 states and 2542 transitions. [2018-10-26 22:06:33,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2542 transitions. [2018-10-26 22:06:33,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 22:06:33,690 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:33,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:33,729 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 22:06:34,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:34,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2064 states and 2552 transitions. [2018-10-26 22:06:34,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2552 transitions. [2018-10-26 22:06:34,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 22:06:34,849 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:34,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:35,088 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 22:06:35,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:35,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2065 states and 2552 transitions. [2018-10-26 22:06:35,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2552 transitions. [2018-10-26 22:06:35,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 22:06:35,341 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:35,380 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 22:06:35,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:35,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2066 states and 2552 transitions. [2018-10-26 22:06:35,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2552 transitions. [2018-10-26 22:06:35,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 22:06:35,627 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:38,004 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 22:06:46,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:46,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2623 states to 2133 states and 2623 transitions. [2018-10-26 22:06:46,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2623 transitions. [2018-10-26 22:06:46,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 22:06:46,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:46,679 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 22:06:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:48,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2157 states and 2646 transitions. [2018-10-26 22:06:48,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2646 transitions. [2018-10-26 22:06:48,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-10-26 22:06:48,598 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:48,641 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-10-26 22:06:49,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:49,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 2162 states and 2652 transitions. [2018-10-26 22:06:49,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2652 transitions. [2018-10-26 22:06:49,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 22:06:49,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:49,296 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-10-26 22:06:49,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:49,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2184 states and 2673 transitions. [2018-10-26 22:06:49,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 2673 transitions. [2018-10-26 22:06:49,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 22:06:49,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:49,512 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 22:06:53,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:53,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 2204 states and 2702 transitions. [2018-10-26 22:06:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 2702 transitions. [2018-10-26 22:06:53,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 22:06:53,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:53,584 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 22:06:57,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:57,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2224 states and 2726 transitions. [2018-10-26 22:06:57,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2726 transitions. [2018-10-26 22:06:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 22:06:57,009 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:57,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:57,061 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 22:06:58,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2231 states and 2732 transitions. [2018-10-26 22:06:58,067 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2732 transitions. [2018-10-26 22:06:58,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 22:06:58,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:58,328 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 22:06:58,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2232 states and 2732 transitions. [2018-10-26 22:06:58,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2732 transitions. [2018-10-26 22:06:58,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-10-26 22:06:58,921 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:58,976 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 22:06:59,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:59,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2233 states and 2733 transitions. [2018-10-26 22:06:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 2733 transitions. [2018-10-26 22:06:59,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-10-26 22:06:59,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:06:59,641 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-26 22:06:59,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:06:59,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 2237 states and 2736 transitions. [2018-10-26 22:06:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2736 transitions. [2018-10-26 22:06:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-10-26 22:06:59,980 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:06:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 190 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-10-26 22:07:01,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:01,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 2313 states and 2816 transitions. [2018-10-26 22:07:01,250 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 2816 transitions. [2018-10-26 22:07:01,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 22:07:01,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:01,592 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2018-10-26 22:07:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:01,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 2314 states and 2816 transitions. [2018-10-26 22:07:01,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 2816 transitions. [2018-10-26 22:07:01,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-10-26 22:07:01,662 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:01,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:02,799 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-10-26 22:07:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:07,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2334 states and 2845 transitions. [2018-10-26 22:07:07,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2334 states and 2845 transitions. [2018-10-26 22:07:07,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-10-26 22:07:07,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:07,153 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-10-26 22:07:07,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:07,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2335 states and 2845 transitions. [2018-10-26 22:07:07,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2845 transitions. [2018-10-26 22:07:07,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-10-26 22:07:07,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:07,353 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-10-26 22:07:08,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:08,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2850 states to 2339 states and 2850 transitions. [2018-10-26 22:07:08,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 2850 transitions. [2018-10-26 22:07:08,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-10-26 22:07:08,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:09,202 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 409 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-10-26 22:07:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:11,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2359 states and 2876 transitions. [2018-10-26 22:07:11,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2876 transitions. [2018-10-26 22:07:11,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-10-26 22:07:11,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:12,032 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-10-26 22:07:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:13,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2370 states and 2892 transitions. [2018-10-26 22:07:13,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 2892 transitions. [2018-10-26 22:07:13,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-10-26 22:07:13,459 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:13,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-10-26 22:07:13,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:13,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2374 states and 2895 transitions. [2018-10-26 22:07:13,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 2895 transitions. [2018-10-26 22:07:13,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-10-26 22:07:13,885 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:13,986 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-10-26 22:07:14,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:14,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2378 states and 2898 transitions. [2018-10-26 22:07:14,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 2898 transitions. [2018-10-26 22:07:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-10-26 22:07:14,676 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:14,766 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-10-26 22:07:15,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:15,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2379 states and 2898 transitions. [2018-10-26 22:07:15,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2898 transitions. [2018-10-26 22:07:15,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-10-26 22:07:15,132 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:15,221 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-10-26 22:07:15,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:15,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2384 states and 2908 transitions. [2018-10-26 22:07:15,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2908 transitions. [2018-10-26 22:07:15,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-10-26 22:07:15,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-10-26 22:07:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2399 states and 2927 transitions. [2018-10-26 22:07:17,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 2927 transitions. [2018-10-26 22:07:17,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-10-26 22:07:17,908 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:17,982 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-10-26 22:07:19,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2407 states and 2935 transitions. [2018-10-26 22:07:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 2935 transitions. [2018-10-26 22:07:19,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-10-26 22:07:19,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-10-26 22:07:19,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2942 states to 2416 states and 2942 transitions. [2018-10-26 22:07:19,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 2942 transitions. [2018-10-26 22:07:19,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-10-26 22:07:19,265 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:19,561 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 387 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-10-26 22:07:20,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:20,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2431 states and 2956 transitions. [2018-10-26 22:07:20,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 2956 transitions. [2018-10-26 22:07:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-10-26 22:07:20,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:22,323 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 584 proven. 6 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-10-26 22:07:27,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3010 states to 2478 states and 3010 transitions. [2018-10-26 22:07:27,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 3010 transitions. [2018-10-26 22:07:27,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-10-26 22:07:27,851 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:27,985 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 584 proven. 6 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-10-26 22:07:28,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:28,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 2487 states and 3019 transitions. [2018-10-26 22:07:28,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 3019 transitions. [2018-10-26 22:07:28,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-26 22:07:28,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:28,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:29,008 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 22:07:29,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:29,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2488 states and 3020 transitions. [2018-10-26 22:07:29,753 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 3020 transitions. [2018-10-26 22:07:29,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-26 22:07:29,755 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:29,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:29,837 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 22:07:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:30,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2491 states and 3023 transitions. [2018-10-26 22:07:30,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 3023 transitions. [2018-10-26 22:07:30,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-26 22:07:30,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:30,393 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 22:07:31,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:31,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 2500 states and 3031 transitions. [2018-10-26 22:07:31,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 3031 transitions. [2018-10-26 22:07:31,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-10-26 22:07:31,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-10-26 22:07:34,122 WARN L179 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-10-26 22:07:34,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:34,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 2505 states and 3035 transitions. [2018-10-26 22:07:34,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 3035 transitions. [2018-10-26 22:07:34,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-10-26 22:07:34,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:34,986 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 22:07:40,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2540 states and 3086 transitions. [2018-10-26 22:07:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 3086 transitions. [2018-10-26 22:07:40,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-10-26 22:07:40,037 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:40,135 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 22:07:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:42,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 2543 states and 3090 transitions. [2018-10-26 22:07:42,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3090 transitions. [2018-10-26 22:07:42,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-10-26 22:07:42,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:42,338 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 22:07:43,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:43,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 2544 states and 3091 transitions. [2018-10-26 22:07:43,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 3091 transitions. [2018-10-26 22:07:43,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-10-26 22:07:43,081 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:43,205 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 22:07:44,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:44,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 2547 states and 3094 transitions. [2018-10-26 22:07:44,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 3094 transitions. [2018-10-26 22:07:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-10-26 22:07:44,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:45,024 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 22:07:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:47,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 2558 states and 3106 transitions. [2018-10-26 22:07:47,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 3106 transitions. [2018-10-26 22:07:47,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-10-26 22:07:47,148 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:47,270 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 22:07:48,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:48,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3109 states to 2561 states and 3109 transitions. [2018-10-26 22:07:48,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 3109 transitions. [2018-10-26 22:07:48,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-10-26 22:07:48,706 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:48,831 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 372 proven. 106 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-10-26 22:07:49,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:49,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 2571 states and 3118 transitions. [2018-10-26 22:07:49,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3118 transitions. [2018-10-26 22:07:49,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 22:07:49,666 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:49,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:49,764 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-10-26 22:07:50,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:50,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3129 states to 2582 states and 3129 transitions. [2018-10-26 22:07:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 2582 states and 3129 transitions. [2018-10-26 22:07:50,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 22:07:50,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-10-26 22:07:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:52,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 2594 states and 3142 transitions. [2018-10-26 22:07:52,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 3142 transitions. [2018-10-26 22:07:52,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 22:07:52,893 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-10-26 22:07:54,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:54,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 2603 states and 3151 transitions. [2018-10-26 22:07:54,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 3151 transitions. [2018-10-26 22:07:54,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 22:07:54,154 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:54,262 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-10-26 22:07:55,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:55,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 2604 states and 3151 transitions. [2018-10-26 22:07:55,033 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 3151 transitions. [2018-10-26 22:07:55,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 22:07:55,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:55,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:55,132 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-10-26 22:07:55,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:07:55,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 2605 states and 3151 transitions. [2018-10-26 22:07:55,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 3151 transitions. [2018-10-26 22:07:55,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 22:07:55,617 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:07:55,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:07:56,555 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-10-26 22:08:03,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 2667 states and 3228 transitions. [2018-10-26 22:08:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3228 transitions. [2018-10-26 22:08:03,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-10-26 22:08:03,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:04,215 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-10-26 22:08:05,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:05,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 2690 states and 3249 transitions. [2018-10-26 22:08:05,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3249 transitions. [2018-10-26 22:08:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-10-26 22:08:05,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:05,755 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-10-26 22:08:09,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:09,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 2718 states and 3289 transitions. [2018-10-26 22:08:09,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3289 transitions. [2018-10-26 22:08:09,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-10-26 22:08:09,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:09,361 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-10-26 22:08:10,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:10,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 2732 states and 3310 transitions. [2018-10-26 22:08:10,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3310 transitions. [2018-10-26 22:08:10,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-10-26 22:08:10,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:10,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-10-26 22:08:11,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:11,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 2738 states and 3317 transitions. [2018-10-26 22:08:11,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2738 states and 3317 transitions. [2018-10-26 22:08:11,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-10-26 22:08:11,646 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:11,716 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-10-26 22:08:12,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:12,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3321 states to 2742 states and 3321 transitions. [2018-10-26 22:08:12,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3321 transitions. [2018-10-26 22:08:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-10-26 22:08:12,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:12,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:12,480 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 22:08:13,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:13,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 2755 states and 3335 transitions. [2018-10-26 22:08:13,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3335 transitions. [2018-10-26 22:08:13,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-10-26 22:08:13,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 22:08:14,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:14,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3347 states to 2767 states and 3347 transitions. [2018-10-26 22:08:14,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2767 states and 3347 transitions. [2018-10-26 22:08:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-10-26 22:08:14,926 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:14,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:15,010 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 22:08:15,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:15,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 2769 states and 3348 transitions. [2018-10-26 22:08:15,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2769 states and 3348 transitions. [2018-10-26 22:08:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-10-26 22:08:15,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:15,209 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 462 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2018-10-26 22:08:15,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:15,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 2775 states and 3354 transitions. [2018-10-26 22:08:15,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 3354 transitions. [2018-10-26 22:08:15,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-10-26 22:08:15,857 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:15,966 INFO L134 CoverageAnalysis]: Checked inductivity of 687 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2018-10-26 22:08:19,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:19,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 2816 states and 3395 transitions. [2018-10-26 22:08:19,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 3395 transitions. [2018-10-26 22:08:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-10-26 22:08:19,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:20,323 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 484 proven. 42 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-10-26 22:08:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:25,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3474 states to 2887 states and 3474 transitions. [2018-10-26 22:08:25,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 3474 transitions. [2018-10-26 22:08:25,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-10-26 22:08:25,937 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:26,070 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 484 proven. 42 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-10-26 22:08:28,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:28,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 2892 states and 3480 transitions. [2018-10-26 22:08:28,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 3480 transitions. [2018-10-26 22:08:28,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-10-26 22:08:28,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:28,564 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 481 proven. 134 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-10-26 22:08:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:29,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 2893 states and 3480 transitions. [2018-10-26 22:08:29,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2893 states and 3480 transitions. [2018-10-26 22:08:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-10-26 22:08:29,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:29,851 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-10-26 22:08:30,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:30,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 2915 states and 3502 transitions. [2018-10-26 22:08:30,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 3502 transitions. [2018-10-26 22:08:30,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-10-26 22:08:30,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:30,125 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-10-26 22:08:30,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:30,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 2924 states and 3510 transitions. [2018-10-26 22:08:30,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 3510 transitions. [2018-10-26 22:08:30,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-10-26 22:08:30,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:30,701 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-10-26 22:08:31,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:31,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3514 states to 2929 states and 3514 transitions. [2018-10-26 22:08:31,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 3514 transitions. [2018-10-26 22:08:31,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-10-26 22:08:31,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:31,258 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2018-10-26 22:08:31,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3522 states to 2938 states and 3522 transitions. [2018-10-26 22:08:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 3522 transitions. [2018-10-26 22:08:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-10-26 22:08:31,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:31,457 INFO L134 CoverageAnalysis]: Checked inductivity of 805 backedges. 540 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-10-26 22:08:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 2948 states and 3530 transitions. [2018-10-26 22:08:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2948 states and 3530 transitions. [2018-10-26 22:08:31,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-10-26 22:08:31,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 22:08:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 22:08:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 754 backedges. 608 proven. 10 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-10-26 22:08:54,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 22:08:54,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 2905 states and 3512 transitions. [2018-10-26 22:08:54,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 3512 transitions. [2018-10-26 22:08:54,874 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 22:08:54,874 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 220 iterations. [2018-10-26 22:08:54,886 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 22:08:55,104 WARN L179 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 29 [2018-10-26 22:08:55,248 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-10-26 22:08:55,465 WARN L179 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2018-10-26 22:08:55,606 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 29 [2018-10-26 22:08:55,772 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-10-26 22:08:55,933 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 33 [2018-10-26 22:08:56,101 WARN L179 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 24 [2018-10-26 22:08:56,946 WARN L179 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-10-26 22:08:57,181 WARN L179 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 36 [2018-10-26 22:08:57,490 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 24 [2018-10-26 22:08:57,659 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-10-26 22:08:57,894 WARN L179 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 36 [2018-10-26 22:08:58,177 WARN L179 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 36 [2018-10-26 22:08:58,403 WARN L179 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 36 [2018-10-26 22:08:58,648 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 31 [2018-10-26 22:08:58,912 WARN L179 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 36 [2018-10-26 22:08:59,039 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2018-10-26 22:08:59,204 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-10-26 22:08:59,351 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-10-26 22:08:59,542 WARN L179 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 29 [2018-10-26 22:08:59,971 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-10-26 22:09:00,106 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2018-10-26 22:09:00,286 WARN L179 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-10-26 22:09:00,669 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-10-26 22:09:00,936 WARN L179 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 36 [2018-10-26 22:09:01,209 WARN L179 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-10-26 22:09:01,426 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 33 [2018-10-26 22:09:01,591 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-10-26 22:09:01,895 WARN L179 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 24 [2018-10-26 22:09:02,106 WARN L179 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 29 [2018-10-26 22:09:02,280 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 29 [2018-10-26 22:09:02,519 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 29 [2018-10-26 22:09:02,727 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-10-26 22:09:02,931 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-10-26 22:09:03,109 WARN L179 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 36 [2018-10-26 22:09:03,284 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 29 [2018-10-26 22:09:03,399 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 29 [2018-10-26 22:09:03,575 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 34 [2018-10-26 22:09:03,755 WARN L179 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-10-26 22:09:03,921 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 34 [2018-10-26 22:09:04,080 WARN L179 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 33 [2018-10-26 22:09:04,319 WARN L179 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-10-26 22:09:04,319 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 22:09:04,322 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-10-26 22:09:04,330 INFO L582 CodeCheckObserver]: Invariant with dag size 24 [2018-10-26 22:09:04,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 10:09:04 ImpRootNode [2018-10-26 22:09:04,331 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 22:09:04,331 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 22:09:04,331 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 22:09:04,331 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 22:09:04,332 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:03:49" (3/4) ... [2018-10-26 22:09:04,342 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 22:09:04,364 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 102 nodes and edges [2018-10-26 22:09:04,366 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-10-26 22:09:04,368 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-10-26 22:09:04,369 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-10-26 22:09:04,499 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_d0042d10-e297-434c-9d7c-9e1e71b773df/bin-2019/ukojak/witness.graphml [2018-10-26 22:09:04,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 22:09:04,500 INFO L168 Benchmark]: Toolchain (without parser) took 321538.80 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 958.0 MB in the beginning and 1.4 GB in the end (delta: -460.0 MB). Peak memory consumption was 3.2 GB. Max. memory is 11.5 GB. [2018-10-26 22:09:04,500 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 22:09:04,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.21 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 931.2 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-10-26 22:09:04,501 INFO L168 Benchmark]: Boogie Procedure Inliner took 201.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 931.2 MB in the beginning and 1.1 GB in the end (delta: -205.6 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-10-26 22:09:04,501 INFO L168 Benchmark]: Boogie Preprocessor took 81.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-10-26 22:09:04,501 INFO L168 Benchmark]: RCFGBuilder took 5528.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 908.4 MB in the end (delta: 220.3 MB). Peak memory consumption was 220.3 MB. Max. memory is 11.5 GB. [2018-10-26 22:09:04,502 INFO L168 Benchmark]: CodeCheck took 314915.86 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 908.4 MB in the beginning and 1.4 GB in the end (delta: -509.6 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-10-26 22:09:04,507 INFO L168 Benchmark]: Witness Printer took 167.66 ms. Allocated memory is still 4.7 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 5.6 kB). Peak memory consumption was 5.6 kB. Max. memory is 11.5 GB. [2018-10-26 22:09:04,509 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, 305.4s OverallTime, 220 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2659344 SDtfs, 209857856 SDslu, 21274756 SDs, 0 SdLazy, -1610770044 SolverSat, 21332080 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1487.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 285259 GetRequests, 280165 SyntacticMatches, 3010 SemanticMatches, 2084 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3004436 ImplicationChecksByTransitivity, 269.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 31.7s InterpolantComputationTime, 43062 NumberOfCodeBlocks, 43062 NumberOfCodeBlocksAsserted, 219 NumberOfCheckSat, 42843 ConstructedInterpolants, 0 QuantifiedInterpolants, 27687082 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 219 InterpolantComputations, 182 PerfectInterpolantSequences, 55386/56993 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: 491]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a17 <= 0) && a12 == 8) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 639.21 ms. Allocated memory is still 1.0 GB. Free memory was 958.0 MB in the beginning and 931.2 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 201.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 931.2 MB in the beginning and 1.1 GB in the end (delta: -205.6 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 81.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5528.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 908.4 MB in the end (delta: 220.3 MB). Peak memory consumption was 220.3 MB. Max. memory is 11.5 GB. * CodeCheck took 314915.86 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 908.4 MB in the beginning and 1.4 GB in the end (delta: -509.6 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 167.66 ms. Allocated memory is still 4.7 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 5.6 kB). Peak memory consumption was 5.6 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...