./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e52247c97e0196dba144205e35fb286f9d95e245 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:55:34,811 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:55:34,813 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:55:34,823 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:55:34,823 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:55:34,824 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:55:34,825 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:55:34,826 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:55:34,828 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:55:34,829 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:55:34,830 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:55:34,830 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:55:34,831 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:55:34,832 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:55:34,833 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:55:34,834 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:55:34,835 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:55:34,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:55:34,838 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:55:34,840 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:55:34,841 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:55:34,842 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:55:34,844 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:55:34,844 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:55:34,845 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:55:34,846 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:55:34,846 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:55:34,847 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:55:34,848 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:55:34,848 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:55:34,849 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:55:34,849 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:55:34,849 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:55:34,850 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:55:34,850 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:55:34,852 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:55:34,852 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 19:55:34,864 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:55:34,864 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:55:34,864 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:55:34,865 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:55:34,865 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:55:34,865 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:55:34,866 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:55:34,866 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:55:34,866 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:55:34,866 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:55:34,866 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:55:34,866 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:55:34,866 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:55:34,867 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:55:34,867 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:55:34,868 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:55:34,868 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:55:34,869 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:55:34,869 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:55:34,869 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:55:34,869 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:55:34,869 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:55:34,869 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:55:34,870 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:55:34,870 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:55:34,870 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 19:55:34,870 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:55:34,870 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:55:34,870 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_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e52247c97e0196dba144205e35fb286f9d95e245 [2018-10-26 19:55:34,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:55:34,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:55:34,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:55:34,913 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:55:34,914 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:55:34,914 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-10-26 19:55:34,966 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/data/6c81fb12f/4623f4286aab44b48956d9673b362bcc/FLAG8564e4722 [2018-10-26 19:55:35,409 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:55:35,410 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/sv-benchmarks/c/eca-rers2012/Problem02_label12_true-unreach-call_false-termination.c [2018-10-26 19:55:35,419 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/data/6c81fb12f/4623f4286aab44b48956d9673b362bcc/FLAG8564e4722 [2018-10-26 19:55:35,433 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/data/6c81fb12f/4623f4286aab44b48956d9673b362bcc [2018-10-26 19:55:35,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:55:35,438 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:55:35,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:55:35,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:55:35,445 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:55:35,448 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:55:35" (1/1) ... [2018-10-26 19:55:35,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14956367 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:35, skipping insertion in model container [2018-10-26 19:55:35,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:55:35" (1/1) ... [2018-10-26 19:55:35,461 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:55:35,531 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:55:35,886 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:55:35,891 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:55:36,009 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:55:36,029 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:55:36,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36 WrapperNode [2018-10-26 19:55:36,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:55:36,030 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:55:36,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:55:36,031 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:55:36,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... [2018-10-26 19:55:36,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... [2018-10-26 19:55:36,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:55:36,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:55:36,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:55:36,107 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:55:36,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... [2018-10-26 19:55:36,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... [2018-10-26 19:55:36,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... [2018-10-26 19:55:36,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... [2018-10-26 19:55:36,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... [2018-10-26 19:55:36,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... [2018-10-26 19:55:36,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... [2018-10-26 19:55:36,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:55:36,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:55:36,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:55:36,286 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:55:36,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:55:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:55:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-10-26 19:55:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:55:36,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:55:40,964 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:55:40,965 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:55:40 BoogieIcfgContainer [2018-10-26 19:55:40,965 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:55:40,966 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:55:40,966 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:55:40,979 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:55:40,980 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:55:40" (1/1) ... [2018-10-26 19:55:40,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:55:41,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:41,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 86 states and 164 transitions. [2018-10-26 19:55:41,034 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 164 transitions. [2018-10-26 19:55:41,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-10-26 19:55:41,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:41,677 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-10-26 19:55:41,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:42,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:42,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 165 states and 262 transitions. [2018-10-26 19:55:42,575 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 262 transitions. [2018-10-26 19:55:42,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-10-26 19:55:42,578 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:42,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:42,905 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:43,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:43,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 170 states and 270 transitions. [2018-10-26 19:55:43,229 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 270 transitions. [2018-10-26 19:55:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-10-26 19:55:43,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:43,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:43,367 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:43,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:43,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 176 states and 281 transitions. [2018-10-26 19:55:43,496 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 281 transitions. [2018-10-26 19:55:43,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-10-26 19:55:43,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:43,843 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:44,007 WARN L179 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-10-26 19:55:44,411 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 19:55:44,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:44,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 183 states and 294 transitions. [2018-10-26 19:55:44,725 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 294 transitions. [2018-10-26 19:55:44,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-10-26 19:55:44,727 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:45,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:45,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 188 states and 303 transitions. [2018-10-26 19:55:45,909 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 303 transitions. [2018-10-26 19:55:45,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-10-26 19:55:45,910 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:46,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:46,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 191 states and 306 transitions. [2018-10-26 19:55:46,006 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 306 transitions. [2018-10-26 19:55:46,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-10-26 19:55:46,008 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:46,033 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:46,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:46,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 196 states and 312 transitions. [2018-10-26 19:55:46,336 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 312 transitions. [2018-10-26 19:55:46,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 19:55:46,337 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:46,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:55:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:46,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 201 states and 318 transitions. [2018-10-26 19:55:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 318 transitions. [2018-10-26 19:55:46,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-10-26 19:55:46,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:46,511 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:46,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:46,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 204 states and 321 transitions. [2018-10-26 19:55:46,597 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 321 transitions. [2018-10-26 19:55:46,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-10-26 19:55:46,600 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:46,758 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:47,427 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 10 DAG size of output: 7 [2018-10-26 19:55:47,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:47,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 214 states and 334 transitions. [2018-10-26 19:55:47,526 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 334 transitions. [2018-10-26 19:55:47,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-10-26 19:55:47,527 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:47,554 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:47,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 216 states and 337 transitions. [2018-10-26 19:55:47,635 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 337 transitions. [2018-10-26 19:55:47,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-10-26 19:55:47,637 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:47,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:47,676 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:47,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:47,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 221 states and 343 transitions. [2018-10-26 19:55:47,964 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 343 transitions. [2018-10-26 19:55:47,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-10-26 19:55:47,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:47,986 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:55:48,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:48,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 226 states and 349 transitions. [2018-10-26 19:55:48,167 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 349 transitions. [2018-10-26 19:55:48,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-10-26 19:55:48,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:48,236 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:48,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 241 states and 373 transitions. [2018-10-26 19:55:48,659 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 373 transitions. [2018-10-26 19:55:48,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-10-26 19:55:48,660 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:48,680 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:55:49,011 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 19:55:49,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:49,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 242 states and 373 transitions. [2018-10-26 19:55:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 373 transitions. [2018-10-26 19:55:49,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-10-26 19:55:49,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:49,225 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 249 states and 380 transitions. [2018-10-26 19:55:49,325 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 380 transitions. [2018-10-26 19:55:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 19:55:49,326 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:50,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 253 states and 386 transitions. [2018-10-26 19:55:50,189 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 386 transitions. [2018-10-26 19:55:50,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-10-26 19:55:50,189 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:50,328 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:51,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:51,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 269 states and 404 transitions. [2018-10-26 19:55:51,119 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 404 transitions. [2018-10-26 19:55:51,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-10-26 19:55:51,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:51,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:51,146 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:51,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:51,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 288 states and 426 transitions. [2018-10-26 19:55:51,636 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 426 transitions. [2018-10-26 19:55:51,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-10-26 19:55:51,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:51,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:51,658 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:52,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:52,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 292 states and 432 transitions. [2018-10-26 19:55:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 432 transitions. [2018-10-26 19:55:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-10-26 19:55:52,183 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:52,220 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:52,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:52,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 294 states and 434 transitions. [2018-10-26 19:55:52,311 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 434 transitions. [2018-10-26 19:55:52,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:55:52,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:52,431 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:52,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:52,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 306 states and 446 transitions. [2018-10-26 19:55:52,705 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 446 transitions. [2018-10-26 19:55:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-10-26 19:55:52,705 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:54,599 WARN L179 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-10-26 19:55:56,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:56,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 311 states and 457 transitions. [2018-10-26 19:55:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 457 transitions. [2018-10-26 19:55:56,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-10-26 19:55:56,011 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:56,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:56,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:56,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 320 states and 469 transitions. [2018-10-26 19:55:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 469 transitions. [2018-10-26 19:55:56,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-10-26 19:55:56,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:57,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:57,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 353 states and 510 transitions. [2018-10-26 19:55:57,035 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 510 transitions. [2018-10-26 19:55:57,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:55:57,036 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:57,063 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:55:57,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:57,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 356 states and 513 transitions. [2018-10-26 19:55:57,274 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 513 transitions. [2018-10-26 19:55:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-10-26 19:55:57,275 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:57,299 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:57,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:57,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 377 states and 540 transitions. [2018-10-26 19:55:57,738 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 540 transitions. [2018-10-26 19:55:57,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-10-26 19:55:57,739 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:58,009 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:55:58,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:58,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 384 states and 553 transitions. [2018-10-26 19:55:58,148 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 553 transitions. [2018-10-26 19:55:58,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 19:55:58,149 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:58,288 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:58,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:58,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 390 states and 560 transitions. [2018-10-26 19:55:58,368 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 560 transitions. [2018-10-26 19:55:58,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 19:55:58,368 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:58,439 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:58,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:58,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 391 states and 560 transitions. [2018-10-26 19:55:58,506 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 560 transitions. [2018-10-26 19:55:58,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-10-26 19:55:58,507 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:55:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:59,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 396 states and 566 transitions. [2018-10-26 19:55:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 566 transitions. [2018-10-26 19:55:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:55:59,381 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:59,406 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:55:59,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:55:59,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 412 states and 584 transitions. [2018-10-26 19:55:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 584 transitions. [2018-10-26 19:55:59,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-10-26 19:55:59,959 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:55:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:55:59,986 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:00,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:00,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 414 states and 585 transitions. [2018-10-26 19:56:00,061 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 585 transitions. [2018-10-26 19:56:00,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 19:56:00,062 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:00,495 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:56:01,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:01,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 445 states and 623 transitions. [2018-10-26 19:56:01,273 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 623 transitions. [2018-10-26 19:56:01,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-10-26 19:56:01,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:02,042 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:02,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 456 states and 643 transitions. [2018-10-26 19:56:02,436 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 643 transitions. [2018-10-26 19:56:02,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 19:56:02,437 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:02,463 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:02,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:02,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 463 states and 653 transitions. [2018-10-26 19:56:02,958 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 653 transitions. [2018-10-26 19:56:02,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 19:56:02,960 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:02,995 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:03,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:03,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 464 states and 653 transitions. [2018-10-26 19:56:03,369 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 653 transitions. [2018-10-26 19:56:03,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-10-26 19:56:03,370 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-10-26 19:56:03,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:03,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 471 states and 661 transitions. [2018-10-26 19:56:03,652 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 661 transitions. [2018-10-26 19:56:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 19:56:03,653 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:03,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:03,676 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:56:04,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:04,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 481 states and 672 transitions. [2018-10-26 19:56:04,116 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 672 transitions. [2018-10-26 19:56:04,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 19:56:04,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:04,209 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:04,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:04,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 484 states and 677 transitions. [2018-10-26 19:56:04,228 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 677 transitions. [2018-10-26 19:56:04,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-10-26 19:56:04,229 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:04,287 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 42 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:56:04,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:04,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 496 states and 703 transitions. [2018-10-26 19:56:04,733 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 703 transitions. [2018-10-26 19:56:04,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 19:56:04,734 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:04,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:04,809 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 19:56:05,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:05,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 513 states and 724 transitions. [2018-10-26 19:56:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 724 transitions. [2018-10-26 19:56:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 19:56:05,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:05,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:05,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 521 states and 736 transitions. [2018-10-26 19:56:05,662 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 736 transitions. [2018-10-26 19:56:05,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 19:56:05,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 19:56:06,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 536 states and 754 transitions. [2018-10-26 19:56:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 754 transitions. [2018-10-26 19:56:06,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 19:56:06,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:06,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:06,456 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-10-26 19:56:06,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:06,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 537 states and 754 transitions. [2018-10-26 19:56:06,591 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 754 transitions. [2018-10-26 19:56:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-10-26 19:56:06,592 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:06,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:06,639 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:07,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 555 states and 777 transitions. [2018-10-26 19:56:07,319 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 777 transitions. [2018-10-26 19:56:07,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 19:56:07,320 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:07,339 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:07,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:07,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 557 states and 781 transitions. [2018-10-26 19:56:07,483 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 781 transitions. [2018-10-26 19:56:07,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-10-26 19:56:07,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:07,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:07,508 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:07,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:07,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 558 states and 782 transitions. [2018-10-26 19:56:07,753 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 782 transitions. [2018-10-26 19:56:07,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 19:56:07,754 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:07,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:07,804 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:08,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:08,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 562 states and 790 transitions. [2018-10-26 19:56:08,230 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 790 transitions. [2018-10-26 19:56:08,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-10-26 19:56:08,231 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:08,255 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:08,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:08,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 577 states and 810 transitions. [2018-10-26 19:56:08,658 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 810 transitions. [2018-10-26 19:56:08,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-10-26 19:56:08,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:08,686 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-10-26 19:56:09,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:09,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 582 states and 816 transitions. [2018-10-26 19:56:09,048 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 816 transitions. [2018-10-26 19:56:09,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-10-26 19:56:09,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:09,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:09,065 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:09,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:09,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 585 states and 819 transitions. [2018-10-26 19:56:09,084 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 819 transitions. [2018-10-26 19:56:09,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 19:56:09,084 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:09,102 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:09,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:09,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 590 states and 824 transitions. [2018-10-26 19:56:09,400 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 824 transitions. [2018-10-26 19:56:09,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-10-26 19:56:09,402 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:09,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:09,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 591 states and 825 transitions. [2018-10-26 19:56:09,439 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 825 transitions. [2018-10-26 19:56:09,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 19:56:09,440 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 19:56:09,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:09,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 593 states and 827 transitions. [2018-10-26 19:56:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 827 transitions. [2018-10-26 19:56:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-10-26 19:56:09,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:09,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:10,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 613 states and 851 transitions. [2018-10-26 19:56:10,525 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 851 transitions. [2018-10-26 19:56:10,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 19:56:10,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:10,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:10,551 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:56:11,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:11,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 615 states and 852 transitions. [2018-10-26 19:56:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 852 transitions. [2018-10-26 19:56:11,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-10-26 19:56:11,034 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:11,062 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:11,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:11,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 622 states and 860 transitions. [2018-10-26 19:56:11,147 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 860 transitions. [2018-10-26 19:56:11,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-10-26 19:56:11,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:11,180 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:56:11,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:11,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 629 states and 869 transitions. [2018-10-26 19:56:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 869 transitions. [2018-10-26 19:56:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 19:56:11,497 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:11,530 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:11,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 631 states and 870 transitions. [2018-10-26 19:56:11,610 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 870 transitions. [2018-10-26 19:56:11,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 19:56:11,611 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:11,671 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:11,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:11,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 645 states and 883 transitions. [2018-10-26 19:56:11,859 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 883 transitions. [2018-10-26 19:56:11,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-10-26 19:56:11,860 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:12,475 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:16,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 768 states and 1017 transitions. [2018-10-26 19:56:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1017 transitions. [2018-10-26 19:56:16,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 19:56:16,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:16,929 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:17,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 771 states and 1019 transitions. [2018-10-26 19:56:17,039 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1019 transitions. [2018-10-26 19:56:17,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-10-26 19:56:17,040 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:17,064 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:17,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:17,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 776 states and 1025 transitions. [2018-10-26 19:56:17,297 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1025 transitions. [2018-10-26 19:56:17,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-10-26 19:56:17,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:17,397 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:17,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:17,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 790 states and 1040 transitions. [2018-10-26 19:56:17,804 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1040 transitions. [2018-10-26 19:56:17,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 19:56:17,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:17,831 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:17,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 793 states and 1047 transitions. [2018-10-26 19:56:17,867 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1047 transitions. [2018-10-26 19:56:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 19:56:17,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:17,889 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:18,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:18,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 795 states and 1048 transitions. [2018-10-26 19:56:18,093 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1048 transitions. [2018-10-26 19:56:18,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 19:56:18,094 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:18,120 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 797 states and 1049 transitions. [2018-10-26 19:56:18,671 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1049 transitions. [2018-10-26 19:56:18,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-10-26 19:56:18,672 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:18,964 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:56:19,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:19,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 808 states and 1061 transitions. [2018-10-26 19:56:19,517 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1061 transitions. [2018-10-26 19:56:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 19:56:19,518 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:56:20,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:20,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 813 states and 1066 transitions. [2018-10-26 19:56:20,235 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1066 transitions. [2018-10-26 19:56:20,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-10-26 19:56:20,236 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:20,356 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:21,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:21,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 838 states and 1096 transitions. [2018-10-26 19:56:21,210 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1096 transitions. [2018-10-26 19:56:21,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 19:56:21,211 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:21,231 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-10-26 19:56:21,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:21,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 839 states and 1096 transitions. [2018-10-26 19:56:21,322 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1096 transitions. [2018-10-26 19:56:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 19:56:21,323 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:21,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:21,367 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:21,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:21,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 851 states and 1107 transitions. [2018-10-26 19:56:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1107 transitions. [2018-10-26 19:56:21,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 19:56:21,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:21,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:21,881 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:22,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:22,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 869 states and 1138 transitions. [2018-10-26 19:56:22,573 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1138 transitions. [2018-10-26 19:56:22,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 19:56:22,574 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:22,686 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:23,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:23,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 872 states and 1141 transitions. [2018-10-26 19:56:23,023 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1141 transitions. [2018-10-26 19:56:23,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 19:56:23,024 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:23,208 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:23,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 875 states and 1142 transitions. [2018-10-26 19:56:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1142 transitions. [2018-10-26 19:56:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-10-26 19:56:23,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:23,601 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 19:56:23,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:23,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 882 states and 1150 transitions. [2018-10-26 19:56:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1150 transitions. [2018-10-26 19:56:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-10-26 19:56:23,812 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:23,845 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 19:56:24,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:24,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 891 states and 1159 transitions. [2018-10-26 19:56:24,260 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1159 transitions. [2018-10-26 19:56:24,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 19:56:24,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:24,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:25,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:25,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 913 states and 1183 transitions. [2018-10-26 19:56:25,745 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1183 transitions. [2018-10-26 19:56:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-10-26 19:56:25,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:25,793 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:26,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:26,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 927 states and 1197 transitions. [2018-10-26 19:56:26,700 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1197 transitions. [2018-10-26 19:56:26,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-10-26 19:56:26,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:26,740 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:27,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:27,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 941 states and 1215 transitions. [2018-10-26 19:56:27,279 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1215 transitions. [2018-10-26 19:56:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-10-26 19:56:27,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:27,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:27,333 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:56:27,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:27,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 943 states and 1217 transitions. [2018-10-26 19:56:27,394 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1217 transitions. [2018-10-26 19:56:27,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 19:56:27,395 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:27,433 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:28,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 970 states and 1250 transitions. [2018-10-26 19:56:28,407 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1250 transitions. [2018-10-26 19:56:28,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-10-26 19:56:28,408 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:28,436 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:29,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:29,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 992 states and 1273 transitions. [2018-10-26 19:56:29,105 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1273 transitions. [2018-10-26 19:56:29,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:56:29,106 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:30,544 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 24 [2018-10-26 19:56:33,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:33,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1054 states and 1354 transitions. [2018-10-26 19:56:33,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1354 transitions. [2018-10-26 19:56:33,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:56:33,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:33,862 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:36,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1077 states and 1382 transitions. [2018-10-26 19:56:36,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1382 transitions. [2018-10-26 19:56:36,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:56:36,253 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:36,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:36,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1089 states and 1393 transitions. [2018-10-26 19:56:36,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 1393 transitions. [2018-10-26 19:56:36,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:56:36,881 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:36,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:36,945 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:38,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:38,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1435 states to 1127 states and 1435 transitions. [2018-10-26 19:56:38,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1435 transitions. [2018-10-26 19:56:38,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:56:38,436 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:38,508 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:39,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:39,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1139 states and 1447 transitions. [2018-10-26 19:56:39,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1447 transitions. [2018-10-26 19:56:39,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:56:39,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:39,346 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1144 states and 1454 transitions. [2018-10-26 19:56:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 1454 transitions. [2018-10-26 19:56:39,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:56:39,935 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:39,991 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:40,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:40,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1147 states and 1457 transitions. [2018-10-26 19:56:40,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1457 transitions. [2018-10-26 19:56:40,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:56:40,274 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:40,330 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:40,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:40,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1159 states and 1471 transitions. [2018-10-26 19:56:40,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 1471 transitions. [2018-10-26 19:56:40,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-10-26 19:56:40,913 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:40,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:40,934 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 19:56:40,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:40,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 1168 states and 1485 transitions. [2018-10-26 19:56:40,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1485 transitions. [2018-10-26 19:56:40,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-10-26 19:56:40,994 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:41,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:41,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1188 states and 1512 transitions. [2018-10-26 19:56:41,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1512 transitions. [2018-10-26 19:56:41,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 19:56:41,607 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:41,642 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:41,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:41,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1190 states and 1514 transitions. [2018-10-26 19:56:41,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1514 transitions. [2018-10-26 19:56:41,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 19:56:41,674 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:41,698 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:42,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:42,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1198 states and 1521 transitions. [2018-10-26 19:56:42,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1521 transitions. [2018-10-26 19:56:42,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 19:56:42,049 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:42,073 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1216 states and 1538 transitions. [2018-10-26 19:56:42,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1538 transitions. [2018-10-26 19:56:42,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 19:56:42,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:42,760 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:43,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:43,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1222 states and 1544 transitions. [2018-10-26 19:56:43,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1544 transitions. [2018-10-26 19:56:43,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-10-26 19:56:43,576 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:43,605 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:43,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:43,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1230 states and 1553 transitions. [2018-10-26 19:56:43,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1553 transitions. [2018-10-26 19:56:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-10-26 19:56:43,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:43,841 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:56:44,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:44,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1244 states and 1570 transitions. [2018-10-26 19:56:44,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 1570 transitions. [2018-10-26 19:56:44,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 19:56:44,458 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:44,858 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:46,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:46,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1303 states and 1636 transitions. [2018-10-26 19:56:46,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1636 transitions. [2018-10-26 19:56:46,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 19:56:46,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:47,048 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 81 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:47,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:47,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1313 states and 1647 transitions. [2018-10-26 19:56:47,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1647 transitions. [2018-10-26 19:56:47,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 19:56:47,880 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:56:48,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:48,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 1318 states and 1653 transitions. [2018-10-26 19:56:48,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1653 transitions. [2018-10-26 19:56:48,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 19:56:48,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:48,337 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:56:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:48,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1323 states and 1657 transitions. [2018-10-26 19:56:48,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1323 states and 1657 transitions. [2018-10-26 19:56:48,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-10-26 19:56:48,582 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:48,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:48,610 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:56:48,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:48,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 1326 states and 1660 transitions. [2018-10-26 19:56:48,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1660 transitions. [2018-10-26 19:56:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 19:56:48,990 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:49,372 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:56:53,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:53,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1739 states to 1385 states and 1739 transitions. [2018-10-26 19:56:53,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1739 transitions. [2018-10-26 19:56:53,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 19:56:53,814 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:53,874 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:56:56,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:56,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1768 states to 1408 states and 1768 transitions. [2018-10-26 19:56:56,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1768 transitions. [2018-10-26 19:56:56,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 19:56:56,032 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:56,074 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:56:56,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:56,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1415 states and 1775 transitions. [2018-10-26 19:56:56,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1775 transitions. [2018-10-26 19:56:56,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 19:56:56,439 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:56,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 86 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:56:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 1415 states and 1774 transitions. [2018-10-26 19:56:56,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1774 transitions. [2018-10-26 19:56:56,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 19:56:56,916 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:56,940 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:56,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:56,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1418 states and 1777 transitions. [2018-10-26 19:56:56,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1777 transitions. [2018-10-26 19:56:56,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-10-26 19:56:56,971 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:56,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:56,994 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-10-26 19:56:57,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:57,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1420 states and 1780 transitions. [2018-10-26 19:56:57,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1780 transitions. [2018-10-26 19:56:57,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 19:56:57,029 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:57,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:57,058 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 19:56:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:58,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1792 states to 1430 states and 1792 transitions. [2018-10-26 19:56:58,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1792 transitions. [2018-10-26 19:56:58,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 19:56:58,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:58,322 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-10-26 19:56:59,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:59,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 1440 states and 1802 transitions. [2018-10-26 19:56:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1440 states and 1802 transitions. [2018-10-26 19:56:59,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-10-26 19:56:59,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:59,450 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:56:59,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:59,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1441 states and 1808 transitions. [2018-10-26 19:56:59,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1808 transitions. [2018-10-26 19:56:59,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 19:56:59,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:59,625 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:56:59,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:56:59,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1444 states and 1810 transitions. [2018-10-26 19:56:59,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1444 states and 1810 transitions. [2018-10-26 19:56:59,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 19:56:59,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:56:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:56:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:57:01,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:01,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1460 states and 1828 transitions. [2018-10-26 19:57:01,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1828 transitions. [2018-10-26 19:57:01,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 19:57:01,454 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:01,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:01,514 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1467 states and 1841 transitions. [2018-10-26 19:57:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1467 states and 1841 transitions. [2018-10-26 19:57:02,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 19:57:02,164 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:02,221 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 19:57:02,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:02,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1487 states and 1865 transitions. [2018-10-26 19:57:02,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1865 transitions. [2018-10-26 19:57:02,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-10-26 19:57:02,769 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:03,162 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 79 proven. 10 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-10-26 19:57:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:03,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1496 states and 1876 transitions. [2018-10-26 19:57:03,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 1876 transitions. [2018-10-26 19:57:03,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 19:57:03,489 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-10-26 19:57:03,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:03,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1500 states and 1879 transitions. [2018-10-26 19:57:03,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1879 transitions. [2018-10-26 19:57:03,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-10-26 19:57:03,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-10-26 19:57:04,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:04,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1506 states and 1885 transitions. [2018-10-26 19:57:04,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1885 transitions. [2018-10-26 19:57:04,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-26 19:57:04,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:04,602 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:05,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:05,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1522 states and 1900 transitions. [2018-10-26 19:57:05,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1900 transitions. [2018-10-26 19:57:05,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-10-26 19:57:05,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:05,492 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:05,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:05,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1526 states and 1903 transitions. [2018-10-26 19:57:05,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1903 transitions. [2018-10-26 19:57:05,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 19:57:05,809 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-10-26 19:57:06,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:06,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1528 states and 1905 transitions. [2018-10-26 19:57:06,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1905 transitions. [2018-10-26 19:57:06,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 19:57:06,069 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:06,115 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:06,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:06,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1545 states and 1923 transitions. [2018-10-26 19:57:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1923 transitions. [2018-10-26 19:57:06,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-10-26 19:57:06,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:07,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:07,021 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:07,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:07,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1555 states and 1932 transitions. [2018-10-26 19:57:07,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1932 transitions. [2018-10-26 19:57:07,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-26 19:57:07,495 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:07,523 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:57:08,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:08,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1570 states and 1945 transitions. [2018-10-26 19:57:08,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1945 transitions. [2018-10-26 19:57:08,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 19:57:08,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:08,141 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:57:08,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:08,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1576 states and 1954 transitions. [2018-10-26 19:57:08,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1954 transitions. [2018-10-26 19:57:08,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 19:57:08,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:08,257 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:57:08,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 1581 states and 1959 transitions. [2018-10-26 19:57:08,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1959 transitions. [2018-10-26 19:57:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 19:57:08,601 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:08,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:08,640 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:57:08,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:08,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1586 states and 1964 transitions. [2018-10-26 19:57:08,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 1964 transitions. [2018-10-26 19:57:08,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 19:57:08,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:57:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:09,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1587 states and 1967 transitions. [2018-10-26 19:57:09,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1967 transitions. [2018-10-26 19:57:09,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 19:57:09,260 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:09,296 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:57:09,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:09,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1591 states and 1971 transitions. [2018-10-26 19:57:09,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 1971 transitions. [2018-10-26 19:57:09,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-10-26 19:57:09,828 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:09,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:09,888 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-10-26 19:57:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1595 states and 1975 transitions. [2018-10-26 19:57:10,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 1975 transitions. [2018-10-26 19:57:10,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-10-26 19:57:10,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:10,274 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:10,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:10,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1614 states and 1992 transitions. [2018-10-26 19:57:10,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1992 transitions. [2018-10-26 19:57:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 19:57:10,780 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:10,806 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 19:57:11,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:11,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1624 states and 2002 transitions. [2018-10-26 19:57:11,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2002 transitions. [2018-10-26 19:57:11,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-10-26 19:57:11,200 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-10-26 19:57:11,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:11,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1631 states and 2009 transitions. [2018-10-26 19:57:11,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2009 transitions. [2018-10-26 19:57:11,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:11,633 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:11,688 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:13,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:13,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1656 states and 2041 transitions. [2018-10-26 19:57:13,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2041 transitions. [2018-10-26 19:57:13,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:13,168 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:13,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:13,202 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:13,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:13,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1669 states and 2054 transitions. [2018-10-26 19:57:13,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2054 transitions. [2018-10-26 19:57:13,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:13,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:13,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:14,000 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:15,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:15,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1689 states and 2076 transitions. [2018-10-26 19:57:15,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2076 transitions. [2018-10-26 19:57:15,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:15,431 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:15,458 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:16,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:16,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1693 states and 2081 transitions. [2018-10-26 19:57:16,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2081 transitions. [2018-10-26 19:57:16,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:16,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:16,377 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:18,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1714 states and 2104 transitions. [2018-10-26 19:57:18,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2104 transitions. [2018-10-26 19:57:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:18,206 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:18,235 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:18,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:18,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1723 states and 2112 transitions. [2018-10-26 19:57:18,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2112 transitions. [2018-10-26 19:57:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:18,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:18,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:18,928 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:19,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:19,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1729 states and 2117 transitions. [2018-10-26 19:57:19,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2117 transitions. [2018-10-26 19:57:19,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:19,297 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:19,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:19,329 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:20,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:20,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1738 states and 2127 transitions. [2018-10-26 19:57:20,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2127 transitions. [2018-10-26 19:57:20,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:20,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:20,168 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:20,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1747 states and 2138 transitions. [2018-10-26 19:57:20,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2138 transitions. [2018-10-26 19:57:20,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:20,716 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:20,746 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:21,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:21,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1751 states and 2142 transitions. [2018-10-26 19:57:21,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2142 transitions. [2018-10-26 19:57:21,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-10-26 19:57:21,129 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:21,158 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-10-26 19:57:21,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:21,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1755 states and 2146 transitions. [2018-10-26 19:57:21,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2146 transitions. [2018-10-26 19:57:21,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 19:57:21,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:21,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:21,582 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 124 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 19:57:22,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:22,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 1765 states and 2169 transitions. [2018-10-26 19:57:22,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2169 transitions. [2018-10-26 19:57:22,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-10-26 19:57:22,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 19:57:23,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1775 states and 2184 transitions. [2018-10-26 19:57:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2184 transitions. [2018-10-26 19:57:23,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:57:23,028 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:23,064 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:57:23,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1779 states and 2196 transitions. [2018-10-26 19:57:23,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2196 transitions. [2018-10-26 19:57:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:57:23,401 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:23,434 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:57:23,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:23,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1783 states and 2199 transitions. [2018-10-26 19:57:23,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2199 transitions. [2018-10-26 19:57:23,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:57:23,962 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:23,994 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:57:24,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:24,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1786 states and 2201 transitions. [2018-10-26 19:57:24,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2201 transitions. [2018-10-26 19:57:24,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:57:24,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:57:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:24,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1787 states and 2201 transitions. [2018-10-26 19:57:24,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2201 transitions. [2018-10-26 19:57:24,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:57:24,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:24,813 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:57:25,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:25,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1796 states and 2209 transitions. [2018-10-26 19:57:25,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2209 transitions. [2018-10-26 19:57:25,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-10-26 19:57:25,281 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:25,313 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:57:25,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1805 states and 2217 transitions. [2018-10-26 19:57:25,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2217 transitions. [2018-10-26 19:57:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-10-26 19:57:25,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:25,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:25,550 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-10-26 19:57:25,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:25,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1806 states and 2217 transitions. [2018-10-26 19:57:25,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2217 transitions. [2018-10-26 19:57:25,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-10-26 19:57:25,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:25,943 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 19:57:25,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:25,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1808 states and 2219 transitions. [2018-10-26 19:57:25,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2219 transitions. [2018-10-26 19:57:25,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 19:57:25,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:26,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 19:57:26,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:26,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1809 states and 2219 transitions. [2018-10-26 19:57:26,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2219 transitions. [2018-10-26 19:57:26,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-10-26 19:57:26,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:26,128 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-10-26 19:57:26,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:26,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1810 states and 2219 transitions. [2018-10-26 19:57:26,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2219 transitions. [2018-10-26 19:57:26,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:26,165 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:26,217 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:26,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:26,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1819 states and 2228 transitions. [2018-10-26 19:57:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2228 transitions. [2018-10-26 19:57:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:26,954 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:27,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1828 states and 2235 transitions. [2018-10-26 19:57:27,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2235 transitions. [2018-10-26 19:57:27,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:27,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:27,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:27,927 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:28,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:28,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1832 states and 2238 transitions. [2018-10-26 19:57:28,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2238 transitions. [2018-10-26 19:57:28,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:28,639 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:29,024 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:29,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1841 states and 2247 transitions. [2018-10-26 19:57:29,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2247 transitions. [2018-10-26 19:57:29,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:29,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:29,955 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:30,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:30,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1845 states and 2250 transitions. [2018-10-26 19:57:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2250 transitions. [2018-10-26 19:57:30,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:30,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:30,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:31,132 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:31,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:31,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1849 states and 2253 transitions. [2018-10-26 19:57:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2253 transitions. [2018-10-26 19:57:31,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:31,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:31,569 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:32,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1853 states and 2256 transitions. [2018-10-26 19:57:32,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2256 transitions. [2018-10-26 19:57:32,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:32,221 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:32,631 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:33,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:33,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1857 states and 2259 transitions. [2018-10-26 19:57:33,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2259 transitions. [2018-10-26 19:57:33,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:33,558 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:34,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1861 states and 2262 transitions. [2018-10-26 19:57:34,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2262 transitions. [2018-10-26 19:57:34,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-10-26 19:57:34,461 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:35,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:35,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1865 states and 2265 transitions. [2018-10-26 19:57:35,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2265 transitions. [2018-10-26 19:57:35,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-10-26 19:57:35,197 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:35,224 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-10-26 19:57:35,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1868 states and 2269 transitions. [2018-10-26 19:57:35,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2269 transitions. [2018-10-26 19:57:35,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-10-26 19:57:35,261 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:35,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:35,292 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:57:35,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:35,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1875 states and 2275 transitions. [2018-10-26 19:57:35,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2275 transitions. [2018-10-26 19:57:35,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 19:57:35,520 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:35,562 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 130 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 19:57:36,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:36,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1894 states and 2296 transitions. [2018-10-26 19:57:36,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2296 transitions. [2018-10-26 19:57:36,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 19:57:36,064 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:36,113 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 130 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 19:57:36,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:36,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1899 states and 2302 transitions. [2018-10-26 19:57:36,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2302 transitions. [2018-10-26 19:57:36,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-10-26 19:57:36,894 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:36,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:36,932 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 130 proven. 4 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-10-26 19:57:37,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:37,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1903 states and 2306 transitions. [2018-10-26 19:57:37,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2306 transitions. [2018-10-26 19:57:37,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-10-26 19:57:37,343 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:37,419 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 119 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-10-26 19:57:38,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:38,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 1945 states and 2351 transitions. [2018-10-26 19:57:38,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2351 transitions. [2018-10-26 19:57:38,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:38,348 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 1960 states and 2374 transitions. [2018-10-26 19:57:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2374 transitions. [2018-10-26 19:57:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:39,134 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:39,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:39,164 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:41,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:41,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2004 states and 2433 transitions. [2018-10-26 19:57:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2433 transitions. [2018-10-26 19:57:41,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:41,708 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:41,737 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:43,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2049 states and 2490 transitions. [2018-10-26 19:57:43,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2490 transitions. [2018-10-26 19:57:43,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:43,603 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:43,634 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:44,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:44,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2086 states and 2538 transitions. [2018-10-26 19:57:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 2538 transitions. [2018-10-26 19:57:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:44,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:44,181 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:44,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 2089 states and 2540 transitions. [2018-10-26 19:57:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2540 transitions. [2018-10-26 19:57:44,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:44,602 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:44,637 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:45,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2092 states and 2544 transitions. [2018-10-26 19:57:45,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2544 transitions. [2018-10-26 19:57:45,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:45,058 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:45,088 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:45,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:45,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2098 states and 2550 transitions. [2018-10-26 19:57:45,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2550 transitions. [2018-10-26 19:57:45,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:45,834 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:45,863 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:46,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:46,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2553 states to 2101 states and 2553 transitions. [2018-10-26 19:57:46,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2553 transitions. [2018-10-26 19:57:46,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:46,299 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:46,329 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2557 states to 2105 states and 2557 transitions. [2018-10-26 19:57:46,745 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2557 transitions. [2018-10-26 19:57:46,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:46,746 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:46,776 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:47,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2108 states and 2560 transitions. [2018-10-26 19:57:47,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2560 transitions. [2018-10-26 19:57:47,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:47,198 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:47,229 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:48,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:48,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2128 states and 2583 transitions. [2018-10-26 19:57:48,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2583 transitions. [2018-10-26 19:57:48,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:48,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:48,559 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:49,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:49,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 2131 states and 2586 transitions. [2018-10-26 19:57:49,037 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2586 transitions. [2018-10-26 19:57:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:49,039 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:49,077 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:50,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:50,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2135 states and 2590 transitions. [2018-10-26 19:57:50,040 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2590 transitions. [2018-10-26 19:57:50,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:50,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:50,074 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2138 states and 2593 transitions. [2018-10-26 19:57:50,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2593 transitions. [2018-10-26 19:57:50,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:50,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:50,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:50,620 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:51,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:51,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2141 states and 2595 transitions. [2018-10-26 19:57:51,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2595 transitions. [2018-10-26 19:57:51,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:51,048 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:51,081 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2158 states and 2614 transitions. [2018-10-26 19:57:51,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2614 transitions. [2018-10-26 19:57:51,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:51,777 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:51,811 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:52,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2161 states and 2617 transitions. [2018-10-26 19:57:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2617 transitions. [2018-10-26 19:57:52,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:52,272 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:52,310 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:53,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:53,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2181 states and 2640 transitions. [2018-10-26 19:57:53,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2181 states and 2640 transitions. [2018-10-26 19:57:53,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:53,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:53,444 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2182 states and 2640 transitions. [2018-10-26 19:57:53,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2640 transitions. [2018-10-26 19:57:53,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:53,951 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:53,984 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:54,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:54,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2185 states and 2642 transitions. [2018-10-26 19:57:54,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 2642 transitions. [2018-10-26 19:57:54,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-10-26 19:57:54,214 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:54,248 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 19:57:54,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:54,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2188 states and 2645 transitions. [2018-10-26 19:57:54,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2645 transitions. [2018-10-26 19:57:54,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-10-26 19:57:54,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:54,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 135 proven. 15 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:55,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 2214 states and 2671 transitions. [2018-10-26 19:57:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2214 states and 2671 transitions. [2018-10-26 19:57:55,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-10-26 19:57:55,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:55,774 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 135 proven. 15 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:55,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:55,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 2215 states and 2671 transitions. [2018-10-26 19:57:55,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 2671 transitions. [2018-10-26 19:57:55,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 19:57:55,899 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:55,946 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:56,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2221 states and 2677 transitions. [2018-10-26 19:57:56,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2677 transitions. [2018-10-26 19:57:56,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 19:57:56,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:56,064 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:56,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:56,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 2226 states and 2683 transitions. [2018-10-26 19:57:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2226 states and 2683 transitions. [2018-10-26 19:57:56,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 19:57:56,932 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-10-26 19:57:57,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:57,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 2230 states and 2687 transitions. [2018-10-26 19:57:57,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 2687 transitions. [2018-10-26 19:57:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 19:57:57,486 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:57,517 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:57:57,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:57,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 2242 states and 2698 transitions. [2018-10-26 19:57:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 2698 transitions. [2018-10-26 19:57:57,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 19:57:57,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:57,620 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:57:58,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:58,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2708 states to 2252 states and 2708 transitions. [2018-10-26 19:57:58,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2708 transitions. [2018-10-26 19:57:58,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 19:57:58,194 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:58,230 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:57:58,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:58,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 2258 states and 2713 transitions. [2018-10-26 19:57:58,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 2713 transitions. [2018-10-26 19:57:58,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-10-26 19:57:58,792 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:58,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 19:57:59,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:59,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2265 states and 2719 transitions. [2018-10-26 19:57:59,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2265 states and 2719 transitions. [2018-10-26 19:57:59,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-10-26 19:57:59,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:59,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:57:59,397 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-10-26 19:57:59,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:57:59,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2269 states and 2723 transitions. [2018-10-26 19:57:59,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2723 transitions. [2018-10-26 19:57:59,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 19:57:59,906 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:57:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:01,086 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 19:58:05,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:05,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 2303 states and 2758 transitions. [2018-10-26 19:58:05,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2758 transitions. [2018-10-26 19:58:05,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 19:58:05,455 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:05,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:05,534 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-10-26 19:58:06,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2780 states to 2326 states and 2780 transitions. [2018-10-26 19:58:06,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 2780 transitions. [2018-10-26 19:58:06,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-10-26 19:58:06,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:06,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:06,513 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-10-26 19:58:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2783 states to 2329 states and 2783 transitions. [2018-10-26 19:58:07,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2783 transitions. [2018-10-26 19:58:07,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 19:58:07,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 19:58:07,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:07,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 2337 states and 2789 transitions. [2018-10-26 19:58:07,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 2789 transitions. [2018-10-26 19:58:07,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-10-26 19:58:07,346 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:07,386 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 211 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-10-26 19:58:07,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:07,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2343 states and 2794 transitions. [2018-10-26 19:58:07,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 2794 transitions. [2018-10-26 19:58:07,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 19:58:07,803 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:07,834 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 19:58:07,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:07,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2345 states and 2795 transitions. [2018-10-26 19:58:07,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 2795 transitions. [2018-10-26 19:58:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 19:58:07,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:07,897 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 19:58:07,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:07,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2347 states and 2796 transitions. [2018-10-26 19:58:07,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 2796 transitions. [2018-10-26 19:58:07,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-10-26 19:58:07,996 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:08,030 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-10-26 19:58:08,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:08,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 2349 states and 2797 transitions. [2018-10-26 19:58:08,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 2797 transitions. [2018-10-26 19:58:08,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 19:58:08,068 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:09,031 WARN L179 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-10-26 19:58:09,273 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 19:58:12,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:12,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2399 states and 2847 transitions. [2018-10-26 19:58:12,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 2847 transitions. [2018-10-26 19:58:12,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-10-26 19:58:12,432 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:12,528 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-10-26 19:58:13,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:13,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2421 states and 2868 transitions. [2018-10-26 19:58:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 2868 transitions. [2018-10-26 19:58:13,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-10-26 19:58:13,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:13,266 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-10-26 19:58:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2950 states to 2501 states and 2950 transitions. [2018-10-26 19:58:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 2950 transitions. [2018-10-26 19:58:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 19:58:16,095 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 19:58:17,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:17,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 2521 states and 2969 transitions. [2018-10-26 19:58:17,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 2969 transitions. [2018-10-26 19:58:17,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 19:58:17,023 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:17,316 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 19:58:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:17,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2522 states and 2970 transitions. [2018-10-26 19:58:17,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 2970 transitions. [2018-10-26 19:58:17,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 19:58:17,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:17,986 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:58:20,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:20,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 2551 states and 3009 transitions. [2018-10-26 19:58:20,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 3009 transitions. [2018-10-26 19:58:20,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 19:58:20,080 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:20,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:20,166 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:58:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:21,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 2556 states and 3013 transitions. [2018-10-26 19:58:21,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 3013 transitions. [2018-10-26 19:58:21,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-10-26 19:58:21,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:21,237 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-10-26 19:58:21,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:21,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 2558 states and 3014 transitions. [2018-10-26 19:58:21,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 3014 transitions. [2018-10-26 19:58:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-10-26 19:58:21,824 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:23,840 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 249 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 19:58:28,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:28,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 2579 states and 3045 transitions. [2018-10-26 19:58:28,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 3045 transitions. [2018-10-26 19:58:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-10-26 19:58:28,314 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:28,385 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 19:58:28,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:28,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 2581 states and 3046 transitions. [2018-10-26 19:58:28,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 3046 transitions. [2018-10-26 19:58:28,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 19:58:28,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 19:58:31,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:31,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3085 states to 2613 states and 3085 transitions. [2018-10-26 19:58:31,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 3085 transitions. [2018-10-26 19:58:31,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 19:58:31,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:31,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:31,992 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 19:58:33,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:33,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 2630 states and 3102 transitions. [2018-10-26 19:58:33,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 3102 transitions. [2018-10-26 19:58:33,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 19:58:33,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:33,811 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 19:58:34,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:34,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 2634 states and 3105 transitions. [2018-10-26 19:58:34,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2634 states and 3105 transitions. [2018-10-26 19:58:34,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 19:58:34,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 19:58:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:37,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3122 states to 2651 states and 3122 transitions. [2018-10-26 19:58:37,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3122 transitions. [2018-10-26 19:58:37,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 19:58:37,387 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:37,507 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 19:58:38,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:38,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2655 states and 3125 transitions. [2018-10-26 19:58:38,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 3125 transitions. [2018-10-26 19:58:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 19:58:38,498 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:38,595 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 208 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-10-26 19:58:39,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:39,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 2659 states and 3128 transitions. [2018-10-26 19:58:39,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3128 transitions. [2018-10-26 19:58:39,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-10-26 19:58:39,631 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:40,052 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 19:58:41,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:41,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2666 states and 3137 transitions. [2018-10-26 19:58:41,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3137 transitions. [2018-10-26 19:58:41,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 19:58:41,704 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 19:58:47,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:47,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 2688 states and 3161 transitions. [2018-10-26 19:58:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2688 states and 3161 transitions. [2018-10-26 19:58:47,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 19:58:47,089 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 19:58:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:48,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3195 states to 2722 states and 3195 transitions. [2018-10-26 19:58:48,566 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 3195 transitions. [2018-10-26 19:58:48,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-10-26 19:58:48,568 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:48,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:48,685 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-10-26 19:58:49,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 2745 states and 3217 transitions. [2018-10-26 19:58:49,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2745 states and 3217 transitions. [2018-10-26 19:58:49,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-26 19:58:49,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 19:58:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 2752 states and 3228 transitions. [2018-10-26 19:58:50,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2752 states and 3228 transitions. [2018-10-26 19:58:50,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-10-26 19:58:50,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:50,939 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 263 proven. 42 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-10-26 19:58:51,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:51,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 2754 states and 3229 transitions. [2018-10-26 19:58:51,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2754 states and 3229 transitions. [2018-10-26 19:58:51,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:58:51,503 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:58:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 2793 states and 3286 transitions. [2018-10-26 19:58:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 3286 transitions. [2018-10-26 19:58:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:58:55,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:55,758 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:58:59,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:59,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3345 states to 2837 states and 3345 transitions. [2018-10-26 19:58:59,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 3345 transitions. [2018-10-26 19:58:59,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:58:59,414 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:59,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:59,569 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:01,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:01,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 2866 states and 3377 transitions. [2018-10-26 19:59:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 3377 transitions. [2018-10-26 19:59:01,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:01,853 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:01,956 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:04,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:04,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 2900 states and 3420 transitions. [2018-10-26 19:59:04,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3420 transitions. [2018-10-26 19:59:04,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:04,216 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:04,306 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:07,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:07,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 2932 states and 3464 transitions. [2018-10-26 19:59:07,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 3464 transitions. [2018-10-26 19:59:07,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:07,046 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:07,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:07,131 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:08,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:08,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 2946 states and 3477 transitions. [2018-10-26 19:59:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 2946 states and 3477 transitions. [2018-10-26 19:59:08,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:08,354 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:08,449 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:11,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:11,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 2976 states and 3524 transitions. [2018-10-26 19:59:11,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3524 transitions. [2018-10-26 19:59:11,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:11,762 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:11,848 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:12,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:12,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 2977 states and 3524 transitions. [2018-10-26 19:59:12,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2977 states and 3524 transitions. [2018-10-26 19:59:12,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:12,357 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:12,463 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:13,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:13,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3527 states to 2980 states and 3527 transitions. [2018-10-26 19:59:13,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 3527 transitions. [2018-10-26 19:59:13,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:13,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:13,147 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:13,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:13,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 2987 states and 3533 transitions. [2018-10-26 19:59:13,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 3533 transitions. [2018-10-26 19:59:13,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:13,786 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:16,783 WARN L179 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 17 [2018-10-26 19:59:18,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:18,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 3024 states and 3581 transitions. [2018-10-26 19:59:18,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 3581 transitions. [2018-10-26 19:59:18,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:18,490 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3029 states and 3586 transitions. [2018-10-26 19:59:18,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3029 states and 3586 transitions. [2018-10-26 19:59:18,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:18,663 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:18,756 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:21,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:21,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 3050 states and 3612 transitions. [2018-10-26 19:59:21,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3050 states and 3612 transitions. [2018-10-26 19:59:21,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:21,556 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:21,648 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:22,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:22,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 3057 states and 3619 transitions. [2018-10-26 19:59:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 3619 transitions. [2018-10-26 19:59:22,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:22,365 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 3060 states and 3622 transitions. [2018-10-26 19:59:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 3622 transitions. [2018-10-26 19:59:23,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:23,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:23,143 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:24,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 3069 states and 3631 transitions. [2018-10-26 19:59:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 3069 states and 3631 transitions. [2018-10-26 19:59:24,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:24,279 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:24,375 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:24,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:24,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3634 states to 3072 states and 3634 transitions. [2018-10-26 19:59:24,982 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 3634 transitions. [2018-10-26 19:59:24,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:24,984 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:24,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:25,072 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:26,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:26,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3649 states to 3087 states and 3649 transitions. [2018-10-26 19:59:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 3649 transitions. [2018-10-26 19:59:26,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:26,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:27,392 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:27,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:27,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3652 states to 3090 states and 3652 transitions. [2018-10-26 19:59:27,985 INFO L276 IsEmpty]: Start isEmpty. Operand 3090 states and 3652 transitions. [2018-10-26 19:59:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:27,988 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:28,082 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:29,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:29,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3094 states and 3655 transitions. [2018-10-26 19:59:29,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3094 states and 3655 transitions. [2018-10-26 19:59:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:29,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:29,492 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:30,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3670 states to 3109 states and 3670 transitions. [2018-10-26 19:59:30,671 INFO L276 IsEmpty]: Start isEmpty. Operand 3109 states and 3670 transitions. [2018-10-26 19:59:30,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:30,673 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:30,764 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:31,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:31,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3673 states to 3112 states and 3673 transitions. [2018-10-26 19:59:31,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 3673 transitions. [2018-10-26 19:59:31,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:31,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:31,483 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:33,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:33,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3691 states to 3128 states and 3691 transitions. [2018-10-26 19:59:33,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3128 states and 3691 transitions. [2018-10-26 19:59:33,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:33,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:34,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3694 states to 3132 states and 3694 transitions. [2018-10-26 19:59:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 3694 transitions. [2018-10-26 19:59:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:34,026 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:34,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:34,122 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:34,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:34,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3696 states to 3135 states and 3696 transitions. [2018-10-26 19:59:34,776 INFO L276 IsEmpty]: Start isEmpty. Operand 3135 states and 3696 transitions. [2018-10-26 19:59:34,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:34,778 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:34,868 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:35,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:35,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 3138 states and 3699 transitions. [2018-10-26 19:59:35,585 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 3699 transitions. [2018-10-26 19:59:35,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:35,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:35,676 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:36,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:36,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 3141 states and 3703 transitions. [2018-10-26 19:59:36,282 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 3703 transitions. [2018-10-26 19:59:36,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:36,284 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:36,707 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:37,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3148 states and 3710 transitions. [2018-10-26 19:59:37,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 3710 transitions. [2018-10-26 19:59:37,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:37,360 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:37,465 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:38,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3152 states and 3713 transitions. [2018-10-26 19:59:38,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3713 transitions. [2018-10-26 19:59:38,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:38,052 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:38,152 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:38,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3153 states and 3713 transitions. [2018-10-26 19:59:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3153 states and 3713 transitions. [2018-10-26 19:59:38,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:38,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:38,921 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:39,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3156 states and 3717 transitions. [2018-10-26 19:59:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 3156 states and 3717 transitions. [2018-10-26 19:59:39,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:39,519 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:39,616 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:40,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:40,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3157 states and 3717 transitions. [2018-10-26 19:59:40,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3717 transitions. [2018-10-26 19:59:40,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:40,328 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:40,424 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:41,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:41,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 3166 states and 3726 transitions. [2018-10-26 19:59:41,303 INFO L276 IsEmpty]: Start isEmpty. Operand 3166 states and 3726 transitions. [2018-10-26 19:59:41,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:41,305 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:41,400 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:42,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 3167 states and 3726 transitions. [2018-10-26 19:59:42,122 INFO L276 IsEmpty]: Start isEmpty. Operand 3167 states and 3726 transitions. [2018-10-26 19:59:42,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:42,124 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:42,217 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:43,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:43,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3176 states and 3735 transitions. [2018-10-26 19:59:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 3735 transitions. [2018-10-26 19:59:43,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:43,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:43,584 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:44,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:44,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3180 states and 3738 transitions. [2018-10-26 19:59:44,184 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 3738 transitions. [2018-10-26 19:59:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:44,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:44,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:44,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 3184 states and 3741 transitions. [2018-10-26 19:59:44,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 3741 transitions. [2018-10-26 19:59:44,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:44,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:45,002 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:45,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:46,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 3185 states and 3741 transitions. [2018-10-26 19:59:46,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 3741 transitions. [2018-10-26 19:59:46,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:46,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:46,244 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:47,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 3192 states and 3748 transitions. [2018-10-26 19:59:47,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 3748 transitions. [2018-10-26 19:59:47,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:47,057 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:47,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:47,163 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:47,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:47,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3748 states to 3193 states and 3748 transitions. [2018-10-26 19:59:47,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 3748 transitions. [2018-10-26 19:59:47,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:47,251 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:47,357 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:48,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:48,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3755 states to 3200 states and 3755 transitions. [2018-10-26 19:59:48,071 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 3755 transitions. [2018-10-26 19:59:48,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-10-26 19:59:48,074 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:48,170 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 159 proven. 16 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-10-26 19:59:49,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:49,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3762 states to 3207 states and 3762 transitions. [2018-10-26 19:59:49,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 3762 transitions. [2018-10-26 19:59:49,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-26 19:59:49,302 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:49,434 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-26 19:59:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 3221 states and 3778 transitions. [2018-10-26 19:59:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand 3221 states and 3778 transitions. [2018-10-26 19:59:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-10-26 19:59:51,924 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:52,041 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-10-26 19:59:52,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:59:52,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 3222 states and 3778 transitions. [2018-10-26 19:59:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 3778 transitions. [2018-10-26 19:59:52,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-26 19:59:52,528 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:59:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:59:54,775 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 20:00:00,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:00,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 3296 states and 3854 transitions. [2018-10-26 20:00:00,478 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 3854 transitions. [2018-10-26 20:00:00,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2018-10-26 20:00:00,480 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 257 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-10-26 20:00:01,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 3297 states and 3854 transitions. [2018-10-26 20:00:01,168 INFO L276 IsEmpty]: Start isEmpty. Operand 3297 states and 3854 transitions. [2018-10-26 20:00:01,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-10-26 20:00:01,170 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:01,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:01,260 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-10-26 20:00:02,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3864 states to 3307 states and 3864 transitions. [2018-10-26 20:00:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3307 states and 3864 transitions. [2018-10-26 20:00:02,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-10-26 20:00:02,572 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:02,663 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-10-26 20:00:02,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:02,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3880 states to 3325 states and 3880 transitions. [2018-10-26 20:00:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3325 states and 3880 transitions. [2018-10-26 20:00:02,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-10-26 20:00:02,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:02,992 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-10-26 20:00:03,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:03,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 3329 states and 3884 transitions. [2018-10-26 20:00:03,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 3884 transitions. [2018-10-26 20:00:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-10-26 20:00:03,393 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-10-26 20:00:03,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:03,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3341 states and 3895 transitions. [2018-10-26 20:00:03,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3341 states and 3895 transitions. [2018-10-26 20:00:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-10-26 20:00:03,648 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:03,738 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-10-26 20:00:03,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:03,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3348 states and 3901 transitions. [2018-10-26 20:00:03,869 INFO L276 IsEmpty]: Start isEmpty. Operand 3348 states and 3901 transitions. [2018-10-26 20:00:03,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-10-26 20:00:03,872 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:03,970 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 203 proven. 8 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-10-26 20:00:04,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:04,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 3354 states and 3906 transitions. [2018-10-26 20:00:04,414 INFO L276 IsEmpty]: Start isEmpty. Operand 3354 states and 3906 transitions. [2018-10-26 20:00:04,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-26 20:00:04,417 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-26 20:00:05,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:05,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3361 states and 3912 transitions. [2018-10-26 20:00:05,344 INFO L276 IsEmpty]: Start isEmpty. Operand 3361 states and 3912 transitions. [2018-10-26 20:00:05,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-26 20:00:05,347 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:05,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:05,427 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-26 20:00:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:06,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3364 states and 3915 transitions. [2018-10-26 20:00:06,574 INFO L276 IsEmpty]: Start isEmpty. Operand 3364 states and 3915 transitions. [2018-10-26 20:00:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-10-26 20:00:06,577 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:06,660 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 338 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-10-26 20:00:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:06,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 3366 states and 3916 transitions. [2018-10-26 20:00:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 3366 states and 3916 transitions. [2018-10-26 20:00:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-10-26 20:00:06,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:06,844 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-10-26 20:00:06,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:06,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 3367 states and 3916 transitions. [2018-10-26 20:00:06,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3367 states and 3916 transitions. [2018-10-26 20:00:06,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:00:06,934 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:06,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:07,430 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:00:10,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:10,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 3391 states and 3946 transitions. [2018-10-26 20:00:10,989 INFO L276 IsEmpty]: Start isEmpty. Operand 3391 states and 3946 transitions. [2018-10-26 20:00:10,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:00:10,992 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:11,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:11,261 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:00:11,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:11,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 3401 states and 3955 transitions. [2018-10-26 20:00:11,904 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 3955 transitions. [2018-10-26 20:00:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:00:11,907 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:00:13,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:13,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3970 states to 3416 states and 3970 transitions. [2018-10-26 20:00:13,496 INFO L276 IsEmpty]: Start isEmpty. Operand 3416 states and 3970 transitions. [2018-10-26 20:00:13,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:00:13,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:13,672 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:00:14,591 WARN L179 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-10-26 20:00:15,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:15,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 3426 states and 3979 transitions. [2018-10-26 20:00:15,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3426 states and 3979 transitions. [2018-10-26 20:00:15,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:00:15,567 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:15,721 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:00:16,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:16,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3446 states and 3999 transitions. [2018-10-26 20:00:16,541 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 3999 transitions. [2018-10-26 20:00:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2018-10-26 20:00:16,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:16,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:16,711 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 396 proven. 7 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-10-26 20:00:17,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:17,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 3456 states and 4008 transitions. [2018-10-26 20:00:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3456 states and 4008 transitions. [2018-10-26 20:00:17,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-26 20:00:17,884 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:18,042 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-10-26 20:00:18,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:18,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 3485 states and 4036 transitions. [2018-10-26 20:00:18,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3485 states and 4036 transitions. [2018-10-26 20:00:18,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-26 20:00:18,999 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:19,145 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-10-26 20:00:20,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:20,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4043 states to 3491 states and 4043 transitions. [2018-10-26 20:00:20,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3491 states and 4043 transitions. [2018-10-26 20:00:20,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-26 20:00:20,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:20,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:20,774 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-10-26 20:00:21,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 3495 states and 4047 transitions. [2018-10-26 20:00:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3495 states and 4047 transitions. [2018-10-26 20:00:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-10-26 20:00:21,652 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:21,787 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 239 proven. 22 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2018-10-26 20:00:22,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:22,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 3500 states and 4052 transitions. [2018-10-26 20:00:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3500 states and 4052 transitions. [2018-10-26 20:00:22,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2018-10-26 20:00:22,677 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 20:00:22,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:00:22,825 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 283 proven. 12 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2018-10-26 20:00:22,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 20:00:22,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 2782 states and 3208 transitions. [2018-10-26 20:00:22,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 3208 transitions. [2018-10-26 20:00:22,966 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:00:22,966 WARN L425 CodeCheckObserver]: This Program is SAFE, Check terminated with 304 iterations. [2018-10-26 20:00:22,975 INFO L778 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-10-26 20:00:23,122 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 20 [2018-10-26 20:00:23,252 WARN L179 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 20 [2018-10-26 20:00:23,421 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2018-10-26 20:00:23,593 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 20 [2018-10-26 20:00:23,726 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-10-26 20:00:23,907 WARN L179 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 20 [2018-10-26 20:00:24,094 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 34 [2018-10-26 20:00:24,209 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2018-10-26 20:00:24,326 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2018-10-26 20:00:24,571 WARN L179 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 49 [2018-10-26 20:00:24,761 WARN L179 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-10-26 20:00:24,911 WARN L179 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 20 [2018-10-26 20:00:25,122 WARN L179 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 20 [2018-10-26 20:00:25,334 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 20 [2018-10-26 20:00:25,450 WARN L179 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 20 [2018-10-26 20:00:25,579 WARN L179 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 20 [2018-10-26 20:00:25,699 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 20 [2018-10-26 20:00:25,839 WARN L179 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 20 [2018-10-26 20:00:25,956 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 20 [2018-10-26 20:00:26,479 WARN L179 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 20 [2018-10-26 20:00:26,621 WARN L179 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 34 [2018-10-26 20:00:26,847 WARN L179 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 20 [2018-10-26 20:00:27,128 WARN L179 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 51 [2018-10-26 20:00:27,238 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 20 [2018-10-26 20:00:27,370 WARN L179 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 20 [2018-10-26 20:00:27,567 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-10-26 20:00:27,701 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-10-26 20:00:27,809 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-10-26 20:00:27,943 WARN L179 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-10-26 20:00:28,052 WARN L179 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 20 [2018-10-26 20:00:28,204 WARN L179 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 34 [2018-10-26 20:00:28,393 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-10-26 20:00:28,602 WARN L179 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2018-10-26 20:00:28,720 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 20 [2018-10-26 20:00:28,837 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 20 [2018-10-26 20:00:28,974 WARN L179 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 20 [2018-10-26 20:00:29,111 WARN L179 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-10-26 20:00:29,229 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 20 [2018-10-26 20:00:29,333 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 20 [2018-10-26 20:00:29,529 WARN L179 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 20 [2018-10-26 20:00:29,640 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 20 [2018-10-26 20:00:29,820 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 20 [2018-10-26 20:00:29,969 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 34 [2018-10-26 20:00:30,297 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 41 [2018-10-26 20:00:30,414 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-10-26 20:00:30,531 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 20 [2018-10-26 20:00:30,699 WARN L179 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-10-26 20:00:31,067 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 20 [2018-10-26 20:00:31,177 WARN L179 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 20 [2018-10-26 20:00:31,430 WARN L179 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 20 [2018-10-26 20:00:31,554 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 20 [2018-10-26 20:00:31,658 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 20 [2018-10-26 20:00:31,773 WARN L179 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 20 [2018-10-26 20:00:31,893 WARN L179 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 20 [2018-10-26 20:00:32,020 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 20 [2018-10-26 20:00:32,153 WARN L179 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 48 [2018-10-26 20:00:32,257 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 20 [2018-10-26 20:00:32,407 WARN L179 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 20 [2018-10-26 20:00:32,407 INFO L582 CodeCheckObserver]: Invariant with dag size 1 [2018-10-26 20:00:32,410 INFO L582 CodeCheckObserver]: Invariant with dag size 20 [2018-10-26 20:00:32,415 INFO L582 CodeCheckObserver]: Invariant with dag size 20 [2018-10-26 20:00:32,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 08:00:32 ImpRootNode [2018-10-26 20:00:32,415 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 20:00:32,416 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:00:32,416 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:00:32,416 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:00:32,417 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:55:40" (3/4) ... [2018-10-26 20:00:32,420 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:00:32,442 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 111 nodes and edges [2018-10-26 20:00:32,444 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2018-10-26 20:00:32,444 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-10-26 20:00:32,445 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 20:00:32,556 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_2c43822b-e7e9-45bb-a940-6f3726b2ebee/bin-2019/ukojak/witness.graphml [2018-10-26 20:00:32,556 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:00:32,557 INFO L168 Benchmark]: Toolchain (without parser) took 297119.89 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 957.0 MB in the beginning and 1.9 GB in the end (delta: -937.7 MB). Peak memory consumption was 2.7 GB. Max. memory is 11.5 GB. [2018-10-26 20:00:32,557 INFO L168 Benchmark]: CDTParser took 0.17 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. [2018-10-26 20:00:32,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 591.23 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 924.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:32,558 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.69 ms. Allocated memory is still 1.0 GB. Free memory was 924.8 MB in the beginning and 919.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:32,558 INFO L168 Benchmark]: Boogie Preprocessor took 178.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -219.6 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:32,558 INFO L168 Benchmark]: RCFGBuilder took 4678.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.0 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:32,558 INFO L168 Benchmark]: CodeCheck took 291449.98 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 905.0 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-10-26 20:00:32,559 INFO L168 Benchmark]: Witness Printer took 140.21 ms. Allocated memory is still 4.7 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 66.4 MB). Peak memory consumption was 66.4 MB. Max. memory is 11.5 GB. [2018-10-26 20:00:32,566 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 228 locations, 1 error locations. SAFE Result, 281.9s OverallTime, 304 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 83890184 SDtfs, -83643464 SDslu, 587235380 SDs, 0 SdLazy, -586550700 SolverSat, 281180160 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2234.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 379546 GetRequests, 373407 SyntacticMatches, 4025 SemanticMatches, 2114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3158941 ImplicationChecksByTransitivity, 240.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 1.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 27.4s InterpolantComputationTime, 56832 NumberOfCodeBlocks, 56832 NumberOfCodeBlocksAsserted, 303 NumberOfCheckSat, 56529 ConstructedInterpolants, 0 QuantifiedInterpolants, 34078258 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 303 InterpolantComputations, 215 PerfectInterpolantSequences, 50815/51923 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 526]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a19 == 1) && a28 == 10)) || (!(a28 == 8) && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a17 == 9))) || (!(a19 == 1) && a28 == 10) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 591.23 ms. Allocated memory is still 1.0 GB. Free memory was 957.0 MB in the beginning and 924.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.69 ms. Allocated memory is still 1.0 GB. Free memory was 924.8 MB in the beginning and 919.4 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 178.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 919.4 MB in the beginning and 1.1 GB in the end (delta: -219.6 MB). Peak memory consumption was 21.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4678.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 905.0 MB in the end (delta: 233.9 MB). Peak memory consumption was 233.9 MB. Max. memory is 11.5 GB. * CodeCheck took 291449.98 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.5 GB). Free memory was 905.0 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 140.21 ms. Allocated memory is still 4.7 GB. Free memory was 2.0 GB in the beginning and 1.9 GB in the end (delta: 66.4 MB). Peak memory consumption was 66.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...