./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f01979d5da4d022026be8efd02bfc41090b6cbce ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:49:35,647 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:49:35,648 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:49:35,656 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:49:35,656 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:49:35,656 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:49:35,657 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:49:35,658 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:49:35,659 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:49:35,660 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:49:35,661 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:49:35,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:49:35,662 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:49:35,662 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:49:35,663 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:49:35,664 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:49:35,664 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:49:35,665 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:49:35,667 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:49:35,668 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:49:35,669 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:49:35,670 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:49:35,671 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:49:35,671 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:49:35,671 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:49:35,672 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:49:35,673 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:49:35,673 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:49:35,674 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:49:35,675 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:49:35,675 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:49:35,675 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:49:35,675 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:49:35,676 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:49:35,676 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:49:35,677 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:49:35,677 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-22 23:49:35,687 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:49:35,687 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:49:35,687 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:49:35,687 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 23:49:35,688 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:49:35,688 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:49:35,688 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:49:35,688 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:49:35,689 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:49:35,689 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:49:35,689 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:49:35,689 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:49:35,689 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:49:35,689 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:49:35,689 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:49:35,690 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:49:35,690 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:49:35,690 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:49:35,690 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 23:49:35,690 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 23:49:35,690 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:49:35,690 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:49:35,690 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:49:35,691 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:49:35,691 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:49:35,691 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:49:35,691 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 23:49:35,691 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:49:35,691 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:49:35,691 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_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f01979d5da4d022026be8efd02bfc41090b6cbce [2018-11-22 23:49:35,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:49:35,723 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:49:35,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:49:35,726 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:49:35,726 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:49:35,727 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c [2018-11-22 23:49:35,764 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/data/88544d4d3/90916d501730429284940523b6308330/FLAGc3028206b [2018-11-22 23:49:36,152 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:49:36,153 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/sv-benchmarks/c/eca-rers2012/Problem01_label34_true-unreach-call_false-termination.c [2018-11-22 23:49:36,162 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/data/88544d4d3/90916d501730429284940523b6308330/FLAGc3028206b [2018-11-22 23:49:36,524 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/data/88544d4d3/90916d501730429284940523b6308330 [2018-11-22 23:49:36,526 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:49:36,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:49:36,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:49:36,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:49:36,530 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:49:36,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:36,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e42f8a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36, skipping insertion in model container [2018-11-22 23:49:36,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:36,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:49:36,574 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:49:36,820 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:49:36,824 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:49:36,893 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:49:36,906 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:49:36,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36 WrapperNode [2018-11-22 23:49:36,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:49:36,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:49:36,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:49:36,908 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:49:36,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:36,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:37,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:49:37,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:49:37,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:49:37,018 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:49:37,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:37,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:37,029 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:37,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:37,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:37,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:37,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... [2018-11-22 23:49:37,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:49:37,062 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:49:37,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:49:37,062 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:49:37,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:49:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/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 [2018-11-22 23:49:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-22 23:49:37,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:49:37,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:49:38,434 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:49:38,434 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-22 23:49:38,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:49:38 BoogieIcfgContainer [2018-11-22 23:49:38,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:49:38,435 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 23:49:38,435 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 23:49:38,442 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 23:49:38,442 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:49:38" (1/1) ... [2018-11-22 23:49:38,450 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:49:38,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:38,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-11-22 23:49:38,474 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-11-22 23:49:38,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-22 23:49:38,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:38,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:38,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:39,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:39,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2018-11-22 23:49:39,114 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2018-11-22 23:49:39,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-22 23:49:39,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 146 states and 245 transitions. [2018-11-22 23:49:39,341 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 245 transitions. [2018-11-22 23:49:39,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-22 23:49:39,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:39,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:39,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:39,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2018-11-22 23:49:39,453 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2018-11-22 23:49:39,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-22 23:49:39,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:39,529 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:39,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:39,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2018-11-22 23:49:39,679 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2018-11-22 23:49:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-22 23:49:39,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:49:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 155 states and 261 transitions. [2018-11-22 23:49:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 261 transitions. [2018-11-22 23:49:39,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-22 23:49:39,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:39,790 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-22 23:49:40,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:40,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 166 states and 281 transitions. [2018-11-22 23:49:40,080 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 281 transitions. [2018-11-22 23:49:40,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-22 23:49:40,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:40,145 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:40,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 180 states and 300 transitions. [2018-11-22 23:49:40,518 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 300 transitions. [2018-11-22 23:49:40,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-22 23:49:40,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:40,593 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:40,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:40,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 195 states and 321 transitions. [2018-11-22 23:49:40,995 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 321 transitions. [2018-11-22 23:49:40,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-22 23:49:40,996 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:41,022 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:41,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:41,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 201 states and 329 transitions. [2018-11-22 23:49:41,315 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 329 transitions. [2018-11-22 23:49:41,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-22 23:49:41,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:41,346 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:41,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:41,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 205 states and 335 transitions. [2018-11-22 23:49:41,462 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 335 transitions. [2018-11-22 23:49:41,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-22 23:49:41,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:41,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:41,520 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:42,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:42,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 220 states and 360 transitions. [2018-11-22 23:49:42,208 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 360 transitions. [2018-11-22 23:49:42,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-22 23:49:42,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:42,229 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:42,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 221 states and 363 transitions. [2018-11-22 23:49:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 363 transitions. [2018-11-22 23:49:42,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-22 23:49:42,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:42,421 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:49:42,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:42,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 232 states and 374 transitions. [2018-11-22 23:49:42,686 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 374 transitions. [2018-11-22 23:49:42,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-22 23:49:42,686 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:42,709 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:49:42,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:42,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 235 states and 376 transitions. [2018-11-22 23:49:42,891 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 376 transitions. [2018-11-22 23:49:42,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-22 23:49:42,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:49:43,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:43,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 246 states and 393 transitions. [2018-11-22 23:49:43,469 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 393 transitions. [2018-11-22 23:49:43,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-22 23:49:43,470 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:43,491 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:49:43,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:43,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 247 states and 394 transitions. [2018-11-22 23:49:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 394 transitions. [2018-11-22 23:49:43,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-22 23:49:43,650 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:43,668 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:43,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 256 states and 406 transitions. [2018-11-22 23:49:43,883 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 406 transitions. [2018-11-22 23:49:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-22 23:49:43,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:43,903 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 23:49:44,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:44,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 268 states and 421 transitions. [2018-11-22 23:49:44,024 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 421 transitions. [2018-11-22 23:49:44,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-22 23:49:44,025 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-22 23:49:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:44,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 271 states and 425 transitions. [2018-11-22 23:49:44,132 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 425 transitions. [2018-11-22 23:49:44,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-22 23:49:44,132 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:44,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:44,146 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 23:49:44,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:44,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 272 states and 427 transitions. [2018-11-22 23:49:44,171 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 427 transitions. [2018-11-22 23:49:44,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-22 23:49:44,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:44,191 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:44,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:44,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 283 states and 441 transitions. [2018-11-22 23:49:44,433 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 441 transitions. [2018-11-22 23:49:44,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-22 23:49:44,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:44,515 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:45,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:45,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 310 states and 478 transitions. [2018-11-22 23:49:45,217 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 478 transitions. [2018-11-22 23:49:45,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-22 23:49:45,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:49:45,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:45,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 319 states and 486 transitions. [2018-11-22 23:49:45,407 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 486 transitions. [2018-11-22 23:49:45,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-22 23:49:45,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:45,423 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 23:49:45,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:45,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 323 states and 490 transitions. [2018-11-22 23:49:45,502 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 490 transitions. [2018-11-22 23:49:45,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-22 23:49:45,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:45,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:45,521 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 23:49:45,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:45,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 327 states and 494 transitions. [2018-11-22 23:49:45,652 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 494 transitions. [2018-11-22 23:49:45,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-22 23:49:45,653 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:45,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:45,669 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:46,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:46,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 342 states and 511 transitions. [2018-11-22 23:49:46,051 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 511 transitions. [2018-11-22 23:49:46,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-22 23:49:46,052 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:46,067 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:46,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 345 states and 514 transitions. [2018-11-22 23:49:46,187 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 514 transitions. [2018-11-22 23:49:46,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-22 23:49:46,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:46,204 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-22 23:49:46,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 347 states and 516 transitions. [2018-11-22 23:49:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 516 transitions. [2018-11-22 23:49:46,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-22 23:49:46,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:46,332 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-22 23:49:47,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:47,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 373 states and 550 transitions. [2018-11-22 23:49:47,242 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 550 transitions. [2018-11-22 23:49:47,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-22 23:49:47,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:47,269 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:49:47,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:47,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 443 states and 624 transitions. [2018-11-22 23:49:47,677 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 624 transitions. [2018-11-22 23:49:47,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-22 23:49:47,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:47,741 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:48,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:48,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 448 states and 630 transitions. [2018-11-22 23:49:48,030 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 630 transitions. [2018-11-22 23:49:48,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-22 23:49:48,031 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:48,055 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 23:49:49,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:49,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 472 states and 662 transitions. [2018-11-22 23:49:49,071 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 662 transitions. [2018-11-22 23:49:49,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-22 23:49:49,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:49,093 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 23:49:49,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 483 states and 674 transitions. [2018-11-22 23:49:49,587 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 674 transitions. [2018-11-22 23:49:49,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-22 23:49:49,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:49,619 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 23:49:49,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:49,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 486 states and 678 transitions. [2018-11-22 23:49:49,842 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 678 transitions. [2018-11-22 23:49:49,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-11-22 23:49:49,843 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:49:50,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:50,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 500 states and 697 transitions. [2018-11-22 23:49:50,570 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 697 transitions. [2018-11-22 23:49:50,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-22 23:49:50,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:50,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:50,689 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:49:51,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:51,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 519 states and 729 transitions. [2018-11-22 23:49:51,408 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 729 transitions. [2018-11-22 23:49:51,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-22 23:49:51,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:51,433 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:49:51,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:51,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 529 states and 742 transitions. [2018-11-22 23:49:51,801 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 742 transitions. [2018-11-22 23:49:51,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-22 23:49:51,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:51,830 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:49:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:51,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 530 states and 746 transitions. [2018-11-22 23:49:51,996 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 746 transitions. [2018-11-22 23:49:51,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-22 23:49:51,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:52,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:52,017 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:49:52,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:52,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 540 states and 758 transitions. [2018-11-22 23:49:52,618 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 758 transitions. [2018-11-22 23:49:52,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-22 23:49:52,619 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:52,649 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-22 23:49:53,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:53,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 543 states and 763 transitions. [2018-11-22 23:49:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 763 transitions. [2018-11-22 23:49:53,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-22 23:49:53,048 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:53,102 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 23:49:53,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:53,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 552 states and 774 transitions. [2018-11-22 23:49:53,369 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 774 transitions. [2018-11-22 23:49:53,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-22 23:49:53,369 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:53,393 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:53,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:53,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 561 states and 785 transitions. [2018-11-22 23:49:53,584 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 785 transitions. [2018-11-22 23:49:53,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-22 23:49:53,584 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:54,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:54,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 564 states and 790 transitions. [2018-11-22 23:49:54,065 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 790 transitions. [2018-11-22 23:49:54,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-11-22 23:49:54,065 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:54,124 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:54,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:54,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 577 states and 808 transitions. [2018-11-22 23:49:54,827 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 808 transitions. [2018-11-22 23:49:54,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-22 23:49:54,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:54,849 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:49:55,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:55,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 588 states and 819 transitions. [2018-11-22 23:49:55,192 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 819 transitions. [2018-11-22 23:49:55,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-22 23:49:55,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:55,397 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:56,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:56,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 602 states and 847 transitions. [2018-11-22 23:49:56,200 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 847 transitions. [2018-11-22 23:49:56,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-22 23:49:56,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:56,218 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:56,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:56,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 604 states and 850 transitions. [2018-11-22 23:49:56,388 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 850 transitions. [2018-11-22 23:49:56,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-22 23:49:56,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:56,411 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:56,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:56,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 614 states and 860 transitions. [2018-11-22 23:49:56,823 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 860 transitions. [2018-11-22 23:49:56,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-22 23:49:56,824 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:57,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:57,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 629 states and 882 transitions. [2018-11-22 23:49:57,303 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 882 transitions. [2018-11-22 23:49:57,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-22 23:49:57,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:57,322 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:57,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:57,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 636 states and 891 transitions. [2018-11-22 23:49:57,722 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 891 transitions. [2018-11-22 23:49:57,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-22 23:49:57,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:57,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:57,740 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:49:57,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:57,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 637 states and 892 transitions. [2018-11-22 23:49:57,797 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 892 transitions. [2018-11-22 23:49:57,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-22 23:49:57,798 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:57,826 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:49:57,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:57,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 639 states and 893 transitions. [2018-11-22 23:49:57,969 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 893 transitions. [2018-11-22 23:49:57,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-22 23:49:57,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:57,997 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:49:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:58,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 640 states and 895 transitions. [2018-11-22 23:49:58,088 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 895 transitions. [2018-11-22 23:49:58,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-22 23:49:58,089 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:58,110 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:49:58,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:58,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 642 states and 899 transitions. [2018-11-22 23:49:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 899 transitions. [2018-11-22 23:49:58,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-22 23:49:58,196 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:58,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:49:58,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 643 states and 899 transitions. [2018-11-22 23:49:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 899 transitions. [2018-11-22 23:49:58,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-22 23:49:58,299 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:58,322 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-22 23:49:58,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:58,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 654 states and 913 transitions. [2018-11-22 23:49:58,790 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 913 transitions. [2018-11-22 23:49:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-22 23:49:58,791 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:58,846 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:58,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:58,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 661 states and 921 transitions. [2018-11-22 23:49:58,952 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 921 transitions. [2018-11-22 23:49:58,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-22 23:49:58,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:58,971 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 677 states and 941 transitions. [2018-11-22 23:49:59,561 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 941 transitions. [2018-11-22 23:49:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-22 23:49:59,561 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:49:59,580 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:49:59,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:49:59,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 679 states and 943 transitions. [2018-11-22 23:49:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 943 transitions. [2018-11-22 23:49:59,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-22 23:49:59,959 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:49:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:02,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:02,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 724 states and 990 transitions. [2018-11-22 23:50:02,020 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 990 transitions. [2018-11-22 23:50:02,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-22 23:50:02,021 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:02,189 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:02,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:02,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 737 states and 1011 transitions. [2018-11-22 23:50:02,878 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 1011 transitions. [2018-11-22 23:50:02,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:02,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:02,898 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:03,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:03,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 741 states and 1014 transitions. [2018-11-22 23:50:03,013 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1014 transitions. [2018-11-22 23:50:03,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:03,013 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:03,034 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:04,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:04,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 782 states and 1077 transitions. [2018-11-22 23:50:04,889 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1077 transitions. [2018-11-22 23:50:04,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:04,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:04,911 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:06,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:06,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 809 states and 1111 transitions. [2018-11-22 23:50:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1111 transitions. [2018-11-22 23:50:06,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:06,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:06,380 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:07,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 822 states and 1123 transitions. [2018-11-22 23:50:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1123 transitions. [2018-11-22 23:50:07,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:07,263 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:07,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:07,285 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:07,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:07,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 832 states and 1132 transitions. [2018-11-22 23:50:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1132 transitions. [2018-11-22 23:50:07,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:07,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:08,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 841 states and 1141 transitions. [2018-11-22 23:50:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1141 transitions. [2018-11-22 23:50:08,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:08,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:08,280 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:08,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:08,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 843 states and 1145 transitions. [2018-11-22 23:50:08,715 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1145 transitions. [2018-11-22 23:50:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:08,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:08,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:08,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 844 states and 1145 transitions. [2018-11-22 23:50:08,954 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1145 transitions. [2018-11-22 23:50:08,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:08,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:08,974 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:09,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:09,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 845 states and 1145 transitions. [2018-11-22 23:50:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1145 transitions. [2018-11-22 23:50:09,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-22 23:50:09,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:09,223 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-22 23:50:09,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:09,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 850 states and 1155 transitions. [2018-11-22 23:50:09,401 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1155 transitions. [2018-11-22 23:50:09,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-22 23:50:09,402 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:09,514 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:10,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:10,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 875 states and 1188 transitions. [2018-11-22 23:50:10,994 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1188 transitions. [2018-11-22 23:50:10,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-22 23:50:10,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:11,018 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:11,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:11,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 890 states and 1205 transitions. [2018-11-22 23:50:11,889 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1205 transitions. [2018-11-22 23:50:11,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-22 23:50:11,890 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:11,915 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:12,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 892 states and 1207 transitions. [2018-11-22 23:50:12,382 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1207 transitions. [2018-11-22 23:50:12,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-22 23:50:12,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:12,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:12,443 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 94 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-22 23:50:12,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:12,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 894 states and 1210 transitions. [2018-11-22 23:50:12,837 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1210 transitions. [2018-11-22 23:50:12,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-22 23:50:12,838 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:12,856 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:12,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:12,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 899 states and 1218 transitions. [2018-11-22 23:50:12,886 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1218 transitions. [2018-11-22 23:50:12,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-22 23:50:12,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:12,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:12,914 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:50:13,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:13,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 906 states and 1228 transitions. [2018-11-22 23:50:13,043 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1228 transitions. [2018-11-22 23:50:13,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-22 23:50:13,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:13,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:13,061 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:50:13,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:13,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 910 states and 1231 transitions. [2018-11-22 23:50:13,186 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1231 transitions. [2018-11-22 23:50:13,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-22 23:50:13,187 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:13,217 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:50:13,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:13,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 915 states and 1239 transitions. [2018-11-22 23:50:13,815 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1239 transitions. [2018-11-22 23:50:13,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-22 23:50:13,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:13,836 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:50:13,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:13,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 916 states and 1239 transitions. [2018-11-22 23:50:13,957 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1239 transitions. [2018-11-22 23:50:13,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-22 23:50:13,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:13,984 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:50:15,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:15,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 956 states and 1288 transitions. [2018-11-22 23:50:15,502 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1288 transitions. [2018-11-22 23:50:15,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-22 23:50:15,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:15,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:15,526 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:50:16,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:16,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 981 states and 1316 transitions. [2018-11-22 23:50:16,818 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1316 transitions. [2018-11-22 23:50:16,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-11-22 23:50:16,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:50:17,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:17,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 990 states and 1323 transitions. [2018-11-22 23:50:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1323 transitions. [2018-11-22 23:50:17,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-22 23:50:17,307 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:17,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:17,393 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-22 23:50:17,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:17,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 995 states and 1326 transitions. [2018-11-22 23:50:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 1326 transitions. [2018-11-22 23:50:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-22 23:50:17,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:17,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:17,596 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:50:18,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:18,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1011 states and 1348 transitions. [2018-11-22 23:50:18,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1348 transitions. [2018-11-22 23:50:18,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-22 23:50:18,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:18,545 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-22 23:50:19,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:19,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1022 states and 1361 transitions. [2018-11-22 23:50:19,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1361 transitions. [2018-11-22 23:50:19,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-22 23:50:19,418 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:19,456 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:50:20,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:20,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1034 states and 1378 transitions. [2018-11-22 23:50:20,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1378 transitions. [2018-11-22 23:50:20,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-22 23:50:20,242 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:20,275 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:50:20,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:20,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1040 states and 1388 transitions. [2018-11-22 23:50:20,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 1388 transitions. [2018-11-22 23:50:20,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-22 23:50:20,706 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:20,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 1063 states and 1417 transitions. [2018-11-22 23:50:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1417 transitions. [2018-11-22 23:50:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-22 23:50:21,948 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:21,977 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:22,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:22,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 1076 states and 1429 transitions. [2018-11-22 23:50:22,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1429 transitions. [2018-11-22 23:50:22,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-22 23:50:22,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:22,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:22,488 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:22,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:22,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1079 states and 1431 transitions. [2018-11-22 23:50:22,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1431 transitions. [2018-11-22 23:50:22,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 23:50:22,658 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:22,679 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-22 23:50:22,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1096 states and 1449 transitions. [2018-11-22 23:50:22,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 1449 transitions. [2018-11-22 23:50:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-22 23:50:22,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:22,982 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-22 23:50:23,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:23,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1107 states and 1459 transitions. [2018-11-22 23:50:23,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1459 transitions. [2018-11-22 23:50:23,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-22 23:50:23,259 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:23,280 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-11-22 23:50:23,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:23,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1110 states and 1462 transitions. [2018-11-22 23:50:23,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 1462 transitions. [2018-11-22 23:50:23,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-22 23:50:23,321 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:23,386 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-22 23:50:23,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:23,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1121 states and 1476 transitions. [2018-11-22 23:50:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 1476 transitions. [2018-11-22 23:50:23,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-22 23:50:23,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:23,606 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:23,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:23,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1130 states and 1485 transitions. [2018-11-22 23:50:23,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1485 transitions. [2018-11-22 23:50:23,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-22 23:50:23,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:23,827 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-22 23:50:24,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:24,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1139 states and 1497 transitions. [2018-11-22 23:50:24,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1497 transitions. [2018-11-22 23:50:24,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-22 23:50:24,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:24,468 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 23:50:24,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1146 states and 1508 transitions. [2018-11-22 23:50:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1508 transitions. [2018-11-22 23:50:24,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-22 23:50:24,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:24,783 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 23:50:25,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:25,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1150 states and 1513 transitions. [2018-11-22 23:50:25,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1513 transitions. [2018-11-22 23:50:25,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-22 23:50:25,073 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:25,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:25,106 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 23:50:25,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:25,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1154 states and 1517 transitions. [2018-11-22 23:50:25,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1517 transitions. [2018-11-22 23:50:25,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-22 23:50:25,374 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:25,457 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-11-22 23:50:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:25,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1158 states and 1520 transitions. [2018-11-22 23:50:25,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 1520 transitions. [2018-11-22 23:50:25,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-22 23:50:25,712 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:25,733 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-11-22 23:50:26,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1178 states and 1547 transitions. [2018-11-22 23:50:26,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1547 transitions. [2018-11-22 23:50:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 23:50:26,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:26,637 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-22 23:50:26,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:26,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1182 states and 1551 transitions. [2018-11-22 23:50:26,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1551 transitions. [2018-11-22 23:50:26,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 23:50:26,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:26,833 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:50:27,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:27,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1201 states and 1574 transitions. [2018-11-22 23:50:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1574 transitions. [2018-11-22 23:50:27,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 23:50:27,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:27,206 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-22 23:50:27,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:27,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1207 states and 1580 transitions. [2018-11-22 23:50:27,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1580 transitions. [2018-11-22 23:50:27,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-22 23:50:27,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:27,394 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:50:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:27,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1211 states and 1585 transitions. [2018-11-22 23:50:27,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1585 transitions. [2018-11-22 23:50:27,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-22 23:50:27,716 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:27,777 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:28,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:28,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1225 states and 1608 transitions. [2018-11-22 23:50:28,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 1608 transitions. [2018-11-22 23:50:28,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-22 23:50:28,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:28,218 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:28,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:28,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1235 states and 1617 transitions. [2018-11-22 23:50:28,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1617 transitions. [2018-11-22 23:50:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-22 23:50:28,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:28,410 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-22 23:50:28,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:28,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1239 states and 1623 transitions. [2018-11-22 23:50:28,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1623 transitions. [2018-11-22 23:50:28,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-22 23:50:28,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:28,900 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-22 23:50:29,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:29,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1245 states and 1631 transitions. [2018-11-22 23:50:29,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1631 transitions. [2018-11-22 23:50:29,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-22 23:50:29,193 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:29,262 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-22 23:50:29,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:29,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1254 states and 1640 transitions. [2018-11-22 23:50:29,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1640 transitions. [2018-11-22 23:50:29,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 23:50:29,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:29,916 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 23:50:30,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:30,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1261 states and 1652 transitions. [2018-11-22 23:50:30,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1652 transitions. [2018-11-22 23:50:30,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 23:50:30,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:30,262 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 23:50:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:30,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1265 states and 1656 transitions. [2018-11-22 23:50:30,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 1656 transitions. [2018-11-22 23:50:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 23:50:30,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 23:50:30,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:30,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1269 states and 1659 transitions. [2018-11-22 23:50:30,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 1659 transitions. [2018-11-22 23:50:30,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 23:50:30,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:30,806 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 23:50:30,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:30,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1666 states to 1277 states and 1666 transitions. [2018-11-22 23:50:30,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1666 transitions. [2018-11-22 23:50:30,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-22 23:50:30,988 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:30,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:31,020 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-11-22 23:50:31,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:31,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1281 states and 1670 transitions. [2018-11-22 23:50:31,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1670 transitions. [2018-11-22 23:50:31,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-22 23:50:31,319 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:31,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:31,349 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 154 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:33,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1323 states and 1725 transitions. [2018-11-22 23:50:33,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1725 transitions. [2018-11-22 23:50:33,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-22 23:50:33,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:33,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:34,114 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 109 proven. 10 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:50:36,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:36,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1357 states and 1764 transitions. [2018-11-22 23:50:36,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1764 transitions. [2018-11-22 23:50:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-22 23:50:36,017 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:36,065 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-22 23:50:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:37,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1392 states and 1806 transitions. [2018-11-22 23:50:37,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1806 transitions. [2018-11-22 23:50:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-22 23:50:37,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:37,621 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-22 23:50:38,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:38,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 1409 states and 1825 transitions. [2018-11-22 23:50:38,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1825 transitions. [2018-11-22 23:50:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-22 23:50:38,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:38,854 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-22 23:50:40,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:40,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1446 states and 1877 transitions. [2018-11-22 23:50:40,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1446 states and 1877 transitions. [2018-11-22 23:50:40,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-22 23:50:40,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:40,923 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-22 23:50:42,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:42,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1458 states and 1887 transitions. [2018-11-22 23:50:42,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1887 transitions. [2018-11-22 23:50:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-22 23:50:42,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:42,306 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-22 23:50:42,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:42,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1460 states and 1888 transitions. [2018-11-22 23:50:42,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1888 transitions. [2018-11-22 23:50:42,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-22 23:50:42,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:44,095 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-22 23:50:47,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:47,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1512 states and 1942 transitions. [2018-11-22 23:50:47,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1942 transitions. [2018-11-22 23:50:47,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 23:50:47,144 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:47,172 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:50:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1533 states and 1969 transitions. [2018-11-22 23:50:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1969 transitions. [2018-11-22 23:50:49,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 23:50:49,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:49,345 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-22 23:50:50,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:50,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1564 states and 2003 transitions. [2018-11-22 23:50:50,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 2003 transitions. [2018-11-22 23:50:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 23:50:50,379 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:50,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:50,407 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:50:51,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:51,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1581 states and 2021 transitions. [2018-11-22 23:50:51,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 2021 transitions. [2018-11-22 23:50:51,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 23:50:51,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:51,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:51,239 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-22 23:50:52,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:52,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1596 states and 2036 transitions. [2018-11-22 23:50:52,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 2036 transitions. [2018-11-22 23:50:52,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 23:50:52,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-22 23:50:52,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:52,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1601 states and 2041 transitions. [2018-11-22 23:50:52,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 2041 transitions. [2018-11-22 23:50:52,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-11-22 23:50:52,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:52,663 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-22 23:50:53,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:53,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1610 states and 2050 transitions. [2018-11-22 23:50:53,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 2050 transitions. [2018-11-22 23:50:53,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-22 23:50:53,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:53,045 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-11-22 23:50:53,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:53,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1620 states and 2062 transitions. [2018-11-22 23:50:53,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2062 transitions. [2018-11-22 23:50:53,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-22 23:50:53,382 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:53,488 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-22 23:50:53,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:53,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1631 states and 2073 transitions. [2018-11-22 23:50:53,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2073 transitions. [2018-11-22 23:50:53,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-22 23:50:53,985 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-22 23:50:54,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:54,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1642 states and 2083 transitions. [2018-11-22 23:50:54,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2083 transitions. [2018-11-22 23:50:54,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-22 23:50:54,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-22 23:50:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:55,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1682 states and 2125 transitions. [2018-11-22 23:50:55,467 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2125 transitions. [2018-11-22 23:50:55,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-22 23:50:55,468 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:55,501 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-11-22 23:50:55,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:50:55,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1685 states and 2126 transitions. [2018-11-22 23:50:55,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2126 transitions. [2018-11-22 23:50:55,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-22 23:50:55,995 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:50:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:50:56,754 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-22 23:50:58,293 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 22 [2018-11-22 23:51:01,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:01,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1737 states and 2197 transitions. [2018-11-22 23:51:01,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2197 transitions. [2018-11-22 23:51:01,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-22 23:51:01,975 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:02,204 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 157 proven. 23 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-22 23:51:04,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:04,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1751 states and 2224 transitions. [2018-11-22 23:51:04,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2224 transitions. [2018-11-22 23:51:04,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-22 23:51:04,741 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:04,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:04,770 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:51:07,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1788 states and 2268 transitions. [2018-11-22 23:51:07,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2268 transitions. [2018-11-22 23:51:07,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-22 23:51:07,183 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:07,216 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:51:07,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:07,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1792 states and 2272 transitions. [2018-11-22 23:51:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2272 transitions. [2018-11-22 23:51:07,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-22 23:51:07,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:07,634 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-22 23:51:08,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1807 states and 2287 transitions. [2018-11-22 23:51:08,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2287 transitions. [2018-11-22 23:51:08,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-22 23:51:08,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:10,006 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 217 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-22 23:51:13,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:13,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1832 states and 2320 transitions. [2018-11-22 23:51:13,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2320 transitions. [2018-11-22 23:51:13,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-22 23:51:13,251 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:13,320 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 217 proven. 8 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-11-22 23:51:13,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:13,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1835 states and 2322 transitions. [2018-11-22 23:51:13,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2322 transitions. [2018-11-22 23:51:13,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-22 23:51:13,704 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:13,743 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-22 23:51:14,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:14,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1841 states and 2328 transitions. [2018-11-22 23:51:14,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2328 transitions. [2018-11-22 23:51:14,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-22 23:51:14,533 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:14,568 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-22 23:51:15,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:15,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1844 states and 2331 transitions. [2018-11-22 23:51:15,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2331 transitions. [2018-11-22 23:51:15,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-22 23:51:15,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-22 23:51:15,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:15,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1846 states and 2332 transitions. [2018-11-22 23:51:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2332 transitions. [2018-11-22 23:51:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-22 23:51:15,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:15,805 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-22 23:51:16,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:16,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1851 states and 2337 transitions. [2018-11-22 23:51:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2337 transitions. [2018-11-22 23:51:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-22 23:51:16,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-22 23:51:19,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1893 states and 2398 transitions. [2018-11-22 23:51:19,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2398 transitions. [2018-11-22 23:51:19,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-22 23:51:19,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:19,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:19,654 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-22 23:51:21,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:21,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 1907 states and 2412 transitions. [2018-11-22 23:51:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2412 transitions. [2018-11-22 23:51:21,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-22 23:51:21,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:21,128 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-22 23:51:21,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:21,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 1908 states and 2413 transitions. [2018-11-22 23:51:21,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2413 transitions. [2018-11-22 23:51:21,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-22 23:51:21,657 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:21,707 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 180 proven. 78 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-22 23:51:22,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:22,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1909 states and 2414 transitions. [2018-11-22 23:51:22,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2414 transitions. [2018-11-22 23:51:22,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-22 23:51:22,123 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:22,157 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 239 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-22 23:51:22,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:22,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 1920 states and 2424 transitions. [2018-11-22 23:51:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2424 transitions. [2018-11-22 23:51:22,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-22 23:51:22,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:22,421 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-22 23:51:22,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:22,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 1931 states and 2438 transitions. [2018-11-22 23:51:22,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2438 transitions. [2018-11-22 23:51:22,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-22 23:51:22,680 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:22,716 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-22 23:51:23,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:23,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 1940 states and 2445 transitions. [2018-11-22 23:51:23,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2445 transitions. [2018-11-22 23:51:23,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-22 23:51:23,324 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:23,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:23,361 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-22 23:51:23,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:23,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 1941 states and 2446 transitions. [2018-11-22 23:51:23,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2446 transitions. [2018-11-22 23:51:23,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-22 23:51:23,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-22 23:51:26,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:26,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 1994 states and 2503 transitions. [2018-11-22 23:51:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2503 transitions. [2018-11-22 23:51:26,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2018-11-22 23:51:26,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 165 proven. 4 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-22 23:51:26,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:26,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2005 states and 2514 transitions. [2018-11-22 23:51:26,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2514 transitions. [2018-11-22 23:51:26,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-22 23:51:26,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:28,974 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:51:34,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2058 states and 2571 transitions. [2018-11-22 23:51:34,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 2571 transitions. [2018-11-22 23:51:34,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-22 23:51:34,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:34,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:34,381 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:51:36,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:36,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2080 states and 2593 transitions. [2018-11-22 23:51:36,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2593 transitions. [2018-11-22 23:51:36,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-22 23:51:36,079 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:36,212 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-11-22 23:51:37,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:37,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2095 states and 2607 transitions. [2018-11-22 23:51:37,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2607 transitions. [2018-11-22 23:51:37,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-22 23:51:37,134 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:37,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:37,165 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 192 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2018-11-22 23:51:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:37,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2099 states and 2612 transitions. [2018-11-22 23:51:37,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2612 transitions. [2018-11-22 23:51:37,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-22 23:51:37,575 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:37,606 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-22 23:51:38,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:38,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2103 states and 2616 transitions. [2018-11-22 23:51:38,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2616 transitions. [2018-11-22 23:51:38,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-22 23:51:38,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:38,301 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-11-22 23:51:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2178 states and 2698 transitions. [2018-11-22 23:51:39,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2698 transitions. [2018-11-22 23:51:39,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-11-22 23:51:39,750 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:39,815 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-11-22 23:51:39,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:39,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2179 states and 2698 transitions. [2018-11-22 23:51:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 2698 transitions. [2018-11-22 23:51:39,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-22 23:51:39,869 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:40,926 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-22 23:51:44,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 2207 states and 2736 transitions. [2018-11-22 23:51:44,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 2736 transitions. [2018-11-22 23:51:44,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-22 23:51:44,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:44,946 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 440 proven. 4 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-22 23:51:45,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:45,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2211 states and 2741 transitions. [2018-11-22 23:51:45,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2741 transitions. [2018-11-22 23:51:45,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-22 23:51:45,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:45,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:45,467 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-22 23:51:47,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:47,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2230 states and 2769 transitions. [2018-11-22 23:51:47,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 2769 transitions. [2018-11-22 23:51:47,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-11-22 23:51:47,968 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:47,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:48,048 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 393 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-11-22 23:51:48,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:48,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 2231 states and 2772 transitions. [2018-11-22 23:51:48,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2772 transitions. [2018-11-22 23:51:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-22 23:51:48,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-22 23:51:48,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:48,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 2232 states and 2772 transitions. [2018-11-22 23:51:48,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2232 states and 2772 transitions. [2018-11-22 23:51:48,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-22 23:51:48,877 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:48,950 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 295 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-11-22 23:51:50,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:50,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2777 states to 2236 states and 2777 transitions. [2018-11-22 23:51:50,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2777 transitions. [2018-11-22 23:51:50,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-22 23:51:50,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:50,128 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-22 23:51:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:50,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2246 states and 2793 transitions. [2018-11-22 23:51:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 2793 transitions. [2018-11-22 23:51:50,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-22 23:51:50,950 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:51,012 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-22 23:51:52,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2251 states and 2796 transitions. [2018-11-22 23:51:52,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2796 transitions. [2018-11-22 23:51:52,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2018-11-22 23:51:52,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:52,065 INFO L134 CoverageAnalysis]: Checked inductivity of 537 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-22 23:51:52,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:52,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2255 states and 2800 transitions. [2018-11-22 23:51:52,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 2800 transitions. [2018-11-22 23:51:52,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-22 23:51:52,588 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:54,748 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-22 23:51:58,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:58,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2279 states and 2828 transitions. [2018-11-22 23:51:58,612 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 2828 transitions. [2018-11-22 23:51:58,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-11-22 23:51:58,613 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:58,826 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2018-11-22 23:51:59,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:51:59,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 2285 states and 2834 transitions. [2018-11-22 23:51:59,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 2834 transitions. [2018-11-22 23:51:59,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2018-11-22 23:51:59,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:51:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:51:59,836 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 401 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-22 23:52:00,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:00,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2289 states and 2843 transitions. [2018-11-22 23:52:00,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 2843 transitions. [2018-11-22 23:52:00,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-22 23:52:00,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:00,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:00,350 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-22 23:52:01,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:01,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2303 states and 2861 transitions. [2018-11-22 23:52:01,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2861 transitions. [2018-11-22 23:52:01,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-11-22 23:52:01,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:01,957 INFO L134 CoverageAnalysis]: Checked inductivity of 557 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2018-11-22 23:52:02,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:02,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2310 states and 2868 transitions. [2018-11-22 23:52:02,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 2868 transitions. [2018-11-22 23:52:02,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-22 23:52:02,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:02,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-22 23:52:06,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:06,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2314 states and 2875 transitions. [2018-11-22 23:52:06,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 2875 transitions. [2018-11-22 23:52:06,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-11-22 23:52:06,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:06,804 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-22 23:52:07,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2325 states and 2885 transitions. [2018-11-22 23:52:07,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 2885 transitions. [2018-11-22 23:52:07,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-11-22 23:52:07,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:09,133 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 529 proven. 39 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2018-11-22 23:52:13,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:13,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 2355 states and 2919 transitions. [2018-11-22 23:52:13,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2355 states and 2919 transitions. [2018-11-22 23:52:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-22 23:52:13,097 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:13,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:13,262 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 372 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-22 23:52:14,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:14,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2933 states to 2370 states and 2933 transitions. [2018-11-22 23:52:14,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 2933 transitions. [2018-11-22 23:52:14,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-22 23:52:14,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:14,518 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-22 23:52:14,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:14,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 2384 states and 2945 transitions. [2018-11-22 23:52:14,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 2945 transitions. [2018-11-22 23:52:14,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-11-22 23:52:14,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:14,930 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-11-22 23:52:15,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2946 states to 2386 states and 2946 transitions. [2018-11-22 23:52:15,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 2946 transitions. [2018-11-22 23:52:15,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-11-22 23:52:15,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:15,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:15,353 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-11-22 23:52:16,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:16,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2394 states and 2958 transitions. [2018-11-22 23:52:16,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 2958 transitions. [2018-11-22 23:52:16,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:16,301 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:16,394 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 23:52:20,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:20,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2421 states and 2994 transitions. [2018-11-22 23:52:20,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 2994 transitions. [2018-11-22 23:52:20,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:20,232 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 23:52:25,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:25,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 2456 states and 3040 transitions. [2018-11-22 23:52:25,695 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 3040 transitions. [2018-11-22 23:52:25,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:25,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:25,783 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 23:52:27,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:27,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 2462 states and 3044 transitions. [2018-11-22 23:52:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 3044 transitions. [2018-11-22 23:52:27,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:27,353 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:27,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:27,435 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 23:52:27,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:27,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 2463 states and 3044 transitions. [2018-11-22 23:52:27,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2463 states and 3044 transitions. [2018-11-22 23:52:27,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:27,989 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 23:52:28,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:28,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 2464 states and 3045 transitions. [2018-11-22 23:52:28,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 3045 transitions. [2018-11-22 23:52:28,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:28,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:28,700 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 23:52:29,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 2474 states and 3054 transitions. [2018-11-22 23:52:29,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 3054 transitions. [2018-11-22 23:52:29,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:29,262 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:29,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:29,347 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 23:52:29,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:29,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3055 states to 2475 states and 3055 transitions. [2018-11-22 23:52:29,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 3055 transitions. [2018-11-22 23:52:29,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:29,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 23:52:30,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:30,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 2484 states and 3063 transitions. [2018-11-22 23:52:30,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2484 states and 3063 transitions. [2018-11-22 23:52:30,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:30,729 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:30,833 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 359 proven. 101 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2018-11-22 23:52:31,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:31,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 2488 states and 3066 transitions. [2018-11-22 23:52:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 3066 transitions. [2018-11-22 23:52:31,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:31,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:31,490 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-22 23:52:32,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:32,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 2489 states and 3067 transitions. [2018-11-22 23:52:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 3067 transitions. [2018-11-22 23:52:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:32,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:32,253 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-22 23:52:32,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:32,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2495 states and 3073 transitions. [2018-11-22 23:52:32,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 3073 transitions. [2018-11-22 23:52:32,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:32,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:32,906 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-22 23:52:33,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:33,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2504 states and 3082 transitions. [2018-11-22 23:52:33,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 3082 transitions. [2018-11-22 23:52:33,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:33,399 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:33,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:33,470 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-22 23:52:33,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:33,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2505 states and 3082 transitions. [2018-11-22 23:52:33,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2505 states and 3082 transitions. [2018-11-22 23:52:33,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-11-22 23:52:33,765 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:33,837 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-22 23:52:33,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:33,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 2506 states and 3082 transitions. [2018-11-22 23:52:33,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 3082 transitions. [2018-11-22 23:52:33,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-22 23:52:33,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:34,505 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-22 23:52:37,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:37,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 2541 states and 3128 transitions. [2018-11-22 23:52:37,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 3128 transitions. [2018-11-22 23:52:37,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-22 23:52:37,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:38,077 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-22 23:52:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:38,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2551 states and 3137 transitions. [2018-11-22 23:52:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 3137 transitions. [2018-11-22 23:52:38,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-22 23:52:38,742 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:38,811 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-22 23:52:40,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 2567 states and 3152 transitions. [2018-11-22 23:52:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 3152 transitions. [2018-11-22 23:52:40,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-22 23:52:40,210 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:40,282 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-22 23:52:40,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 2568 states and 3152 transitions. [2018-11-22 23:52:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 3152 transitions. [2018-11-22 23:52:40,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-22 23:52:40,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:40,667 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-22 23:52:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 2578 states and 3163 transitions. [2018-11-22 23:52:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 3163 transitions. [2018-11-22 23:52:41,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-22 23:52:41,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:41,081 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-22 23:52:41,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:41,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 2579 states and 3163 transitions. [2018-11-22 23:52:41,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 3163 transitions. [2018-11-22 23:52:41,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2018-11-22 23:52:41,690 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:41,760 INFO L134 CoverageAnalysis]: Checked inductivity of 619 backedges. 371 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2018-11-22 23:52:42,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:42,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 2580 states and 3163 transitions. [2018-11-22 23:52:42,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2580 states and 3163 transitions. [2018-11-22 23:52:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-22 23:52:42,359 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:42,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:42,420 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-22 23:52:45,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:45,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2607 states and 3202 transitions. [2018-11-22 23:52:45,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 3202 transitions. [2018-11-22 23:52:45,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-22 23:52:45,264 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:45,325 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-22 23:52:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:45,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 2608 states and 3202 transitions. [2018-11-22 23:52:45,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 3202 transitions. [2018-11-22 23:52:45,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-22 23:52:45,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:45,922 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 453 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2018-11-22 23:52:46,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:46,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 2613 states and 3209 transitions. [2018-11-22 23:52:46,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 3209 transitions. [2018-11-22 23:52:46,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:46,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:46,593 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:47,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:47,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 2633 states and 3228 transitions. [2018-11-22 23:52:47,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 3228 transitions. [2018-11-22 23:52:47,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:47,493 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:47,564 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:48,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:48,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 2670 states and 3268 transitions. [2018-11-22 23:52:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 3268 transitions. [2018-11-22 23:52:48,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:48,530 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:48,601 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:48,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:48,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 2685 states and 3283 transitions. [2018-11-22 23:52:48,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 3283 transitions. [2018-11-22 23:52:48,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:48,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:48,979 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:49,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:49,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3287 states to 2691 states and 3287 transitions. [2018-11-22 23:52:49,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 3287 transitions. [2018-11-22 23:52:49,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:49,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:49,842 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:50,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:50,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 2696 states and 3291 transitions. [2018-11-22 23:52:50,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 3291 transitions. [2018-11-22 23:52:50,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:50,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:50,739 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:51,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:51,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3313 states to 2718 states and 3313 transitions. [2018-11-22 23:52:51,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3313 transitions. [2018-11-22 23:52:51,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:51,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:51,821 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:52,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:52,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3314 states to 2720 states and 3314 transitions. [2018-11-22 23:52:52,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3314 transitions. [2018-11-22 23:52:52,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:52,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:52,455 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:52,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:52,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3322 states to 2729 states and 3322 transitions. [2018-11-22 23:52:52,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2729 states and 3322 transitions. [2018-11-22 23:52:52,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:52,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:52,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:52,831 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:55,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:55,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3339 states to 2736 states and 3339 transitions. [2018-11-22 23:52:55,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3339 transitions. [2018-11-22 23:52:55,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:55,507 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:55,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:55,579 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:57,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:57,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 2748 states and 3355 transitions. [2018-11-22 23:52:57,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2748 states and 3355 transitions. [2018-11-22 23:52:57,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:57,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:57,403 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:57,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:57,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 2749 states and 3355 transitions. [2018-11-22 23:52:57,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 3355 transitions. [2018-11-22 23:52:57,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-11-22 23:52:57,962 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:58,034 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2018-11-22 23:52:58,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:52:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 2750 states and 3357 transitions. [2018-11-22 23:52:58,709 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3357 transitions. [2018-11-22 23:52:58,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-22 23:52:58,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:52:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:52:58,794 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2018-11-22 23:53:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:01,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3398 states to 2791 states and 3398 transitions. [2018-11-22 23:53:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 3398 transitions. [2018-11-22 23:53:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-22 23:53:01,181 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:02,123 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-22 23:53:07,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:07,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3478 states to 2861 states and 3478 transitions. [2018-11-22 23:53:07,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 3478 transitions. [2018-11-22 23:53:07,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-22 23:53:07,351 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:07,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:07,476 INFO L134 CoverageAnalysis]: Checked inductivity of 692 backedges. 469 proven. 42 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-22 23:53:09,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:09,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 2866 states and 3484 transitions. [2018-11-22 23:53:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 3484 transitions. [2018-11-22 23:53:09,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-22 23:53:09,172 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:09,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:11,694 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-11-22 23:53:14,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 2867 states and 3486 transitions. [2018-11-22 23:53:14,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 3486 transitions. [2018-11-22 23:53:14,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-22 23:53:14,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:14,202 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 475 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2018-11-22 23:53:16,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:16,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 2895 states and 3516 transitions. [2018-11-22 23:53:16,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2895 states and 3516 transitions. [2018-11-22 23:53:16,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-22 23:53:16,617 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-22 23:53:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:17,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 2900 states and 3519 transitions. [2018-11-22 23:53:17,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3519 transitions. [2018-11-22 23:53:17,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-22 23:53:17,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:18,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:18,294 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-11-22 23:53:18,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:18,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3519 states to 2901 states and 3519 transitions. [2018-11-22 23:53:18,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 3519 transitions. [2018-11-22 23:53:18,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-22 23:53:18,929 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:18,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:18,988 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 517 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-11-22 23:53:19,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:19,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 2915 states and 3533 transitions. [2018-11-22 23:53:19,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 3533 transitions. [2018-11-22 23:53:19,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-22 23:53:19,710 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 23:53:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:53:23,074 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-22 23:53:37,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 23:53:37,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 2877 states and 3515 transitions. [2018-11-22 23:53:37,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 3515 transitions. [2018-11-22 23:53:37,422 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:53:37,422 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 230 iterations. [2018-11-22 23:53:37,429 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-22 23:53:37,782 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-11-22 23:53:37,987 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2018-11-22 23:53:38,132 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-22 23:53:38,268 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 24 [2018-11-22 23:53:38,651 WARN L180 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 36 [2018-11-22 23:53:38,834 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-11-22 23:53:39,053 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 24 [2018-11-22 23:53:39,165 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 33 [2018-11-22 23:53:39,346 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-11-22 23:53:39,557 WARN L180 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2018-11-22 23:53:39,722 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-11-22 23:53:39,896 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 31 [2018-11-22 23:53:40,148 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 36 [2018-11-22 23:53:40,260 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 29 [2018-11-22 23:53:40,395 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2018-11-22 23:53:40,510 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 33 [2018-11-22 23:53:40,697 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 29 [2018-11-22 23:53:41,372 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 33 [2018-11-22 23:53:41,596 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 36 [2018-11-22 23:53:41,782 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 33 [2018-11-22 23:53:41,930 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 33 [2018-11-22 23:53:42,035 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 33 [2018-11-22 23:53:42,253 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 29 [2018-11-22 23:53:42,393 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 24 [2018-11-22 23:53:42,940 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 36 [2018-11-22 23:53:43,115 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 36 [2018-11-22 23:53:43,520 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 34 [2018-11-22 23:53:43,682 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2018-11-22 23:53:43,808 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 34 [2018-11-22 23:53:44,107 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 36 [2018-11-22 23:53:44,107 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-22 23:53:44,109 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-22 23:53:44,115 INFO L579 CodeCheckObserver]: Invariant with dag size 24 [2018-11-22 23:53:44,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 11:53:44 ImpRootNode [2018-11-22 23:53:44,115 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 23:53:44,116 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:53:44,116 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:53:44,116 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:53:44,116 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:49:38" (3/4) ... [2018-11-22 23:53:44,119 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:53:44,132 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 100 nodes and edges [2018-11-22 23:53:44,133 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-22 23:53:44,134 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-22 23:53:44,221 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dbc72444-7435-4dcf-b6a8-011e789f809a/bin-2019/ukojak/witness.graphml [2018-11-22 23:53:44,221 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:53:44,222 INFO L168 Benchmark]: Toolchain (without parser) took 247694.91 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 951.1 MB in the beginning and 1.2 GB in the end (delta: -247.1 MB). Peak memory consumption was 3.4 GB. Max. memory is 11.5 GB. [2018-11-22 23:53:44,223 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:53:44,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.64 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:44,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -221.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:44,224 INFO L168 Benchmark]: Boogie Preprocessor took 44.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:44,224 INFO L168 Benchmark]: RCFGBuilder took 1373.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.9 MB in the end (delta: 238.3 MB). Peak memory consumption was 238.3 MB. Max. memory is 11.5 GB. [2018-11-22 23:53:44,224 INFO L168 Benchmark]: CodeCheck took 245680.35 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 889.9 MB in the beginning and 1.2 GB in the end (delta: -308.3 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-22 23:53:44,225 INFO L168 Benchmark]: Witness Printer took 105.17 ms. Allocated memory is still 4.7 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:53:44,226 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, 198 locations, 1 error locations. SAFE Result, 238.9s OverallTime, 230 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 35390032 SDtfs, -1849438290 SDslu, 212373028 SDs, 0 SdLazy, 1429808460 SolverSat, -2053029730 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 864.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 298100 GetRequests, 292642 SyntacticMatches, 3206 SemanticMatches, 2252 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3423720 ImplicationChecksByTransitivity, 211.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.9s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 24.7s InterpolantComputationTime, 45035 NumberOfCodeBlocks, 45035 NumberOfCodeBlocksAsserted, 229 NumberOfCheckSat, 44806 ConstructedInterpolants, 0 QuantifiedInterpolants, 33166462 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 229 InterpolantComputations, 195 PerfectInterpolantSequences, 58493/60630 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 491]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (!(a7 == 1) || !(a16 == 6)) || ((((!(a21 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a20 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 379.64 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 913.5 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 109.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 913.5 MB in the beginning and 1.1 GB in the end (delta: -221.2 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1373.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 889.9 MB in the end (delta: 238.3 MB). Peak memory consumption was 238.3 MB. Max. memory is 11.5 GB. * CodeCheck took 245680.35 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 889.9 MB in the beginning and 1.2 GB in the end (delta: -308.3 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 105.17 ms. Allocated memory is still 4.7 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...