./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/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 0b1eb39f0e741b958206d9dc54aeed5270272676 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 07:48:16,865 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 07:48:16,866 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 07:48:16,872 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 07:48:16,872 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 07:48:16,873 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 07:48:16,873 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 07:48:16,875 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 07:48:16,876 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 07:48:16,876 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 07:48:16,877 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 07:48:16,877 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 07:48:16,878 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 07:48:16,878 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 07:48:16,879 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 07:48:16,879 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 07:48:16,880 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 07:48:16,881 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 07:48:16,882 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 07:48:16,882 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 07:48:16,883 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 07:48:16,884 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 07:48:16,885 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 07:48:16,885 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 07:48:16,885 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 07:48:16,885 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 07:48:16,886 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 07:48:16,886 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 07:48:16,887 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 07:48:16,888 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 07:48:16,888 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 07:48:16,888 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 07:48:16,889 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 07:48:16,889 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 07:48:16,889 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 07:48:16,890 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 07:48:16,890 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 07:48:16,898 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 07:48:16,898 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 07:48:16,899 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 07:48:16,899 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 07:48:16,899 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 07:48:16,900 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 07:48:16,900 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 07:48:16,900 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 07:48:16,900 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 07:48:16,900 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 07:48:16,900 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 07:48:16,900 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 07:48:16,900 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 07:48:16,901 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 07:48:16,901 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 07:48:16,902 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 07:48:16,902 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 07:48:16,902 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 07:48:16,903 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 07:48:16,903 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 07:48:16,903 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 07:48:16,903 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 07:48:16,903 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:48:16,903 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 07:48:16,904 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 07:48:16,904 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 07:48:16,904 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 07:48:16,904 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 07:48:16,904 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 07:48:16,904 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_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/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 -> 0b1eb39f0e741b958206d9dc54aeed5270272676 [2018-11-23 07:48:16,927 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 07:48:16,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 07:48:16,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 07:48:16,940 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 07:48:16,940 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 07:48:16,941 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-11-23 07:48:16,984 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/data/89fddedbe/45edc2e2421c46598bee690b733bbb17/FLAGd9cb59ff8 [2018-11-23 07:48:17,351 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 07:48:17,351 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/sv-benchmarks/c/eca-rers2012/Problem02_label18_true-unreach-call_false-termination.c [2018-11-23 07:48:17,360 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/data/89fddedbe/45edc2e2421c46598bee690b733bbb17/FLAGd9cb59ff8 [2018-11-23 07:48:17,371 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/data/89fddedbe/45edc2e2421c46598bee690b733bbb17 [2018-11-23 07:48:17,374 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 07:48:17,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 07:48:17,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 07:48:17,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 07:48:17,379 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 07:48:17,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e234a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17, skipping insertion in model container [2018-11-23 07:48:17,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 07:48:17,424 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 07:48:17,659 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:48:17,662 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 07:48:17,727 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 07:48:17,739 INFO L195 MainTranslator]: Completed translation [2018-11-23 07:48:17,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17 WrapperNode [2018-11-23 07:48:17,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 07:48:17,740 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 07:48:17,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 07:48:17,740 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 07:48:17,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 07:48:17,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 07:48:17,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 07:48:17,836 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 07:48:17,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,868 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... [2018-11-23 07:48:17,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 07:48:17,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 07:48:17,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 07:48:17,877 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 07:48:17,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:48:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 07:48:17,921 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 07:48:17,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 07:48:17,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 07:48:19,106 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 07:48:19,107 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 07:48:19,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:48:19 BoogieIcfgContainer [2018-11-23 07:48:19,107 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 07:48:19,107 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 07:48:19,108 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 07:48:19,114 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 07:48:19,114 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:48:19" (1/1) ... [2018-11-23 07:48:19,122 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 07:48:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:19,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-11-23 07:48:19,147 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-11-23 07:48:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-11-23 07:48:19,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:19,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:19,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:19,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:19,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2018-11-23 07:48:19,805 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2018-11-23 07:48:19,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-11-23 07:48:19,807 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:19,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:19,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:48:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 164 states and 243 transitions. [2018-11-23 07:48:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 243 transitions. [2018-11-23 07:48:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-23 07:48:19,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:20,043 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:20,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:20,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 181 states and 268 transitions. [2018-11-23 07:48:20,149 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2018-11-23 07:48:20,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-23 07:48:20,151 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:20,199 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 199 states and 292 transitions. [2018-11-23 07:48:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 292 transitions. [2018-11-23 07:48:20,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-23 07:48:20,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:20,465 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:20,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:20,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 217 states and 319 transitions. [2018-11-23 07:48:20,785 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 319 transitions. [2018-11-23 07:48:20,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:48:20,786 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:20,866 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:48:21,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:21,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 239 states and 354 transitions. [2018-11-23 07:48:21,256 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 354 transitions. [2018-11-23 07:48:21,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:48:21,257 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:21,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:48:21,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:21,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 242 states and 359 transitions. [2018-11-23 07:48:21,429 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 359 transitions. [2018-11-23 07:48:21,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:48:21,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:21,455 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 07:48:21,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:21,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 256 states and 375 transitions. [2018-11-23 07:48:21,662 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 375 transitions. [2018-11-23 07:48:21,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-23 07:48:21,663 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:21,685 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:21,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:21,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 260 states and 380 transitions. [2018-11-23 07:48:21,836 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 380 transitions. [2018-11-23 07:48:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:48:21,837 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:21,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:22,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:22,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 264 states and 388 transitions. [2018-11-23 07:48:22,081 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 388 transitions. [2018-11-23 07:48:22,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:48:22,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:22,100 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:22,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:22,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 267 states and 391 transitions. [2018-11-23 07:48:22,199 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 391 transitions. [2018-11-23 07:48:22,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-11-23 07:48:22,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:22,259 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:22,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:22,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 290 states and 425 transitions. [2018-11-23 07:48:22,783 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 425 transitions. [2018-11-23 07:48:22,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 07:48:22,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:22,905 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:48:23,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:23,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 369 states and 512 transitions. [2018-11-23 07:48:23,325 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 512 transitions. [2018-11-23 07:48:23,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:48:23,326 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:23,345 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:23,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:23,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 387 states and 533 transitions. [2018-11-23 07:48:23,663 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 533 transitions. [2018-11-23 07:48:23,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 07:48:23,664 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:23,686 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:23,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:23,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 389 states and 535 transitions. [2018-11-23 07:48:23,853 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 535 transitions. [2018-11-23 07:48:23,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:48:23,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:23,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:23,907 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:24,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:24,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 411 states and 569 transitions. [2018-11-23 07:48:24,923 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 569 transitions. [2018-11-23 07:48:24,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:48:24,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:24,967 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:25,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:25,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 414 states and 572 transitions. [2018-11-23 07:48:25,094 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 572 transitions. [2018-11-23 07:48:25,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:48:25,095 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:25,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:25,139 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:25,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:25,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 417 states and 575 transitions. [2018-11-23 07:48:25,250 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 575 transitions. [2018-11-23 07:48:25,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:48:25,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:25,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:25,303 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:25,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 420 states and 578 transitions. [2018-11-23 07:48:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 578 transitions. [2018-11-23 07:48:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:48:25,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:25,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:25,463 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:25,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:25,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 438 states and 600 transitions. [2018-11-23 07:48:25,907 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 600 transitions. [2018-11-23 07:48:25,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 07:48:25,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:25,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:25,981 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:26,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:26,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 445 states and 608 transitions. [2018-11-23 07:48:26,187 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 608 transitions. [2018-11-23 07:48:26,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-23 07:48:26,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:26,215 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:26,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:26,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 451 states and 616 transitions. [2018-11-23 07:48:26,301 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 616 transitions. [2018-11-23 07:48:26,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 07:48:26,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:27,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:27,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 463 states and 632 transitions. [2018-11-23 07:48:27,176 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 632 transitions. [2018-11-23 07:48:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 07:48:27,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:27,287 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:27,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:27,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 466 states and 638 transitions. [2018-11-23 07:48:27,586 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 638 transitions. [2018-11-23 07:48:27,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 07:48:27,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:27,608 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:27,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 477 states and 651 transitions. [2018-11-23 07:48:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 651 transitions. [2018-11-23 07:48:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 07:48:27,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:27,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:28,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:28,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 478 states and 651 transitions. [2018-11-23 07:48:28,010 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 651 transitions. [2018-11-23 07:48:28,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 07:48:28,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:28,037 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:28,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 481 states and 655 transitions. [2018-11-23 07:48:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 655 transitions. [2018-11-23 07:48:28,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 07:48:28,069 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:28,090 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:28,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:28,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 514 states and 690 transitions. [2018-11-23 07:48:28,391 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 690 transitions. [2018-11-23 07:48:28,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 07:48:28,391 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:48:28,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:28,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 540 states and 719 transitions. [2018-11-23 07:48:28,661 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 719 transitions. [2018-11-23 07:48:28,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:48:28,662 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:28,677 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:28,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:28,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 546 states and 727 transitions. [2018-11-23 07:48:28,925 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 727 transitions. [2018-11-23 07:48:28,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:48:28,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:28,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:28,941 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:29,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 549 states and 730 transitions. [2018-11-23 07:48:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 730 transitions. [2018-11-23 07:48:29,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:48:29,078 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:29,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:29,096 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:29,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:29,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 551 states and 732 transitions. [2018-11-23 07:48:29,329 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 732 transitions. [2018-11-23 07:48:29,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-23 07:48:29,330 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:29,378 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:29,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:29,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 554 states and 735 transitions. [2018-11-23 07:48:29,482 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 735 transitions. [2018-11-23 07:48:29,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-11-23 07:48:29,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:29,536 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:29,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:29,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 560 states and 741 transitions. [2018-11-23 07:48:29,676 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 741 transitions. [2018-11-23 07:48:29,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 07:48:29,677 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:29,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:29,706 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:29,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:29,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 565 states and 747 transitions. [2018-11-23 07:48:29,817 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 747 transitions. [2018-11-23 07:48:29,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:48:29,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:29,835 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:29,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:29,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 567 states and 749 transitions. [2018-11-23 07:48:29,986 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 749 transitions. [2018-11-23 07:48:29,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:48:29,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:29,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:30,006 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:30,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:30,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 572 states and 753 transitions. [2018-11-23 07:48:30,025 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 753 transitions. [2018-11-23 07:48:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 07:48:30,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:30,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:30,043 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:48:30,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:30,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 574 states and 756 transitions. [2018-11-23 07:48:30,220 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 756 transitions. [2018-11-23 07:48:30,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 07:48:30,220 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:30,239 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:30,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 581 states and 765 transitions. [2018-11-23 07:48:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 765 transitions. [2018-11-23 07:48:30,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-23 07:48:30,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:30,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:30,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 586 states and 770 transitions. [2018-11-23 07:48:30,345 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 770 transitions. [2018-11-23 07:48:30,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 07:48:30,346 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:30,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:30,365 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:30,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:30,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 587 states and 771 transitions. [2018-11-23 07:48:30,375 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 771 transitions. [2018-11-23 07:48:30,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:48:30,376 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:30,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:30,394 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:30,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 593 states and 776 transitions. [2018-11-23 07:48:30,415 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 776 transitions. [2018-11-23 07:48:30,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-23 07:48:30,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:30,456 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 603 states and 785 transitions. [2018-11-23 07:48:30,545 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 785 transitions. [2018-11-23 07:48:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-11-23 07:48:30,546 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:30,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:30,669 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:48:30,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:30,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 604 states and 785 transitions. [2018-11-23 07:48:30,683 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 785 transitions. [2018-11-23 07:48:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 07:48:30,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:30,714 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:31,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:31,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 623 states and 807 transitions. [2018-11-23 07:48:31,248 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 807 transitions. [2018-11-23 07:48:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-23 07:48:31,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:31,279 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:31,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:31,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 624 states and 808 transitions. [2018-11-23 07:48:31,309 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 808 transitions. [2018-11-23 07:48:31,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 07:48:31,310 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:31,640 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:48:33,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 664 states and 863 transitions. [2018-11-23 07:48:33,032 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 863 transitions. [2018-11-23 07:48:33,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 07:48:33,033 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:33,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 79 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:48:33,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:33,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 666 states and 868 transitions. [2018-11-23 07:48:33,297 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 868 transitions. [2018-11-23 07:48:33,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 07:48:33,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:33,321 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:33,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:33,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 681 states and 883 transitions. [2018-11-23 07:48:33,377 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 883 transitions. [2018-11-23 07:48:33,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 07:48:33,377 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:33,395 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:33,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:33,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 698 states and 900 transitions. [2018-11-23 07:48:33,520 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 900 transitions. [2018-11-23 07:48:33,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 07:48:33,521 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:34,015 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:35,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:35,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 757 states and 963 transitions. [2018-11-23 07:48:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 963 transitions. [2018-11-23 07:48:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 07:48:35,498 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:35,542 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:35,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:35,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 759 states and 964 transitions. [2018-11-23 07:48:35,734 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 964 transitions. [2018-11-23 07:48:35,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 07:48:35,735 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:35,766 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:35,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:35,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 761 states and 965 transitions. [2018-11-23 07:48:35,964 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 965 transitions. [2018-11-23 07:48:35,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:48:35,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:36,009 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:36,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:36,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 776 states and 983 transitions. [2018-11-23 07:48:36,482 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 983 transitions. [2018-11-23 07:48:36,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 07:48:36,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:36,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:36,521 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:36,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:36,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 791 states and 999 transitions. [2018-11-23 07:48:36,878 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 999 transitions. [2018-11-23 07:48:36,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:48:36,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:36,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:37,249 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:40,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:40,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 856 states and 1079 transitions. [2018-11-23 07:48:40,565 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1079 transitions. [2018-11-23 07:48:40,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:48:40,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 859 states and 1082 transitions. [2018-11-23 07:48:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1082 transitions. [2018-11-23 07:48:40,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:48:40,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:40,889 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:41,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 862 states and 1085 transitions. [2018-11-23 07:48:41,186 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1085 transitions. [2018-11-23 07:48:41,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:48:41,186 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:41,222 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 865 states and 1088 transitions. [2018-11-23 07:48:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1088 transitions. [2018-11-23 07:48:41,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:48:41,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:41,448 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:48:41,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:41,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 866 states and 1089 transitions. [2018-11-23 07:48:41,460 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1089 transitions. [2018-11-23 07:48:41,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:48:41,461 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:41,579 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:48:42,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:42,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 912 states and 1140 transitions. [2018-11-23 07:48:42,244 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1140 transitions. [2018-11-23 07:48:42,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 07:48:42,245 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:42,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:42,277 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:42,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:42,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 924 states and 1157 transitions. [2018-11-23 07:48:42,886 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1157 transitions. [2018-11-23 07:48:42,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-23 07:48:42,887 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:42,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:48:43,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:43,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 945 states and 1179 transitions. [2018-11-23 07:48:43,029 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1179 transitions. [2018-11-23 07:48:43,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:48:43,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:43,289 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:44,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 982 states and 1220 transitions. [2018-11-23 07:48:44,834 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1220 transitions. [2018-11-23 07:48:44,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:48:44,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:45,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:45,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 985 states and 1223 transitions. [2018-11-23 07:48:45,115 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 1223 transitions. [2018-11-23 07:48:45,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:48:45,116 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:45,269 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:45,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1003 states and 1241 transitions. [2018-11-23 07:48:45,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 1241 transitions. [2018-11-23 07:48:45,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 07:48:45,748 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:45,935 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:46,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1016 states and 1254 transitions. [2018-11-23 07:48:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1254 transitions. [2018-11-23 07:48:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-23 07:48:46,579 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:46,622 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:48,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:48,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1048 states and 1287 transitions. [2018-11-23 07:48:48,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 1287 transitions. [2018-11-23 07:48:48,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 07:48:48,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:48,215 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:48,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:48,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1055 states and 1297 transitions. [2018-11-23 07:48:48,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1297 transitions. [2018-11-23 07:48:48,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 07:48:48,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:48,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:48,873 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-23 07:48:48,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:48,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1056 states and 1297 transitions. [2018-11-23 07:48:48,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1297 transitions. [2018-11-23 07:48:48,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 07:48:48,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:48,918 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:48:49,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:49,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 1072 states and 1314 transitions. [2018-11-23 07:48:49,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1314 transitions. [2018-11-23 07:48:49,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-23 07:48:49,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:49,198 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:50,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:50,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1101 states and 1343 transitions. [2018-11-23 07:48:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1101 states and 1343 transitions. [2018-11-23 07:48:50,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 07:48:50,395 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:50,419 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:48:51,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:51,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1135 states and 1383 transitions. [2018-11-23 07:48:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1383 transitions. [2018-11-23 07:48:51,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 07:48:51,277 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:51,312 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:48:51,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:51,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1147 states and 1396 transitions. [2018-11-23 07:48:51,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1396 transitions. [2018-11-23 07:48:51,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 07:48:51,895 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:51,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:48:52,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:52,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1157 states and 1408 transitions. [2018-11-23 07:48:52,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1408 transitions. [2018-11-23 07:48:52,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 07:48:52,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:52,588 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:48:52,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:52,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1413 states to 1163 states and 1413 transitions. [2018-11-23 07:48:52,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1413 transitions. [2018-11-23 07:48:52,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 07:48:52,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:52,827 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:53,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:53,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1165 states and 1416 transitions. [2018-11-23 07:48:53,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1416 transitions. [2018-11-23 07:48:53,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:48:53,059 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:53,090 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:53,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:53,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1194 states and 1445 transitions. [2018-11-23 07:48:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1445 transitions. [2018-11-23 07:48:53,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 07:48:53,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:48:53,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:53,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1447 states to 1196 states and 1447 transitions. [2018-11-23 07:48:53,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1447 transitions. [2018-11-23 07:48:53,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 07:48:53,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:53,696 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:54,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:54,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1206 states and 1463 transitions. [2018-11-23 07:48:54,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1463 transitions. [2018-11-23 07:48:54,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-23 07:48:54,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:54,864 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:54,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:54,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1207 states and 1464 transitions. [2018-11-23 07:48:54,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1464 transitions. [2018-11-23 07:48:54,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:48:54,903 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:57,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1243 states and 1500 transitions. [2018-11-23 07:48:57,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1500 transitions. [2018-11-23 07:48:57,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 07:48:57,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:57,106 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:58,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:58,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1253 states and 1517 transitions. [2018-11-23 07:48:58,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1517 transitions. [2018-11-23 07:48:58,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-23 07:48:58,593 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:58,617 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-23 07:48:58,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:58,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1254 states and 1518 transitions. [2018-11-23 07:48:58,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1518 transitions. [2018-11-23 07:48:58,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 07:48:58,633 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:58,667 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:48:58,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:58,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1255 states and 1518 transitions. [2018-11-23 07:48:58,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1518 transitions. [2018-11-23 07:48:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-23 07:48:58,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:58,822 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 07:48:59,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:48:59,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1271 states and 1539 transitions. [2018-11-23 07:48:59,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 1539 transitions. [2018-11-23 07:48:59,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:48:59,026 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:48:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:48:59,135 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:01,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:01,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1319 states and 1588 transitions. [2018-11-23 07:49:01,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 1588 transitions. [2018-11-23 07:49:01,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:49:01,028 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:01,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:01,133 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1321 states and 1589 transitions. [2018-11-23 07:49:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1589 transitions. [2018-11-23 07:49:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:49:01,380 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:01,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:01,412 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 07:49:02,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:02,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1334 states and 1610 transitions. [2018-11-23 07:49:02,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1610 transitions. [2018-11-23 07:49:02,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 07:49:02,308 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:02,340 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 07:49:02,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:02,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1350 states and 1626 transitions. [2018-11-23 07:49:02,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1626 transitions. [2018-11-23 07:49:02,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-23 07:49:02,958 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 07:49:05,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:05,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1392 states and 1674 transitions. [2018-11-23 07:49:05,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1674 transitions. [2018-11-23 07:49:05,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 07:49:05,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:05,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:05,201 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:49:05,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:05,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1418 states and 1700 transitions. [2018-11-23 07:49:05,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1700 transitions. [2018-11-23 07:49:05,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-23 07:49:05,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:05,304 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-11-23 07:49:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:05,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 1434 states and 1725 transitions. [2018-11-23 07:49:05,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 1725 transitions. [2018-11-23 07:49:05,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:49:05,502 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:49:05,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:05,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 1465 states and 1761 transitions. [2018-11-23 07:49:05,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1465 states and 1761 transitions. [2018-11-23 07:49:05,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:49:05,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:05,965 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:49:07,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:07,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1497 states and 1795 transitions. [2018-11-23 07:49:07,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1795 transitions. [2018-11-23 07:49:07,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-23 07:49:07,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:07,346 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 07:49:07,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:07,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1504 states and 1803 transitions. [2018-11-23 07:49:07,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1803 transitions. [2018-11-23 07:49:07,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:49:07,978 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:08,022 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:08,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:08,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1505 states and 1803 transitions. [2018-11-23 07:49:08,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1803 transitions. [2018-11-23 07:49:08,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:49:08,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:49:09,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:09,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1565 states and 1865 transitions. [2018-11-23 07:49:09,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1865 transitions. [2018-11-23 07:49:09,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:49:09,421 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:09,447 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:49:10,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:10,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1583 states and 1883 transitions. [2018-11-23 07:49:10,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 1883 transitions. [2018-11-23 07:49:10,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:49:10,339 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:10,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:10,366 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:49:10,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:10,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1628 states and 1928 transitions. [2018-11-23 07:49:10,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1928 transitions. [2018-11-23 07:49:10,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:49:10,918 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:10,965 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:49:12,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:12,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1657 states and 1964 transitions. [2018-11-23 07:49:12,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 1964 transitions. [2018-11-23 07:49:12,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:49:12,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:12,803 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:49:13,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:13,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1661 states and 1970 transitions. [2018-11-23 07:49:13,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 1970 transitions. [2018-11-23 07:49:13,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:49:13,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:13,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:13,142 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:49:13,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:13,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1664 states and 1973 transitions. [2018-11-23 07:49:13,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 1973 transitions. [2018-11-23 07:49:13,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-11-23 07:49:13,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:13,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:13,445 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 07:49:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:14,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1679 states and 1991 transitions. [2018-11-23 07:49:14,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 1991 transitions. [2018-11-23 07:49:14,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 07:49:14,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:14,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:14,301 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-23 07:49:14,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:14,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1696 states and 2008 transitions. [2018-11-23 07:49:14,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2008 transitions. [2018-11-23 07:49:14,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 07:49:14,547 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:14,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:14,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:14,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1697 states and 2008 transitions. [2018-11-23 07:49:14,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2008 transitions. [2018-11-23 07:49:14,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:49:14,731 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:14,756 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1701 states and 2013 transitions. [2018-11-23 07:49:15,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2013 transitions. [2018-11-23 07:49:15,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-23 07:49:15,126 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:15,150 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:15,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1704 states and 2016 transitions. [2018-11-23 07:49:15,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2016 transitions. [2018-11-23 07:49:15,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-11-23 07:49:15,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:15,893 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 190 proven. 9 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-23 07:49:17,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:17,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1722 states and 2035 transitions. [2018-11-23 07:49:17,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2035 transitions. [2018-11-23 07:49:17,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 07:49:17,209 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:17,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:17,320 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:49:18,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:18,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1762 states and 2078 transitions. [2018-11-23 07:49:18,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2078 transitions. [2018-11-23 07:49:18,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 07:49:18,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:18,449 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 178 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-11-23 07:49:18,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:18,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1763 states and 2078 transitions. [2018-11-23 07:49:18,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2078 transitions. [2018-11-23 07:49:18,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 07:49:18,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:18,522 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 123 proven. 3 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 07:49:19,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:19,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1829 states and 2153 transitions. [2018-11-23 07:49:19,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2153 transitions. [2018-11-23 07:49:19,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-23 07:49:19,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:19,707 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 123 proven. 3 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-23 07:49:19,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:19,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1831 states and 2155 transitions. [2018-11-23 07:49:19,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2155 transitions. [2018-11-23 07:49:19,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 07:49:19,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:19,769 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 07:49:20,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1886 states and 2212 transitions. [2018-11-23 07:49:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2212 transitions. [2018-11-23 07:49:20,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 07:49:20,349 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:20,378 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-23 07:49:20,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:20,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1918 states and 2244 transitions. [2018-11-23 07:49:20,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2244 transitions. [2018-11-23 07:49:20,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 07:49:20,924 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 07:49:21,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:21,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1936 states and 2266 transitions. [2018-11-23 07:49:21,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2266 transitions. [2018-11-23 07:49:21,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-11-23 07:49:21,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:21,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:21,891 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-11-23 07:49:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:22,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1938 states and 2267 transitions. [2018-11-23 07:49:22,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2267 transitions. [2018-11-23 07:49:22,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 07:49:22,170 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:22,202 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:49:22,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:22,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1939 states and 2270 transitions. [2018-11-23 07:49:22,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2270 transitions. [2018-11-23 07:49:22,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 07:49:22,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:22,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:22,453 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:49:22,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:22,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1945 states and 2278 transitions. [2018-11-23 07:49:22,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2278 transitions. [2018-11-23 07:49:22,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 07:49:22,884 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:22,915 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:49:23,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:23,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 1946 states and 2279 transitions. [2018-11-23 07:49:23,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2279 transitions. [2018-11-23 07:49:23,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 07:49:23,199 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:23,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:23,228 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-23 07:49:23,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:23,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1947 states and 2280 transitions. [2018-11-23 07:49:23,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2280 transitions. [2018-11-23 07:49:23,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 07:49:23,571 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:23,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:24,378 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 07:49:27,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:27,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 2020 states and 2358 transitions. [2018-11-23 07:49:27,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2358 transitions. [2018-11-23 07:49:27,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-11-23 07:49:27,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:27,920 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 07:49:29,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:29,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 2054 states and 2390 transitions. [2018-11-23 07:49:29,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2390 transitions. [2018-11-23 07:49:29,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:49:29,531 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:29,573 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 07:49:29,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:29,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2059 states and 2395 transitions. [2018-11-23 07:49:29,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2395 transitions. [2018-11-23 07:49:29,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:49:29,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:29,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:29,700 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 07:49:30,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 2060 states and 2396 transitions. [2018-11-23 07:49:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 2396 transitions. [2018-11-23 07:49:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-23 07:49:30,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:30,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:30,083 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 131 proven. 2 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 07:49:30,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:30,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 2063 states and 2399 transitions. [2018-11-23 07:49:30,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2399 transitions. [2018-11-23 07:49:30,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 07:49:30,396 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:30,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:30,428 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 07:49:30,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:30,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 2069 states and 2408 transitions. [2018-11-23 07:49:30,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2408 transitions. [2018-11-23 07:49:30,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 07:49:30,773 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:30,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:30,813 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 07:49:31,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:31,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2079 states and 2417 transitions. [2018-11-23 07:49:31,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2417 transitions. [2018-11-23 07:49:31,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-11-23 07:49:31,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:31,285 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:32,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:32,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2110 states and 2448 transitions. [2018-11-23 07:49:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2448 transitions. [2018-11-23 07:49:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 07:49:32,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:32,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 07:49:33,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:33,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2168 states and 2506 transitions. [2018-11-23 07:49:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2506 transitions. [2018-11-23 07:49:33,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 07:49:33,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:33,188 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 07:49:34,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:34,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2538 states to 2199 states and 2538 transitions. [2018-11-23 07:49:34,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2199 states and 2538 transitions. [2018-11-23 07:49:34,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-23 07:49:34,286 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:34,319 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 07:49:34,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:34,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2205 states and 2543 transitions. [2018-11-23 07:49:34,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 2543 transitions. [2018-11-23 07:49:34,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 07:49:34,772 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:34,803 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:35,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:35,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2209 states and 2550 transitions. [2018-11-23 07:49:35,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 2550 transitions. [2018-11-23 07:49:35,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 07:49:35,143 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:35,175 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:35,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:35,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2210 states and 2550 transitions. [2018-11-23 07:49:35,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2550 transitions. [2018-11-23 07:49:35,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-23 07:49:35,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:35,383 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-23 07:49:35,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:35,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2211 states and 2550 transitions. [2018-11-23 07:49:35,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2550 transitions. [2018-11-23 07:49:35,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:49:35,578 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:36,568 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:49:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2269 states and 2610 transitions. [2018-11-23 07:49:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 2610 transitions. [2018-11-23 07:49:39,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:49:39,928 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:40,030 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:49:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:42,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2329 states and 2670 transitions. [2018-11-23 07:49:42,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2670 transitions. [2018-11-23 07:49:42,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-11-23 07:49:42,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:42,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:42,834 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 07:49:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 2331 states and 2671 transitions. [2018-11-23 07:49:43,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2331 states and 2671 transitions. [2018-11-23 07:49:43,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-11-23 07:49:43,176 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:43,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:43,227 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-11-23 07:49:43,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:43,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2335 states and 2675 transitions. [2018-11-23 07:49:43,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2675 transitions. [2018-11-23 07:49:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-23 07:49:43,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:43,757 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:49:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:44,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2716 states to 2372 states and 2716 transitions. [2018-11-23 07:49:44,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 2716 transitions. [2018-11-23 07:49:44,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2018-11-23 07:49:44,535 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:44,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:44,663 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 07:49:45,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:45,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2374 states and 2717 transitions. [2018-11-23 07:49:45,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 2717 transitions. [2018-11-23 07:49:45,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-11-23 07:49:45,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:45,068 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-23 07:49:45,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:45,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2453 states and 2799 transitions. [2018-11-23 07:49:45,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 2799 transitions. [2018-11-23 07:49:45,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-23 07:49:45,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:46,046 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:49:47,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:47,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2517 states and 2874 transitions. [2018-11-23 07:49:47,543 INFO L276 IsEmpty]: Start isEmpty. Operand 2517 states and 2874 transitions. [2018-11-23 07:49:47,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-11-23 07:49:47,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:47,617 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:49:47,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:47,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2536 states and 2895 transitions. [2018-11-23 07:49:47,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 2895 transitions. [2018-11-23 07:49:47,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-11-23 07:49:47,957 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:47,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-11-23 07:49:48,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:48,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2543 states and 2901 transitions. [2018-11-23 07:49:48,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 2901 transitions. [2018-11-23 07:49:48,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-23 07:49:48,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:48,681 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 336 proven. 18 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2018-11-23 07:49:49,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:49,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2550 states and 2908 transitions. [2018-11-23 07:49:49,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 2908 transitions. [2018-11-23 07:49:49,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-23 07:49:49,066 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:50,071 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2018-11-23 07:49:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:54,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 2608 states and 2969 transitions. [2018-11-23 07:49:54,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 2969 transitions. [2018-11-23 07:49:54,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-23 07:49:54,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:54,788 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2018-11-23 07:49:55,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 2609 states and 2968 transitions. [2018-11-23 07:49:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 2968 transitions. [2018-11-23 07:49:55,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-23 07:49:55,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:55,785 INFO L134 CoverageAnalysis]: Checked inductivity of 547 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2018-11-23 07:49:56,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:56,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2953 states to 2595 states and 2953 transitions. [2018-11-23 07:49:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 2953 transitions. [2018-11-23 07:49:56,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-23 07:49:56,322 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:56,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:56,398 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 346 proven. 1 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-23 07:49:56,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:56,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2958 states to 2600 states and 2958 transitions. [2018-11-23 07:49:56,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 2958 transitions. [2018-11-23 07:49:56,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-23 07:49:56,815 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:56,881 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 346 proven. 1 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-23 07:49:58,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:58,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 2633 states and 2991 transitions. [2018-11-23 07:49:58,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 2991 transitions. [2018-11-23 07:49:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2018-11-23 07:49:58,338 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:58,403 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 346 proven. 1 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2018-11-23 07:49:58,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:49:58,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 2636 states and 2994 transitions. [2018-11-23 07:49:58,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 2994 transitions. [2018-11-23 07:49:58,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-23 07:49:58,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:49:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:49:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2018-11-23 07:50:03,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:03,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 2692 states and 3050 transitions. [2018-11-23 07:50:03,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 3050 transitions. [2018-11-23 07:50:03,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-23 07:50:03,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:03,936 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 283 trivial. 0 not checked. [2018-11-23 07:50:05,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3098 states to 2741 states and 3098 transitions. [2018-11-23 07:50:05,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 3098 transitions. [2018-11-23 07:50:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-23 07:50:05,497 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:05,553 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 471 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-23 07:50:05,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:05,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 2757 states and 3115 transitions. [2018-11-23 07:50:05,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2757 states and 3115 transitions. [2018-11-23 07:50:05,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2018-11-23 07:50:05,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:06,011 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 471 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2018-11-23 07:50:06,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:06,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 2776 states and 3133 transitions. [2018-11-23 07:50:06,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 3133 transitions. [2018-11-23 07:50:06,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 07:50:06,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:06,281 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 07:50:06,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:06,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 2782 states and 3139 transitions. [2018-11-23 07:50:06,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 3139 transitions. [2018-11-23 07:50:06,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 07:50:06,335 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:06,402 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2018-11-23 07:50:06,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:06,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 2798 states and 3155 transitions. [2018-11-23 07:50:06,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3155 transitions. [2018-11-23 07:50:06,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 07:50:06,766 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-11-23 07:50:07,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 2804 states and 3162 transitions. [2018-11-23 07:50:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 3162 transitions. [2018-11-23 07:50:07,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 07:50:07,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:07,137 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-11-23 07:50:07,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 2805 states and 3162 transitions. [2018-11-23 07:50:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 3162 transitions. [2018-11-23 07:50:07,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2018-11-23 07:50:07,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:07,383 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-11-23 07:50:07,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:07,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 2806 states and 3162 transitions. [2018-11-23 07:50:07,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2806 states and 3162 transitions. [2018-11-23 07:50:07,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-11-23 07:50:07,586 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 410 proven. 28 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2018-11-23 07:50:11,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:11,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 2826 states and 3190 transitions. [2018-11-23 07:50:11,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 3190 transitions. [2018-11-23 07:50:11,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-11-23 07:50:11,427 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:11,683 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 448 proven. 0 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2018-11-23 07:50:12,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:12,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3199 states to 2832 states and 3199 transitions. [2018-11-23 07:50:12,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2832 states and 3199 transitions. [2018-11-23 07:50:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-23 07:50:12,760 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:12,907 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 380 proven. 0 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2018-11-23 07:50:14,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:14,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 2837 states and 3204 transitions. [2018-11-23 07:50:14,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 3204 transitions. [2018-11-23 07:50:14,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2018-11-23 07:50:14,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:14,392 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 431 proven. 42 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2018-11-23 07:50:15,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:15,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 2844 states and 3213 transitions. [2018-11-23 07:50:15,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3213 transitions. [2018-11-23 07:50:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2018-11-23 07:50:15,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:16,158 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 475 proven. 103 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 07:50:21,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:21,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 2981 states and 3368 transitions. [2018-11-23 07:50:21,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 3368 transitions. [2018-11-23 07:50:21,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-23 07:50:21,388 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:21,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:21,554 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:50:22,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:22,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3394 states to 3006 states and 3394 transitions. [2018-11-23 07:50:22,274 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 3394 transitions. [2018-11-23 07:50:22,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-23 07:50:22,276 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:22,440 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:50:23,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:23,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 3019 states and 3411 transitions. [2018-11-23 07:50:23,467 INFO L276 IsEmpty]: Start isEmpty. Operand 3019 states and 3411 transitions. [2018-11-23 07:50:23,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-23 07:50:23,469 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:50:26,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:26,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 3042 states and 3443 transitions. [2018-11-23 07:50:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3042 states and 3443 transitions. [2018-11-23 07:50:26,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-23 07:50:26,458 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:26,622 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:50:27,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:27,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 3052 states and 3452 transitions. [2018-11-23 07:50:27,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3052 states and 3452 transitions. [2018-11-23 07:50:27,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-23 07:50:27,331 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:27,493 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:50:28,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:28,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3055 states and 3455 transitions. [2018-11-23 07:50:28,054 INFO L276 IsEmpty]: Start isEmpty. Operand 3055 states and 3455 transitions. [2018-11-23 07:50:28,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-23 07:50:28,055 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:28,223 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:50:28,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:28,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 3058 states and 3458 transitions. [2018-11-23 07:50:28,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3058 states and 3458 transitions. [2018-11-23 07:50:28,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-11-23 07:50:28,668 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:28,853 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 493 proven. 4 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-23 07:50:29,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:29,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3461 states to 3061 states and 3461 transitions. [2018-11-23 07:50:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3461 transitions. [2018-11-23 07:50:29,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-23 07:50:29,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:29,371 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 437 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:50:30,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:30,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3483 states to 3079 states and 3483 transitions. [2018-11-23 07:50:30,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3079 states and 3483 transitions. [2018-11-23 07:50:30,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-23 07:50:30,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:30,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:30,691 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 437 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:50:30,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:30,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 3085 states and 3488 transitions. [2018-11-23 07:50:30,761 INFO L276 IsEmpty]: Start isEmpty. Operand 3085 states and 3488 transitions. [2018-11-23 07:50:30,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-23 07:50:30,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:30,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:30,839 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 437 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:50:31,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:31,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 3116 states and 3517 transitions. [2018-11-23 07:50:31,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 3517 transitions. [2018-11-23 07:50:31,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-23 07:50:31,703 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 437 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:50:33,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:33,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 3137 states and 3540 transitions. [2018-11-23 07:50:33,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 3540 transitions. [2018-11-23 07:50:33,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-23 07:50:33,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 437 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:50:34,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:34,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3558 states to 3154 states and 3558 transitions. [2018-11-23 07:50:34,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 3558 transitions. [2018-11-23 07:50:34,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-23 07:50:34,711 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:34,786 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 437 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:50:35,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:35,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3575 states to 3172 states and 3575 transitions. [2018-11-23 07:50:35,715 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 3575 transitions. [2018-11-23 07:50:35,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-23 07:50:35,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:35,792 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 437 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:50:36,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:36,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 3175 states and 3578 transitions. [2018-11-23 07:50:36,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3175 states and 3578 transitions. [2018-11-23 07:50:36,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-23 07:50:36,244 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:36,319 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 437 proven. 1 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 07:50:36,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:36,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 3178 states and 3581 transitions. [2018-11-23 07:50:36,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 3581 transitions. [2018-11-23 07:50:36,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-23 07:50:36,821 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:36,968 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 393 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-23 07:50:39,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:39,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 3196 states and 3601 transitions. [2018-11-23 07:50:39,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 3601 transitions. [2018-11-23 07:50:39,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2018-11-23 07:50:39,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:39,539 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 393 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-23 07:50:41,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:41,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 3208 states and 3612 transitions. [2018-11-23 07:50:41,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3208 states and 3612 transitions. [2018-11-23 07:50:41,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-11-23 07:50:41,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:42,364 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 442 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2018-11-23 07:50:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:46,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3275 states and 3681 transitions. [2018-11-23 07:50:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 3681 transitions. [2018-11-23 07:50:46,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2018-11-23 07:50:46,939 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:47,125 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 442 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2018-11-23 07:50:48,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:48,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3278 states and 3684 transitions. [2018-11-23 07:50:48,030 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 3684 transitions. [2018-11-23 07:50:48,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-11-23 07:50:48,032 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:48,571 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 610 proven. 34 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-23 07:50:54,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:54,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3803 states to 3371 states and 3803 transitions. [2018-11-23 07:50:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 3371 states and 3803 transitions. [2018-11-23 07:50:54,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2018-11-23 07:50:54,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 610 proven. 34 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2018-11-23 07:50:55,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:50:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 3397 states and 3830 transitions. [2018-11-23 07:50:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3397 states and 3830 transitions. [2018-11-23 07:50:55,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:50:55,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:50:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:50:55,830 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:01,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:01,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3923 states to 3477 states and 3923 transitions. [2018-11-23 07:51:01,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3477 states and 3923 transitions. [2018-11-23 07:51:01,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:01,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:04,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:04,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3950 states to 3499 states and 3950 transitions. [2018-11-23 07:51:04,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3499 states and 3950 transitions. [2018-11-23 07:51:04,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:04,720 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:04,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:04,840 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:05,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:05,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3505 states and 3956 transitions. [2018-11-23 07:51:05,246 INFO L276 IsEmpty]: Start isEmpty. Operand 3505 states and 3956 transitions. [2018-11-23 07:51:05,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:05,248 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:05,364 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:08,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:08,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 3559 states and 4013 transitions. [2018-11-23 07:51:08,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3559 states and 4013 transitions. [2018-11-23 07:51:08,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:08,477 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:08,592 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:09,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:09,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 3560 states and 4014 transitions. [2018-11-23 07:51:09,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3560 states and 4014 transitions. [2018-11-23 07:51:09,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:09,195 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:09,450 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:09,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:09,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 3571 states and 4024 transitions. [2018-11-23 07:51:09,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3571 states and 4024 transitions. [2018-11-23 07:51:09,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:09,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:10,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:10,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4025 states to 3572 states and 4025 transitions. [2018-11-23 07:51:10,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3572 states and 4025 transitions. [2018-11-23 07:51:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:10,556 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:10,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 3575 states and 4030 transitions. [2018-11-23 07:51:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 4030 transitions. [2018-11-23 07:51:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:10,722 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:10,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:10,840 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:11,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 3581 states and 4038 transitions. [2018-11-23 07:51:11,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3581 states and 4038 transitions. [2018-11-23 07:51:11,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:11,822 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:11,936 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:12,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4039 states to 3582 states and 4039 transitions. [2018-11-23 07:51:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3582 states and 4039 transitions. [2018-11-23 07:51:12,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:12,463 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:12,577 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:13,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:13,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 3583 states and 4040 transitions. [2018-11-23 07:51:13,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3583 states and 4040 transitions. [2018-11-23 07:51:13,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:13,098 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:13,219 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:13,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:13,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4040 states to 3584 states and 4040 transitions. [2018-11-23 07:51:13,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3584 states and 4040 transitions. [2018-11-23 07:51:13,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:13,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:13,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:13,801 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:14,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3585 states and 4041 transitions. [2018-11-23 07:51:14,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3585 states and 4041 transitions. [2018-11-23 07:51:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:14,407 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:15,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3586 states and 4041 transitions. [2018-11-23 07:51:15,167 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 4041 transitions. [2018-11-23 07:51:15,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2018-11-23 07:51:15,169 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:15,283 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 676 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-11-23 07:51:15,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:15,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4041 states to 3587 states and 4041 transitions. [2018-11-23 07:51:15,783 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 4041 transitions. [2018-11-23 07:51:15,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-11-23 07:51:15,785 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-11-23 07:51:16,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:16,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 3592 states and 4048 transitions. [2018-11-23 07:51:16,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3592 states and 4048 transitions. [2018-11-23 07:51:16,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-11-23 07:51:16,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-11-23 07:51:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:17,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 3603 states and 4057 transitions. [2018-11-23 07:51:17,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 4057 transitions. [2018-11-23 07:51:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2018-11-23 07:51:17,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:17,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:17,836 INFO L134 CoverageAnalysis]: Checked inductivity of 886 backedges. 513 proven. 9 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2018-11-23 07:51:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:18,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 3606 states and 4060 transitions. [2018-11-23 07:51:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 3606 states and 4060 transitions. [2018-11-23 07:51:18,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2018-11-23 07:51:18,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 07:51:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 07:51:18,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1160 backedges. 593 proven. 4 refuted. 0 times theorem prover too weak. 563 trivial. 0 not checked. [2018-11-23 07:51:18,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 07:51:18,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3982 states to 3529 states and 3982 transitions. [2018-11-23 07:51:18,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3529 states and 3982 transitions. [2018-11-23 07:51:18,798 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 07:51:18,798 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 207 iterations. [2018-11-23 07:51:18,804 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 07:51:18,993 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 44 [2018-11-23 07:51:19,095 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 11 [2018-11-23 07:51:19,304 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2018-11-23 07:51:19,492 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 43 [2018-11-23 07:51:19,610 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 11 [2018-11-23 07:51:20,045 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2018-11-23 07:51:20,234 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2018-11-23 07:51:20,537 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 11 [2018-11-23 07:51:20,928 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 11 [2018-11-23 07:51:21,053 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 11 [2018-11-23 07:51:21,157 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 11 [2018-11-23 07:51:21,384 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2018-11-23 07:51:21,571 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2018-11-23 07:51:22,111 WARN L180 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 45 [2018-11-23 07:51:22,542 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 42 [2018-11-23 07:51:22,731 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 11 [2018-11-23 07:51:22,904 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 11 [2018-11-23 07:51:23,234 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 42 [2018-11-23 07:51:23,594 WARN L180 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 45 [2018-11-23 07:51:23,802 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 43 [2018-11-23 07:51:24,066 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 11 [2018-11-23 07:51:24,435 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2018-11-23 07:51:24,837 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 11 [2018-11-23 07:51:24,947 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 11 [2018-11-23 07:51:25,162 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 43 [2018-11-23 07:51:25,496 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 11 [2018-11-23 07:51:25,670 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 44 [2018-11-23 07:51:26,030 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2018-11-23 07:51:26,137 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 11 [2018-11-23 07:51:26,248 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 11 [2018-11-23 07:51:26,541 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 45 [2018-11-23 07:51:26,792 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 07:51:26,794 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 07:51:26,798 INFO L579 CodeCheckObserver]: Invariant with dag size 11 [2018-11-23 07:51:26,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:51:26 ImpRootNode [2018-11-23 07:51:26,799 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 07:51:26,799 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 07:51:26,799 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 07:51:26,800 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 07:51:26,800 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:48:19" (3/4) ... [2018-11-23 07:51:26,803 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 07:51:26,817 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2018-11-23 07:51:26,818 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-23 07:51:26,818 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 07:51:26,819 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 07:51:26,902 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ed8a8adc-36fb-4ba5-a8c1-2c5b2b7292d0/bin-2019/ukojak/witness.graphml [2018-11-23 07:51:26,903 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 07:51:26,903 INFO L168 Benchmark]: Toolchain (without parser) took 189528.78 ms. Allocated memory was 1.0 GB in the beginning and 4.8 GB in the end (delta: 3.8 GB). Free memory was 957.6 MB in the beginning and 1.2 GB in the end (delta: -212.3 MB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2018-11-23 07:51:26,904 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:51:26,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 363.73 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 921.5 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. [2018-11-23 07:51:26,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 921.5 MB in the beginning and 1.1 GB in the end (delta: -216.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 07:51:26,904 INFO L168 Benchmark]: Boogie Preprocessor took 41.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 07:51:26,905 INFO L168 Benchmark]: RCFGBuilder took 1230.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.5 MB in the end (delta: 239.3 MB). Peak memory consumption was 239.3 MB. Max. memory is 11.5 GB. [2018-11-23 07:51:26,905 INFO L168 Benchmark]: CodeCheck took 187691.64 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 893.5 MB in the beginning and 1.2 GB in the end (delta: -276.4 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2018-11-23 07:51:26,905 INFO L168 Benchmark]: Witness Printer took 103.27 ms. Allocated memory is still 4.8 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 07:51:26,906 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 179.6s OverallTime, 207 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 508428300 SDtfs, 423944850 SDslu, 1999503424 SDs, 0 SdLazy, -1755422466 SolverSat, -692318180 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 771.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 297337 GetRequests, 292446 SyntacticMatches, 3153 SemanticMatches, 1738 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2389458 ImplicationChecksByTransitivity, 154.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 15.8s InterpolantComputationTime, 46993 NumberOfCodeBlocks, 46993 NumberOfCodeBlocksAsserted, 206 NumberOfCheckSat, 46787 ConstructedInterpolants, 0 QuantifiedInterpolants, 36850558 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 206 InterpolantComputations, 148 PerfectInterpolantSequences, 63093/63621 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: 553]: 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: (a19 == 1 || !(a11 == 1)) || !(a28 == 11) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a11 == 1) || !(a28 == 11)) || a19 == 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 363.73 ms. Allocated memory is still 1.0 GB. Free memory was 957.6 MB in the beginning and 921.5 MB in the end (delta: 36.1 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 921.5 MB in the beginning and 1.1 GB in the end (delta: -216.7 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1230.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 893.5 MB in the end (delta: 239.3 MB). Peak memory consumption was 239.3 MB. Max. memory is 11.5 GB. * CodeCheck took 187691.64 ms. Allocated memory was 1.2 GB in the beginning and 4.8 GB in the end (delta: 3.7 GB). Free memory was 893.5 MB in the beginning and 1.2 GB in the end (delta: -276.4 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 103.27 ms. Allocated memory is still 4.8 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...