./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/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 b953cc2449a7f939fba62b70833772464a0d90fd ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 20:40:00,536 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 20:40:00,537 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 20:40:00,545 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 20:40:00,545 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 20:40:00,545 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 20:40:00,546 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 20:40:00,547 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 20:40:00,548 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 20:40:00,548 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 20:40:00,548 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 20:40:00,549 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 20:40:00,549 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 20:40:00,549 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 20:40:00,550 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 20:40:00,550 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 20:40:00,551 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 20:40:00,552 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 20:40:00,553 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 20:40:00,554 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 20:40:00,554 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 20:40:00,555 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 20:40:00,556 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 20:40:00,556 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 20:40:00,556 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 20:40:00,557 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 20:40:00,557 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 20:40:00,557 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 20:40:00,558 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 20:40:00,559 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 20:40:00,559 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 20:40:00,559 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 20:40:00,560 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 20:40:00,560 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 20:40:00,560 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 20:40:00,561 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 20:40:00,561 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 20:40:00,571 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 20:40:00,571 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 20:40:00,572 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 20:40:00,572 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 20:40:00,573 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 20:40:00,573 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 20:40:00,573 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 20:40:00,573 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 20:40:00,573 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 20:40:00,573 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 20:40:00,574 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 20:40:00,574 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 20:40:00,574 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 20:40:00,574 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 20:40:00,574 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 20:40:00,574 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 20:40:00,574 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 20:40:00,575 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 20:40:00,575 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 20:40:00,575 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 20:40:00,575 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 20:40:00,575 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 20:40:00,575 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 20:40:00,576 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 20:40:00,576 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 20:40:00,576 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 20:40:00,576 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 20:40:00,576 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 20:40:00,576 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 20:40:00,576 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_396492db-8825-49cb-90ee-3ac7071c54b5/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 -> b953cc2449a7f939fba62b70833772464a0d90fd [2018-12-08 20:40:00,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 20:40:00,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 20:40:00,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 20:40:00,610 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 20:40:00,610 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 20:40:00,611 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-12-08 20:40:00,645 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/data/685841ec9/bf7766f1311243b59a24a33f9d5fcd18/FLAG8c9ad391f [2018-12-08 20:40:01,055 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 20:40:01,055 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/sv-benchmarks/c/eca-rers2012/Problem02_label52_true-unreach-call_false-termination.c [2018-12-08 20:40:01,063 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/data/685841ec9/bf7766f1311243b59a24a33f9d5fcd18/FLAG8c9ad391f [2018-12-08 20:40:01,071 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/data/685841ec9/bf7766f1311243b59a24a33f9d5fcd18 [2018-12-08 20:40:01,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 20:40:01,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 20:40:01,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 20:40:01,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 20:40:01,077 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 20:40:01,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73c14df2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01, skipping insertion in model container [2018-12-08 20:40:01,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 20:40:01,107 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 20:40:01,296 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:40:01,300 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 20:40:01,394 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 20:40:01,403 INFO L195 MainTranslator]: Completed translation [2018-12-08 20:40:01,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01 WrapperNode [2018-12-08 20:40:01,403 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 20:40:01,404 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 20:40:01,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 20:40:01,404 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 20:40:01,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,416 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 20:40:01,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 20:40:01,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 20:40:01,442 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 20:40:01,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... [2018-12-08 20:40:01,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 20:40:01,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 20:40:01,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 20:40:01,470 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 20:40:01,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 08:40:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/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 [2018-12-08 20:40:01,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 20:40:01,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 20:40:02,511 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 20:40:02,511 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 20:40:02,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:40:02 BoogieIcfgContainer [2018-12-08 20:40:02,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 20:40:02,512 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 20:40:02,512 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 20:40:02,519 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 20:40:02,519 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:40:02" (1/1) ... [2018-12-08 20:40:02,527 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 20:40:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:02,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-08 20:40:02,552 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-08 20:40:02,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 20:40:02,555 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:02,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:03,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:03,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 163 states and 260 transitions. [2018-12-08 20:40:03,110 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 260 transitions. [2018-12-08 20:40:03,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 20:40:03,112 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:03,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:03,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:03,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 167 states and 267 transitions. [2018-12-08 20:40:03,330 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2018-12-08 20:40:03,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-08 20:40:03,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:03,373 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:03,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 172 states and 277 transitions. [2018-12-08 20:40:03,447 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 277 transitions. [2018-12-08 20:40:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-08 20:40:03,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:03,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:03,471 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:03,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:03,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 178 states and 289 transitions. [2018-12-08 20:40:03,599 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 289 transitions. [2018-12-08 20:40:03,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-08 20:40:03,600 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:03,678 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:03,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:03,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 297 transitions. [2018-12-08 20:40:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 297 transitions. [2018-12-08 20:40:03,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 20:40:03,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:03,807 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 185 states and 300 transitions. [2018-12-08 20:40:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 300 transitions. [2018-12-08 20:40:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-08 20:40:03,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:03,840 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:03,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:03,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 189 states and 305 transitions. [2018-12-08 20:40:03,927 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 305 transitions. [2018-12-08 20:40:03,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-08 20:40:03,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 20:40:04,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:04,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 193 states and 310 transitions. [2018-12-08 20:40:04,042 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 310 transitions. [2018-12-08 20:40:04,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 20:40:04,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,059 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:04,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 196 states and 313 transitions. [2018-12-08 20:40:04,081 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 313 transitions. [2018-12-08 20:40:04,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 20:40:04,081 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:04,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:04,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 197 states and 314 transitions. [2018-12-08 20:40:04,111 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 314 transitions. [2018-12-08 20:40:04,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 20:40:04,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,128 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:04,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:04,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 201 states and 319 transitions. [2018-12-08 20:40:04,212 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 319 transitions. [2018-12-08 20:40:04,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 20:40:04,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,237 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:04,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:04,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 202 states and 320 transitions. [2018-12-08 20:40:04,249 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 320 transitions. [2018-12-08 20:40:04,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-08 20:40:04,250 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:40:04,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:04,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 206 states and 325 transitions. [2018-12-08 20:40:04,364 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 325 transitions. [2018-12-08 20:40:04,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 20:40:04,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:04,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:04,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 213 states and 332 transitions. [2018-12-08 20:40:04,423 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 332 transitions. [2018-12-08 20:40:04,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 20:40:04,424 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,472 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:40:04,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:04,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 230 states and 359 transitions. [2018-12-08 20:40:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 359 transitions. [2018-12-08 20:40:04,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 20:40:04,726 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:04,770 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:05,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:05,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 250 states and 383 transitions. [2018-12-08 20:40:05,051 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 383 transitions. [2018-12-08 20:40:05,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-08 20:40:05,051 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:05,066 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:05,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:05,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 269 states and 406 transitions. [2018-12-08 20:40:05,279 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 406 transitions. [2018-12-08 20:40:05,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-08 20:40:05,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:05,296 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:05,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:05,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 273 states and 412 transitions. [2018-12-08 20:40:05,385 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 412 transitions. [2018-12-08 20:40:05,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-08 20:40:05,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:05,404 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 275 states and 414 transitions. [2018-12-08 20:40:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 414 transitions. [2018-12-08 20:40:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 20:40:05,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:05,439 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:40:05,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 279 states and 419 transitions. [2018-12-08 20:40:05,538 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 419 transitions. [2018-12-08 20:40:05,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 20:40:05,539 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:05,571 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 297 states and 439 transitions. [2018-12-08 20:40:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 439 transitions. [2018-12-08 20:40:05,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 20:40:05,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:06,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 313 states and 456 transitions. [2018-12-08 20:40:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 456 transitions. [2018-12-08 20:40:06,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-08 20:40:06,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:06,209 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:06,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 317 states and 466 transitions. [2018-12-08 20:40:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 466 transitions. [2018-12-08 20:40:06,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 20:40:06,368 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:06,399 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:06,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 326 states and 478 transitions. [2018-12-08 20:40:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 478 transitions. [2018-12-08 20:40:06,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 20:40:06,519 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:06,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:06,562 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:06,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 332 states and 490 transitions. [2018-12-08 20:40:06,771 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 490 transitions. [2018-12-08 20:40:06,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 20:40:06,772 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:06,785 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:07,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 342 states and 504 transitions. [2018-12-08 20:40:07,005 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 504 transitions. [2018-12-08 20:40:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 20:40:07,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:07,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:07,106 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:07,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:07,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 374 states and 546 transitions. [2018-12-08 20:40:07,820 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 546 transitions. [2018-12-08 20:40:07,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 20:40:07,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:07,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:07,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:07,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 380 states and 553 transitions. [2018-12-08 20:40:07,945 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 553 transitions. [2018-12-08 20:40:07,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 20:40:07,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:08,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 384 states and 558 transitions. [2018-12-08 20:40:08,092 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 558 transitions. [2018-12-08 20:40:08,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 20:40:08,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:08,183 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:08,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:08,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 394 states and 577 transitions. [2018-12-08 20:40:08,496 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 577 transitions. [2018-12-08 20:40:08,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 20:40:08,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:08,511 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:08,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 397 states and 581 transitions. [2018-12-08 20:40:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 581 transitions. [2018-12-08 20:40:08,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 20:40:08,613 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:08,634 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:08,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:08,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 399 states and 582 transitions. [2018-12-08 20:40:08,696 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 582 transitions. [2018-12-08 20:40:08,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-08 20:40:08,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:08,741 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 20:40:09,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:09,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 429 states and 618 transitions. [2018-12-08 20:40:09,377 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 618 transitions. [2018-12-08 20:40:09,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-08 20:40:09,377 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:09,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:09,397 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:09,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:09,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 441 states and 630 transitions. [2018-12-08 20:40:09,487 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 630 transitions. [2018-12-08 20:40:09,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 20:40:09,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:09,530 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:09,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:09,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 444 states and 633 transitions. [2018-12-08 20:40:09,546 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 633 transitions. [2018-12-08 20:40:09,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 20:40:09,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:09,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 451 states and 643 transitions. [2018-12-08 20:40:09,596 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 643 transitions. [2018-12-08 20:40:09,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 20:40:09,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:09,610 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:40:09,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:09,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 457 states and 648 transitions. [2018-12-08 20:40:09,671 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 648 transitions. [2018-12-08 20:40:09,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 20:40:09,671 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:09,689 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 39 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 20:40:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:10,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 467 states and 672 transitions. [2018-12-08 20:40:10,024 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 672 transitions. [2018-12-08 20:40:10,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 20:40:10,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 20:40:10,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:10,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 473 states and 679 transitions. [2018-12-08 20:40:10,224 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 679 transitions. [2018-12-08 20:40:10,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-08 20:40:10,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:10,284 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:10,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:10,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 474 states and 680 transitions. [2018-12-08 20:40:10,296 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 680 transitions. [2018-12-08 20:40:10,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 20:40:10,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:10,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:10,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 483 states and 690 transitions. [2018-12-08 20:40:10,390 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 690 transitions. [2018-12-08 20:40:10,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 20:40:10,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:10,438 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:40:10,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:10,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 514 states and 728 transitions. [2018-12-08 20:40:10,963 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 728 transitions. [2018-12-08 20:40:10,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-08 20:40:10,964 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:11,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:11,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 532 states and 751 transitions. [2018-12-08 20:40:11,352 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 751 transitions. [2018-12-08 20:40:11,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-08 20:40:11,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:11,367 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-08 20:40:11,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:11,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 536 states and 756 transitions. [2018-12-08 20:40:11,489 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 756 transitions. [2018-12-08 20:40:11,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-08 20:40:11,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:11,504 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:11,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:11,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 551 states and 776 transitions. [2018-12-08 20:40:11,788 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 776 transitions. [2018-12-08 20:40:11,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-08 20:40:11,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:11,803 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:12,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 556 states and 781 transitions. [2018-12-08 20:40:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 781 transitions. [2018-12-08 20:40:12,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-08 20:40:12,002 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:12,016 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:12,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 559 states and 784 transitions. [2018-12-08 20:40:12,041 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 784 transitions. [2018-12-08 20:40:12,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-08 20:40:12,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:12,057 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:12,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 566 states and 792 transitions. [2018-12-08 20:40:12,088 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 792 transitions. [2018-12-08 20:40:12,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-08 20:40:12,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:12,103 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:12,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:12,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 567 states and 793 transitions. [2018-12-08 20:40:12,114 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 793 transitions. [2018-12-08 20:40:12,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 20:40:12,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:12,129 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 20:40:12,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:12,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 569 states and 794 transitions. [2018-12-08 20:40:12,214 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 794 transitions. [2018-12-08 20:40:12,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 20:40:12,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:12,258 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:12,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:12,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 589 states and 818 transitions. [2018-12-08 20:40:12,629 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 818 transitions. [2018-12-08 20:40:12,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 20:40:12,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:12,659 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:12,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 591 states and 819 transitions. [2018-12-08 20:40:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 819 transitions. [2018-12-08 20:40:12,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-08 20:40:12,720 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:12,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:12,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:12,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 597 states and 825 transitions. [2018-12-08 20:40:12,940 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 825 transitions. [2018-12-08 20:40:12,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-12-08 20:40:12,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:13,325 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:16,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 718 states and 956 transitions. [2018-12-08 20:40:16,927 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 956 transitions. [2018-12-08 20:40:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 20:40:16,928 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:16,944 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:17,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:17,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 721 states and 958 transitions. [2018-12-08 20:40:17,024 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 958 transitions. [2018-12-08 20:40:17,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 20:40:17,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:17,039 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:17,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:17,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 725 states and 963 transitions. [2018-12-08 20:40:17,216 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 963 transitions. [2018-12-08 20:40:17,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 20:40:17,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:17,288 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:18,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 756 states and 997 transitions. [2018-12-08 20:40:18,098 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 997 transitions. [2018-12-08 20:40:18,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 20:40:18,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:18,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:18,113 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:18,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 759 states and 1004 transitions. [2018-12-08 20:40:18,140 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1004 transitions. [2018-12-08 20:40:18,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 20:40:18,140 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:18,158 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:18,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:18,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 761 states and 1005 transitions. [2018-12-08 20:40:18,293 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1005 transitions. [2018-12-08 20:40:18,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-08 20:40:18,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:18,308 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:18,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:18,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 763 states and 1006 transitions. [2018-12-08 20:40:18,446 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1006 transitions. [2018-12-08 20:40:18,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:40:18,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:18,487 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:18,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 780 states and 1034 transitions. [2018-12-08 20:40:18,814 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1034 transitions. [2018-12-08 20:40:18,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:40:18,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:18,869 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:18,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:19,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 782 states and 1035 transitions. [2018-12-08 20:40:19,000 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1035 transitions. [2018-12-08 20:40:19,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:40:19,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:19,049 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:19,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:19,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 784 states and 1036 transitions. [2018-12-08 20:40:19,189 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1036 transitions. [2018-12-08 20:40:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:40:19,189 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:19,204 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:40:19,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 790 states and 1047 transitions. [2018-12-08 20:40:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1047 transitions. [2018-12-08 20:40:19,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 20:40:19,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:19,561 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:20,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:20,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 801 states and 1062 transitions. [2018-12-08 20:40:20,017 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1062 transitions. [2018-12-08 20:40:20,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-08 20:40:20,018 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:20,077 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:20,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:20,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 815 states and 1075 transitions. [2018-12-08 20:40:20,429 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1075 transitions. [2018-12-08 20:40:20,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 20:40:20,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:21,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:21,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 837 states and 1100 transitions. [2018-12-08 20:40:21,331 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1100 transitions. [2018-12-08 20:40:21,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 20:40:21,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:21,370 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:21,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 843 states and 1106 transitions. [2018-12-08 20:40:21,867 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1106 transitions. [2018-12-08 20:40:21,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 20:40:21,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:21,916 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 20:40:22,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:22,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 856 states and 1122 transitions. [2018-12-08 20:40:22,095 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1122 transitions. [2018-12-08 20:40:22,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 20:40:22,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:40:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:22,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 863 states and 1134 transitions. [2018-12-08 20:40:22,460 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1134 transitions. [2018-12-08 20:40:22,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 20:40:22,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:22,481 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:40:22,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:22,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 867 states and 1138 transitions. [2018-12-08 20:40:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1138 transitions. [2018-12-08 20:40:22,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 20:40:22,696 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:22,722 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:40:22,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:22,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 869 states and 1140 transitions. [2018-12-08 20:40:22,739 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1140 transitions. [2018-12-08 20:40:22,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 20:40:22,740 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 886 states and 1160 transitions. [2018-12-08 20:40:23,041 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1160 transitions. [2018-12-08 20:40:23,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 20:40:23,041 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:23,059 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:23,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:23,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 895 states and 1173 transitions. [2018-12-08 20:40:23,739 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1173 transitions. [2018-12-08 20:40:23,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 20:40:23,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:23,758 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:24,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:24,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 922 states and 1206 transitions. [2018-12-08 20:40:24,214 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1206 transitions. [2018-12-08 20:40:24,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-08 20:40:24,215 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:24,233 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:24,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:24,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 928 states and 1212 transitions. [2018-12-08 20:40:24,547 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1212 transitions. [2018-12-08 20:40:24,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 20:40:24,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:24,604 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:25,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:25,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 967 states and 1256 transitions. [2018-12-08 20:40:25,823 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1256 transitions. [2018-12-08 20:40:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 20:40:25,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:25,884 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:26,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:26,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 972 states and 1264 transitions. [2018-12-08 20:40:26,325 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1264 transitions. [2018-12-08 20:40:26,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 20:40:26,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:26,603 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:30,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:30,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 1038 states and 1346 transitions. [2018-12-08 20:40:30,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1346 transitions. [2018-12-08 20:40:30,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 20:40:30,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:30,203 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:31,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1044 states and 1356 transitions. [2018-12-08 20:40:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1356 transitions. [2018-12-08 20:40:31,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 20:40:31,228 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:31,253 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:31,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:31,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1048 states and 1359 transitions. [2018-12-08 20:40:31,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1359 transitions. [2018-12-08 20:40:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 20:40:31,356 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:31,375 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:31,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:31,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1066 states and 1382 transitions. [2018-12-08 20:40:31,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1382 transitions. [2018-12-08 20:40:31,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 20:40:31,512 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:31,560 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:32,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1078 states and 1397 transitions. [2018-12-08 20:40:32,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1397 transitions. [2018-12-08 20:40:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 20:40:32,038 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:32,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:32,063 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:32,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 1080 states and 1399 transitions. [2018-12-08 20:40:32,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 1399 transitions. [2018-12-08 20:40:32,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 20:40:32,084 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:32,104 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:32,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:32,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1085 states and 1404 transitions. [2018-12-08 20:40:32,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1404 transitions. [2018-12-08 20:40:32,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-08 20:40:32,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:32,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:32,339 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:32,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:32,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1105 states and 1430 transitions. [2018-12-08 20:40:32,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1430 transitions. [2018-12-08 20:40:32,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 20:40:32,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:32,480 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:32,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1113 states and 1439 transitions. [2018-12-08 20:40:32,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1439 transitions. [2018-12-08 20:40:32,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 20:40:32,611 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:32,875 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:40:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:36,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1172 states and 1513 transitions. [2018-12-08 20:40:36,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1513 transitions. [2018-12-08 20:40:36,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 20:40:36,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:40:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:38,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1178 states and 1525 transitions. [2018-12-08 20:40:38,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1525 transitions. [2018-12-08 20:40:38,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 20:40:38,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:38,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:38,059 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:38,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:38,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1181 states and 1528 transitions. [2018-12-08 20:40:38,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1528 transitions. [2018-12-08 20:40:38,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 20:40:38,082 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:38,357 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:39,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:39,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1228 states and 1582 transitions. [2018-12-08 20:40:39,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1582 transitions. [2018-12-08 20:40:39,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 20:40:39,579 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:39,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:39,598 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 20:40:39,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:39,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1230 states and 1588 transitions. [2018-12-08 20:40:39,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1588 transitions. [2018-12-08 20:40:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 20:40:39,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:39,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:39,664 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:44,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:44,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1272 states and 1636 transitions. [2018-12-08 20:40:44,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1636 transitions. [2018-12-08 20:40:44,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 20:40:44,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:44,571 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:45,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:45,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1278 states and 1642 transitions. [2018-12-08 20:40:45,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 1642 transitions. [2018-12-08 20:40:45,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 20:40:45,043 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:45,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:45,066 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:46,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:46,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1284 states and 1648 transitions. [2018-12-08 20:40:46,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 1648 transitions. [2018-12-08 20:40:46,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 20:40:46,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:46,058 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:46,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:46,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1285 states and 1649 transitions. [2018-12-08 20:40:46,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1649 transitions. [2018-12-08 20:40:46,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-08 20:40:46,252 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:46,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:46,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1286 states and 1653 transitions. [2018-12-08 20:40:46,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1653 transitions. [2018-12-08 20:40:46,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 20:40:46,296 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:46,337 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:46,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:46,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1293 states and 1661 transitions. [2018-12-08 20:40:46,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1661 transitions. [2018-12-08 20:40:46,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 20:40:46,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 20:40:47,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:47,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1310 states and 1680 transitions. [2018-12-08 20:40:47,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1680 transitions. [2018-12-08 20:40:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 20:40:47,276 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 20:40:47,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:47,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1316 states and 1686 transitions. [2018-12-08 20:40:47,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1686 transitions. [2018-12-08 20:40:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 20:40:47,821 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:47,871 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 20:40:47,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 1319 states and 1688 transitions. [2018-12-08 20:40:47,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1688 transitions. [2018-12-08 20:40:47,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 20:40:47,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:47,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:48,079 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:48,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:48,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1330 states and 1703 transitions. [2018-12-08 20:40:48,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1703 transitions. [2018-12-08 20:40:48,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 20:40:48,349 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:49,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:49,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1346 states and 1721 transitions. [2018-12-08 20:40:49,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1721 transitions. [2018-12-08 20:40:49,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 20:40:49,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:49,331 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:49,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 1347 states and 1721 transitions. [2018-12-08 20:40:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1721 transitions. [2018-12-08 20:40:49,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 20:40:49,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:49,470 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 20:40:49,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:49,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1724 states to 1351 states and 1724 transitions. [2018-12-08 20:40:49,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1724 transitions. [2018-12-08 20:40:49,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 20:40:49,721 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:49,741 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 20:40:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:50,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1362 states and 1735 transitions. [2018-12-08 20:40:50,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1735 transitions. [2018-12-08 20:40:50,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 20:40:50,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:50,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 20:40:50,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:50,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1738 states to 1366 states and 1738 transitions. [2018-12-08 20:40:50,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1738 transitions. [2018-12-08 20:40:50,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 20:40:50,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:50,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:50,366 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 20:40:51,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1743 states to 1370 states and 1743 transitions. [2018-12-08 20:40:51,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1743 transitions. [2018-12-08 20:40:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 20:40:51,022 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:51,042 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 20:40:51,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:51,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1374 states and 1747 transitions. [2018-12-08 20:40:51,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1374 states and 1747 transitions. [2018-12-08 20:40:51,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:40:51,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:51,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1375 states and 1747 transitions. [2018-12-08 20:40:51,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1747 transitions. [2018-12-08 20:40:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:40:51,627 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:51,648 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:52,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:52,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 1381 states and 1753 transitions. [2018-12-08 20:40:52,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1753 transitions. [2018-12-08 20:40:52,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:40:52,145 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:52,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:52,165 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:52,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 1398 states and 1771 transitions. [2018-12-08 20:40:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1771 transitions. [2018-12-08 20:40:52,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:40:52,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:52,536 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 20:40:52,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:52,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 1404 states and 1776 transitions. [2018-12-08 20:40:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1776 transitions. [2018-12-08 20:40:52,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:40:52,781 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:52,801 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:52,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1411 states and 1783 transitions. [2018-12-08 20:40:52,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1783 transitions. [2018-12-08 20:40:52,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 20:40:52,951 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:52,987 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 20:40:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:53,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1416 states and 1788 transitions. [2018-12-08 20:40:53,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1788 transitions. [2018-12-08 20:40:53,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-08 20:40:53,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:53,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:53,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1423 states and 1794 transitions. [2018-12-08 20:40:53,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1794 transitions. [2018-12-08 20:40:53,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 20:40:53,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:53,851 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 20:40:54,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:54,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1431 states and 1804 transitions. [2018-12-08 20:40:54,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1431 states and 1804 transitions. [2018-12-08 20:40:54,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 20:40:54,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:55,023 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 20:40:55,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:55,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1436 states and 1808 transitions. [2018-12-08 20:40:55,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1808 transitions. [2018-12-08 20:40:55,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 20:40:55,443 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:55,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:55,466 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-12-08 20:40:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:55,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 1442 states and 1813 transitions. [2018-12-08 20:40:55,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 1813 transitions. [2018-12-08 20:40:55,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-08 20:40:55,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:55,715 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:40:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:55,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1452 states and 1822 transitions. [2018-12-08 20:40:55,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1452 states and 1822 transitions. [2018-12-08 20:40:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-08 20:40:55,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:55,879 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:40:56,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:56,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 1460 states and 1829 transitions. [2018-12-08 20:40:56,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1829 transitions. [2018-12-08 20:40:56,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-08 20:40:56,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:56,068 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 20:40:56,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:56,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 1478 states and 1849 transitions. [2018-12-08 20:40:56,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1849 transitions. [2018-12-08 20:40:56,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-08 20:40:56,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:56,823 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 20:40:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:57,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1483 states and 1853 transitions. [2018-12-08 20:40:57,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1853 transitions. [2018-12-08 20:40:57,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 20:40:57,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:57,080 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 20:40:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1489 states and 1863 transitions. [2018-12-08 20:40:57,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1863 transitions. [2018-12-08 20:40:57,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 20:40:57,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 20:40:57,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:57,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1493 states and 1869 transitions. [2018-12-08 20:40:57,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1869 transitions. [2018-12-08 20:40:57,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 20:40:57,763 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:57,788 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 20:40:58,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:58,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1496 states and 1872 transitions. [2018-12-08 20:40:58,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1872 transitions. [2018-12-08 20:40:58,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 20:40:58,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:58,146 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 20:40:58,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:58,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1500 states and 1876 transitions. [2018-12-08 20:40:58,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1876 transitions. [2018-12-08 20:40:58,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-08 20:40:58,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 20:40:59,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:40:59,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1555 states and 1943 transitions. [2018-12-08 20:40:59,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1943 transitions. [2018-12-08 20:40:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-08 20:40:59,766 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:40:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:40:59,787 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 20:41:02,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:02,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1590 states and 1981 transitions. [2018-12-08 20:41:02,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1981 transitions. [2018-12-08 20:41:02,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-08 20:41:02,762 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:02,793 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 20:41:03,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:03,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1594 states and 1987 transitions. [2018-12-08 20:41:03,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 1987 transitions. [2018-12-08 20:41:03,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-08 20:41:03,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:41:03,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:03,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1609 states and 2006 transitions. [2018-12-08 20:41:03,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2006 transitions. [2018-12-08 20:41:03,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-12-08 20:41:03,906 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:03,930 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 20:41:04,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1617 states and 2013 transitions. [2018-12-08 20:41:04,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2013 transitions. [2018-12-08 20:41:04,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:04,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:04,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:04,228 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:04,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:04,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1638 states and 2040 transitions. [2018-12-08 20:41:04,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2040 transitions. [2018-12-08 20:41:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:04,969 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:04,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:05,004 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:06,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:06,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1649 states and 2051 transitions. [2018-12-08 20:41:06,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2051 transitions. [2018-12-08 20:41:06,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:06,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:06,030 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:06,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:06,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1660 states and 2063 transitions. [2018-12-08 20:41:06,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 2063 transitions. [2018-12-08 20:41:06,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:06,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:06,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:06,570 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:07,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:07,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1677 states and 2086 transitions. [2018-12-08 20:41:07,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2086 transitions. [2018-12-08 20:41:07,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:07,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:07,592 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:08,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1694 states and 2103 transitions. [2018-12-08 20:41:08,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 2103 transitions. [2018-12-08 20:41:08,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:08,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:08,673 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:08,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:08,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1698 states and 2107 transitions. [2018-12-08 20:41:08,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2107 transitions. [2018-12-08 20:41:08,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:08,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:09,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1705 states and 2114 transitions. [2018-12-08 20:41:09,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2114 transitions. [2018-12-08 20:41:09,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:09,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:09,180 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:09,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:09,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1709 states and 2118 transitions. [2018-12-08 20:41:09,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2118 transitions. [2018-12-08 20:41:09,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:09,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:09,486 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:09,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1720 states and 2128 transitions. [2018-12-08 20:41:09,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2128 transitions. [2018-12-08 20:41:09,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:09,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:09,801 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:09,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1721 states and 2128 transitions. [2018-12-08 20:41:09,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2128 transitions. [2018-12-08 20:41:09,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:09,989 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:10,012 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:10,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:10,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1728 states and 2134 transitions. [2018-12-08 20:41:10,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2134 transitions. [2018-12-08 20:41:10,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:10,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:10,232 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:10,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:10,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1729 states and 2134 transitions. [2018-12-08 20:41:10,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2134 transitions. [2018-12-08 20:41:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:10,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:10,476 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:41:11,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:11,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1739 states and 2155 transitions. [2018-12-08 20:41:11,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2155 transitions. [2018-12-08 20:41:11,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:11,612 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:11,673 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:41:11,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:11,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1745 states and 2160 transitions. [2018-12-08 20:41:11,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2160 transitions. [2018-12-08 20:41:11,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:11,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:11,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:11,877 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:41:12,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:12,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1752 states and 2168 transitions. [2018-12-08 20:41:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2168 transitions. [2018-12-08 20:41:12,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:12,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:12,523 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:41:12,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:12,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1756 states and 2171 transitions. [2018-12-08 20:41:12,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2171 transitions. [2018-12-08 20:41:12,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-08 20:41:12,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:12,763 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 118 proven. 8 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:41:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:12,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1766 states and 2180 transitions. [2018-12-08 20:41:12,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2180 transitions. [2018-12-08 20:41:12,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 20:41:12,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:12,843 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 20:41:13,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:13,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1771 states and 2187 transitions. [2018-12-08 20:41:13,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2187 transitions. [2018-12-08 20:41:13,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 20:41:13,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:13,557 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 20:41:13,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:13,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1776 states and 2191 transitions. [2018-12-08 20:41:13,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2191 transitions. [2018-12-08 20:41:13,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 20:41:13,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:13,839 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 20:41:14,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1779 states and 2193 transitions. [2018-12-08 20:41:14,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2193 transitions. [2018-12-08 20:41:14,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-08 20:41:14,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:14,058 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 20:41:14,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:14,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1781 states and 2194 transitions. [2018-12-08 20:41:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 2194 transitions. [2018-12-08 20:41:14,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 20:41:14,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:14,468 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 20:41:14,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:14,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1782 states and 2194 transitions. [2018-12-08 20:41:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2194 transitions. [2018-12-08 20:41:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 20:41:14,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:14,524 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:41:14,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:14,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1786 states and 2198 transitions. [2018-12-08 20:41:14,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2198 transitions. [2018-12-08 20:41:14,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 20:41:14,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:14,803 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 20:41:15,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:15,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1789 states and 2201 transitions. [2018-12-08 20:41:15,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2201 transitions. [2018-12-08 20:41:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 20:41:15,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:15,119 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 10 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-12-08 20:41:15,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:15,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1827 states and 2242 transitions. [2018-12-08 20:41:15,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2242 transitions. [2018-12-08 20:41:15,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 20:41:15,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:15,968 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:41:16,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:16,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1833 states and 2248 transitions. [2018-12-08 20:41:16,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2248 transitions. [2018-12-08 20:41:16,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 20:41:16,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:16,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:16,267 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:41:16,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:16,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1835 states and 2249 transitions. [2018-12-08 20:41:16,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2249 transitions. [2018-12-08 20:41:16,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 20:41:16,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:16,477 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:41:16,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:16,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1841 states and 2255 transitions. [2018-12-08 20:41:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2255 transitions. [2018-12-08 20:41:16,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-12-08 20:41:16,769 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:16,793 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 20:41:16,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:16,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1843 states and 2256 transitions. [2018-12-08 20:41:16,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2256 transitions. [2018-12-08 20:41:16,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-08 20:41:16,978 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:16,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:17,002 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-12-08 20:41:17,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:17,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1846 states and 2260 transitions. [2018-12-08 20:41:17,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2260 transitions. [2018-12-08 20:41:17,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-08 20:41:17,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:17,205 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 20:41:17,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:17,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1848 states and 2261 transitions. [2018-12-08 20:41:17,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2261 transitions. [2018-12-08 20:41:17,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 20:41:17,478 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:17,510 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 20:41:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:18,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1867 states and 2284 transitions. [2018-12-08 20:41:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2284 transitions. [2018-12-08 20:41:18,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 20:41:18,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:18,238 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 20:41:19,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:19,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1871 states and 2289 transitions. [2018-12-08 20:41:19,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2289 transitions. [2018-12-08 20:41:19,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-08 20:41:19,020 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:19,052 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 126 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-08 20:41:19,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:19,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1874 states and 2292 transitions. [2018-12-08 20:41:19,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2292 transitions. [2018-12-08 20:41:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-08 20:41:19,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:19,254 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 20:41:19,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:19,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1886 states and 2303 transitions. [2018-12-08 20:41:19,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2303 transitions. [2018-12-08 20:41:19,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-08 20:41:19,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 20:41:19,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:19,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1893 states and 2310 transitions. [2018-12-08 20:41:19,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2310 transitions. [2018-12-08 20:41:19,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-08 20:41:19,511 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:19,538 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 20:41:19,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:19,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1894 states and 2310 transitions. [2018-12-08 20:41:19,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2310 transitions. [2018-12-08 20:41:19,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-08 20:41:19,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:19,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:19,812 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 20:41:19,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:19,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1898 states and 2313 transitions. [2018-12-08 20:41:19,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2313 transitions. [2018-12-08 20:41:19,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-08 20:41:19,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:20,018 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 20:41:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:20,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1909 states and 2323 transitions. [2018-12-08 20:41:20,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2323 transitions. [2018-12-08 20:41:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-12-08 20:41:20,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:20,276 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 10 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-12-08 20:41:22,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:22,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1934 states and 2349 transitions. [2018-12-08 20:41:22,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2349 transitions. [2018-12-08 20:41:22,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 20:41:22,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:22,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:22,243 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 20:41:22,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:22,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 1969 states and 2389 transitions. [2018-12-08 20:41:22,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2389 transitions. [2018-12-08 20:41:22,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 20:41:22,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:22,693 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 20:41:23,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:23,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1972 states and 2391 transitions. [2018-12-08 20:41:23,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2391 transitions. [2018-12-08 20:41:23,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 20:41:23,003 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:23,028 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 20:41:23,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:23,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 1975 states and 2396 transitions. [2018-12-08 20:41:23,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2396 transitions. [2018-12-08 20:41:23,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-08 20:41:23,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:23,399 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-08 20:41:23,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:23,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1978 states and 2398 transitions. [2018-12-08 20:41:23,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2398 transitions. [2018-12-08 20:41:23,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-08 20:41:23,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:23,768 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 131 proven. 15 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 20:41:24,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:24,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2005 states and 2424 transitions. [2018-12-08 20:41:24,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2424 transitions. [2018-12-08 20:41:24,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 20:41:24,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:26,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2033 states and 2462 transitions. [2018-12-08 20:41:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2462 transitions. [2018-12-08 20:41:26,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 20:41:26,053 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:26,108 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:26,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:26,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2038 states and 2467 transitions. [2018-12-08 20:41:26,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2467 transitions. [2018-12-08 20:41:26,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 20:41:26,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:26,767 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 20:41:27,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2040 states and 2468 transitions. [2018-12-08 20:41:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2468 transitions. [2018-12-08 20:41:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-08 20:41:27,095 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:27,123 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 20:41:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:27,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2046 states and 2474 transitions. [2018-12-08 20:41:27,166 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2474 transitions. [2018-12-08 20:41:27,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-08 20:41:27,167 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:27,195 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 20:41:27,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:27,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2050 states and 2479 transitions. [2018-12-08 20:41:27,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2479 transitions. [2018-12-08 20:41:27,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-08 20:41:27,884 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:27,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:27,912 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-08 20:41:28,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:28,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2053 states and 2482 transitions. [2018-12-08 20:41:28,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2482 transitions. [2018-12-08 20:41:28,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-08 20:41:28,309 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:28,334 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 20:41:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:28,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2055 states and 2483 transitions. [2018-12-08 20:41:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2483 transitions. [2018-12-08 20:41:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 20:41:28,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:28,640 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-08 20:41:28,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:28,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2067 states and 2494 transitions. [2018-12-08 20:41:28,839 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2494 transitions. [2018-12-08 20:41:28,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-12-08 20:41:28,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:28,871 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-08 20:41:29,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:29,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2071 states and 2498 transitions. [2018-12-08 20:41:29,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2498 transitions. [2018-12-08 20:41:29,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 20:41:29,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:29,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:30,968 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 20:41:33,018 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 35 [2018-12-08 20:41:35,186 WARN L180 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 45 [2018-12-08 20:41:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:39,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2122 states and 2550 transitions. [2018-12-08 20:41:39,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2550 transitions. [2018-12-08 20:41:39,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 20:41:39,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:39,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-08 20:41:39,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:39,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2128 states and 2555 transitions. [2018-12-08 20:41:39,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2555 transitions. [2018-12-08 20:41:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-08 20:41:39,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:39,685 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-08 20:41:39,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:39,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2131 states and 2558 transitions. [2018-12-08 20:41:39,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2558 transitions. [2018-12-08 20:41:39,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 20:41:39,991 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 20:41:40,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:40,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2163 states and 2591 transitions. [2018-12-08 20:41:40,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2591 transitions. [2018-12-08 20:41:40,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 20:41:40,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:41,021 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 20:41:41,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:41,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2178 states and 2608 transitions. [2018-12-08 20:41:41,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2608 transitions. [2018-12-08 20:41:41,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 20:41:41,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:41,396 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 20:41:43,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2210 states and 2640 transitions. [2018-12-08 20:41:43,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2640 transitions. [2018-12-08 20:41:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 20:41:43,387 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 20:41:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:44,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2225 states and 2656 transitions. [2018-12-08 20:41:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2656 transitions. [2018-12-08 20:41:44,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-12-08 20:41:44,285 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:44,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:44,312 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-08 20:41:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:44,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2227 states and 2657 transitions. [2018-12-08 20:41:44,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2657 transitions. [2018-12-08 20:41:44,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-08 20:41:44,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:45,452 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 20:41:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:48,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 2244 states and 2674 transitions. [2018-12-08 20:41:48,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2244 states and 2674 transitions. [2018-12-08 20:41:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-08 20:41:48,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 20:41:50,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:50,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2293 states and 2723 transitions. [2018-12-08 20:41:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 2723 transitions. [2018-12-08 20:41:50,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-08 20:41:50,891 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:50,972 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-08 20:41:51,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:51,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2299 states and 2728 transitions. [2018-12-08 20:41:51,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 2728 transitions. [2018-12-08 20:41:51,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-08 20:41:51,229 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:51,280 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 20:41:51,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:51,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2301 states and 2730 transitions. [2018-12-08 20:41:51,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 2730 transitions. [2018-12-08 20:41:51,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-12-08 20:41:51,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:51,835 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-12-08 20:41:54,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:54,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2380 states and 2811 transitions. [2018-12-08 20:41:54,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 2811 transitions. [2018-12-08 20:41:54,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-08 20:41:54,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:54,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 20:41:55,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:55,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2411 states and 2841 transitions. [2018-12-08 20:41:55,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2841 transitions. [2018-12-08 20:41:55,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-08 20:41:55,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:55,160 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-08 20:41:55,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:41:55,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2412 states and 2841 transitions. [2018-12-08 20:41:55,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2841 transitions. [2018-12-08 20:41:55,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 20:41:55,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:41:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:41:56,590 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 240 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:42:00,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:00,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2432 states and 2869 transitions. [2018-12-08 20:42:00,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 2869 transitions. [2018-12-08 20:42:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 20:42:00,017 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:00,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:00,082 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 240 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:42:00,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:00,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2877 states to 2440 states and 2877 transitions. [2018-12-08 20:42:00,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 2877 transitions. [2018-12-08 20:42:00,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:00,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:00,599 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:42:01,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:01,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2465 states and 2908 transitions. [2018-12-08 20:42:01,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 2908 transitions. [2018-12-08 20:42:01,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:01,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:01,991 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:42:04,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:04,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2506 states and 2953 transitions. [2018-12-08 20:42:04,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 2953 transitions. [2018-12-08 20:42:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:04,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:04,429 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:42:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:06,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2532 states and 2978 transitions. [2018-12-08 20:42:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2532 states and 2978 transitions. [2018-12-08 20:42:06,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:06,162 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:06,238 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:42:06,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:06,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2534 states and 2979 transitions. [2018-12-08 20:42:06,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 2979 transitions. [2018-12-08 20:42:06,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:06,640 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:42:09,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:09,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 2551 states and 3001 transitions. [2018-12-08 20:42:09,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 3001 transitions. [2018-12-08 20:42:09,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:09,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:09,945 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:42:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:10,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3005 states to 2555 states and 3005 transitions. [2018-12-08 20:42:10,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 3005 transitions. [2018-12-08 20:42:10,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:10,760 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:42:12,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:12,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2570 states and 3020 transitions. [2018-12-08 20:42:12,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 3020 transitions. [2018-12-08 20:42:12,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:12,117 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:12,188 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:42:13,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:13,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 2571 states and 3020 transitions. [2018-12-08 20:42:13,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3020 transitions. [2018-12-08 20:42:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:13,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:13,193 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 20:42:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2572 states and 3022 transitions. [2018-12-08 20:42:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3022 transitions. [2018-12-08 20:42:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 20:42:13,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:13,868 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:42:14,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:14,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 2579 states and 3031 transitions. [2018-12-08 20:42:14,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 3031 transitions. [2018-12-08 20:42:14,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 20:42:14,856 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:15,922 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 20:42:20,182 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 26 [2018-12-08 20:42:22,479 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2018-12-08 20:42:23,499 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 30 [2018-12-08 20:42:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:26,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 2657 states and 3110 transitions. [2018-12-08 20:42:26,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3110 transitions. [2018-12-08 20:42:26,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 20:42:26,633 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:26,692 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:42:26,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:26,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 2659 states and 3111 transitions. [2018-12-08 20:42:26,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3111 transitions. [2018-12-08 20:42:26,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 20:42:26,893 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:27,115 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 20:42:28,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:28,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3145 states to 2690 states and 3145 transitions. [2018-12-08 20:42:28,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 3145 transitions. [2018-12-08 20:42:28,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 20:42:28,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:28,816 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 20:42:29,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:29,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3168 states to 2712 states and 3168 transitions. [2018-12-08 20:42:29,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2712 states and 3168 transitions. [2018-12-08 20:42:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 20:42:29,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:29,946 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 20:42:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 2728 states and 3185 transitions. [2018-12-08 20:42:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3185 transitions. [2018-12-08 20:42:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 20:42:30,973 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:31,048 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 20:42:31,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:31,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3187 states to 2731 states and 3187 transitions. [2018-12-08 20:42:31,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 3187 transitions. [2018-12-08 20:42:31,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 20:42:31,553 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:31,625 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 20:42:31,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:31,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 2743 states and 3198 transitions. [2018-12-08 20:42:31,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 3198 transitions. [2018-12-08 20:42:31,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 20:42:31,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:31,945 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-08 20:42:32,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:32,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2747 states and 3209 transitions. [2018-12-08 20:42:32,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2747 states and 3209 transitions. [2018-12-08 20:42:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 20:42:32,371 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:32,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:32,401 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-08 20:42:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:32,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 2749 states and 3211 transitions. [2018-12-08 20:42:32,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3211 transitions. [2018-12-08 20:42:32,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 20:42:32,875 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:32,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-08 20:42:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 2767 states and 3231 transitions. [2018-12-08 20:42:35,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2767 states and 3231 transitions. [2018-12-08 20:42:35,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 20:42:35,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:35,477 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-08 20:42:37,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:37,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 2780 states and 3243 transitions. [2018-12-08 20:42:37,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2780 states and 3243 transitions. [2018-12-08 20:42:37,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 20:42:37,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 20:42:43,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:43,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2855 states and 3319 transitions. [2018-12-08 20:42:43,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 3319 transitions. [2018-12-08 20:42:43,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 20:42:43,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:43,949 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 20:42:44,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:44,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3319 states to 2856 states and 3319 transitions. [2018-12-08 20:42:44,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 3319 transitions. [2018-12-08 20:42:44,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:42:44,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:42:46,246 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:42:59,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:42:59,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 2895 states and 3376 transitions. [2018-12-08 20:42:59,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3376 transitions. [2018-12-08 20:42:59,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:42:59,589 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:42:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:02,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:02,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 2902 states and 3384 transitions. [2018-12-08 20:43:02,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2902 states and 3384 transitions. [2018-12-08 20:43:02,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:43:02,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:02,853 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:03,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3389 states to 2904 states and 3389 transitions. [2018-12-08 20:43:03,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2904 states and 3389 transitions. [2018-12-08 20:43:03,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:43:03,490 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:06,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:06,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3393 states to 2907 states and 3393 transitions. [2018-12-08 20:43:06,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2907 states and 3393 transitions. [2018-12-08 20:43:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:43:06,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:06,993 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 2909 states and 3395 transitions. [2018-12-08 20:43:07,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3395 transitions. [2018-12-08 20:43:07,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:43:07,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:08,398 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:08,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3397 states to 2912 states and 3397 transitions. [2018-12-08 20:43:08,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 3397 transitions. [2018-12-08 20:43:08,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:43:08,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:09,357 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:09,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:09,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 2917 states and 3402 transitions. [2018-12-08 20:43:09,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2917 states and 3402 transitions. [2018-12-08 20:43:09,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:43:09,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:09,930 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 20:43:15,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:15,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 2953 states and 3439 transitions. [2018-12-08 20:43:15,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 3439 transitions. [2018-12-08 20:43:15,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:43:15,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:15,448 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 20:43:15,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:15,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 2954 states and 3440 transitions. [2018-12-08 20:43:15,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 3440 transitions. [2018-12-08 20:43:15,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 20:43:15,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:15,833 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 20:43:16,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:16,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 2956 states and 3442 transitions. [2018-12-08 20:43:16,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 3442 transitions. [2018-12-08 20:43:16,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 20:43:16,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:17,958 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:22,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 2984 states and 3486 transitions. [2018-12-08 20:43:22,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 3486 transitions. [2018-12-08 20:43:22,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 20:43:22,521 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:25,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:25,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 2991 states and 3496 transitions. [2018-12-08 20:43:25,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2991 states and 3496 transitions. [2018-12-08 20:43:25,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 20:43:25,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:25,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:26,322 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:26,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:26,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 2993 states and 3501 transitions. [2018-12-08 20:43:26,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 3501 transitions. [2018-12-08 20:43:26,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 20:43:26,905 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:28,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 2998 states and 3506 transitions. [2018-12-08 20:43:28,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2998 states and 3506 transitions. [2018-12-08 20:43:28,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 20:43:28,035 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:28,641 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:29,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 3001 states and 3508 transitions. [2018-12-08 20:43:29,145 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 3508 transitions. [2018-12-08 20:43:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 20:43:29,146 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:29,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:30,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:30,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3510 states to 3003 states and 3510 transitions. [2018-12-08 20:43:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3003 states and 3510 transitions. [2018-12-08 20:43:30,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 20:43:30,347 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:30,948 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 291 proven. 68 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 20:43:31,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:31,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 3006 states and 3512 transitions. [2018-12-08 20:43:31,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 3512 transitions. [2018-12-08 20:43:31,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 20:43:31,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-08 20:43:36,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:36,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 3057 states and 3570 transitions. [2018-12-08 20:43:36,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 3570 transitions. [2018-12-08 20:43:36,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 20:43:36,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:36,391 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-08 20:43:38,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:38,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 3097 states and 3617 transitions. [2018-12-08 20:43:38,398 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 3617 transitions. [2018-12-08 20:43:38,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 20:43:38,399 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:38,514 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-08 20:43:38,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:38,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3617 states to 3098 states and 3617 transitions. [2018-12-08 20:43:38,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 3617 transitions. [2018-12-08 20:43:38,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 20:43:38,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:38,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:38,906 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-08 20:43:40,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:40,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 3112 states and 3631 transitions. [2018-12-08 20:43:40,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 3631 transitions. [2018-12-08 20:43:40,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-08 20:43:40,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:40,145 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 288 proven. 4 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-08 20:43:40,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:40,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3641 states to 3123 states and 3641 transitions. [2018-12-08 20:43:40,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 3641 transitions. [2018-12-08 20:43:40,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 20:43:40,690 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:40,780 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 20:43:41,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:41,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3136 states and 3654 transitions. [2018-12-08 20:43:41,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3136 states and 3654 transitions. [2018-12-08 20:43:41,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 20:43:41,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:41,960 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 20:43:43,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:43,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3671 states to 3153 states and 3671 transitions. [2018-12-08 20:43:43,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 3671 transitions. [2018-12-08 20:43:43,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-08 20:43:43,057 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:43,156 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 20:43:43,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:43,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 3157 states and 3674 transitions. [2018-12-08 20:43:43,552 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3674 transitions. [2018-12-08 20:43:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:43,554 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:43,647 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:46,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:46,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 3186 states and 3711 transitions. [2018-12-08 20:43:46,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3186 states and 3711 transitions. [2018-12-08 20:43:46,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:46,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:46,162 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:46,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:46,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3712 states to 3187 states and 3712 transitions. [2018-12-08 20:43:46,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3187 states and 3712 transitions. [2018-12-08 20:43:46,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:46,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:46,815 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:48,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:48,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 3214 states and 3747 transitions. [2018-12-08 20:43:48,939 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 3747 transitions. [2018-12-08 20:43:48,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:48,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:49,037 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:49,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:49,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 3226 states and 3758 transitions. [2018-12-08 20:43:49,152 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 3758 transitions. [2018-12-08 20:43:49,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:49,154 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:49,330 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:50,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 3247 states and 3782 transitions. [2018-12-08 20:43:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 3782 transitions. [2018-12-08 20:43:50,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:50,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:51,010 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:51,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:51,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 3259 states and 3793 transitions. [2018-12-08 20:43:51,457 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 3793 transitions. [2018-12-08 20:43:51,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:51,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:51,549 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:52,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:52,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3795 states to 3260 states and 3795 transitions. [2018-12-08 20:43:52,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 3795 transitions. [2018-12-08 20:43:52,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:52,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:52,294 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:53,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:53,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3264 states and 3799 transitions. [2018-12-08 20:43:53,523 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 3799 transitions. [2018-12-08 20:43:53,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:53,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:53,625 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:54,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:54,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 3277 states and 3812 transitions. [2018-12-08 20:43:54,759 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 3812 transitions. [2018-12-08 20:43:54,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:54,761 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:54,947 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:56,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:56,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3288 states and 3825 transitions. [2018-12-08 20:43:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 3825 transitions. [2018-12-08 20:43:56,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 20:43:56,021 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:56,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:56,109 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 20:43:56,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3289 states and 3825 transitions. [2018-12-08 20:43:56,528 INFO L276 IsEmpty]: Start isEmpty. Operand 3289 states and 3825 transitions. [2018-12-08 20:43:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-08 20:43:56,530 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:56,596 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-08 20:43:56,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3293 states and 3828 transitions. [2018-12-08 20:43:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 3828 transitions. [2018-12-08 20:43:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-08 20:43:56,877 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:56,949 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-12-08 20:43:57,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:57,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3294 states and 3828 transitions. [2018-12-08 20:43:57,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 3828 transitions. [2018-12-08 20:43:57,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 20:43:57,024 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:57,159 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:43:59,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:43:59,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3856 states to 3313 states and 3856 transitions. [2018-12-08 20:43:59,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3313 states and 3856 transitions. [2018-12-08 20:43:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 20:43:59,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:43:59,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:43:59,912 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:44:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3863 states to 3320 states and 3863 transitions. [2018-12-08 20:44:00,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 3863 transitions. [2018-12-08 20:44:00,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 20:44:00,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:00,546 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:44:01,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:01,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3874 states to 3331 states and 3874 transitions. [2018-12-08 20:44:01,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 3874 transitions. [2018-12-08 20:44:01,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 20:44:01,178 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:01,305 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:44:01,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 3342 states and 3885 transitions. [2018-12-08 20:44:01,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3342 states and 3885 transitions. [2018-12-08 20:44:01,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 20:44:01,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:01,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:01,920 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:44:02,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:02,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 3348 states and 3890 transitions. [2018-12-08 20:44:02,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3348 states and 3890 transitions. [2018-12-08 20:44:02,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 20:44:02,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:02,449 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:44:03,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:03,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3354 states and 3895 transitions. [2018-12-08 20:44:03,187 INFO L276 IsEmpty]: Start isEmpty. Operand 3354 states and 3895 transitions. [2018-12-08 20:44:03,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 20:44:03,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:03,319 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:44:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:04,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 3360 states and 3900 transitions. [2018-12-08 20:44:04,105 INFO L276 IsEmpty]: Start isEmpty. Operand 3360 states and 3900 transitions. [2018-12-08 20:44:04,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-12-08 20:44:04,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:04,227 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 388 proven. 6 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-12-08 20:44:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:04,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 3364 states and 3903 transitions. [2018-12-08 20:44:04,644 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 3903 transitions. [2018-12-08 20:44:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-08 20:44:04,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 305 proven. 2 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-08 20:44:05,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3374 states and 3912 transitions. [2018-12-08 20:44:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 3912 transitions. [2018-12-08 20:44:05,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-08 20:44:05,575 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:05,691 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 20:44:06,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:06,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3932 states to 3392 states and 3932 transitions. [2018-12-08 20:44:06,906 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 3932 transitions. [2018-12-08 20:44:06,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-08 20:44:06,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:07,040 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 20:44:08,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:08,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3939 states to 3400 states and 3939 transitions. [2018-12-08 20:44:08,969 INFO L276 IsEmpty]: Start isEmpty. Operand 3400 states and 3939 transitions. [2018-12-08 20:44:08,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-08 20:44:08,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:09,109 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 20:44:10,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 3419 states and 3957 transitions. [2018-12-08 20:44:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 3957 transitions. [2018-12-08 20:44:10,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-08 20:44:10,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 20:44:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 20:44:10,506 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 20:44:14,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 20:44:14,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3154 states and 3662 transitions. [2018-12-08 20:44:14,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 3662 transitions. [2018-12-08 20:44:14,119 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 20:44:14,119 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 278 iterations. [2018-12-08 20:44:14,127 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 20:44:14,247 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-08 20:44:14,350 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-08 20:44:14,491 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 20:44:14,634 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-08 20:44:14,765 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 20:44:14,946 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-08 20:44:15,188 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 20:44:15,293 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 20:44:15,568 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-08 20:44:15,690 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-08 20:44:15,853 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 17 [2018-12-08 20:44:16,039 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-08 20:44:16,153 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-08 20:44:16,304 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-08 20:44:16,405 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 17 [2018-12-08 20:44:16,520 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 17 [2018-12-08 20:44:16,624 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 20:44:16,968 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-12-08 20:44:17,162 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 53 [2018-12-08 20:44:17,384 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-12-08 20:44:17,587 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-08 20:44:17,690 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 17 [2018-12-08 20:44:17,807 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 20:44:17,917 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-12-08 20:44:18,029 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 17 [2018-12-08 20:44:18,453 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 17 [2018-12-08 20:44:18,559 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 17 [2018-12-08 20:44:18,852 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-08 20:44:18,955 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-12-08 20:44:19,154 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 17 [2018-12-08 20:44:19,330 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-08 20:44:19,582 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 20:44:20,032 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-08 20:44:20,149 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-08 20:44:20,304 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-08 20:44:20,582 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 17 [2018-12-08 20:44:20,728 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-08 20:44:20,828 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-08 20:44:21,072 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 17 [2018-12-08 20:44:21,178 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 17 [2018-12-08 20:44:21,298 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 20:44:21,418 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-08 20:44:21,522 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 17 [2018-12-08 20:44:21,689 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 51 [2018-12-08 20:44:21,790 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 17 [2018-12-08 20:44:21,928 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 20:44:21,930 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-08 20:44:21,935 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-08 20:44:21,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 08:44:21 ImpRootNode [2018-12-08 20:44:21,936 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 20:44:21,936 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 20:44:21,936 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 20:44:21,936 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 20:44:21,937 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 08:40:02" (3/4) ... [2018-12-08 20:44:21,939 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 20:44:21,949 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-12-08 20:44:21,950 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-08 20:44:21,950 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 20:44:21,951 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-08 20:44:22,007 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_396492db-8825-49cb-90ee-3ac7071c54b5/bin-2019/ukojak/witness.graphml [2018-12-08 20:44:22,007 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 20:44:22,008 INFO L168 Benchmark]: Toolchain (without parser) took 260934.25 ms. Allocated memory was 1.0 GB in the beginning and 3.6 GB in the end (delta: 2.6 GB). Free memory was 953.4 MB in the beginning and 1.5 GB in the end (delta: -594.7 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-12-08 20:44:22,009 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:44:22,009 INFO L168 Benchmark]: CACSL2BoogieTranslator took 328.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 953.4 MB in the beginning and 1.1 GB in the end (delta: -187.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. [2018-12-08 20:44:22,009 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-08 20:44:22,009 INFO L168 Benchmark]: Boogie Preprocessor took 28.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 20:44:22,009 INFO L168 Benchmark]: RCFGBuilder took 1041.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 913.0 MB in the end (delta: 220.8 MB). Peak memory consumption was 220.8 MB. Max. memory is 11.5 GB. [2018-12-08 20:44:22,009 INFO L168 Benchmark]: CodeCheck took 259423.38 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 913.0 MB in the beginning and 1.6 GB in the end (delta: -684.7 MB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2018-12-08 20:44:22,010 INFO L168 Benchmark]: Witness Printer took 71.28 ms. Allocated memory is still 3.6 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. [2018-12-08 20:44:22,011 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 251.5s OverallTime, 278 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 16384 SDtfs, -1855290108 SDslu, 1073840128 SDs, 0 SdLazy, -900646952 SolverSat, 1543528544 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1289.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 344105 GetRequests, 337113 SyntacticMatches, 4978 SemanticMatches, 2014 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3117497 ImplicationChecksByTransitivity, 221.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.8s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 25.8s InterpolantComputationTime, 51520 NumberOfCodeBlocks, 51520 NumberOfCodeBlocksAsserted, 277 NumberOfCheckSat, 51243 ConstructedInterpolants, 0 QuantifiedInterpolants, 33711107 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 277 InterpolantComputations, 199 PerfectInterpolantSequences, 48104/49475 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: 484]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 328.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 953.4 MB in the beginning and 1.1 GB in the end (delta: -187.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.36 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1041.94 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 913.0 MB in the end (delta: 220.8 MB). Peak memory consumption was 220.8 MB. Max. memory is 11.5 GB. * CodeCheck took 259423.38 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 913.0 MB in the beginning and 1.6 GB in the end (delta: -684.7 MB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. * Witness Printer took 71.28 ms. Allocated memory is still 3.6 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 49.5 MB). Peak memory consumption was 49.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...