./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label42_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label42_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/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 1ced3eb982b16bda97708eba7d7a33ef6d709871 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 03:12:47,539 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 03:12:47,540 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 03:12:47,548 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 03:12:47,548 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 03:12:47,548 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 03:12:47,549 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 03:12:47,551 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 03:12:47,552 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 03:12:47,552 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 03:12:47,553 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 03:12:47,553 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 03:12:47,554 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 03:12:47,554 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 03:12:47,555 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 03:12:47,555 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 03:12:47,556 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 03:12:47,556 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 03:12:47,557 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 03:12:47,558 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 03:12:47,559 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 03:12:47,560 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 03:12:47,561 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 03:12:47,562 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 03:12:47,562 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 03:12:47,562 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 03:12:47,563 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 03:12:47,563 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 03:12:47,564 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 03:12:47,565 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 03:12:47,565 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 03:12:47,566 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 03:12:47,566 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 03:12:47,566 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 03:12:47,567 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 03:12:47,567 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 03:12:47,567 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 03:12:47,574 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 03:12:47,575 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 03:12:47,575 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 03:12:47,575 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 03:12:47,576 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 03:12:47,576 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 03:12:47,576 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 03:12:47,576 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 03:12:47,576 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 03:12:47,576 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 03:12:47,577 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 03:12:47,577 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 03:12:47,577 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 03:12:47,577 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 03:12:47,577 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 03:12:47,577 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 03:12:47,577 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 03:12:47,578 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 03:12:47,578 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 03:12:47,578 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 03:12:47,578 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 03:12:47,578 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:12:47,578 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 03:12:47,578 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 03:12:47,578 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 03:12:47,579 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 03:12:47,579 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 03:12:47,579 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 03:12:47,579 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_5696233d-a720-41ef-8a31-a23c6c859e03/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 -> 1ced3eb982b16bda97708eba7d7a33ef6d709871 [2018-11-10 03:12:47,604 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 03:12:47,613 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 03:12:47,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 03:12:47,617 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 03:12:47,617 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 03:12:47,617 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label42_true-unreach-call_false-termination.c [2018-11-10 03:12:47,662 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/data/c4ac68949/c2d465692d6947d198de1bfd665a4b9d/FLAG167135e45 [2018-11-10 03:12:48,112 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 03:12:48,113 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/sv-benchmarks/c/eca-rers2012/Problem01_label42_true-unreach-call_false-termination.c [2018-11-10 03:12:48,121 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/data/c4ac68949/c2d465692d6947d198de1bfd665a4b9d/FLAG167135e45 [2018-11-10 03:12:48,133 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/data/c4ac68949/c2d465692d6947d198de1bfd665a4b9d [2018-11-10 03:12:48,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 03:12:48,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 03:12:48,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 03:12:48,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 03:12:48,140 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 03:12:48,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18da3d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48, skipping insertion in model container [2018-11-10 03:12:48,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 03:12:48,184 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 03:12:48,403 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:12:48,407 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 03:12:48,470 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 03:12:48,479 INFO L193 MainTranslator]: Completed translation [2018-11-10 03:12:48,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48 WrapperNode [2018-11-10 03:12:48,480 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 03:12:48,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 03:12:48,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 03:12:48,480 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 03:12:48,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,497 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 03:12:48,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 03:12:48,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 03:12:48,585 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 03:12:48,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... [2018-11-10 03:12:48,624 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 03:12:48,625 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 03:12:48,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 03:12:48,625 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 03:12:48,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 03:12:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 03:12:48,677 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 03:12:48,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 03:12:48,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 03:12:49,987 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 03:12:49,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:12:49 BoogieIcfgContainer [2018-11-10 03:12:49,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 03:12:49,988 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 03:12:49,988 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 03:12:49,995 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 03:12:49,995 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:12:49" (1/1) ... [2018-11-10 03:12:50,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 03:12:50,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:50,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-10 03:12:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-10 03:12:50,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-10 03:12:50,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:50,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:12:50,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:50,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 147 states and 233 transitions. [2018-11-10 03:12:50,717 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 233 transitions. [2018-11-10 03:12:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-10 03:12:50,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:50,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 03:12:51,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:51,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 222 states and 313 transitions. [2018-11-10 03:12:51,249 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 313 transitions. [2018-11-10 03:12:51,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-10 03:12:51,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:51,319 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:12:51,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:51,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 293 states and 388 transitions. [2018-11-10 03:12:51,746 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 388 transitions. [2018-11-10 03:12:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-11-10 03:12:51,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:51,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:12:51,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:51,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 301 states and 399 transitions. [2018-11-10 03:12:51,915 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 399 transitions. [2018-11-10 03:12:51,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 03:12:51,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:51,977 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:12:52,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:52,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 310 states and 412 transitions. [2018-11-10 03:12:52,190 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 412 transitions. [2018-11-10 03:12:52,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 03:12:52,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:52,217 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:12:52,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:52,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 318 states and 422 transitions. [2018-11-10 03:12:52,429 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 422 transitions. [2018-11-10 03:12:52,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-10 03:12:52,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:52,461 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:12:52,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 323 states and 427 transitions. [2018-11-10 03:12:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 427 transitions. [2018-11-10 03:12:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-10 03:12:52,500 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:52,522 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:12:52,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:52,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 328 states and 435 transitions. [2018-11-10 03:12:52,735 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 435 transitions. [2018-11-10 03:12:52,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-10 03:12:52,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:52,758 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 03:12:53,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:53,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 342 states and 452 transitions. [2018-11-10 03:12:53,029 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 452 transitions. [2018-11-10 03:12:53,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 03:12:53,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:53,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:53,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 352 states and 466 transitions. [2018-11-10 03:12:53,346 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 466 transitions. [2018-11-10 03:12:53,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-10 03:12:53,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:53,399 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:53,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:53,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 353 states and 468 transitions. [2018-11-10 03:12:53,507 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 468 transitions. [2018-11-10 03:12:53,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-10 03:12:53,508 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:53,613 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:54,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:54,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 368 states and 488 transitions. [2018-11-10 03:12:54,061 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 488 transitions. [2018-11-10 03:12:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-10 03:12:54,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 369 states and 490 transitions. [2018-11-10 03:12:54,104 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 490 transitions. [2018-11-10 03:12:54,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-10 03:12:54,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:54,150 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:54,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:54,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 373 states and 496 transitions. [2018-11-10 03:12:54,284 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 496 transitions. [2018-11-10 03:12:54,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-10 03:12:54,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:54,379 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:12:54,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:54,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 389 states and 517 transitions. [2018-11-10 03:12:54,983 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 517 transitions. [2018-11-10 03:12:54,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 03:12:54,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:55,005 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 03:12:55,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:55,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 390 states and 517 transitions. [2018-11-10 03:12:55,062 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 517 transitions. [2018-11-10 03:12:55,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-10 03:12:55,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:55,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:55,085 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:55,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:55,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 392 states and 520 transitions. [2018-11-10 03:12:55,225 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 520 transitions. [2018-11-10 03:12:55,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-10 03:12:55,226 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:55,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:55,250 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:12:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:55,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 406 states and 536 transitions. [2018-11-10 03:12:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 536 transitions. [2018-11-10 03:12:55,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-10 03:12:55,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 03:12:55,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:55,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 417 states and 547 transitions. [2018-11-10 03:12:55,797 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 547 transitions. [2018-11-10 03:12:55,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 03:12:55,798 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:55,911 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 03:12:56,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:56,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 423 states and 555 transitions. [2018-11-10 03:12:56,178 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 555 transitions. [2018-11-10 03:12:56,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 03:12:56,179 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:56,206 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 03:12:56,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:56,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 438 states and 573 transitions. [2018-11-10 03:12:56,814 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 573 transitions. [2018-11-10 03:12:56,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-10 03:12:56,815 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:56,917 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:57,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:57,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 463 states and 608 transitions. [2018-11-10 03:12:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 608 transitions. [2018-11-10 03:12:57,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 03:12:57,542 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:57,571 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:12:57,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:57,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 466 states and 611 transitions. [2018-11-10 03:12:57,661 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 611 transitions. [2018-11-10 03:12:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 03:12:57,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:57,685 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:12:57,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:57,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 471 states and 616 transitions. [2018-11-10 03:12:57,775 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 616 transitions. [2018-11-10 03:12:57,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-10 03:12:57,776 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:57,800 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:58,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:58,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 478 states and 625 transitions. [2018-11-10 03:12:58,024 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 625 transitions. [2018-11-10 03:12:58,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-10 03:12:58,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:58,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:58,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:58,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 481 states and 629 transitions. [2018-11-10 03:12:58,112 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 629 transitions. [2018-11-10 03:12:58,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 03:12:58,113 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:12:58,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:58,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 483 states and 634 transitions. [2018-11-10 03:12:58,281 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 634 transitions. [2018-11-10 03:12:58,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-10 03:12:58,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:58,406 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:59,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:59,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 497 states and 653 transitions. [2018-11-10 03:12:59,358 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 653 transitions. [2018-11-10 03:12:59,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 03:12:59,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:59,376 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:59,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:59,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 501 states and 657 transitions. [2018-11-10 03:12:59,540 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 657 transitions. [2018-11-10 03:12:59,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 03:12:59,540 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:59,557 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:12:59,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:12:59,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 516 states and 673 transitions. [2018-11-10 03:12:59,965 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 673 transitions. [2018-11-10 03:12:59,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 03:12:59,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:12:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:12:59,985 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:13:00,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:00,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 530 states and 691 transitions. [2018-11-10 03:13:00,343 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 691 transitions. [2018-11-10 03:13:00,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-10 03:13:00,344 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:00,361 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:00,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 539 states and 700 transitions. [2018-11-10 03:13:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 700 transitions. [2018-11-10 03:13:00,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-10 03:13:00,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:00,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:00,412 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:00,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:00,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 555 states and 720 transitions. [2018-11-10 03:13:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 720 transitions. [2018-11-10 03:13:00,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-10 03:13:00,702 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:00,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:01,017 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:13:02,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:02,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 581 states and 758 transitions. [2018-11-10 03:13:02,313 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 758 transitions. [2018-11-10 03:13:02,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-10 03:13:02,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:02,402 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:13:02,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 582 states and 760 transitions. [2018-11-10 03:13:02,596 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 760 transitions. [2018-11-10 03:13:02,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 03:13:02,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:02,636 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-10 03:13:02,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 591 states and 771 transitions. [2018-11-10 03:13:02,803 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 771 transitions. [2018-11-10 03:13:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-11-10 03:13:02,804 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:03,156 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:13:04,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:04,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 605 states and 788 transitions. [2018-11-10 03:13:04,009 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 788 transitions. [2018-11-10 03:13:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:13:04,010 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:04,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:04,037 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 03:13:04,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:04,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 622 states and 808 transitions. [2018-11-10 03:13:04,480 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 808 transitions. [2018-11-10 03:13:04,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:13:04,481 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:04,510 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:13:04,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:04,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 630 states and 816 transitions. [2018-11-10 03:13:04,556 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 816 transitions. [2018-11-10 03:13:04,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:13:04,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:04,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:13:05,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:05,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 637 states and 827 transitions. [2018-11-10 03:13:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 827 transitions. [2018-11-10 03:13:05,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:13:05,250 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:05,278 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:13:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:05,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 641 states and 832 transitions. [2018-11-10 03:13:05,478 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 832 transitions. [2018-11-10 03:13:05,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 03:13:05,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:05,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:05,505 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:13:05,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:05,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 642 states and 833 transitions. [2018-11-10 03:13:05,713 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 833 transitions. [2018-11-10 03:13:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 03:13:05,714 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:05,741 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:13:05,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:05,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 643 states and 834 transitions. [2018-11-10 03:13:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 834 transitions. [2018-11-10 03:13:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 03:13:05,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:05,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:05,804 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:13:05,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:05,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 644 states and 836 transitions. [2018-11-10 03:13:05,999 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 836 transitions. [2018-11-10 03:13:06,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-10 03:13:06,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:06,024 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-10 03:13:06,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:06,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 646 states and 838 transitions. [2018-11-10 03:13:06,232 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 838 transitions. [2018-11-10 03:13:06,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 03:13:06,233 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:06,270 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:13:07,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:07,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 658 states and 858 transitions. [2018-11-10 03:13:07,411 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 858 transitions. [2018-11-10 03:13:07,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 03:13:07,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:07,464 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:13:07,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 661 states and 860 transitions. [2018-11-10 03:13:07,595 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 860 transitions. [2018-11-10 03:13:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 03:13:07,596 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:07,617 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:13:07,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:07,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 664 states and 863 transitions. [2018-11-10 03:13:07,808 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 863 transitions. [2018-11-10 03:13:07,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-10 03:13:07,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:07,829 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-10 03:13:07,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:07,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 667 states and 866 transitions. [2018-11-10 03:13:07,937 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 866 transitions. [2018-11-10 03:13:07,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 03:13:07,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:08,079 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:13:08,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:08,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 669 states and 868 transitions. [2018-11-10 03:13:08,525 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 868 transitions. [2018-11-10 03:13:08,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-10 03:13:08,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:08,571 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-10 03:13:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 672 states and 870 transitions. [2018-11-10 03:13:08,754 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 870 transitions. [2018-11-10 03:13:08,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-11-10 03:13:08,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:08,778 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:13:08,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 673 states and 871 transitions. [2018-11-10 03:13:08,790 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 871 transitions. [2018-11-10 03:13:08,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-10 03:13:08,791 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:10,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:10,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 718 states and 920 transitions. [2018-11-10 03:13:10,784 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 920 transitions. [2018-11-10 03:13:10,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-10 03:13:10,785 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:10,901 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 03:13:11,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:11,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 728 states and 935 transitions. [2018-11-10 03:13:11,201 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 935 transitions. [2018-11-10 03:13:11,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 03:13:11,201 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:11,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:11,236 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:11,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:11,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 762 states and 971 transitions. [2018-11-10 03:13:11,586 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 971 transitions. [2018-11-10 03:13:11,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-10 03:13:11,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:11,607 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:13,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:13,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 783 states and 996 transitions. [2018-11-10 03:13:13,113 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 996 transitions. [2018-11-10 03:13:13,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 03:13:13,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:13,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:13,136 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:13:13,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:13,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 793 states and 1007 transitions. [2018-11-10 03:13:13,545 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1007 transitions. [2018-11-10 03:13:13,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-10 03:13:13,545 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:13,566 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:13:13,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:13,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 794 states and 1007 transitions. [2018-11-10 03:13:13,680 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1007 transitions. [2018-11-10 03:13:13,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 03:13:13,680 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-10 03:13:13,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:13,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 799 states and 1013 transitions. [2018-11-10 03:13:13,777 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1013 transitions. [2018-11-10 03:13:13,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 03:13:13,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:14,115 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-10 03:13:15,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:15,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 809 states and 1029 transitions. [2018-11-10 03:13:15,239 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1029 transitions. [2018-11-10 03:13:15,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 03:13:15,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:15,508 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 03:13:16,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:16,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 847 states and 1069 transitions. [2018-11-10 03:13:16,412 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1069 transitions. [2018-11-10 03:13:16,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-10 03:13:16,413 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:16,517 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-10 03:13:16,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:16,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 855 states and 1079 transitions. [2018-11-10 03:13:16,893 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1079 transitions. [2018-11-10 03:13:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-10 03:13:16,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-10 03:13:17,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:17,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 869 states and 1097 transitions. [2018-11-10 03:13:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1097 transitions. [2018-11-10 03:13:17,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-10 03:13:17,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:17,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:17,952 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-10 03:13:19,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 883 states and 1118 transitions. [2018-11-10 03:13:19,010 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1118 transitions. [2018-11-10 03:13:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-10 03:13:19,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:19,076 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:19,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:19,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 900 states and 1137 transitions. [2018-11-10 03:13:19,129 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1137 transitions. [2018-11-10 03:13:19,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-10 03:13:19,130 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:19,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:19,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 919 states and 1160 transitions. [2018-11-10 03:13:19,219 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1160 transitions. [2018-11-10 03:13:19,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 03:13:19,220 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:19,254 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-10 03:13:19,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:19,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 921 states and 1170 transitions. [2018-11-10 03:13:19,295 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1170 transitions. [2018-11-10 03:13:19,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-10 03:13:19,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:19,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:19,322 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-10 03:13:19,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:19,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 938 states and 1188 transitions. [2018-11-10 03:13:19,373 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1188 transitions. [2018-11-10 03:13:19,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-10 03:13:19,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:19,410 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-10 03:13:19,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:19,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 942 states and 1191 transitions. [2018-11-10 03:13:19,586 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1191 transitions. [2018-11-10 03:13:19,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 03:13:19,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:19,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:19,758 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:20,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:20,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 967 states and 1229 transitions. [2018-11-10 03:13:20,911 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1229 transitions. [2018-11-10 03:13:20,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 03:13:20,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:20,964 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:21,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:21,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 977 states and 1242 transitions. [2018-11-10 03:13:21,463 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1242 transitions. [2018-11-10 03:13:21,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-10 03:13:21,464 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:21,524 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:21,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:21,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 982 states and 1248 transitions. [2018-11-10 03:13:21,950 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1248 transitions. [2018-11-10 03:13:21,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-10 03:13:21,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:21,993 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2018-11-10 03:13:22,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:22,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 991 states and 1257 transitions. [2018-11-10 03:13:22,286 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1257 transitions. [2018-11-10 03:13:22,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-10 03:13:22,287 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:22,343 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-10 03:13:22,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:22,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 995 states and 1261 transitions. [2018-11-10 03:13:22,367 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1261 transitions. [2018-11-10 03:13:22,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 03:13:22,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:22,399 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:23,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:23,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1028 states and 1300 transitions. [2018-11-10 03:13:23,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1300 transitions. [2018-11-10 03:13:23,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 03:13:23,163 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:23,193 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:23,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:23,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1031 states and 1301 transitions. [2018-11-10 03:13:23,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1301 transitions. [2018-11-10 03:13:23,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-10 03:13:23,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:23,363 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 03:13:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:23,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 1032 states and 1301 transitions. [2018-11-10 03:13:23,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1301 transitions. [2018-11-10 03:13:23,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-10 03:13:23,589 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:23,654 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 102 proven. 5 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-10 03:13:25,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:25,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1134 states and 1411 transitions. [2018-11-10 03:13:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1411 transitions. [2018-11-10 03:13:25,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-10 03:13:25,363 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:25,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:25,784 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:27,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:27,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1159 states and 1438 transitions. [2018-11-10 03:13:27,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1438 transitions. [2018-11-10 03:13:27,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 03:13:27,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:27,173 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-10 03:13:27,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:27,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1160 states and 1438 transitions. [2018-11-10 03:13:27,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 1438 transitions. [2018-11-10 03:13:27,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 03:13:27,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:27,495 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-10 03:13:27,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:27,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1161 states and 1438 transitions. [2018-11-10 03:13:27,733 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1438 transitions. [2018-11-10 03:13:27,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-10 03:13:27,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:27,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:27,791 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-10 03:13:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:27,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1162 states and 1438 transitions. [2018-11-10 03:13:27,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1438 transitions. [2018-11-10 03:13:28,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-10 03:13:28,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:28,393 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:29,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:29,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1231 states and 1517 transitions. [2018-11-10 03:13:29,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1517 transitions. [2018-11-10 03:13:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-10 03:13:29,917 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:29,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:29,961 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:31,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:31,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 1262 states and 1548 transitions. [2018-11-10 03:13:31,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1548 transitions. [2018-11-10 03:13:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-10 03:13:31,092 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:31,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:31,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1566 states to 1281 states and 1566 transitions. [2018-11-10 03:13:31,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1566 transitions. [2018-11-10 03:13:31,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-10 03:13:31,470 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 03:13:31,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:31,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1302 states and 1589 transitions. [2018-11-10 03:13:31,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1589 transitions. [2018-11-10 03:13:31,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-10 03:13:31,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:31,905 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 03:13:32,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:32,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1312 states and 1599 transitions. [2018-11-10 03:13:32,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1599 transitions. [2018-11-10 03:13:32,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-10 03:13:32,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:32,498 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 03:13:32,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:32,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1322 states and 1608 transitions. [2018-11-10 03:13:32,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1608 transitions. [2018-11-10 03:13:32,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-10 03:13:32,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-10 03:13:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:33,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1328 states and 1613 transitions. [2018-11-10 03:13:33,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1613 transitions. [2018-11-10 03:13:33,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-10 03:13:33,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:33,222 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-11-10 03:13:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:33,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1332 states and 1616 transitions. [2018-11-10 03:13:33,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1616 transitions. [2018-11-10 03:13:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2018-11-10 03:13:33,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:33,385 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-10 03:13:34,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:34,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1346 states and 1631 transitions. [2018-11-10 03:13:34,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1631 transitions. [2018-11-10 03:13:34,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-10 03:13:34,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:34,230 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 153 proven. 10 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-10 03:13:35,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:35,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1358 states and 1645 transitions. [2018-11-10 03:13:35,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1645 transitions. [2018-11-10 03:13:35,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:35,367 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:35,413 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 03:13:35,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:35,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1360 states and 1647 transitions. [2018-11-10 03:13:35,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1647 transitions. [2018-11-10 03:13:35,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:35,442 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:35,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:35,487 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 03:13:35,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1361 states and 1647 transitions. [2018-11-10 03:13:35,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1647 transitions. [2018-11-10 03:13:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:35,546 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:35,586 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 03:13:36,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:36,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1377 states and 1667 transitions. [2018-11-10 03:13:36,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1667 transitions. [2018-11-10 03:13:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:36,054 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:36,094 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 03:13:36,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1378 states and 1669 transitions. [2018-11-10 03:13:36,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1669 transitions. [2018-11-10 03:13:36,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:36,136 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:36,177 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 03:13:36,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:36,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1382 states and 1673 transitions. [2018-11-10 03:13:36,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1673 transitions. [2018-11-10 03:13:36,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:36,469 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-10 03:13:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1383 states and 1673 transitions. [2018-11-10 03:13:36,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 1673 transitions. [2018-11-10 03:13:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:36,691 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:37,332 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:40,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:40,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1760 states to 1453 states and 1760 transitions. [2018-11-10 03:13:40,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1760 transitions. [2018-11-10 03:13:40,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:40,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:40,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:41,016 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:42,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:42,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1492 states and 1805 transitions. [2018-11-10 03:13:42,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1492 states and 1805 transitions. [2018-11-10 03:13:42,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:42,104 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:42,202 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:42,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:42,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1509 states and 1821 transitions. [2018-11-10 03:13:42,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1821 transitions. [2018-11-10 03:13:42,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:42,562 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:42,686 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:43,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:43,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 1510 states and 1821 transitions. [2018-11-10 03:13:43,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1821 transitions. [2018-11-10 03:13:43,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:43,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:43,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:43,144 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:43,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:43,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1519 states and 1831 transitions. [2018-11-10 03:13:43,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1831 transitions. [2018-11-10 03:13:43,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-11-10 03:13:43,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:43,970 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 219 proven. 32 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:44,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:44,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1835 states to 1524 states and 1835 transitions. [2018-11-10 03:13:44,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1835 transitions. [2018-11-10 03:13:44,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-11-10 03:13:44,361 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:44,404 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2018-11-10 03:13:44,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:44,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1529 states and 1842 transitions. [2018-11-10 03:13:44,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1842 transitions. [2018-11-10 03:13:44,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 03:13:44,923 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:45,039 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 225 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 03:13:45,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:45,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 1540 states and 1853 transitions. [2018-11-10 03:13:45,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1853 transitions. [2018-11-10 03:13:45,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 03:13:45,626 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 225 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 03:13:45,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:45,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1556 states and 1867 transitions. [2018-11-10 03:13:45,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1867 transitions. [2018-11-10 03:13:45,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 03:13:45,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:46,016 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 225 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 03:13:46,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:46,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1559 states and 1869 transitions. [2018-11-10 03:13:46,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1869 transitions. [2018-11-10 03:13:46,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-11-10 03:13:46,433 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:46,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 225 proven. 4 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-11-10 03:13:46,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:46,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1569 states and 1878 transitions. [2018-11-10 03:13:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1878 transitions. [2018-11-10 03:13:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-10 03:13:46,813 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:46,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:46,864 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 03:13:46,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:46,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1571 states and 1880 transitions. [2018-11-10 03:13:46,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1880 transitions. [2018-11-10 03:13:46,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2018-11-10 03:13:46,904 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:46,973 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-10 03:13:48,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:48,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1593 states and 1909 transitions. [2018-11-10 03:13:48,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 1909 transitions. [2018-11-10 03:13:48,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:13:48,632 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:48,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:51,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:51,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1661 states and 1984 transitions. [2018-11-10 03:13:51,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 1984 transitions. [2018-11-10 03:13:51,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:13:51,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:52,014 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:13:52,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:52,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1668 states and 1989 transitions. [2018-11-10 03:13:52,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 1989 transitions. [2018-11-10 03:13:52,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:13:52,629 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-10 03:13:53,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:53,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1673 states and 1994 transitions. [2018-11-10 03:13:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 1994 transitions. [2018-11-10 03:13:53,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:13:53,259 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:53,307 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 241 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2018-11-10 03:13:53,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:53,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1674 states and 1994 transitions. [2018-11-10 03:13:53,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 1994 transitions. [2018-11-10 03:13:53,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:13:53,336 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:13:54,416 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 258 proven. 70 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 03:13:59,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:13:59,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1744 states and 2083 transitions. [2018-11-10 03:13:59,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2083 transitions. [2018-11-10 03:13:59,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-10 03:13:59,760 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:13:59,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:00,262 INFO L134 CoverageAnalysis]: Checked inductivity of 444 backedges. 258 proven. 70 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-10 03:14:01,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:01,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1751 states and 2090 transitions. [2018-11-10 03:14:01,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2090 transitions. [2018-11-10 03:14:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-10 03:14:01,382 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:01,665 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 218 proven. 11 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-11-10 03:14:03,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:03,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1770 states and 2116 transitions. [2018-11-10 03:14:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2116 transitions. [2018-11-10 03:14:03,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-10 03:14:03,217 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:03,889 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:05,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:05,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1789 states and 2138 transitions. [2018-11-10 03:14:05,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2138 transitions. [2018-11-10 03:14:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2018-11-10 03:14:05,375 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:05,500 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 233 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-10 03:14:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:05,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1791 states and 2140 transitions. [2018-11-10 03:14:05,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2140 transitions. [2018-11-10 03:14:05,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-10 03:14:05,700 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:05,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:05,909 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 233 proven. 4 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-10 03:14:08,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:08,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1860 states and 2218 transitions. [2018-11-10 03:14:08,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2218 transitions. [2018-11-10 03:14:08,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:08,839 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:14,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:14,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1925 states and 2299 transitions. [2018-11-10 03:14:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2299 transitions. [2018-11-10 03:14:14,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:14,022 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:14,444 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:17,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:17,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 1973 states and 2360 transitions. [2018-11-10 03:14:17,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2360 transitions. [2018-11-10 03:14:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:17,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:18,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:18,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 1994 states and 2380 transitions. [2018-11-10 03:14:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2380 transitions. [2018-11-10 03:14:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:18,570 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:18,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:18,997 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:19,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 2010 states and 2396 transitions. [2018-11-10 03:14:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 2396 transitions. [2018-11-10 03:14:19,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:19,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:19,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:20,408 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:20,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:20,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2015 states and 2400 transitions. [2018-11-10 03:14:20,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2400 transitions. [2018-11-10 03:14:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:20,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:21,383 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:21,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:21,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 2016 states and 2401 transitions. [2018-11-10 03:14:21,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 2401 transitions. [2018-11-10 03:14:21,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:21,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:22,183 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:22,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:22,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2017 states and 2402 transitions. [2018-11-10 03:14:22,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2402 transitions. [2018-11-10 03:14:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:22,642 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:23,088 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:23,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:23,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 2019 states and 2404 transitions. [2018-11-10 03:14:23,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 2404 transitions. [2018-11-10 03:14:23,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:23,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:24,001 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 2035 states and 2421 transitions. [2018-11-10 03:14:24,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2421 transitions. [2018-11-10 03:14:24,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:24,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:25,004 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:25,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:25,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2049 states and 2435 transitions. [2018-11-10 03:14:25,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2435 transitions. [2018-11-10 03:14:25,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-10 03:14:25,688 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:27,033 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2018-11-10 03:14:30,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:30,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2097 states and 2488 transitions. [2018-11-10 03:14:30,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2488 transitions. [2018-11-10 03:14:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-10 03:14:30,406 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:30,460 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 261 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-10 03:14:30,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:30,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2100 states and 2492 transitions. [2018-11-10 03:14:30,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2492 transitions. [2018-11-10 03:14:30,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-10 03:14:30,697 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:32,425 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 03:14:36,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:36,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2130 states and 2526 transitions. [2018-11-10 03:14:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2526 transitions. [2018-11-10 03:14:36,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-10 03:14:36,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:36,401 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 03:14:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:38,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2153 states and 2548 transitions. [2018-11-10 03:14:38,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2548 transitions. [2018-11-10 03:14:38,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 03:14:38,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:38,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 03:14:43,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:43,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2169 states and 2568 transitions. [2018-11-10 03:14:43,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2568 transitions. [2018-11-10 03:14:43,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-10 03:14:43,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:43,504 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-10 03:14:45,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:45,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2206 states and 2605 transitions. [2018-11-10 03:14:45,776 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2605 transitions. [2018-11-10 03:14:45,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 03:14:45,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:46,614 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:49,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2242 states and 2646 transitions. [2018-11-10 03:14:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 2646 transitions. [2018-11-10 03:14:49,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 03:14:49,565 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:52,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:52,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2257 states and 2667 transitions. [2018-11-10 03:14:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 2667 transitions. [2018-11-10 03:14:52,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 03:14:52,911 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:52,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:53,063 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:53,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2261 states and 2673 transitions. [2018-11-10 03:14:53,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 2673 transitions. [2018-11-10 03:14:53,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-10 03:14:53,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:53,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:53,793 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:54,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2265 states and 2677 transitions. [2018-11-10 03:14:54,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2677 transitions. [2018-11-10 03:14:54,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-10 03:14:54,224 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:54,518 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-10 03:14:54,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2679 states to 2267 states and 2679 transitions. [2018-11-10 03:14:54,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 2679 transitions. [2018-11-10 03:14:54,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-10 03:14:54,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:54,706 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 311 proven. 5 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2018-11-10 03:14:55,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:55,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2272 states and 2683 transitions. [2018-11-10 03:14:55,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 2683 transitions. [2018-11-10 03:14:55,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-10 03:14:55,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:55,343 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2018-11-10 03:14:55,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2273 states and 2683 transitions. [2018-11-10 03:14:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 2683 transitions. [2018-11-10 03:14:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-10 03:14:55,462 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:55,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:14:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 565 backedges. 489 proven. 5 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:14:59,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:14:59,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 2297 states and 2712 transitions. [2018-11-10 03:14:59,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2712 transitions. [2018-11-10 03:14:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 03:14:59,575 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:14:59,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:00,253 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 03:15:04,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:04,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 2339 states and 2771 transitions. [2018-11-10 03:15:04,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 2771 transitions. [2018-11-10 03:15:04,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 03:15:04,624 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:04,762 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 03:15:06,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:06,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 2346 states and 2777 transitions. [2018-11-10 03:15:06,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 2777 transitions. [2018-11-10 03:15:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 03:15:06,554 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:06,674 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 03:15:07,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:07,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2359 states and 2792 transitions. [2018-11-10 03:15:07,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2792 transitions. [2018-11-10 03:15:07,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-10 03:15:07,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:07,695 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 400 proven. 134 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-10 03:15:08,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:08,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2361 states and 2793 transitions. [2018-11-10 03:15:08,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 2793 transitions. [2018-11-10 03:15:08,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-10 03:15:08,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:08,268 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-10 03:15:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:09,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2384 states and 2814 transitions. [2018-11-10 03:15:09,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2814 transitions. [2018-11-10 03:15:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 03:15:09,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-10 03:15:26,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:26,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2489 states and 2944 transitions. [2018-11-10 03:15:26,195 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 2944 transitions. [2018-11-10 03:15:26,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-10 03:15:26,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:26,372 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 507 proven. 5 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-11-10 03:15:30,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:30,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2995 states to 2535 states and 2995 transitions. [2018-11-10 03:15:30,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2535 states and 2995 transitions. [2018-11-10 03:15:30,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 03:15:30,288 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:15:32,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:32,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 2546 states and 3007 transitions. [2018-11-10 03:15:32,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 3007 transitions. [2018-11-10 03:15:32,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-10 03:15:32,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 466 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-10 03:15:38,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:38,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 2580 states and 3044 transitions. [2018-11-10 03:15:38,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 3044 transitions. [2018-11-10 03:15:38,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 03:15:38,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:38,643 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-10 03:15:41,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 2651 states and 3116 transitions. [2018-11-10 03:15:41,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3116 transitions. [2018-11-10 03:15:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-10 03:15:41,249 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 03:15:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 03:15:41,421 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 204 proven. 15 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2018-11-10 03:15:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 03:15:43,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2500 states and 2954 transitions. [2018-11-10 03:15:43,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 2954 transitions. [2018-11-10 03:15:43,671 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 03:15:43,671 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 157 iterations. [2018-11-10 03:15:43,677 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-10 03:15:43,846 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 47 [2018-11-10 03:15:43,992 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 47 [2018-11-10 03:15:44,132 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-11-10 03:15:44,273 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 46 [2018-11-10 03:15:44,387 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 34 [2018-11-10 03:15:44,642 WARN L179 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 33 [2018-11-10 03:15:44,745 WARN L179 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 26 [2018-11-10 03:15:44,902 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 36 [2018-11-10 03:15:45,042 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 36 [2018-11-10 03:15:45,357 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 47 [2018-11-10 03:15:45,498 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2018-11-10 03:15:45,700 WARN L179 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 36 [2018-11-10 03:15:45,847 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-11-10 03:15:46,050 WARN L179 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 47 [2018-11-10 03:15:46,240 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 36 [2018-11-10 03:15:46,392 WARN L179 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 45 [2018-11-10 03:15:46,503 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 34 [2018-11-10 03:15:46,673 WARN L179 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 47 [2018-11-10 03:15:46,860 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 46 [2018-11-10 03:15:46,986 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-11-10 03:15:47,111 WARN L179 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-11-10 03:15:47,346 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 47 [2018-11-10 03:15:47,509 WARN L179 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 45 [2018-11-10 03:15:47,731 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 43 [2018-11-10 03:15:47,999 WARN L179 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 47 [2018-11-10 03:15:48,169 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 36 [2018-11-10 03:15:48,456 WARN L179 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 47 [2018-11-10 03:15:48,678 WARN L179 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 47 [2018-11-10 03:15:48,849 WARN L179 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 47 [2018-11-10 03:15:49,209 WARN L179 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 46 [2018-11-10 03:15:49,402 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 46 [2018-11-10 03:15:49,611 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 46 [2018-11-10 03:15:49,795 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 47 [2018-11-10 03:15:49,951 WARN L179 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 36 [2018-11-10 03:15:50,166 WARN L179 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 52 [2018-11-10 03:15:50,360 WARN L179 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 46 [2018-11-10 03:15:50,503 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 46 [2018-11-10 03:15:50,629 WARN L179 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 34 [2018-11-10 03:15:50,767 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 34 [2018-11-10 03:15:50,877 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 34 [2018-11-10 03:15:51,052 WARN L179 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 47 [2018-11-10 03:15:51,173 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 36 [2018-11-10 03:15:51,174 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-11-10 03:15:51,176 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-11-10 03:15:51,182 INFO L582 CodeCheckObserver]: Invariant with dag size 26 [2018-11-10 03:15:51,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 03:15:51 ImpRootNode [2018-11-10 03:15:51,183 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 03:15:51,183 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 03:15:51,183 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 03:15:51,184 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 03:15:51,184 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 03:12:49" (3/4) ... [2018-11-10 03:15:51,187 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 03:15:51,202 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-10 03:15:51,203 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-10 03:15:51,204 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-10 03:15:51,204 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-10 03:15:51,284 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_5696233d-a720-41ef-8a31-a23c6c859e03/bin-2019/ukojak/witness.graphml [2018-11-10 03:15:51,284 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 03:15:51,285 INFO L168 Benchmark]: Toolchain (without parser) took 183149.19 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 957.6 MB in the beginning and 855.2 MB in the end (delta: 102.4 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2018-11-10 03:15:51,285 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 03:15:51,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 342.85 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 922.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-10 03:15:51,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 104.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 922.7 MB in the beginning and 1.1 GB in the end (delta: -211.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-10 03:15:51,286 INFO L168 Benchmark]: Boogie Preprocessor took 39.85 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: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-10 03:15:51,286 INFO L168 Benchmark]: RCFGBuilder took 1363.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.7 MB in the end (delta: 229.7 MB). Peak memory consumption was 229.7 MB. Max. memory is 11.5 GB. [2018-11-10 03:15:51,286 INFO L168 Benchmark]: CodeCheck took 181195.01 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 893.7 MB in the beginning and 917.5 MB in the end (delta: -23.8 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2018-11-10 03:15:51,287 INFO L168 Benchmark]: Witness Printer took 101.00 ms. Allocated memory is still 4.3 GB. Free memory was 917.5 MB in the beginning and 855.2 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 11.5 GB. [2018-11-10 03:15:51,288 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 173.6s OverallTime, 157 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 19149132 SDtfs, 764527402 SDslu, 141925954 SDs, 0 SdLazy, -712711844 SolverSat, 394839680 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 499.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 195696 GetRequests, 188976 SyntacticMatches, 5032 SemanticMatches, 1688 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2166468 ImplicationChecksByTransitivity, 151.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 24.6s InterpolantComputationTime, 30480 NumberOfCodeBlocks, 30480 NumberOfCodeBlocksAsserted, 156 NumberOfCheckSat, 30324 ConstructedInterpolants, 0 QuantifiedInterpolants, 37979784 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 156 InterpolantComputations, 109 PerfectInterpolantSequences, 35214/37082 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: 521]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a20 == 1 || !(a17 == 1)) || a8 == 15) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a20 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((a20 == 1 || a8 == 15) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a20 <= 0)) || !(a17 == 1) * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 342.85 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 922.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 104.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.6 MB). Free memory was 922.7 MB in the beginning and 1.1 GB in the end (delta: -211.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.85 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: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1363.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.7 MB in the end (delta: 229.7 MB). Peak memory consumption was 229.7 MB. Max. memory is 11.5 GB. * CodeCheck took 181195.01 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 893.7 MB in the beginning and 917.5 MB in the end (delta: -23.8 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. * Witness Printer took 101.00 ms. Allocated memory is still 4.3 GB. Free memory was 917.5 MB in the beginning and 855.2 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...