./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label45_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label45_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/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 6c1fad4c0512d9a273ed1e7c88caaf722fcdaad1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 11:29:33,831 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 11:29:33,832 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 11:29:33,839 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 11:29:33,839 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 11:29:33,840 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 11:29:33,841 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 11:29:33,842 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 11:29:33,843 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 11:29:33,844 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 11:29:33,844 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 11:29:33,844 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 11:29:33,845 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 11:29:33,846 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 11:29:33,846 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 11:29:33,847 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 11:29:33,848 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 11:29:33,849 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 11:29:33,850 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 11:29:33,851 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 11:29:33,852 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 11:29:33,853 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 11:29:33,854 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 11:29:33,854 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 11:29:33,855 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 11:29:33,855 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 11:29:33,855 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 11:29:33,856 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 11:29:33,856 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 11:29:33,857 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 11:29:33,857 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 11:29:33,858 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 11:29:33,858 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 11:29:33,858 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 11:29:33,859 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 11:29:33,859 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 11:29:33,859 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 11:29:33,867 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 11:29:33,867 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 11:29:33,868 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 11:29:33,868 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 11:29:33,869 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 11:29:33,869 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 11:29:33,869 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 11:29:33,869 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 11:29:33,869 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 11:29:33,869 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 11:29:33,869 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 11:29:33,870 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 11:29:33,870 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 11:29:33,870 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 11:29:33,870 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 11:29:33,870 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 11:29:33,870 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 11:29:33,870 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 11:29:33,871 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 11:29:33,871 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 11:29:33,871 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 11:29:33,871 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 11:29:33,871 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 11:29:33,871 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 11:29:33,871 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 11:29:33,872 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 11:29:33,872 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 11:29:33,872 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 11:29:33,872 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 11:29:33,872 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_b5a97555-38fd-4ee3-b277-42b760143650/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 -> 6c1fad4c0512d9a273ed1e7c88caaf722fcdaad1 [2018-11-18 11:29:33,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 11:29:33,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 11:29:33,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 11:29:33,909 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 11:29:33,910 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 11:29:33,910 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label45_true-unreach-call_false-termination.c [2018-11-18 11:29:33,954 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/data/1ab52e800/92f19ddf75a84fa9915e7e298334f356/FLAGfa1b55f81 [2018-11-18 11:29:34,352 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 11:29:34,353 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/sv-benchmarks/c/eca-rers2012/Problem01_label45_true-unreach-call_false-termination.c [2018-11-18 11:29:34,361 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/data/1ab52e800/92f19ddf75a84fa9915e7e298334f356/FLAGfa1b55f81 [2018-11-18 11:29:34,715 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/data/1ab52e800/92f19ddf75a84fa9915e7e298334f356 [2018-11-18 11:29:34,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 11:29:34,718 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 11:29:34,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 11:29:34,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 11:29:34,721 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 11:29:34,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:29:34" (1/1) ... [2018-11-18 11:29:34,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b3a0dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:34, skipping insertion in model container [2018-11-18 11:29:34,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 11:29:34" (1/1) ... [2018-11-18 11:29:34,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 11:29:34,767 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 11:29:35,017 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:29:35,021 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 11:29:35,092 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 11:29:35,104 INFO L195 MainTranslator]: Completed translation [2018-11-18 11:29:35,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35 WrapperNode [2018-11-18 11:29:35,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 11:29:35,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 11:29:35,106 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 11:29:35,106 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 11:29:35,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... [2018-11-18 11:29:35,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... [2018-11-18 11:29:35,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 11:29:35,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 11:29:35,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 11:29:35,219 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 11:29:35,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... [2018-11-18 11:29:35,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... [2018-11-18 11:29:35,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... [2018-11-18 11:29:35,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... [2018-11-18 11:29:35,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... [2018-11-18 11:29:35,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... [2018-11-18 11:29:35,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... [2018-11-18 11:29:35,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 11:29:35,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 11:29:35,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 11:29:35,261 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 11:29:35,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 11:29:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/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 [2018-11-18 11:29:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-18 11:29:35,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 11:29:35,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 11:29:36,584 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 11:29:36,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:29:36 BoogieIcfgContainer [2018-11-18 11:29:36,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 11:29:36,585 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 11:29:36,585 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 11:29:36,592 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 11:29:36,593 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:29:36" (1/1) ... [2018-11-18 11:29:36,600 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 11:29:36,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:36,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 77 states and 146 transitions. [2018-11-18 11:29:36,625 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 146 transitions. [2018-11-18 11:29:36,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-11-18 11:29:36,628 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:37,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 147 states and 239 transitions. [2018-11-18 11:29:37,334 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 239 transitions. [2018-11-18 11:29:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-18 11:29:37,336 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:37,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:29:37,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:37,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2018-11-18 11:29:37,511 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2018-11-18 11:29:37,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-18 11:29:37,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:37,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:37,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:37,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 153 states and 248 transitions. [2018-11-18 11:29:37,621 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 248 transitions. [2018-11-18 11:29:37,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-18 11:29:37,622 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:37,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:37,666 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:37,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:37,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 162 states and 264 transitions. [2018-11-18 11:29:37,804 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 264 transitions. [2018-11-18 11:29:37,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-11-18 11:29:37,805 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:37,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:29:37,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:37,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 163 states and 265 transitions. [2018-11-18 11:29:37,918 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 265 transitions. [2018-11-18 11:29:37,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:29:37,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:37,978 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:29:38,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:38,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 176 states and 286 transitions. [2018-11-18 11:29:38,293 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 286 transitions. [2018-11-18 11:29:38,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-18 11:29:38,296 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:38,349 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:38,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:38,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 182 states and 293 transitions. [2018-11-18 11:29:38,433 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 293 transitions. [2018-11-18 11:29:38,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-18 11:29:38,434 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:38,469 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:38,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:38,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 183 states and 294 transitions. [2018-11-18 11:29:38,504 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 294 transitions. [2018-11-18 11:29:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-18 11:29:38,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:38,589 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:39,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:39,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 198 states and 314 transitions. [2018-11-18 11:29:39,015 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 314 transitions. [2018-11-18 11:29:39,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-18 11:29:39,015 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:39,046 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:39,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:39,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 199 states and 316 transitions. [2018-11-18 11:29:39,059 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 316 transitions. [2018-11-18 11:29:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 11:29:39,060 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:39,097 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:39,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:39,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 209 states and 335 transitions. [2018-11-18 11:29:39,405 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 335 transitions. [2018-11-18 11:29:39,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-11-18 11:29:39,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:39,425 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:39,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 210 states and 337 transitions. [2018-11-18 11:29:39,526 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 337 transitions. [2018-11-18 11:29:39,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-11-18 11:29:39,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:39,552 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:29:39,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:39,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 211 states and 338 transitions. [2018-11-18 11:29:39,588 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 338 transitions. [2018-11-18 11:29:39,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-18 11:29:39,589 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:39,613 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:39,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:39,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 215 states and 344 transitions. [2018-11-18 11:29:39,670 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 344 transitions. [2018-11-18 11:29:39,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-11-18 11:29:39,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:39,778 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:40,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 226 states and 363 transitions. [2018-11-18 11:29:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 363 transitions. [2018-11-18 11:29:40,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 11:29:40,348 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:40,367 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:29:40,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:40,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 228 states and 364 transitions. [2018-11-18 11:29:40,459 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 364 transitions. [2018-11-18 11:29:40,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 11:29:40,459 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:29:40,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 232 states and 368 transitions. [2018-11-18 11:29:40,586 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 368 transitions. [2018-11-18 11:29:40,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 11:29:40,587 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:40,605 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:29:40,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:40,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 233 states and 369 transitions. [2018-11-18 11:29:40,718 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 369 transitions. [2018-11-18 11:29:40,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-11-18 11:29:40,719 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:40,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:40,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 235 states and 372 transitions. [2018-11-18 11:29:40,920 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 372 transitions. [2018-11-18 11:29:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 11:29:40,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:40,938 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:41,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:41,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 245 states and 386 transitions. [2018-11-18 11:29:41,291 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 386 transitions. [2018-11-18 11:29:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-11-18 11:29:41,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:41,312 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:41,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:41,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 246 states and 388 transitions. [2018-11-18 11:29:41,491 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 388 transitions. [2018-11-18 11:29:41,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 11:29:41,492 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:41,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:41,513 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:29:41,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:41,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 257 states and 402 transitions. [2018-11-18 11:29:41,952 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 402 transitions. [2018-11-18 11:29:41,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-18 11:29:41,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:41,967 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:29:42,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:42,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 259 states and 403 transitions. [2018-11-18 11:29:42,049 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 403 transitions. [2018-11-18 11:29:42,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-11-18 11:29:42,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:42,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:42,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 284 states and 437 transitions. [2018-11-18 11:29:42,890 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 437 transitions. [2018-11-18 11:29:42,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-11-18 11:29:42,891 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:29:42,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:42,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 287 states and 440 transitions. [2018-11-18 11:29:42,939 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 440 transitions. [2018-11-18 11:29:42,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-18 11:29:42,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:42,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:42,982 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:42,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:42,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 290 states and 443 transitions. [2018-11-18 11:29:42,999 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 443 transitions. [2018-11-18 11:29:42,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 11:29:43,000 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:43,013 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:29:43,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 292 states and 448 transitions. [2018-11-18 11:29:43,126 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 448 transitions. [2018-11-18 11:29:43,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-11-18 11:29:43,127 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:43,185 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 306 states and 470 transitions. [2018-11-18 11:29:43,861 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 470 transitions. [2018-11-18 11:29:43,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 11:29:43,862 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:44,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 322 states and 488 transitions. [2018-11-18 11:29:44,620 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 488 transitions. [2018-11-18 11:29:44,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 11:29:44,621 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:44,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:44,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 326 states and 492 transitions. [2018-11-18 11:29:44,760 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 492 transitions. [2018-11-18 11:29:44,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-11-18 11:29:44,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:44,822 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:45,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:45,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 340 states and 507 transitions. [2018-11-18 11:29:45,451 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 507 transitions. [2018-11-18 11:29:45,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-18 11:29:45,452 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:45,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:45,471 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:45,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:45,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 342 states and 510 transitions. [2018-11-18 11:29:45,544 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 510 transitions. [2018-11-18 11:29:45,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:29:45,544 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:45,811 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:47,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:47,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 363 states and 544 transitions. [2018-11-18 11:29:47,005 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 544 transitions. [2018-11-18 11:29:47,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:29:47,006 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:47,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:47,093 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:47,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 368 states and 551 transitions. [2018-11-18 11:29:47,412 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 551 transitions. [2018-11-18 11:29:47,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:29:47,412 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:47,506 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:47,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:47,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 373 states and 559 transitions. [2018-11-18 11:29:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 559 transitions. [2018-11-18 11:29:47,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:29:47,854 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:47,918 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:48,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:48,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 379 states and 565 transitions. [2018-11-18 11:29:48,107 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 565 transitions. [2018-11-18 11:29:48,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:29:48,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:48,170 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 385 states and 571 transitions. [2018-11-18 11:29:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 571 transitions. [2018-11-18 11:29:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:29:48,345 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:48,435 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:48,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:48,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 389 states and 575 transitions. [2018-11-18 11:29:48,590 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 575 transitions. [2018-11-18 11:29:48,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:29:48,591 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:48,662 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:48,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:48,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 390 states and 576 transitions. [2018-11-18 11:29:48,848 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 576 transitions. [2018-11-18 11:29:48,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-18 11:29:48,848 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:48,910 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:49,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:49,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 391 states and 577 transitions. [2018-11-18 11:29:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 577 transitions. [2018-11-18 11:29:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-18 11:29:49,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:49,358 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:50,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:50,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 405 states and 598 transitions. [2018-11-18 11:29:50,482 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 598 transitions. [2018-11-18 11:29:50,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-18 11:29:50,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:50,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:50,504 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:29:51,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:51,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 419 states and 614 transitions. [2018-11-18 11:29:51,328 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 614 transitions. [2018-11-18 11:29:51,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-18 11:29:51,328 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:51,344 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:29:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:51,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 431 states and 627 transitions. [2018-11-18 11:29:51,920 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 627 transitions. [2018-11-18 11:29:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:29:51,921 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:51,948 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:53,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:53,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 448 states and 648 transitions. [2018-11-18 11:29:53,000 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 648 transitions. [2018-11-18 11:29:53,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:29:53,001 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:54,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 462 states and 669 transitions. [2018-11-18 11:29:54,035 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 669 transitions. [2018-11-18 11:29:54,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:29:54,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:54,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:54,057 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:54,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 474 states and 684 transitions. [2018-11-18 11:29:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 684 transitions. [2018-11-18 11:29:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:29:54,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:54,474 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:54,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 485 states and 693 transitions. [2018-11-18 11:29:54,801 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 693 transitions. [2018-11-18 11:29:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-11-18 11:29:54,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:54,838 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 11:29:55,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:55,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 573 states and 787 transitions. [2018-11-18 11:29:55,848 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 787 transitions. [2018-11-18 11:29:55,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 11:29:55,849 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:55,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:55,976 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:56,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 574 states and 788 transitions. [2018-11-18 11:29:56,273 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 788 transitions. [2018-11-18 11:29:56,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 11:29:56,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:56,290 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:56,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:56,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 581 states and 795 transitions. [2018-11-18 11:29:56,519 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 795 transitions. [2018-11-18 11:29:56,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-18 11:29:56,519 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:56,536 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:56,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:56,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 582 states and 795 transitions. [2018-11-18 11:29:56,761 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 795 transitions. [2018-11-18 11:29:56,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 11:29:56,761 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:57,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:57,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 593 states and 810 transitions. [2018-11-18 11:29:57,010 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 810 transitions. [2018-11-18 11:29:57,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-18 11:29:57,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:57,060 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:57,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 595 states and 812 transitions. [2018-11-18 11:29:57,075 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 812 transitions. [2018-11-18 11:29:57,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-18 11:29:57,075 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:57,090 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:57,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:57,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 604 states and 823 transitions. [2018-11-18 11:29:57,604 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 823 transitions. [2018-11-18 11:29:57,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 11:29:57,604 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:57,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:57,654 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:29:59,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:29:59,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 641 states and 873 transitions. [2018-11-18 11:29:59,931 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 873 transitions. [2018-11-18 11:29:59,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 11:29:59,932 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:29:59,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:29:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 654 states and 888 transitions. [2018-11-18 11:30:00,748 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 888 transitions. [2018-11-18 11:30:00,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 11:30:00,749 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:00,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:00,784 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:01,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:01,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 658 states and 893 transitions. [2018-11-18 11:30:01,232 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 893 transitions. [2018-11-18 11:30:01,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-18 11:30:01,233 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:01,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:01,278 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:01,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:01,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 659 states and 894 transitions. [2018-11-18 11:30:01,481 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 894 transitions. [2018-11-18 11:30:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 11:30:01,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:01,497 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:30:01,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:01,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 670 states and 910 transitions. [2018-11-18 11:30:01,894 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 910 transitions. [2018-11-18 11:30:01,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 11:30:01,894 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:01,910 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:30:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:02,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 672 states and 914 transitions. [2018-11-18 11:30:02,012 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 914 transitions. [2018-11-18 11:30:02,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 11:30:02,012 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:02,029 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:30:02,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:02,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 677 states and 920 transitions. [2018-11-18 11:30:02,235 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 920 transitions. [2018-11-18 11:30:02,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 11:30:02,235 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:30:02,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:02,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 679 states and 921 transitions. [2018-11-18 11:30:02,390 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 921 transitions. [2018-11-18 11:30:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-18 11:30:02,390 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:02,739 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:04,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:04,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 724 states and 969 transitions. [2018-11-18 11:30:04,495 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 969 transitions. [2018-11-18 11:30:04,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 11:30:04,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:04,699 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:05,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:05,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 738 states and 988 transitions. [2018-11-18 11:30:05,187 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 988 transitions. [2018-11-18 11:30:05,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:30:05,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:05,215 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:05,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:05,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 746 states and 996 transitions. [2018-11-18 11:30:05,682 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 996 transitions. [2018-11-18 11:30:05,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:30:05,683 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:05,867 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:30:06,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:06,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 760 states and 1027 transitions. [2018-11-18 11:30:06,737 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1027 transitions. [2018-11-18 11:30:06,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:30:06,737 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:06,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:06,795 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:30:07,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:07,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 765 states and 1034 transitions. [2018-11-18 11:30:07,220 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1034 transitions. [2018-11-18 11:30:07,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-18 11:30:07,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:07,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:07,308 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 11:30:07,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:07,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 770 states and 1045 transitions. [2018-11-18 11:30:07,725 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1045 transitions. [2018-11-18 11:30:07,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 11:30:07,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:07,749 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:30:09,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:09,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 816 states and 1104 transitions. [2018-11-18 11:30:09,716 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1104 transitions. [2018-11-18 11:30:09,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 11:30:09,717 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:09,738 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:30:10,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:10,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 832 states and 1121 transitions. [2018-11-18 11:30:10,699 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1121 transitions. [2018-11-18 11:30:10,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-18 11:30:10,699 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:10,721 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:30:10,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:10,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 836 states and 1125 transitions. [2018-11-18 11:30:10,982 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1125 transitions. [2018-11-18 11:30:10,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:30:10,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 11:30:12,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:12,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 861 states and 1157 transitions. [2018-11-18 11:30:12,519 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1157 transitions. [2018-11-18 11:30:12,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:30:12,520 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:12,538 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 11:30:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:13,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 872 states and 1168 transitions. [2018-11-18 11:30:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1168 transitions. [2018-11-18 11:30:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:30:13,327 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:13,345 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 11:30:13,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:13,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 879 states and 1174 transitions. [2018-11-18 11:30:13,882 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1174 transitions. [2018-11-18 11:30:13,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-18 11:30:13,883 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:13,901 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 11:30:14,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 884 states and 1178 transitions. [2018-11-18 11:30:14,254 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1178 transitions. [2018-11-18 11:30:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-18 11:30:14,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:14,491 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 11:30:15,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:15,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 894 states and 1198 transitions. [2018-11-18 11:30:15,632 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1198 transitions. [2018-11-18 11:30:15,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-18 11:30:15,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:16,063 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 69 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-18 11:30:19,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 955 states and 1272 transitions. [2018-11-18 11:30:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1272 transitions. [2018-11-18 11:30:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 11:30:19,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:19,335 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-18 11:30:19,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:19,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 958 states and 1276 transitions. [2018-11-18 11:30:19,613 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1276 transitions. [2018-11-18 11:30:19,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-18 11:30:19,614 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:19,666 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:19,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:19,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 975 states and 1293 transitions. [2018-11-18 11:30:19,725 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1293 transitions. [2018-11-18 11:30:19,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-11-18 11:30:19,726 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:20,358 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 97 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:21,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:21,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1006 states and 1330 transitions. [2018-11-18 11:30:21,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1330 transitions. [2018-11-18 11:30:21,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-18 11:30:21,457 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:21,932 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:23,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:23,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1031 states and 1357 transitions. [2018-11-18 11:30:23,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1357 transitions. [2018-11-18 11:30:23,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-18 11:30:23,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:23,403 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-18 11:30:23,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:23,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1032 states and 1357 transitions. [2018-11-18 11:30:23,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1357 transitions. [2018-11-18 11:30:23,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 11:30:23,433 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:23,948 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:26,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:26,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 1085 states and 1421 transitions. [2018-11-18 11:30:26,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1421 transitions. [2018-11-18 11:30:26,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 11:30:26,314 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:26,608 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:27,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:27,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 1102 states and 1437 transitions. [2018-11-18 11:30:27,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1437 transitions. [2018-11-18 11:30:27,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-18 11:30:27,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:27,253 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-18 11:30:27,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 1119 states and 1455 transitions. [2018-11-18 11:30:27,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1119 states and 1455 transitions. [2018-11-18 11:30:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 11:30:27,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:29,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:29,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1156 states and 1497 transitions. [2018-11-18 11:30:29,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1497 transitions. [2018-11-18 11:30:29,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 11:30:29,146 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:29,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:29,175 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:29,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:29,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1185 states and 1527 transitions. [2018-11-18 11:30:29,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1527 transitions. [2018-11-18 11:30:29,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 11:30:29,857 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:29,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:29,886 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:30,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:30,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1192 states and 1534 transitions. [2018-11-18 11:30:30,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1534 transitions. [2018-11-18 11:30:30,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-18 11:30:30,279 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:30,308 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:30,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 1194 states and 1535 transitions. [2018-11-18 11:30:30,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1535 transitions. [2018-11-18 11:30:30,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-11-18 11:30:30,672 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-18 11:30:31,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:31,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1208 states and 1552 transitions. [2018-11-18 11:30:31,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1552 transitions. [2018-11-18 11:30:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 11:30:31,692 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:32,020 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:30:33,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:33,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 1239 states and 1589 transitions. [2018-11-18 11:30:33,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1589 transitions. [2018-11-18 11:30:33,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 11:30:33,387 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:33,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:33,539 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 90 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:30:33,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:33,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1248 states and 1598 transitions. [2018-11-18 11:30:33,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1598 transitions. [2018-11-18 11:30:33,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:30:33,839 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:33,873 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:30:33,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:33,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1250 states and 1603 transitions. [2018-11-18 11:30:33,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1603 transitions. [2018-11-18 11:30:33,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:30:33,936 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:33,972 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:30:34,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:34,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1255 states and 1611 transitions. [2018-11-18 11:30:34,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1611 transitions. [2018-11-18 11:30:34,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-18 11:30:34,311 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:34,345 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-18 11:30:34,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:34,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1260 states and 1615 transitions. [2018-11-18 11:30:34,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1615 transitions. [2018-11-18 11:30:34,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-18 11:30:34,965 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:35,443 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 94 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:36,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1640 states to 1280 states and 1640 transitions. [2018-11-18 11:30:36,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 1640 transitions. [2018-11-18 11:30:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-11-18 11:30:36,566 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:36,614 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:30:37,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:37,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1311 states and 1678 transitions. [2018-11-18 11:30:37,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1678 transitions. [2018-11-18 11:30:37,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-11-18 11:30:37,984 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:38,020 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 11:30:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:38,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1313 states and 1679 transitions. [2018-11-18 11:30:38,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1679 transitions. [2018-11-18 11:30:38,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-11-18 11:30:38,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 11:30:38,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:38,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1338 states and 1708 transitions. [2018-11-18 11:30:38,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1708 transitions. [2018-11-18 11:30:38,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 11:30:38,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:38,930 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 11:30:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:41,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1405 states and 1784 transitions. [2018-11-18 11:30:41,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1784 transitions. [2018-11-18 11:30:41,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 11:30:41,429 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:41,466 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 103 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-11-18 11:30:41,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1410 states and 1789 transitions. [2018-11-18 11:30:41,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1789 transitions. [2018-11-18 11:30:41,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 11:30:41,801 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 11:30:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1810 states to 1422 states and 1810 transitions. [2018-11-18 11:30:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1422 states and 1810 transitions. [2018-11-18 11:30:43,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 11:30:43,763 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:43,825 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 11:30:44,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:44,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1822 states to 1432 states and 1822 transitions. [2018-11-18 11:30:44,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1822 transitions. [2018-11-18 11:30:44,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 11:30:44,695 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 11:30:45,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1437 states and 1827 transitions. [2018-11-18 11:30:45,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1437 states and 1827 transitions. [2018-11-18 11:30:45,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 11:30:45,081 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:45,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:45,133 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 96 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 11:30:45,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1439 states and 1828 transitions. [2018-11-18 11:30:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1828 transitions. [2018-11-18 11:30:45,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 11:30:45,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:45,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:49,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:49,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1470 states and 1869 transitions. [2018-11-18 11:30:49,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1869 transitions. [2018-11-18 11:30:49,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-11-18 11:30:49,383 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:49,438 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 167 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:49,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1473 states and 1871 transitions. [2018-11-18 11:30:49,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1871 transitions. [2018-11-18 11:30:49,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 11:30:49,874 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:49,904 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 11:30:50,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:50,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1475 states and 1872 transitions. [2018-11-18 11:30:50,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1872 transitions. [2018-11-18 11:30:50,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 11:30:50,071 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:50,113 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 11:30:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1479 states and 1876 transitions. [2018-11-18 11:30:50,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1876 transitions. [2018-11-18 11:30:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 11:30:50,435 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:50,465 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-18 11:30:50,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:50,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1480 states and 1876 transitions. [2018-11-18 11:30:50,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1876 transitions. [2018-11-18 11:30:50,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-11-18 11:30:50,770 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:50,801 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 11:30:51,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:51,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1481 states and 1877 transitions. [2018-11-18 11:30:51,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1877 transitions. [2018-11-18 11:30:51,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 11:30:51,014 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:51,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:53,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:53,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1515 states and 1915 transitions. [2018-11-18 11:30:53,845 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1915 transitions. [2018-11-18 11:30:53,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 11:30:53,846 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:53,919 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:54,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:54,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1516 states and 1916 transitions. [2018-11-18 11:30:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1916 transitions. [2018-11-18 11:30:54,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 11:30:54,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:54,371 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:30:55,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:55,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1529 states and 1933 transitions. [2018-11-18 11:30:55,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1933 transitions. [2018-11-18 11:30:55,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-18 11:30:55,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:55,727 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 11:30:56,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:56,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1534 states and 1938 transitions. [2018-11-18 11:30:56,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1938 transitions. [2018-11-18 11:30:56,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 11:30:56,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:56,816 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:30:58,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:30:58,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1544 states and 1952 transitions. [2018-11-18 11:30:58,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1952 transitions. [2018-11-18 11:30:58,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 11:30:58,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:30:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:30:58,517 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 179 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:31:00,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:00,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1569 states and 1978 transitions. [2018-11-18 11:31:00,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1978 transitions. [2018-11-18 11:31:00,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 11:31:00,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:00,561 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 160 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:31:01,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:01,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1574 states and 1984 transitions. [2018-11-18 11:31:01,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1984 transitions. [2018-11-18 11:31:01,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 11:31:01,269 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:01,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:31:02,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1609 states and 2022 transitions. [2018-11-18 11:31:02,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2022 transitions. [2018-11-18 11:31:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 11:31:02,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 118 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:31:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:04,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 1642 states and 2055 transitions. [2018-11-18 11:31:04,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2055 transitions. [2018-11-18 11:31:04,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 11:31:04,256 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:04,361 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 6 proven. 114 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-18 11:31:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:05,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1736 states and 2162 transitions. [2018-11-18 11:31:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2162 transitions. [2018-11-18 11:31:05,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 11:31:05,942 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:05,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:05,980 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 11:31:07,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:07,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1741 states and 2167 transitions. [2018-11-18 11:31:07,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2167 transitions. [2018-11-18 11:31:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 11:31:07,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:07,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:07,231 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 11:31:08,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:08,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1756 states and 2180 transitions. [2018-11-18 11:31:08,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2180 transitions. [2018-11-18 11:31:08,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 11:31:08,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:08,483 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 11:31:09,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:09,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1763 states and 2189 transitions. [2018-11-18 11:31:09,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2189 transitions. [2018-11-18 11:31:09,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 11:31:09,746 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:09,785 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2018-11-18 11:31:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:10,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1766 states and 2191 transitions. [2018-11-18 11:31:10,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2191 transitions. [2018-11-18 11:31:10,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 11:31:10,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:10,822 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 112 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:31:13,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:13,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1806 states and 2236 transitions. [2018-11-18 11:31:13,397 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2236 transitions. [2018-11-18 11:31:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2018-11-18 11:31:13,397 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:14,768 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-11-18 11:31:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1854 states and 2286 transitions. [2018-11-18 11:31:17,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2286 transitions. [2018-11-18 11:31:17,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:31:17,733 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:18,148 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:31:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:19,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1878 states and 2312 transitions. [2018-11-18 11:31:19,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2312 transitions. [2018-11-18 11:31:19,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-11-18 11:31:19,499 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:19,596 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:31:19,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:19,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1878 states and 2311 transitions. [2018-11-18 11:31:19,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2311 transitions. [2018-11-18 11:31:19,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 11:31:19,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:21,519 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 11:31:25,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:25,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1937 states and 2371 transitions. [2018-11-18 11:31:25,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2371 transitions. [2018-11-18 11:31:25,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 11:31:25,254 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:25,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:25,383 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-18 11:31:25,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:25,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 1938 states and 2371 transitions. [2018-11-18 11:31:25,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2371 transitions. [2018-11-18 11:31:25,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-11-18 11:31:25,501 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:26,134 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 280 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 11:31:28,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:28,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 1959 states and 2399 transitions. [2018-11-18 11:31:28,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 2399 transitions. [2018-11-18 11:31:28,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-18 11:31:28,834 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:28,869 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-18 11:31:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:29,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 1979 states and 2422 transitions. [2018-11-18 11:31:29,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2422 transitions. [2018-11-18 11:31:29,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-11-18 11:31:29,513 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:29,758 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 11:31:31,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:31,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2049 states and 2496 transitions. [2018-11-18 11:31:31,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2496 transitions. [2018-11-18 11:31:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-11-18 11:31:31,534 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:31,580 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2018-11-18 11:31:31,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:31,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 2051 states and 2497 transitions. [2018-11-18 11:31:31,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2497 transitions. [2018-11-18 11:31:31,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 11:31:31,804 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 11:31:33,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:33,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2064 states and 2513 transitions. [2018-11-18 11:31:33,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2513 transitions. [2018-11-18 11:31:33,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-18 11:31:33,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:33,617 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 11:31:33,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:33,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2069 states and 2517 transitions. [2018-11-18 11:31:33,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2517 transitions. [2018-11-18 11:31:33,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2018-11-18 11:31:33,955 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:33,988 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-11-18 11:31:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:34,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2073 states and 2522 transitions. [2018-11-18 11:31:34,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 2522 transitions. [2018-11-18 11:31:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 11:31:34,481 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-18 11:31:34,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:34,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2074 states and 2522 transitions. [2018-11-18 11:31:34,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2522 transitions. [2018-11-18 11:31:34,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 11:31:34,779 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:34,832 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 11:31:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:35,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2079 states and 2528 transitions. [2018-11-18 11:31:35,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2528 transitions. [2018-11-18 11:31:35,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 11:31:35,597 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:35,651 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 11:31:37,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2106 states and 2556 transitions. [2018-11-18 11:31:37,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 2556 transitions. [2018-11-18 11:31:37,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 11:31:37,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:37,903 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 11:31:38,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:38,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2108 states and 2558 transitions. [2018-11-18 11:31:38,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2558 transitions. [2018-11-18 11:31:38,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 11:31:38,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:38,762 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 11:31:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:39,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2114 states and 2564 transitions. [2018-11-18 11:31:39,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2564 transitions. [2018-11-18 11:31:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 11:31:39,206 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-18 11:31:39,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:39,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2115 states and 2564 transitions. [2018-11-18 11:31:39,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2564 transitions. [2018-11-18 11:31:39,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 11:31:39,823 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 11:31:40,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:40,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2122 states and 2573 transitions. [2018-11-18 11:31:40,082 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2573 transitions. [2018-11-18 11:31:40,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 11:31:40,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:40,130 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 11:31:40,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:40,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2123 states and 2573 transitions. [2018-11-18 11:31:40,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2573 transitions. [2018-11-18 11:31:40,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-11-18 11:31:40,410 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:40,453 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 11:31:40,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:40,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2125 states and 2574 transitions. [2018-11-18 11:31:40,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2574 transitions. [2018-11-18 11:31:40,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 11:31:40,671 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:40,739 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2018-11-18 11:31:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2591 states to 2140 states and 2591 transitions. [2018-11-18 11:31:41,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2591 transitions. [2018-11-18 11:31:41,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-11-18 11:31:41,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:41,658 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 190 proven. 5 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2018-11-18 11:31:43,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:43,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2216 states and 2685 transitions. [2018-11-18 11:31:43,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2685 transitions. [2018-11-18 11:31:43,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-18 11:31:43,448 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:43,560 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 8 proven. 223 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 11:31:43,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:43,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 2222 states and 2694 transitions. [2018-11-18 11:31:43,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 2694 transitions. [2018-11-18 11:31:43,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2018-11-18 11:31:43,879 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:43,989 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 8 proven. 223 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2018-11-18 11:31:44,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:44,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 2223 states and 2694 transitions. [2018-11-18 11:31:44,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 2694 transitions. [2018-11-18 11:31:44,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 11:31:44,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:45,070 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:31:47,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:47,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2723 states to 2248 states and 2723 transitions. [2018-11-18 11:31:47,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2723 transitions. [2018-11-18 11:31:47,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-18 11:31:47,986 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:31:49,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2274 states and 2750 transitions. [2018-11-18 11:31:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 2750 transitions. [2018-11-18 11:31:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 11:31:49,011 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:49,984 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:31:54,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:54,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 2319 states and 2806 transitions. [2018-11-18 11:31:54,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 2806 transitions. [2018-11-18 11:31:54,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 11:31:54,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:54,874 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:31:55,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2320 states and 2811 transitions. [2018-11-18 11:31:55,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 2811 transitions. [2018-11-18 11:31:55,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 11:31:55,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:55,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:55,976 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:31:57,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:57,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2335 states and 2826 transitions. [2018-11-18 11:31:57,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 2826 transitions. [2018-11-18 11:31:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 11:31:57,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:57,850 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:31:59,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:31:59,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2354 states and 2845 transitions. [2018-11-18 11:31:59,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 2845 transitions. [2018-11-18 11:31:59,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-18 11:31:59,087 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:31:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:31:59,639 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 314 proven. 56 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:32:00,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:00,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2359 states and 2851 transitions. [2018-11-18 11:32:00,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 2851 transitions. [2018-11-18 11:32:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 11:32:00,358 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:00,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:01,123 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 342 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:32:06,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:06,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2395 states and 2909 transitions. [2018-11-18 11:32:06,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 2909 transitions. [2018-11-18 11:32:06,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 11:32:06,876 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:06,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 342 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:32:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:08,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2400 states and 2914 transitions. [2018-11-18 11:32:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 2400 states and 2914 transitions. [2018-11-18 11:32:08,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-18 11:32:08,983 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:09,229 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 342 proven. 42 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:32:11,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:11,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 2412 states and 2931 transitions. [2018-11-18 11:32:11,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2412 states and 2931 transitions. [2018-11-18 11:32:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 11:32:11,188 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:11,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:13,238 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 11:32:16,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:16,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2442 states and 2964 transitions. [2018-11-18 11:32:16,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2964 transitions. [2018-11-18 11:32:16,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2018-11-18 11:32:16,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:16,820 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 11:32:18,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:18,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2986 states to 2465 states and 2986 transitions. [2018-11-18 11:32:18,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 2986 transitions. [2018-11-18 11:32:18,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-18 11:32:18,333 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:18,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:18,510 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 320 proven. 14 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-11-18 11:32:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:22,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3042 states to 2521 states and 3042 transitions. [2018-11-18 11:32:22,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 3042 transitions. [2018-11-18 11:32:22,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-18 11:32:22,505 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:24,298 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 11:32:30,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:30,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2564 states and 3086 transitions. [2018-11-18 11:32:30,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3086 transitions. [2018-11-18 11:32:30,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-18 11:32:30,316 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:30,457 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-11-18 11:32:31,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:31,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 2569 states and 3090 transitions. [2018-11-18 11:32:31,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 3090 transitions. [2018-11-18 11:32:31,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 11:32:31,430 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:32,125 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:32:41,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:41,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 2623 states and 3150 transitions. [2018-11-18 11:32:41,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 3150 transitions. [2018-11-18 11:32:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-11-18 11:32:41,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:41,957 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 335 proven. 58 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-18 11:32:43,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:43,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 2628 states and 3154 transitions. [2018-11-18 11:32:43,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 3154 transitions. [2018-11-18 11:32:43,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 11:32:43,616 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:43,920 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 350 proven. 6 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-18 11:32:44,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:44,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 2630 states and 3156 transitions. [2018-11-18 11:32:44,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 3156 transitions. [2018-11-18 11:32:44,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2018-11-18 11:32:44,282 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:44,340 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 291 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2018-11-18 11:32:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 2631 states and 3156 transitions. [2018-11-18 11:32:44,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2631 states and 3156 transitions. [2018-11-18 11:32:44,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-11-18 11:32:44,409 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:44,535 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 296 proven. 6 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2018-11-18 11:32:44,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:44,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2638 states and 3164 transitions. [2018-11-18 11:32:44,898 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 3164 transitions. [2018-11-18 11:32:44,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 11:32:44,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:45,886 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 11:32:48,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:48,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 2651 states and 3182 transitions. [2018-11-18 11:32:48,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 3182 transitions. [2018-11-18 11:32:48,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 11:32:48,386 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:48,485 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 11:32:49,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3193 states to 2660 states and 3193 transitions. [2018-11-18 11:32:49,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 3193 transitions. [2018-11-18 11:32:49,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 11:32:49,953 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:50,063 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 11:32:50,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:50,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 2661 states and 3196 transitions. [2018-11-18 11:32:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 3196 transitions. [2018-11-18 11:32:50,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2018-11-18 11:32:50,638 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:50,741 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 334 proven. 112 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-11-18 11:32:51,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:51,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 2666 states and 3203 transitions. [2018-11-18 11:32:51,722 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 3203 transitions. [2018-11-18 11:32:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-18 11:32:51,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:51,783 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 332 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-18 11:32:51,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:51,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 2674 states and 3211 transitions. [2018-11-18 11:32:51,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2674 states and 3211 transitions. [2018-11-18 11:32:51,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 11:32:51,875 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:51,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 11:32:52,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:52,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2677 states and 3214 transitions. [2018-11-18 11:32:52,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 3214 transitions. [2018-11-18 11:32:52,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 11:32:52,378 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:52,448 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 11:32:57,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 2713 states and 3252 transitions. [2018-11-18 11:32:57,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 3252 transitions. [2018-11-18 11:32:57,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 11:32:57,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:57,498 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 11:32:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 2716 states and 3255 transitions. [2018-11-18 11:32:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 3255 transitions. [2018-11-18 11:32:58,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 11:32:58,136 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:58,206 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 11:32:59,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:32:59,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 2732 states and 3271 transitions. [2018-11-18 11:32:59,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 3271 transitions. [2018-11-18 11:32:59,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-18 11:32:59,641 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:32:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:32:59,711 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-11-18 11:33:00,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:00,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 2734 states and 3272 transitions. [2018-11-18 11:33:00,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 3272 transitions. [2018-11-18 11:33:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 11:33:00,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2018-11-18 11:33:01,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:01,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 2783 states and 3326 transitions. [2018-11-18 11:33:01,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2783 states and 3326 transitions. [2018-11-18 11:33:01,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-18 11:33:01,526 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:02,204 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 396 proven. 175 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2018-11-18 11:33:05,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 2821 states and 3369 transitions. [2018-11-18 11:33:05,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2821 states and 3369 transitions. [2018-11-18 11:33:05,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 11:33:05,739 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:05,850 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 11:33:07,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:07,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3384 states to 2829 states and 3384 transitions. [2018-11-18 11:33:07,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 3384 transitions. [2018-11-18 11:33:07,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 11:33:07,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:07,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:07,140 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 11:33:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:07,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 2831 states and 3387 transitions. [2018-11-18 11:33:07,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3387 transitions. [2018-11-18 11:33:07,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2018-11-18 11:33:07,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:07,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:07,883 INFO L134 CoverageAnalysis]: Checked inductivity of 682 backedges. 439 proven. 120 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-11-18 11:33:08,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:08,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 2836 states and 3391 transitions. [2018-11-18 11:33:08,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 3391 transitions. [2018-11-18 11:33:08,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 11:33:08,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:08,269 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 10 proven. 332 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2018-11-18 11:33:08,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3396 states to 2841 states and 3396 transitions. [2018-11-18 11:33:08,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 3396 transitions. [2018-11-18 11:33:08,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2018-11-18 11:33:08,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 11:33:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 11:33:08,867 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 444 proven. 12 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2018-11-18 11:33:09,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 11:33:09,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3248 states to 2702 states and 3248 transitions. [2018-11-18 11:33:09,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3248 transitions. [2018-11-18 11:33:09,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 11:33:09,267 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 189 iterations. [2018-11-18 11:33:09,273 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 11:33:09,445 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 42 [2018-11-18 11:33:09,782 WARN L180 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 42 [2018-11-18 11:33:09,977 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-11-18 11:33:10,135 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 42 [2018-11-18 11:33:10,283 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 36 [2018-11-18 11:33:10,465 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 36 [2018-11-18 11:33:10,581 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 12 [2018-11-18 11:33:10,703 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 12 [2018-11-18 11:33:10,900 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 36 [2018-11-18 11:33:11,245 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2018-11-18 11:33:11,366 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2018-11-18 11:33:11,541 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 12 [2018-11-18 11:33:11,659 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2018-11-18 11:33:11,919 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 48 [2018-11-18 11:33:12,181 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 36 [2018-11-18 11:33:12,317 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 42 [2018-11-18 11:33:12,448 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 36 [2018-11-18 11:33:12,630 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 45 [2018-11-18 11:33:12,857 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 42 [2018-11-18 11:33:12,997 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 42 [2018-11-18 11:33:13,130 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 42 [2018-11-18 11:33:13,358 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 42 [2018-11-18 11:33:13,533 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 42 [2018-11-18 11:33:13,635 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 12 [2018-11-18 11:33:13,768 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 42 [2018-11-18 11:33:14,096 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 45 [2018-11-18 11:33:14,251 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 12 [2018-11-18 11:33:14,538 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 45 [2018-11-18 11:33:14,775 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 43 [2018-11-18 11:33:14,965 WARN L180 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 45 [2018-11-18 11:33:15,166 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 12 [2018-11-18 11:33:15,342 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 45 [2018-11-18 11:33:15,504 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 42 [2018-11-18 11:33:15,747 WARN L180 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 45 [2018-11-18 11:33:15,940 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 42 [2018-11-18 11:33:16,133 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 36 [2018-11-18 11:33:16,404 WARN L180 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2018-11-18 11:33:16,627 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 42 [2018-11-18 11:33:16,775 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 42 [2018-11-18 11:33:16,971 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 36 [2018-11-18 11:33:17,137 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 36 [2018-11-18 11:33:17,424 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 36 [2018-11-18 11:33:17,605 WARN L180 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 48 [2018-11-18 11:33:17,733 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 12 [2018-11-18 11:33:17,733 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 11:33:17,735 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 11:33:17,740 INFO L579 CodeCheckObserver]: Invariant with dag size 12 [2018-11-18 11:33:17,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 11:33:17 ImpRootNode [2018-11-18 11:33:17,740 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 11:33:17,741 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 11:33:17,741 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 11:33:17,741 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 11:33:17,741 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 11:29:36" (3/4) ... [2018-11-18 11:33:17,743 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 11:33:17,756 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 101 nodes and edges [2018-11-18 11:33:17,757 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-18 11:33:17,758 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 11:33:17,759 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 11:33:17,840 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b5a97555-38fd-4ee3-b277-42b760143650/bin-2019/ukojak/witness.graphml [2018-11-18 11:33:17,840 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 11:33:17,841 INFO L168 Benchmark]: Toolchain (without parser) took 223123.41 ms. Allocated memory was 1.0 GB in the beginning and 4.7 GB in the end (delta: 3.7 GB). Free memory was 956.6 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 641.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:17,841 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 11:33:17,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.81 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:17,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:17,842 INFO L168 Benchmark]: Boogie Preprocessor took 42.05 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. [2018-11-18 11:33:17,842 INFO L168 Benchmark]: RCFGBuilder took 1323.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.8 MB in the end (delta: 236.6 MB). Peak memory consumption was 236.6 MB. Max. memory is 11.5 GB. [2018-11-18 11:33:17,842 INFO L168 Benchmark]: CodeCheck took 221155.09 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 876.8 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2018-11-18 11:33:17,843 INFO L168 Benchmark]: Witness Printer took 99.70 ms. Allocated memory is still 4.7 GB. Free memory was 4.0 GB in the beginning and 4.0 GB in the end (delta: 9.7 kB). Peak memory consumption was 9.7 kB. Max. memory is 11.5 GB. [2018-11-18 11:33:17,844 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 199 locations, 1 error locations. SAFE Result, 212.6s OverallTime, 189 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 269222284 SDtfs, 304330644 SDslu, 1885342816 SDs, 0 SdLazy, 1157873922 SolverSat, 895626554 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 625.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 221505 GetRequests, 213304 SyntacticMatches, 6211 SemanticMatches, 1990 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3059285 ImplicationChecksByTransitivity, 189.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 25.9s InterpolantComputationTime, 32688 NumberOfCodeBlocks, 32688 NumberOfCodeBlocksAsserted, 188 NumberOfCheckSat, 32500 ConstructedInterpolants, 0 QuantifiedInterpolants, 35465545 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 188 InterpolantComputations, 131 PerfectInterpolantSequences, 31810/34558 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: 527]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (a17 == 1 || !(a8 == 13)) || !(a16 == 5) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (a17 == 1 || !(a8 == 13)) || !(a16 == 5) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 386.81 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 921.7 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 112.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 921.7 MB in the beginning and 1.1 GB in the end (delta: -197.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 42.05 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 1323.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 876.8 MB in the end (delta: 236.6 MB). Peak memory consumption was 236.6 MB. Max. memory is 11.5 GB. * CodeCheck took 221155.09 ms. Allocated memory was 1.2 GB in the beginning and 4.7 GB in the end (delta: 3.6 GB). Free memory was 876.8 MB in the beginning and 4.0 GB in the end (delta: -3.1 GB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. * Witness Printer took 99.70 ms. Allocated memory is still 4.7 GB. Free memory was 4.0 GB in the beginning and 4.0 GB in the end (delta: 9.7 kB). Peak memory consumption was 9.7 kB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...