./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/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 e52247c97e0196dba144205e35fb286f9d95e245 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 18:00:13,460 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 18:00:13,461 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 18:00:13,467 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 18:00:13,467 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 18:00:13,468 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 18:00:13,469 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 18:00:13,470 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 18:00:13,471 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 18:00:13,472 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 18:00:13,472 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 18:00:13,473 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 18:00:13,473 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 18:00:13,474 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 18:00:13,474 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 18:00:13,475 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 18:00:13,475 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 18:00:13,476 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 18:00:13,477 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 18:00:13,478 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 18:00:13,481 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 18:00:13,482 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 18:00:13,483 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 18:00:13,483 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 18:00:13,483 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 18:00:13,483 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 18:00:13,484 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 18:00:13,484 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 18:00:13,485 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 18:00:13,486 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 18:00:13,486 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 18:00:13,486 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 18:00:13,487 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 18:00:13,487 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 18:00:13,487 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 18:00:13,488 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 18:00:13,488 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 18:00:13,496 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 18:00:13,496 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 18:00:13,497 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 18:00:13,497 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 18:00:13,498 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 18:00:13,498 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 18:00:13,498 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 18:00:13,498 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 18:00:13,498 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 18:00:13,498 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 18:00:13,498 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 18:00:13,499 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 18:00:13,499 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 18:00:13,499 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 18:00:13,499 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 18:00:13,499 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 18:00:13,499 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 18:00:13,499 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 18:00:13,500 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 18:00:13,500 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 18:00:13,500 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 18:00:13,500 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 18:00:13,500 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:00:13,500 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 18:00:13,500 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 18:00:13,501 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 18:00:13,501 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 18:00:13,501 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 18:00:13,501 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 18:00:13,501 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_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/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 -> e52247c97e0196dba144205e35fb286f9d95e245 [2018-11-18 18:00:13,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 18:00:13,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 18:00:13,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 18:00:13,538 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 18:00:13,538 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 18:00:13,539 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-11-18 18:00:13,582 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/data/19f838fec/2bd2bd7d233145a292cf64b43ee33da3/FLAGe3c824690 [2018-11-18 18:00:14,039 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 18:00:14,039 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-11-18 18:00:14,048 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/data/19f838fec/2bd2bd7d233145a292cf64b43ee33da3/FLAGe3c824690 [2018-11-18 18:00:14,061 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/data/19f838fec/2bd2bd7d233145a292cf64b43ee33da3 [2018-11-18 18:00:14,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 18:00:14,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 18:00:14,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 18:00:14,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 18:00:14,066 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 18:00:14,066 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3275144b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14, skipping insertion in model container [2018-11-18 18:00:14,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 18:00:14,114 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 18:00:14,360 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:00:14,364 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 18:00:14,428 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 18:00:14,440 INFO L195 MainTranslator]: Completed translation [2018-11-18 18:00:14,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14 WrapperNode [2018-11-18 18:00:14,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 18:00:14,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 18:00:14,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 18:00:14,441 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 18:00:14,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,507 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,544 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 18:00:14,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 18:00:14,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 18:00:14,545 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 18:00:14,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,582 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... [2018-11-18 18:00:14,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 18:00:14,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 18:00:14,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 18:00:14,587 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 18:00:14,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:00:14" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 18:00:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 18:00:14,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 18:00:14,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 18:00:16,428 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 18:00:16,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:00:16 BoogieIcfgContainer [2018-11-18 18:00:16,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 18:00:16,429 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 18:00:16,429 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 18:00:16,439 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 18:00:16,440 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:00:16" (1/1) ... [2018-11-18 18:00:16,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 18:00:16,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:16,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-11-18 18:00:16,486 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-11-18 18:00:16,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-18 18:00:16,490 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:16,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:17,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:17,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 165 states and 262 transitions. [2018-11-18 18:00:17,154 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 262 transitions. [2018-11-18 18:00:17,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 18:00:17,157 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:17,254 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:17,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 170 states and 270 transitions. [2018-11-18 18:00:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 270 transitions. [2018-11-18 18:00:17,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 18:00:17,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:17,425 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:17,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:17,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 176 states and 281 transitions. [2018-11-18 18:00:17,509 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 281 transitions. [2018-11-18 18:00:17,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 18:00:17,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:17,548 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:17,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 183 states and 294 transitions. [2018-11-18 18:00:17,703 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 294 transitions. [2018-11-18 18:00:17,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 18:00:17,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:17,786 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:17,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:17,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 188 states and 303 transitions. [2018-11-18 18:00:17,970 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 303 transitions. [2018-11-18 18:00:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 18:00:17,971 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:17,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:17,989 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:18,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 191 states and 306 transitions. [2018-11-18 18:00:18,005 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 306 transitions. [2018-11-18 18:00:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 18:00:18,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,024 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:18,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 196 states and 312 transitions. [2018-11-18 18:00:18,118 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 312 transitions. [2018-11-18 18:00:18,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 18:00:18,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 18:00:18,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 201 states and 318 transitions. [2018-11-18 18:00:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 318 transitions. [2018-11-18 18:00:18,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 18:00:18,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,226 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:18,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 204 states and 321 transitions. [2018-11-18 18:00:18,242 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 321 transitions. [2018-11-18 18:00:18,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 18:00:18,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,262 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:18,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 205 states and 322 transitions. [2018-11-18 18:00:18,278 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 322 transitions. [2018-11-18 18:00:18,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 18:00:18,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,295 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:18,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 206 states and 323 transitions. [2018-11-18 18:00:18,310 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 323 transitions. [2018-11-18 18:00:18,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 18:00:18,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:18,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 211 states and 329 transitions. [2018-11-18 18:00:18,402 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 329 transitions. [2018-11-18 18:00:18,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-18 18:00:18,403 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:00:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 216 states and 335 transitions. [2018-11-18 18:00:18,518 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 335 transitions. [2018-11-18 18:00:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-18 18:00:18,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,555 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:18,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 223 states and 342 transitions. [2018-11-18 18:00:18,609 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 342 transitions. [2018-11-18 18:00:18,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 18:00:18,610 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,646 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:18,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:18,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 243 states and 365 transitions. [2018-11-18 18:00:18,879 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 365 transitions. [2018-11-18 18:00:18,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 18:00:18,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:18,902 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:19,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:19,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 262 states and 387 transitions. [2018-11-18 18:00:19,043 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 387 transitions. [2018-11-18 18:00:19,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 18:00:19,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:19,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:19,065 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:19,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:19,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 266 states and 393 transitions. [2018-11-18 18:00:19,158 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 393 transitions. [2018-11-18 18:00:19,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 18:00:19,159 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:19,175 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:19,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 268 states and 395 transitions. [2018-11-18 18:00:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 395 transitions. [2018-11-18 18:00:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 18:00:19,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:19,230 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 286 states and 414 transitions. [2018-11-18 18:00:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 414 transitions. [2018-11-18 18:00:19,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 18:00:19,474 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:19,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:19,565 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:19,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:19,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 291 states and 424 transitions. [2018-11-18 18:00:19,733 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 424 transitions. [2018-11-18 18:00:19,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-18 18:00:19,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:19,783 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:19,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:19,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 300 states and 436 transitions. [2018-11-18 18:00:19,902 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 436 transitions. [2018-11-18 18:00:19,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-18 18:00:19,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:20,081 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:20,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:20,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 333 states and 477 transitions. [2018-11-18 18:00:20,685 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 477 transitions. [2018-11-18 18:00:20,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 18:00:20,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:20,718 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 18:00:20,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 336 states and 480 transitions. [2018-11-18 18:00:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 480 transitions. [2018-11-18 18:00:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-18 18:00:20,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:21,003 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:21,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:21,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 361 states and 515 transitions. [2018-11-18 18:00:21,628 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 515 transitions. [2018-11-18 18:00:21,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 18:00:21,629 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:21,677 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:21,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:21,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 368 states and 528 transitions. [2018-11-18 18:00:21,792 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 528 transitions. [2018-11-18 18:00:21,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 18:00:21,793 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:21,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:21,835 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:21,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:21,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 374 states and 535 transitions. [2018-11-18 18:00:21,905 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 535 transitions. [2018-11-18 18:00:21,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 18:00:21,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:21,943 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:22,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:22,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 375 states and 535 transitions. [2018-11-18 18:00:22,010 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 535 transitions. [2018-11-18 18:00:22,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-18 18:00:22,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:22,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:22,035 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:22,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:22,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 380 states and 541 transitions. [2018-11-18 18:00:22,199 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 541 transitions. [2018-11-18 18:00:22,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 18:00:22,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:22,223 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:00:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:22,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 396 states and 558 transitions. [2018-11-18 18:00:22,393 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 558 transitions. [2018-11-18 18:00:22,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 18:00:22,394 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:22,419 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:22,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:22,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 398 states and 559 transitions. [2018-11-18 18:00:22,520 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 559 transitions. [2018-11-18 18:00:22,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 18:00:22,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 18:00:23,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 429 states and 596 transitions. [2018-11-18 18:00:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 596 transitions. [2018-11-18 18:00:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-18 18:00:23,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:23,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:23,515 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:23,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:23,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 440 states and 616 transitions. [2018-11-18 18:00:23,871 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 616 transitions. [2018-11-18 18:00:23,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 18:00:23,872 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:23,918 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:23,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:23,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 447 states and 626 transitions. [2018-11-18 18:00:23,958 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 626 transitions. [2018-11-18 18:00:23,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 18:00:23,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:23,983 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:24,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:24,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 448 states and 626 transitions. [2018-11-18 18:00:24,088 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 626 transitions. [2018-11-18 18:00:24,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-18 18:00:24,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 18:00:24,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:24,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 455 states and 634 transitions. [2018-11-18 18:00:24,359 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 634 transitions. [2018-11-18 18:00:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 18:00:24,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:24,416 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:24,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:24,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 458 states and 637 transitions. [2018-11-18 18:00:24,433 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 637 transitions. [2018-11-18 18:00:24,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 18:00:24,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:24,456 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:00:24,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:24,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 468 states and 647 transitions. [2018-11-18 18:00:24,582 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 647 transitions. [2018-11-18 18:00:24,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 18:00:24,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:24,607 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 18:00:25,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:25,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 480 states and 672 transitions. [2018-11-18 18:00:25,043 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 672 transitions. [2018-11-18 18:00:25,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 18:00:25,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 18:00:25,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:25,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 497 states and 692 transitions. [2018-11-18 18:00:25,366 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 692 transitions. [2018-11-18 18:00:25,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 18:00:25,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:25,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:25,422 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 498 states and 693 transitions. [2018-11-18 18:00:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 693 transitions. [2018-11-18 18:00:25,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 18:00:25,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 18:00:25,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:25,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 513 states and 711 transitions. [2018-11-18 18:00:25,735 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 711 transitions. [2018-11-18 18:00:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 18:00:25,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:25,771 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-18 18:00:25,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:25,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 514 states and 711 transitions. [2018-11-18 18:00:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 711 transitions. [2018-11-18 18:00:25,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-18 18:00:25,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:25,929 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:26,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:26,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 532 states and 734 transitions. [2018-11-18 18:00:26,338 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 734 transitions. [2018-11-18 18:00:26,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-18 18:00:26,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:26,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:26,355 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:26,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 541 states and 744 transitions. [2018-11-18 18:00:26,435 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 744 transitions. [2018-11-18 18:00:26,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 18:00:26,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:26,450 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:26,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:26,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 556 states and 764 transitions. [2018-11-18 18:00:26,715 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 764 transitions. [2018-11-18 18:00:26,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 18:00:26,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:26,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 18:00:26,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:26,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 561 states and 770 transitions. [2018-11-18 18:00:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 770 transitions. [2018-11-18 18:00:26,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 18:00:26,902 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:26,916 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:26,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:26,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 564 states and 773 transitions. [2018-11-18 18:00:26,933 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 773 transitions. [2018-11-18 18:00:26,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 18:00:26,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:26,959 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 569 states and 778 transitions. [2018-11-18 18:00:27,165 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 778 transitions. [2018-11-18 18:00:27,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-18 18:00:27,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:27,189 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:27,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 570 states and 779 transitions. [2018-11-18 18:00:27,210 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 779 transitions. [2018-11-18 18:00:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-18 18:00:27,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:27,276 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:27,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:27,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 590 states and 803 transitions. [2018-11-18 18:00:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 803 transitions. [2018-11-18 18:00:27,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 18:00:27,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:27,861 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 18:00:27,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:27,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 592 states and 804 transitions. [2018-11-18 18:00:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 804 transitions. [2018-11-18 18:00:27,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 18:00:27,933 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:27,948 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:27,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:27,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 599 states and 812 transitions. [2018-11-18 18:00:27,976 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 812 transitions. [2018-11-18 18:00:27,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:00:27,977 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:28,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 601 states and 813 transitions. [2018-11-18 18:00:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 813 transitions. [2018-11-18 18:00:28,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:00:28,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:28,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:28,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 615 states and 826 transitions. [2018-11-18 18:00:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 826 transitions. [2018-11-18 18:00:28,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-18 18:00:28,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:28,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:28,708 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:31,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 738 states and 959 transitions. [2018-11-18 18:00:31,467 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 959 transitions. [2018-11-18 18:00:31,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 18:00:31,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:31,492 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:31,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:31,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 741 states and 961 transitions. [2018-11-18 18:00:31,595 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 961 transitions. [2018-11-18 18:00:31,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 18:00:31,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:31,621 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:31,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:31,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 746 states and 967 transitions. [2018-11-18 18:00:31,844 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 967 transitions. [2018-11-18 18:00:31,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 18:00:31,845 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:32,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:32,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 760 states and 982 transitions. [2018-11-18 18:00:32,214 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 982 transitions. [2018-11-18 18:00:32,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:00:32,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:32,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:32,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:32,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 763 states and 989 transitions. [2018-11-18 18:00:32,254 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 989 transitions. [2018-11-18 18:00:32,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:00:32,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:32,272 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:32,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:32,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 765 states and 990 transitions. [2018-11-18 18:00:32,420 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 990 transitions. [2018-11-18 18:00:32,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 18:00:32,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:32,440 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:32,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:32,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 767 states and 991 transitions. [2018-11-18 18:00:32,595 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 991 transitions. [2018-11-18 18:00:32,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-18 18:00:32,595 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:32,647 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:33,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:33,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 795 states and 1024 transitions. [2018-11-18 18:00:33,388 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1024 transitions. [2018-11-18 18:00:33,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 18:00:33,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:33,422 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:33,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:33,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 812 states and 1052 transitions. [2018-11-18 18:00:33,718 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1052 transitions. [2018-11-18 18:00:33,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 18:00:33,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:33,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 814 states and 1053 transitions. [2018-11-18 18:00:33,907 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1053 transitions. [2018-11-18 18:00:33,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 18:00:33,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:33,961 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:34,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:34,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 816 states and 1054 transitions. [2018-11-18 18:00:34,093 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1054 transitions. [2018-11-18 18:00:34,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 18:00:34,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:34,124 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:34,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:34,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 828 states and 1065 transitions. [2018-11-18 18:00:34,355 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1065 transitions. [2018-11-18 18:00:34,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 18:00:34,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:34,378 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:00:34,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:34,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 835 states and 1079 transitions. [2018-11-18 18:00:34,682 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1079 transitions. [2018-11-18 18:00:34,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-18 18:00:34,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:34,719 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 18:00:35,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:35,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 844 states and 1090 transitions. [2018-11-18 18:00:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1090 transitions. [2018-11-18 18:00:35,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 18:00:35,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:35,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:35,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 866 states and 1114 transitions. [2018-11-18 18:00:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1114 transitions. [2018-11-18 18:00:35,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-18 18:00:35,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:35,921 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:36,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:36,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 888 states and 1137 transitions. [2018-11-18 18:00:36,541 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1137 transitions. [2018-11-18 18:00:36,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 18:00:36,542 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:36,577 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 81 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 18:00:36,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:36,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 901 states and 1150 transitions. [2018-11-18 18:00:36,676 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1150 transitions. [2018-11-18 18:00:36,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 18:00:36,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:37,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:37,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 918 states and 1171 transitions. [2018-11-18 18:00:37,088 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1171 transitions. [2018-11-18 18:00:37,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-18 18:00:37,088 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:37,115 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:00:37,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:37,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 920 states and 1173 transitions. [2018-11-18 18:00:37,143 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1173 transitions. [2018-11-18 18:00:37,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 18:00:37,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:37,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:37,163 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:37,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:37,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 947 states and 1206 transitions. [2018-11-18 18:00:37,819 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1206 transitions. [2018-11-18 18:00:37,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 18:00:37,820 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:37,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:38,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:38,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 969 states and 1229 transitions. [2018-11-18 18:00:38,361 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1229 transitions. [2018-11-18 18:00:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 18:00:38,362 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:38,667 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:41,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:41,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 1036 states and 1313 transitions. [2018-11-18 18:00:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1313 transitions. [2018-11-18 18:00:41,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 18:00:41,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:41,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:41,170 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:42,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:42,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1059 states and 1339 transitions. [2018-11-18 18:00:42,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1339 transitions. [2018-11-18 18:00:42,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 18:00:42,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:43,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:43,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 1098 states and 1386 transitions. [2018-11-18 18:00:43,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1098 states and 1386 transitions. [2018-11-18 18:00:43,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 18:00:43,523 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:43,580 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:44,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:44,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1103 states and 1392 transitions. [2018-11-18 18:00:44,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 1392 transitions. [2018-11-18 18:00:44,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 18:00:44,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:44,096 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:44,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:44,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1115 states and 1407 transitions. [2018-11-18 18:00:44,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 1407 transitions. [2018-11-18 18:00:44,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 18:00:44,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:44,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:44,553 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 18:00:44,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:44,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1133 states and 1430 transitions. [2018-11-18 18:00:44,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1430 transitions. [2018-11-18 18:00:44,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 18:00:44,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:44,880 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1153 states and 1457 transitions. [2018-11-18 18:00:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 1457 transitions. [2018-11-18 18:00:45,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 18:00:45,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:45,170 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:45,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:45,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1160 states and 1464 transitions. [2018-11-18 18:00:45,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1464 transitions. [2018-11-18 18:00:45,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 18:00:45,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:45,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:45,352 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:45,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:45,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1168 states and 1473 transitions. [2018-11-18 18:00:45,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1473 transitions. [2018-11-18 18:00:45,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 18:00:45,479 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:45,703 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:47,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:47,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1227 states and 1539 transitions. [2018-11-18 18:00:47,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1539 transitions. [2018-11-18 18:00:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 18:00:47,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:47,099 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:47,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:47,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1237 states and 1550 transitions. [2018-11-18 18:00:47,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1550 transitions. [2018-11-18 18:00:47,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 18:00:47,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:47,919 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:00:50,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:50,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1296 states and 1627 transitions. [2018-11-18 18:00:50,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1627 transitions. [2018-11-18 18:00:50,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 18:00:50,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:50,721 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:00:52,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1319 states and 1655 transitions. [2018-11-18 18:00:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1655 transitions. [2018-11-18 18:00:52,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 18:00:52,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:52,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:52,107 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:52,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:52,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1322 states and 1658 transitions. [2018-11-18 18:00:52,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1658 transitions. [2018-11-18 18:00:52,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-11-18 18:00:52,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:52,149 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 18:00:52,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:52,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1324 states and 1661 transitions. [2018-11-18 18:00:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1661 transitions. [2018-11-18 18:00:52,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 18:00:52,171 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:52,192 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 18:00:52,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:52,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1334 states and 1673 transitions. [2018-11-18 18:00:52,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1673 transitions. [2018-11-18 18:00:52,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 18:00:52,938 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:52,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:52,959 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-18 18:00:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1683 states to 1344 states and 1683 transitions. [2018-11-18 18:00:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1683 transitions. [2018-11-18 18:00:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 18:00:53,642 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:53,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:53,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1345 states and 1689 transitions. [2018-11-18 18:00:53,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1689 transitions. [2018-11-18 18:00:53,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 18:00:53,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:53,745 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:53,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:53,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1348 states and 1692 transitions. [2018-11-18 18:00:53,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1692 transitions. [2018-11-18 18:00:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 18:00:53,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:53,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:53,949 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:54,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1351 states and 1694 transitions. [2018-11-18 18:00:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1694 transitions. [2018-11-18 18:00:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 18:00:54,080 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:54,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:54,155 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:54,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:54,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1364 states and 1709 transitions. [2018-11-18 18:00:54,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1709 transitions. [2018-11-18 18:00:54,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 18:00:54,944 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:55,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:55,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 1371 states and 1722 transitions. [2018-11-18 18:00:55,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 1722 transitions. [2018-11-18 18:00:55,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 18:00:55,562 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:55,602 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 18:00:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:56,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1400 states and 1756 transitions. [2018-11-18 18:00:56,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1756 transitions. [2018-11-18 18:00:56,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 18:00:56,266 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:56,305 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 18:00:56,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:56,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 1410 states and 1765 transitions. [2018-11-18 18:00:56,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1765 transitions. [2018-11-18 18:00:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-18 18:00:56,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 18:00:56,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:56,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1413 states and 1767 transitions. [2018-11-18 18:00:56,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1767 transitions. [2018-11-18 18:00:56,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 18:00:56,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:56,675 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 18:00:56,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1417 states and 1770 transitions. [2018-11-18 18:00:56,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1417 states and 1770 transitions. [2018-11-18 18:00:56,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 18:00:56,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:56,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:56,948 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-18 18:00:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:57,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1423 states and 1776 transitions. [2018-11-18 18:00:57,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1776 transitions. [2018-11-18 18:00:57,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 18:00:57,510 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:57,546 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:58,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:58,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1791 states to 1439 states and 1791 transitions. [2018-11-18 18:00:58,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1791 transitions. [2018-11-18 18:00:58,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-18 18:00:58,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:58,074 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:00:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1443 states and 1794 transitions. [2018-11-18 18:00:58,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1794 transitions. [2018-11-18 18:00:58,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 18:00:58,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:58,320 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:00:58,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:58,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1460 states and 1812 transitions. [2018-11-18 18:00:58,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1812 transitions. [2018-11-18 18:00:58,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-11-18 18:00:58,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:58,791 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:00:59,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:59,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1470 states and 1821 transitions. [2018-11-18 18:00:59,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1821 transitions. [2018-11-18 18:00:59,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 18:00:59,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:59,086 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 18:00:59,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:59,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1488 states and 1840 transitions. [2018-11-18 18:00:59,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 1840 transitions. [2018-11-18 18:00:59,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 18:00:59,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:59,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:59,804 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 18:00:59,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:00:59,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1494 states and 1849 transitions. [2018-11-18 18:00:59,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1849 transitions. [2018-11-18 18:00:59,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 18:00:59,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:00:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:00:59,898 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 18:01:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1499 states and 1854 transitions. [2018-11-18 18:01:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 1854 transitions. [2018-11-18 18:01:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 18:01:00,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:00,096 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 18:01:00,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:00,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1500 states and 1857 transitions. [2018-11-18 18:01:00,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1857 transitions. [2018-11-18 18:01:00,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 18:01:00,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 18:01:00,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:00,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1504 states and 1861 transitions. [2018-11-18 18:01:00,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1861 transitions. [2018-11-18 18:01:00,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 18:01:00,630 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:00,658 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 18:01:00,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:00,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1508 states and 1865 transitions. [2018-11-18 18:01:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 1865 transitions. [2018-11-18 18:01:00,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 18:01:00,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:00,952 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-18 18:01:01,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:01,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1513 states and 1870 transitions. [2018-11-18 18:01:01,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1870 transitions. [2018-11-18 18:01:01,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 18:01:01,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:01,104 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:01,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:01,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1531 states and 1887 transitions. [2018-11-18 18:01:01,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1887 transitions. [2018-11-18 18:01:01,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 18:01:01,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:01,367 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 18:01:01,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:01,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1542 states and 1902 transitions. [2018-11-18 18:01:01,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1902 transitions. [2018-11-18 18:01:01,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-18 18:01:01,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:01,782 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 18:01:02,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:02,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1550 states and 1909 transitions. [2018-11-18 18:01:02,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1909 transitions. [2018-11-18 18:01:02,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:02,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:02,036 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:03,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1575 states and 1941 transitions. [2018-11-18 18:01:03,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1941 transitions. [2018-11-18 18:01:03,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:03,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:03,056 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:03,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:03,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1588 states and 1954 transitions. [2018-11-18 18:01:03,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1954 transitions. [2018-11-18 18:01:03,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:03,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:03,579 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:04,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:04,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1608 states and 1976 transitions. [2018-11-18 18:01:04,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 1976 transitions. [2018-11-18 18:01:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:04,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:04,411 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:04,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:04,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1619 states and 1989 transitions. [2018-11-18 18:01:04,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 1989 transitions. [2018-11-18 18:01:04,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:04,914 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:04,938 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:05,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:05,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1629 states and 1999 transitions. [2018-11-18 18:01:05,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 1999 transitions. [2018-11-18 18:01:05,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:05,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:06,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:06,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1638 states and 2007 transitions. [2018-11-18 18:01:06,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2007 transitions. [2018-11-18 18:01:06,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:06,160 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:06,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:06,192 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:06,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1644 states and 2012 transitions. [2018-11-18 18:01:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 2012 transitions. [2018-11-18 18:01:06,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:06,449 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:06,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:06,473 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:06,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1653 states and 2022 transitions. [2018-11-18 18:01:06,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2022 transitions. [2018-11-18 18:01:06,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:06,915 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:06,939 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:07,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:07,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1657 states and 2026 transitions. [2018-11-18 18:01:07,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2026 transitions. [2018-11-18 18:01:07,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:07,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:07,214 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:07,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:07,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1666 states and 2037 transitions. [2018-11-18 18:01:07,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2037 transitions. [2018-11-18 18:01:07,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-18 18:01:07,598 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:07,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:07,622 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 18:01:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1670 states and 2041 transitions. [2018-11-18 18:01:07,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2041 transitions. [2018-11-18 18:01:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 18:01:07,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:07,917 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 124 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 18:01:08,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:08,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1671 states and 2054 transitions. [2018-11-18 18:01:08,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 2054 transitions. [2018-11-18 18:01:08,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-11-18 18:01:08,239 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 18:01:08,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:08,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1681 states and 2069 transitions. [2018-11-18 18:01:08,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2069 transitions. [2018-11-18 18:01:08,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 18:01:08,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:08,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:08,718 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:01:08,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:08,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1685 states and 2081 transitions. [2018-11-18 18:01:08,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2081 transitions. [2018-11-18 18:01:08,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 18:01:08,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:08,968 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:01:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1688 states and 2083 transitions. [2018-11-18 18:01:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2083 transitions. [2018-11-18 18:01:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 18:01:09,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:09,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:09,198 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:01:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:09,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1689 states and 2083 transitions. [2018-11-18 18:01:09,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2083 transitions. [2018-11-18 18:01:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 18:01:09,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:09,384 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:01:09,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:09,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1693 states and 2086 transitions. [2018-11-18 18:01:09,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2086 transitions. [2018-11-18 18:01:09,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-18 18:01:09,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:09,828 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 18:01:09,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1695 states and 2088 transitions. [2018-11-18 18:01:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2088 transitions. [2018-11-18 18:01:09,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 18:01:09,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:09,904 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 18:01:09,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:09,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1696 states and 2088 transitions. [2018-11-18 18:01:09,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2088 transitions. [2018-11-18 18:01:09,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 18:01:09,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:09,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:01:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:09,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1697 states and 2088 transitions. [2018-11-18 18:01:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2088 transitions. [2018-11-18 18:01:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 18:01:09,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:10,006 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:01:10,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:10,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1693 states and 2083 transitions. [2018-11-18 18:01:10,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2083 transitions. [2018-11-18 18:01:10,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 18:01:10,243 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:10,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:10,268 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:01:10,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:10,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1699 states and 2088 transitions. [2018-11-18 18:01:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2088 transitions. [2018-11-18 18:01:10,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 18:01:10,486 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:10,511 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:01:10,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:10,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1705 states and 2093 transitions. [2018-11-18 18:01:10,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2093 transitions. [2018-11-18 18:01:10,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 18:01:10,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:10,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 18:01:10,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:10,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1711 states and 2098 transitions. [2018-11-18 18:01:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 2098 transitions. [2018-11-18 18:01:10,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 18:01:10,954 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:10,980 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 18:01:11,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:11,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1716 states and 2102 transitions. [2018-11-18 18:01:11,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2102 transitions. [2018-11-18 18:01:11,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-11-18 18:01:11,105 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:11,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:11,130 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-11-18 18:01:11,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:11,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1721 states and 2109 transitions. [2018-11-18 18:01:11,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2109 transitions. [2018-11-18 18:01:11,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:11,836 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:11,871 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:12,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:12,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1725 states and 2112 transitions. [2018-11-18 18:01:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2112 transitions. [2018-11-18 18:01:12,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:12,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:12,417 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:13,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:13,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1734 states and 2119 transitions. [2018-11-18 18:01:13,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2119 transitions. [2018-11-18 18:01:13,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:13,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:13,109 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:13,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:13,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1743 states and 2128 transitions. [2018-11-18 18:01:13,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2128 transitions. [2018-11-18 18:01:13,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:13,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:13,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:13,509 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:13,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:13,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1747 states and 2131 transitions. [2018-11-18 18:01:13,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2131 transitions. [2018-11-18 18:01:13,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:13,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:13,972 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:14,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:14,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1751 states and 2134 transitions. [2018-11-18 18:01:14,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2134 transitions. [2018-11-18 18:01:14,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:14,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:14,456 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:14,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:14,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1755 states and 2137 transitions. [2018-11-18 18:01:14,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2137 transitions. [2018-11-18 18:01:14,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:14,590 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:14,625 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:15,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1759 states and 2140 transitions. [2018-11-18 18:01:15,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2140 transitions. [2018-11-18 18:01:15,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:15,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:15,063 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:15,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:15,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1768 states and 2149 transitions. [2018-11-18 18:01:15,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2149 transitions. [2018-11-18 18:01:15,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:15,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:15,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1772 states and 2152 transitions. [2018-11-18 18:01:15,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2152 transitions. [2018-11-18 18:01:15,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-11-18 18:01:15,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:15,776 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:15,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:15,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1776 states and 2155 transitions. [2018-11-18 18:01:15,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2155 transitions. [2018-11-18 18:01:15,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 18:01:15,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:16,017 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 18:01:16,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:16,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1779 states and 2159 transitions. [2018-11-18 18:01:16,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2159 transitions. [2018-11-18 18:01:16,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-18 18:01:16,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:16,067 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:01:16,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:16,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1787 states and 2166 transitions. [2018-11-18 18:01:16,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2166 transitions. [2018-11-18 18:01:16,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 18:01:16,398 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:16,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:16,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1789 states and 2167 transitions. [2018-11-18 18:01:16,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2167 transitions. [2018-11-18 18:01:16,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 18:01:16,624 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:16,658 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 130 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 18:01:16,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:16,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1808 states and 2188 transitions. [2018-11-18 18:01:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2188 transitions. [2018-11-18 18:01:16,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 18:01:16,998 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:17,031 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 130 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 18:01:17,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:17,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1813 states and 2194 transitions. [2018-11-18 18:01:17,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2194 transitions. [2018-11-18 18:01:17,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-18 18:01:17,596 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:17,630 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 130 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-18 18:01:17,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:17,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1817 states and 2198 transitions. [2018-11-18 18:01:17,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2198 transitions. [2018-11-18 18:01:17,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 18:01:17,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:17,821 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 119 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-18 18:01:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:18,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1839 states and 2224 transitions. [2018-11-18 18:01:18,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2224 transitions. [2018-11-18 18:01:18,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:18,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:18,454 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:19,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:19,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1896 states and 2296 transitions. [2018-11-18 18:01:19,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2296 transitions. [2018-11-18 18:01:19,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:19,886 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:21,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:21,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1927 states and 2339 transitions. [2018-11-18 18:01:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2339 transitions. [2018-11-18 18:01:21,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:21,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:23,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:23,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 1964 states and 2382 transitions. [2018-11-18 18:01:23,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2382 transitions. [2018-11-18 18:01:23,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:23,044 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:23,070 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:23,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 1987 states and 2410 transitions. [2018-11-18 18:01:23,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2410 transitions. [2018-11-18 18:01:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:23,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:23,944 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:24,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:24,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2024 states and 2456 transitions. [2018-11-18 18:01:24,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2456 transitions. [2018-11-18 18:01:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:24,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:24,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 2027 states and 2459 transitions. [2018-11-18 18:01:24,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2459 transitions. [2018-11-18 18:01:24,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:24,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:24,777 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:25,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:25,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2030 states and 2462 transitions. [2018-11-18 18:01:25,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2462 transitions. [2018-11-18 18:01:25,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:25,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:25,133 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:25,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:25,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2033 states and 2464 transitions. [2018-11-18 18:01:25,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2464 transitions. [2018-11-18 18:01:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:25,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:25,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2036 states and 2467 transitions. [2018-11-18 18:01:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2467 transitions. [2018-11-18 18:01:25,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 18:01:25,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:25,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:25,776 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 18:01:26,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:26,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 2039 states and 2469 transitions. [2018-11-18 18:01:26,061 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2469 transitions. [2018-11-18 18:01:26,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 18:01:26,062 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:26,104 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 135 proven. 15 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:26,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:26,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2065 states and 2495 transitions. [2018-11-18 18:01:26,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2495 transitions. [2018-11-18 18:01:26,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-18 18:01:26,473 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:26,515 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 135 proven. 15 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:26,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:26,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2066 states and 2495 transitions. [2018-11-18 18:01:26,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2495 transitions. [2018-11-18 18:01:26,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 18:01:26,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:26,579 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 18:01:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:26,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2075 states and 2503 transitions. [2018-11-18 18:01:26,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2503 transitions. [2018-11-18 18:01:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 18:01:26,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-11-18 18:01:27,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:27,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2084 states and 2511 transitions. [2018-11-18 18:01:27,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 2511 transitions. [2018-11-18 18:01:27,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-18 18:01:27,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:27,113 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 123 proven. 4 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 18:01:27,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2089 states and 2515 transitions. [2018-11-18 18:01:27,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2515 transitions. [2018-11-18 18:01:27,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 18:01:27,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:27,415 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:27,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2095 states and 2521 transitions. [2018-11-18 18:01:27,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2521 transitions. [2018-11-18 18:01:27,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 18:01:27,456 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:27,488 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:28,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:28,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2100 states and 2527 transitions. [2018-11-18 18:01:28,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2527 transitions. [2018-11-18 18:01:28,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 18:01:28,142 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-18 18:01:28,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:28,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2104 states and 2531 transitions. [2018-11-18 18:01:28,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2531 transitions. [2018-11-18 18:01:28,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 18:01:28,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:28,546 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:01:28,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:28,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2126 states and 2553 transitions. [2018-11-18 18:01:28,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2553 transitions. [2018-11-18 18:01:28,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 18:01:28,919 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:28,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:28,946 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:01:29,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:29,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2133 states and 2559 transitions. [2018-11-18 18:01:29,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2559 transitions. [2018-11-18 18:01:29,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 18:01:29,287 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:29,314 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:01:29,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:29,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2136 states and 2562 transitions. [2018-11-18 18:01:29,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2562 transitions. [2018-11-18 18:01:29,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 18:01:29,659 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:29,685 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-18 18:01:30,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:30,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2143 states and 2568 transitions. [2018-11-18 18:01:30,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 2568 transitions. [2018-11-18 18:01:30,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-18 18:01:30,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:30,113 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 18:01:30,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:30,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2147 states and 2572 transitions. [2018-11-18 18:01:30,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2572 transitions. [2018-11-18 18:01:30,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-18 18:01:30,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:30,432 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-18 18:01:30,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:30,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2151 states and 2576 transitions. [2018-11-18 18:01:30,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2576 transitions. [2018-11-18 18:01:30,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:01:30,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:31,385 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:01:32,552 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2018-11-18 18:01:33,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:33,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2185 states and 2610 transitions. [2018-11-18 18:01:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 2610 transitions. [2018-11-18 18:01:33,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:01:33,453 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:33,561 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 18:01:34,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:34,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2632 states to 2208 states and 2632 transitions. [2018-11-18 18:01:34,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 2632 transitions. [2018-11-18 18:01:34,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:01:34,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:34,223 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 18:01:34,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2219 states and 2642 transitions. [2018-11-18 18:01:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 2642 transitions. [2018-11-18 18:01:34,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 18:01:34,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:34,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:34,837 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 18:01:35,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:35,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2222 states and 2645 transitions. [2018-11-18 18:01:35,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2645 transitions. [2018-11-18 18:01:35,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 18:01:35,133 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:35,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:35,160 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 18:01:35,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:35,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2224 states and 2646 transitions. [2018-11-18 18:01:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 2646 transitions. [2018-11-18 18:01:35,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-18 18:01:35,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:35,872 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 18:01:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:38,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2296 states and 2717 transitions. [2018-11-18 18:01:38,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 2717 transitions. [2018-11-18 18:01:38,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-18 18:01:38,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-11-18 18:01:40,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:40,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2376 states and 2799 transitions. [2018-11-18 18:01:40,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2376 states and 2799 transitions. [2018-11-18 18:01:40,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 18:01:40,734 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:40,800 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:01:41,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:41,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2379 states and 2801 transitions. [2018-11-18 18:01:41,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2801 transitions. [2018-11-18 18:01:41,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 18:01:41,061 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:41,121 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:01:41,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:41,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 2401 states and 2823 transitions. [2018-11-18 18:01:41,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 2823 transitions. [2018-11-18 18:01:41,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 18:01:41,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:41,984 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:01:43,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:43,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2430 states and 2862 transitions. [2018-11-18 18:01:43,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 2862 transitions. [2018-11-18 18:01:43,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 18:01:43,393 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:43,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:01:44,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:44,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2435 states and 2866 transitions. [2018-11-18 18:01:44,146 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 2866 transitions. [2018-11-18 18:01:44,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-11-18 18:01:44,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:44,200 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 18:01:44,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:44,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2437 states and 2867 transitions. [2018-11-18 18:01:44,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2867 transitions. [2018-11-18 18:01:44,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-18 18:01:44,563 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:45,622 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 18:01:47,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:47,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 2458 states and 2896 transitions. [2018-11-18 18:01:47,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 2896 transitions. [2018-11-18 18:01:47,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-11-18 18:01:47,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:47,987 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 18:01:48,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:48,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2460 states and 2897 transitions. [2018-11-18 18:01:48,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2897 transitions. [2018-11-18 18:01:48,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 18:01:48,042 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:48,107 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 18:01:49,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2935 states to 2492 states and 2935 transitions. [2018-11-18 18:01:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 2935 transitions. [2018-11-18 18:01:49,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 18:01:49,732 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:49,901 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 18:01:52,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:52,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2523 states and 2965 transitions. [2018-11-18 18:01:52,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2523 states and 2965 transitions. [2018-11-18 18:01:52,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 18:01:52,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 18:01:53,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2980 states to 2538 states and 2980 transitions. [2018-11-18 18:01:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2538 states and 2980 transitions. [2018-11-18 18:01:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 18:01:53,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:53,738 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 18:01:54,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:54,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2542 states and 2983 transitions. [2018-11-18 18:01:54,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 2983 transitions. [2018-11-18 18:01:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 18:01:54,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:54,466 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 18:01:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:55,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2546 states and 2986 transitions. [2018-11-18 18:01:55,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 2986 transitions. [2018-11-18 18:01:55,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 18:01:55,077 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-11-18 18:01:55,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:55,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2989 states to 2550 states and 2989 transitions. [2018-11-18 18:01:55,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 2989 transitions. [2018-11-18 18:01:55,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-18 18:01:55,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:55,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:56,288 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 18:01:57,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:01:57,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2557 states and 2998 transitions. [2018-11-18 18:01:57,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 2998 transitions. [2018-11-18 18:01:57,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 18:01:57,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:01:57,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:01:58,566 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 18:02:00,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:00,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2579 states and 3022 transitions. [2018-11-18 18:02:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 3022 transitions. [2018-11-18 18:02:00,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 18:02:00,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:00,891 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 18:02:02,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:02,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3068 states to 2625 states and 3068 transitions. [2018-11-18 18:02:02,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 3068 transitions. [2018-11-18 18:02:02,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-11-18 18:02:02,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:02,219 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 18:02:02,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2636 states and 3078 transitions. [2018-11-18 18:02:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3078 transitions. [2018-11-18 18:02:02,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 18:02:02,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:02,702 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 18:02:03,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:03,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 2643 states and 3089 transitions. [2018-11-18 18:02:03,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2643 states and 3089 transitions. [2018-11-18 18:02:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-18 18:02:03,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:03,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:03,803 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 18:02:04,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:04,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 2645 states and 3090 transitions. [2018-11-18 18:02:04,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 3090 transitions. [2018-11-18 18:02:04,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:04,191 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:04,261 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:07,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:07,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 2689 states and 3153 transitions. [2018-11-18 18:02:07,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 3153 transitions. [2018-11-18 18:02:07,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:07,701 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:07,792 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:10,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:10,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 2744 states and 3225 transitions. [2018-11-18 18:02:10,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2744 states and 3225 transitions. [2018-11-18 18:02:10,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:10,219 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:10,301 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:13,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:13,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 2791 states and 3292 transitions. [2018-11-18 18:02:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 3292 transitions. [2018-11-18 18:02:13,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:13,347 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:13,422 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:14,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:14,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 2818 states and 3323 transitions. [2018-11-18 18:02:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2818 states and 3323 transitions. [2018-11-18 18:02:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:14,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:14,793 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:17,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:17,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 2838 states and 3358 transitions. [2018-11-18 18:02:17,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 3358 transitions. [2018-11-18 18:02:17,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:17,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:17,241 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:19,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 2882 states and 3416 transitions. [2018-11-18 18:02:19,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 3416 transitions. [2018-11-18 18:02:19,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:19,693 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:19,776 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:20,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 2897 states and 3430 transitions. [2018-11-18 18:02:20,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 3430 transitions. [2018-11-18 18:02:20,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:20,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:20,995 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:21,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:21,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 2900 states and 3432 transitions. [2018-11-18 18:02:21,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3432 transitions. [2018-11-18 18:02:21,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:21,436 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:21,507 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:21,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:21,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 2905 states and 3437 transitions. [2018-11-18 18:02:21,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 3437 transitions. [2018-11-18 18:02:21,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:21,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:21,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:21,632 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:22,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 2910 states and 3442 transitions. [2018-11-18 18:02:22,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 3442 transitions. [2018-11-18 18:02:22,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:22,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:22,162 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:23,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:23,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 2920 states and 3452 transitions. [2018-11-18 18:02:23,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 3452 transitions. [2018-11-18 18:02:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:23,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:23,165 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:24,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 2934 states and 3467 transitions. [2018-11-18 18:02:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 3467 transitions. [2018-11-18 18:02:24,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:24,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:24,210 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:25,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 2952 states and 3485 transitions. [2018-11-18 18:02:25,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2952 states and 3485 transitions. [2018-11-18 18:02:25,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:25,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:25,596 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:26,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:26,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 2955 states and 3488 transitions. [2018-11-18 18:02:26,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2955 states and 3488 transitions. [2018-11-18 18:02:26,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:26,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:26,159 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:26,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 2958 states and 3490 transitions. [2018-11-18 18:02:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2958 states and 3490 transitions. [2018-11-18 18:02:26,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:26,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:27,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:27,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 2965 states and 3496 transitions. [2018-11-18 18:02:27,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 3496 transitions. [2018-11-18 18:02:27,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:27,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:27,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:27,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 2968 states and 3499 transitions. [2018-11-18 18:02:27,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2968 states and 3499 transitions. [2018-11-18 18:02:27,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:27,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:27,927 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:28,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 2978 states and 3508 transitions. [2018-11-18 18:02:28,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2978 states and 3508 transitions. [2018-11-18 18:02:28,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:28,863 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:28,948 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:29,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 2988 states and 3518 transitions. [2018-11-18 18:02:29,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 3518 transitions. [2018-11-18 18:02:29,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:29,865 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:29,941 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:30,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 2997 states and 3528 transitions. [2018-11-18 18:02:30,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2997 states and 3528 transitions. [2018-11-18 18:02:30,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:30,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:30,787 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:31,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:31,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3531 states to 3000 states and 3531 transitions. [2018-11-18 18:02:31,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3000 states and 3531 transitions. [2018-11-18 18:02:31,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:31,300 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:31,374 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:31,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:31,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3003 states and 3533 transitions. [2018-11-18 18:02:31,825 INFO L276 IsEmpty]: Start isEmpty. Operand 3003 states and 3533 transitions. [2018-11-18 18:02:31,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:31,826 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:31,897 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:32,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:32,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3006 states and 3535 transitions. [2018-11-18 18:02:32,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 3535 transitions. [2018-11-18 18:02:32,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:32,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:32,459 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:33,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:33,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3007 states and 3535 transitions. [2018-11-18 18:02:33,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 3535 transitions. [2018-11-18 18:02:33,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:33,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:33,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:33,078 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:33,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:33,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 3010 states and 3539 transitions. [2018-11-18 18:02:33,544 INFO L276 IsEmpty]: Start isEmpty. Operand 3010 states and 3539 transitions. [2018-11-18 18:02:33,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:33,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:33,618 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:34,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:34,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3017 states and 3545 transitions. [2018-11-18 18:02:34,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3017 states and 3545 transitions. [2018-11-18 18:02:34,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:34,182 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:34,270 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:35,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:35,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3564 states to 3033 states and 3564 transitions. [2018-11-18 18:02:35,720 INFO L276 IsEmpty]: Start isEmpty. Operand 3033 states and 3564 transitions. [2018-11-18 18:02:35,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:35,721 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:35,800 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:36,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:36,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 3037 states and 3567 transitions. [2018-11-18 18:02:36,264 INFO L276 IsEmpty]: Start isEmpty. Operand 3037 states and 3567 transitions. [2018-11-18 18:02:36,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:36,267 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:36,373 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:37,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:37,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 3051 states and 3581 transitions. [2018-11-18 18:02:37,344 INFO L276 IsEmpty]: Start isEmpty. Operand 3051 states and 3581 transitions. [2018-11-18 18:02:37,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:37,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:38,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:38,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 3052 states and 3581 transitions. [2018-11-18 18:02:38,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3052 states and 3581 transitions. [2018-11-18 18:02:38,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:38,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:38,188 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:38,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 3055 states and 3584 transitions. [2018-11-18 18:02:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3055 states and 3584 transitions. [2018-11-18 18:02:38,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:38,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:38,756 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:39,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:39,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 3064 states and 3593 transitions. [2018-11-18 18:02:39,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 3593 transitions. [2018-11-18 18:02:39,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:39,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:39,682 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:40,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:40,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3593 states to 3065 states and 3593 transitions. [2018-11-18 18:02:40,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 3593 transitions. [2018-11-18 18:02:40,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:40,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:40,288 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:41,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:41,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3602 states to 3074 states and 3602 transitions. [2018-11-18 18:02:41,167 INFO L276 IsEmpty]: Start isEmpty. Operand 3074 states and 3602 transitions. [2018-11-18 18:02:41,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:41,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:41,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:41,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3605 states to 3078 states and 3605 transitions. [2018-11-18 18:02:41,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 3605 transitions. [2018-11-18 18:02:41,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:41,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:41,804 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3082 states and 3608 transitions. [2018-11-18 18:02:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3608 transitions. [2018-11-18 18:02:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:42,270 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:42,342 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:42,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:42,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3083 states and 3608 transitions. [2018-11-18 18:02:42,896 INFO L276 IsEmpty]: Start isEmpty. Operand 3083 states and 3608 transitions. [2018-11-18 18:02:42,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:42,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:42,969 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:43,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:43,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3084 states and 3608 transitions. [2018-11-18 18:02:43,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 3608 transitions. [2018-11-18 18:02:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-18 18:02:43,024 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:43,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:43,099 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-18 18:02:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:43,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3085 states and 3608 transitions. [2018-11-18 18:02:43,630 INFO L276 IsEmpty]: Start isEmpty. Operand 3085 states and 3608 transitions. [2018-11-18 18:02:43,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 18:02:43,631 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:45,194 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:02:48,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3156 states and 3682 transitions. [2018-11-18 18:02:48,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3156 states and 3682 transitions. [2018-11-18 18:02:48,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 18:02:48,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:48,294 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:02:48,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:48,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3159 states and 3684 transitions. [2018-11-18 18:02:48,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 3684 transitions. [2018-11-18 18:02:48,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-18 18:02:48,707 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:48,831 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 18:02:49,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3160 states and 3684 transitions. [2018-11-18 18:02:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 3684 transitions. [2018-11-18 18:02:49,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 18:02:49,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:49,237 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 18:02:49,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:49,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 3171 states and 3693 transitions. [2018-11-18 18:02:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 3171 states and 3693 transitions. [2018-11-18 18:02:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 18:02:49,325 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:49,396 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 18:02:49,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3192 states and 3713 transitions. [2018-11-18 18:02:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 3713 transitions. [2018-11-18 18:02:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 18:02:49,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:49,832 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 18:02:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:50,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3719 states to 3199 states and 3719 transitions. [2018-11-18 18:02:50,406 INFO L276 IsEmpty]: Start isEmpty. Operand 3199 states and 3719 transitions. [2018-11-18 18:02:50,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-18 18:02:50,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:50,490 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 18:02:50,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:50,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3218 states and 3736 transitions. [2018-11-18 18:02:50,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 3736 transitions. [2018-11-18 18:02:50,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 18:02:50,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:02:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:50,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3737 states to 3220 states and 3737 transitions. [2018-11-18 18:02:50,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 3737 transitions. [2018-11-18 18:02:50,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 18:02:50,931 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-11-18 18:02:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:51,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3223 states and 3740 transitions. [2018-11-18 18:02:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3223 states and 3740 transitions. [2018-11-18 18:02:51,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-11-18 18:02:51,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:51,679 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-18 18:02:51,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:51,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3224 states and 3740 transitions. [2018-11-18 18:02:51,743 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 3740 transitions. [2018-11-18 18:02:51,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 18:02:51,745 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:52,074 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:02:54,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:54,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 3248 states and 3770 transitions. [2018-11-18 18:02:54,105 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 3770 transitions. [2018-11-18 18:02:54,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 18:02:54,107 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:54,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:54,208 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:02:55,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:55,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 3263 states and 3785 transitions. [2018-11-18 18:02:55,070 INFO L276 IsEmpty]: Start isEmpty. Operand 3263 states and 3785 transitions. [2018-11-18 18:02:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 18:02:55,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:55,170 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:02:55,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 3273 states and 3794 transitions. [2018-11-18 18:02:55,635 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 3794 transitions. [2018-11-18 18:02:55,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 18:02:55,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:55,735 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:02:56,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:56,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 3283 states and 3803 transitions. [2018-11-18 18:02:56,232 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 3803 transitions. [2018-11-18 18:02:56,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 18:02:56,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:56,355 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:02:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:56,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3823 states to 3303 states and 3823 transitions. [2018-11-18 18:02:56,877 INFO L276 IsEmpty]: Start isEmpty. Operand 3303 states and 3823 transitions. [2018-11-18 18:02:56,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-18 18:02:56,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 18:02:56,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 18:02:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-18 18:02:57,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 18:02:57,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 2600 states and 2998 transitions. [2018-11-18 18:02:57,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 2998 transitions. [2018-11-18 18:02:57,455 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 18:02:57,455 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 265 iterations. [2018-11-18 18:02:57,461 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 18:02:58,241 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 20 [2018-11-18 18:02:58,601 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 41 [2018-11-18 18:02:58,806 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-11-18 18:02:58,961 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 41 [2018-11-18 18:02:59,179 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 41 [2018-11-18 18:03:00,110 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 41 [2018-11-18 18:03:00,293 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 50 [2018-11-18 18:03:00,764 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-11-18 18:03:00,998 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-11-18 18:03:01,495 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 41 [2018-11-18 18:03:01,904 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-11-18 18:03:02,279 WARN L180 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 41 [2018-11-18 18:03:02,786 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 41 [2018-11-18 18:03:03,824 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 41 [2018-11-18 18:03:04,307 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 48 [2018-11-18 18:03:04,518 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 18:03:04,520 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-18 18:03:04,525 INFO L579 CodeCheckObserver]: Invariant with dag size 20 [2018-11-18 18:03:04,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 06:03:04 ImpRootNode [2018-11-18 18:03:04,526 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 18:03:04,526 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 18:03:04,526 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 18:03:04,526 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 18:03:04,526 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:00:16" (3/4) ... [2018-11-18 18:03:04,529 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 18:03:04,541 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-11-18 18:03:04,542 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 18:03:04,543 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 18:03:04,544 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 18:03:04,621 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9fcd0bb6-b838-4f22-bb98-a4bb4dd1c714/bin-2019/ukojak/witness.graphml [2018-11-18 18:03:04,621 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 18:03:04,622 INFO L168 Benchmark]: Toolchain (without parser) took 170559.27 ms. Allocated memory was 1.0 GB in the beginning and 4.6 GB in the end (delta: 3.6 GB). Free memory was 956.6 MB in the beginning and 1.3 GB in the end (delta: -359.6 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2018-11-18 18:03:04,623 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:03:04,623 INFO L168 Benchmark]: CACSL2BoogieTranslator took 376.42 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 924.2 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-11-18 18:03:04,623 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 924.2 MB in the beginning and 1.1 GB in the end (delta: -206.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-18 18:03:04,623 INFO L168 Benchmark]: Boogie Preprocessor took 42.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 18:03:04,623 INFO L168 Benchmark]: RCFGBuilder took 1841.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.9 MB in the end (delta: 243.1 MB). Peak memory consumption was 243.1 MB. Max. memory is 11.5 GB. [2018-11-18 18:03:04,624 INFO L168 Benchmark]: CodeCheck took 168096.71 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.5 GB). Free memory was 881.9 MB in the beginning and 1.3 GB in the end (delta: -434.3 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-18 18:03:04,624 INFO L168 Benchmark]: Witness Printer took 95.46 ms. Allocated memory is still 4.6 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 18:03:04,625 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 160.9s OverallTime, 265 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 131200 SDtfs, 776622948 SDslu, 918528 SDs, 0 SdLazy, 1384340952 SolverSat, 870336 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1054.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 327304 GetRequests, 321853 SyntacticMatches, 3583 SemanticMatches, 1868 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2479160 ImplicationChecksByTransitivity, 134.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 12.5s InterpolantComputationTime, 49027 NumberOfCodeBlocks, 49027 NumberOfCodeBlocksAsserted, 264 NumberOfCheckSat, 48763 ConstructedInterpolants, 0 QuantifiedInterpolants, 28701901 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 264 InterpolantComputations, 185 PerfectInterpolantSequences, 42833/43799 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: 526]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a19 == 1) && a28 == 10)) || (!(a28 == 8) && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a17 == 9))) || (!(a19 == 1) && a28 == 10) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 376.42 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 924.2 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.91 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 924.2 MB in the beginning and 1.1 GB in the end (delta: -206.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1841.62 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 881.9 MB in the end (delta: 243.1 MB). Peak memory consumption was 243.1 MB. Max. memory is 11.5 GB. * CodeCheck took 168096.71 ms. Allocated memory was 1.2 GB in the beginning and 4.6 GB in the end (delta: 3.5 GB). Free memory was 881.9 MB in the beginning and 1.3 GB in the end (delta: -434.3 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 95.46 ms. Allocated memory is still 4.6 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...