./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/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 e521cfa02db8c2eac8727300620f5ffec2ecc0c7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:16:00,246 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:16:00,247 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:16:00,253 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:16:00,253 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:16:00,254 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:16:00,255 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:16:00,255 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:16:00,256 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:16:00,257 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:16:00,257 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:16:00,257 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:16:00,258 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:16:00,258 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:16:00,259 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:16:00,259 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:16:00,260 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:16:00,260 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:16:00,261 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:16:00,262 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:16:00,263 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:16:00,263 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:16:00,264 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:16:00,265 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:16:00,265 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:16:00,265 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:16:00,266 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:16:00,266 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:16:00,267 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:16:00,267 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:16:00,267 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:16:00,268 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:16:00,268 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:16:00,268 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:16:00,268 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:16:00,269 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:16:00,269 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 09:16:00,276 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:16:00,276 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:16:00,276 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:16:00,277 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 09:16:00,277 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 09:16:00,277 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 09:16:00,277 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:16:00,277 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:16:00,277 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:16:00,278 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:16:00,278 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:16:00,278 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:16:00,278 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:16:00,278 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:16:00,278 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:16:00,278 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:16:00,278 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 09:16:00,278 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:16:00,279 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 09:16:00,279 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 09:16:00,279 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:16:00,279 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:16:00,279 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 09:16:00,279 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:16:00,279 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:16:00,279 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:16:00,280 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 09:16:00,280 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:16:00,280 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:16:00,280 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_a10905da-c65e-4627-81de-ac7e15b5b4d8/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 -> e521cfa02db8c2eac8727300620f5ffec2ecc0c7 [2018-12-09 09:16:00,297 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:16:00,304 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:16:00,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:16:00,307 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:16:00,307 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:16:00,307 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-12-09 09:16:00,343 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/data/03eba8aa6/7fb872e1d2bc4a74b41d0a0980c7d513/FLAG6473ceb7f [2018-12-09 09:16:00,717 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:16:00,718 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/sv-benchmarks/c/eca-rers2012/Problem02_label00_true-unreach-call_false-termination.c [2018-12-09 09:16:00,725 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/data/03eba8aa6/7fb872e1d2bc4a74b41d0a0980c7d513/FLAG6473ceb7f [2018-12-09 09:16:00,734 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/data/03eba8aa6/7fb872e1d2bc4a74b41d0a0980c7d513 [2018-12-09 09:16:00,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:16:00,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:16:00,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:16:00,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:16:00,739 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:16:00,740 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:16:00" (1/1) ... [2018-12-09 09:16:00,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f792852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:00, skipping insertion in model container [2018-12-09 09:16:00,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:16:00" (1/1) ... [2018-12-09 09:16:00,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:16:00,771 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:16:00,946 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:16:00,949 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:16:01,047 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:16:01,056 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:16:01,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01 WrapperNode [2018-12-09 09:16:01,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:16:01,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:16:01,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:16:01,057 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:16:01,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... [2018-12-09 09:16:01,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... [2018-12-09 09:16:01,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:16:01,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:16:01,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:16:01,097 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:16:01,103 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... [2018-12-09 09:16:01,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... [2018-12-09 09:16:01,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... [2018-12-09 09:16:01,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... [2018-12-09 09:16:01,113 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... [2018-12-09 09:16:01,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... [2018-12-09 09:16:01,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... [2018-12-09 09:16:01,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:16:01,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:16:01,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:16:01,126 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:16:01,126 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:16:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/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 [2018-12-09 09:16:01,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:16:01,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:16:02,168 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:16:02,168 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 09:16:02,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:16:02 BoogieIcfgContainer [2018-12-09 09:16:02,168 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:16:02,169 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 09:16:02,169 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 09:16:02,175 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 09:16:02,176 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:16:02" (1/1) ... [2018-12-09 09:16:02,183 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:16:02,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-09 09:16:02,206 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-09 09:16:02,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 09:16:02,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:02,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:02,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-12-09 09:16:02,724 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-12-09 09:16:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 09:16:02,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 242 states and 336 transitions. [2018-12-09 09:16:03,110 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 336 transitions. [2018-12-09 09:16:03,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-09 09:16:03,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:03,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:03,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:03,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 246 states and 341 transitions. [2018-12-09 09:16:03,242 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 341 transitions. [2018-12-09 09:16:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 09:16:03,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:03,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 255 states and 355 transitions. [2018-12-09 09:16:03,382 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 355 transitions. [2018-12-09 09:16:03,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 09:16:03,385 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:03,398 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:03,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 258 states and 358 transitions. [2018-12-09 09:16:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 358 transitions. [2018-12-09 09:16:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 09:16:03,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 09:16:03,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:03,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 262 states and 365 transitions. [2018-12-09 09:16:03,601 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 365 transitions. [2018-12-09 09:16:03,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-09 09:16:03,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:16:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 266 states and 370 transitions. [2018-12-09 09:16:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 370 transitions. [2018-12-09 09:16:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-09 09:16:03,743 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:03,785 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:03,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 283 states and 395 transitions. [2018-12-09 09:16:03,958 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 395 transitions. [2018-12-09 09:16:03,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 09:16:03,958 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:04,047 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:04,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:04,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 301 states and 420 transitions. [2018-12-09 09:16:04,492 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 420 transitions. [2018-12-09 09:16:04,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-09 09:16:04,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:04,542 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:04,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:04,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 304 states and 426 transitions. [2018-12-09 09:16:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 426 transitions. [2018-12-09 09:16:04,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 09:16:04,606 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:04,625 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 307 states and 429 transitions. [2018-12-09 09:16:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 429 transitions. [2018-12-09 09:16:04,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 09:16:04,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:05,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 330 states and 460 transitions. [2018-12-09 09:16:05,258 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 460 transitions. [2018-12-09 09:16:05,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 09:16:05,258 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:05,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:05,272 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:05,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:05,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 332 states and 462 transitions. [2018-12-09 09:16:05,319 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 462 transitions. [2018-12-09 09:16:05,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 09:16:05,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:05,383 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-09 09:16:05,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:05,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 411 states and 546 transitions. [2018-12-09 09:16:05,727 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 546 transitions. [2018-12-09 09:16:05,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 09:16:05,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 09:16:06,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:06,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 415 states and 554 transitions. [2018-12-09 09:16:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 554 transitions. [2018-12-09 09:16:06,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 09:16:06,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:06,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:06,047 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 09:16:06,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:06,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 418 states and 558 transitions. [2018-12-09 09:16:06,163 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 558 transitions. [2018-12-09 09:16:06,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 09:16:06,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:06,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:06,186 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 09:16:06,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:06,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 421 states and 562 transitions. [2018-12-09 09:16:06,300 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 562 transitions. [2018-12-09 09:16:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 09:16:06,301 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:06,314 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:16:06,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:06,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 423 states and 564 transitions. [2018-12-09 09:16:06,374 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 564 transitions. [2018-12-09 09:16:06,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 09:16:06,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:06,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:06,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 427 states and 569 transitions. [2018-12-09 09:16:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 569 transitions. [2018-12-09 09:16:06,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-09 09:16:06,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:06,546 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:06,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 438 states and 583 transitions. [2018-12-09 09:16:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 583 transitions. [2018-12-09 09:16:06,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 09:16:06,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:06,773 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:16:06,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 447 states and 594 transitions. [2018-12-09 09:16:06,943 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 594 transitions. [2018-12-09 09:16:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 09:16:06,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:06,968 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:16:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:07,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 449 states and 595 transitions. [2018-12-09 09:16:07,079 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 595 transitions. [2018-12-09 09:16:07,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-09 09:16:07,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:07,195 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:07,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:07,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 459 states and 609 transitions. [2018-12-09 09:16:07,520 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 609 transitions. [2018-12-09 09:16:07,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 09:16:07,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:07,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:07,541 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:16:07,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:07,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 462 states and 613 transitions. [2018-12-09 09:16:07,702 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 613 transitions. [2018-12-09 09:16:07,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-09 09:16:07,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:07,719 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:16:07,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:07,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 464 states and 614 transitions. [2018-12-09 09:16:07,830 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 614 transitions. [2018-12-09 09:16:07,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 09:16:07,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:07,970 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:08,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:08,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 486 states and 643 transitions. [2018-12-09 09:16:08,534 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 643 transitions. [2018-12-09 09:16:08,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 09:16:08,535 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:08,783 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:10,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:10,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 526 states and 698 transitions. [2018-12-09 09:16:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 698 transitions. [2018-12-09 09:16:10,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-09 09:16:10,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:10,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:10,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 529 states and 701 transitions. [2018-12-09 09:16:10,315 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 701 transitions. [2018-12-09 09:16:10,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 09:16:10,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:10,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:10,328 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 09:16:10,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:10,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 530 states and 702 transitions. [2018-12-09 09:16:10,391 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 702 transitions. [2018-12-09 09:16:10,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 09:16:10,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:10,410 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:10,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:10,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 547 states and 721 transitions. [2018-12-09 09:16:10,480 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 721 transitions. [2018-12-09 09:16:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-12-09 09:16:10,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:10,500 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:10,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 551 states and 726 transitions. [2018-12-09 09:16:10,637 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 726 transitions. [2018-12-09 09:16:10,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 09:16:10,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:10,682 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 09:16:10,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:10,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 560 states and 736 transitions. [2018-12-09 09:16:10,903 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 736 transitions. [2018-12-09 09:16:10,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 09:16:10,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:10,918 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:10,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:10,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 562 states and 738 transitions. [2018-12-09 09:16:10,934 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 738 transitions. [2018-12-09 09:16:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 09:16:10,934 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:10,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:10,952 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:10,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 564 states and 740 transitions. [2018-12-09 09:16:10,967 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 740 transitions. [2018-12-09 09:16:10,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-12-09 09:16:10,968 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:11,163 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 58 proven. 8 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-09 09:16:12,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:12,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 614 states and 802 transitions. [2018-12-09 09:16:12,053 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 802 transitions. [2018-12-09 09:16:12,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 09:16:12,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:12,103 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 09:16:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 641 states and 830 transitions. [2018-12-09 09:16:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 830 transitions. [2018-12-09 09:16:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-09 09:16:12,995 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:13,053 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 09:16:13,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:13,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 644 states and 833 transitions. [2018-12-09 09:16:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 833 transitions. [2018-12-09 09:16:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 09:16:13,210 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:13,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:13,232 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 09:16:13,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:13,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 650 states and 838 transitions. [2018-12-09 09:16:13,327 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 838 transitions. [2018-12-09 09:16:13,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 09:16:13,327 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:13,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:13,354 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:13,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:13,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 666 states and 854 transitions. [2018-12-09 09:16:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 854 transitions. [2018-12-09 09:16:13,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 09:16:13,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:13,433 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 09:16:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 679 states and 867 transitions. [2018-12-09 09:16:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 867 transitions. [2018-12-09 09:16:13,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 09:16:13,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:13,528 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:13,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:13,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 714 states and 904 transitions. [2018-12-09 09:16:13,669 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 904 transitions. [2018-12-09 09:16:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 09:16:13,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:13,687 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-12-09 09:16:13,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:13,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 717 states and 906 transitions. [2018-12-09 09:16:13,764 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 906 transitions. [2018-12-09 09:16:13,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 09:16:13,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:13,825 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:14,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:14,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 747 states and 935 transitions. [2018-12-09 09:16:14,332 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 935 transitions. [2018-12-09 09:16:14,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-09 09:16:14,333 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:14,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:14,426 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-09 09:16:14,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:14,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 749 states and 937 transitions. [2018-12-09 09:16:14,601 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 937 transitions. [2018-12-09 09:16:14,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-09 09:16:14,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:14,706 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 09:16:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:16,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 887 states and 1084 transitions. [2018-12-09 09:16:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1084 transitions. [2018-12-09 09:16:16,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 09:16:16,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:16,136 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-09 09:16:16,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:16,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 888 states and 1085 transitions. [2018-12-09 09:16:16,160 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1085 transitions. [2018-12-09 09:16:16,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-09 09:16:16,161 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:16,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:16,222 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:16,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:16,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 890 states and 1087 transitions. [2018-12-09 09:16:16,267 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1087 transitions. [2018-12-09 09:16:16,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-09 09:16:16,267 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:16,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:16,313 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:16,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:16,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 909 states and 1109 transitions. [2018-12-09 09:16:16,822 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1109 transitions. [2018-12-09 09:16:16,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-09 09:16:16,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:16,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:16,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:16,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 910 states and 1110 transitions. [2018-12-09 09:16:16,899 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1110 transitions. [2018-12-09 09:16:16,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-09 09:16:16,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:16,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:16,926 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-09 09:16:17,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:17,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 916 states and 1115 transitions. [2018-12-09 09:16:17,025 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1115 transitions. [2018-12-09 09:16:17,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-09 09:16:17,026 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:17,079 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-09 09:16:17,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 921 states and 1122 transitions. [2018-12-09 09:16:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1122 transitions. [2018-12-09 09:16:17,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-09 09:16:17,337 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:17,466 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:16:18,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:18,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1024 states and 1231 transitions. [2018-12-09 09:16:18,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 1231 transitions. [2018-12-09 09:16:18,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-09 09:16:18,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:19,206 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:21,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:21,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 1074 states and 1286 transitions. [2018-12-09 09:16:21,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1286 transitions. [2018-12-09 09:16:21,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-12-09 09:16:21,757 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:21,800 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:21,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:21,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1077 states and 1290 transitions. [2018-12-09 09:16:21,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1290 transitions. [2018-12-09 09:16:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 09:16:21,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:21,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:22,294 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:26,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:26,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1145 states and 1374 transitions. [2018-12-09 09:16:26,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1374 transitions. [2018-12-09 09:16:26,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 09:16:26,137 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:26,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:26,184 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:26,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:26,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1148 states and 1377 transitions. [2018-12-09 09:16:26,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1377 transitions. [2018-12-09 09:16:26,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 09:16:26,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:26,477 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:26,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:26,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1151 states and 1380 transitions. [2018-12-09 09:16:26,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1380 transitions. [2018-12-09 09:16:26,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 09:16:26,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:26,786 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:27,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:27,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1163 states and 1397 transitions. [2018-12-09 09:16:27,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 1397 transitions. [2018-12-09 09:16:27,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 09:16:27,662 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:28,064 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 177 proven. 9 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:29,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:29,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1182 states and 1423 transitions. [2018-12-09 09:16:29,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1423 transitions. [2018-12-09 09:16:29,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 09:16:29,839 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:29,892 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 177 proven. 9 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:30,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:30,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 1185 states and 1426 transitions. [2018-12-09 09:16:30,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1426 transitions. [2018-12-09 09:16:30,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-09 09:16:30,155 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:30,200 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:30,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:30,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 1189 states and 1431 transitions. [2018-12-09 09:16:30,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1431 transitions. [2018-12-09 09:16:30,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-09 09:16:30,323 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:30,350 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 09:16:30,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:30,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1192 states and 1436 transitions. [2018-12-09 09:16:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1436 transitions. [2018-12-09 09:16:30,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-09 09:16:30,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:30,925 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 09:16:31,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:31,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1193 states and 1436 transitions. [2018-12-09 09:16:31,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1436 transitions. [2018-12-09 09:16:31,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-09 09:16:31,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:31,121 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 09:16:31,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:31,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1205 states and 1448 transitions. [2018-12-09 09:16:31,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1448 transitions. [2018-12-09 09:16:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-12-09 09:16:31,614 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:31,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:31,636 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 09:16:31,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:31,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1222 states and 1465 transitions. [2018-12-09 09:16:31,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1465 transitions. [2018-12-09 09:16:31,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-09 09:16:31,688 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:31,951 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:33,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 1259 states and 1508 transitions. [2018-12-09 09:16:33,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 1508 transitions. [2018-12-09 09:16:33,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-09 09:16:33,251 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:33,301 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-09 09:16:33,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 1261 states and 1509 transitions. [2018-12-09 09:16:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1509 transitions. [2018-12-09 09:16:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-09 09:16:33,537 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:33,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:36,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:36,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1308 states and 1559 transitions. [2018-12-09 09:16:36,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1559 transitions. [2018-12-09 09:16:36,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-09 09:16:36,913 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:37,051 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:39,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:39,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1351 states and 1603 transitions. [2018-12-09 09:16:39,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1603 transitions. [2018-12-09 09:16:39,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-09 09:16:39,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:39,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1363 states and 1614 transitions. [2018-12-09 09:16:39,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1614 transitions. [2018-12-09 09:16:39,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2018-12-09 09:16:39,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:39,724 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:16:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:39,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1366 states and 1617 transitions. [2018-12-09 09:16:39,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1617 transitions. [2018-12-09 09:16:39,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-09 09:16:39,933 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:39,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:40,006 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:41,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:41,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1391 states and 1643 transitions. [2018-12-09 09:16:41,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1643 transitions. [2018-12-09 09:16:41,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2018-12-09 09:16:41,138 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:41,202 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:41,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1398 states and 1649 transitions. [2018-12-09 09:16:41,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1649 transitions. [2018-12-09 09:16:41,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-09 09:16:41,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:41,976 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-09 09:16:42,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1399 states and 1650 transitions. [2018-12-09 09:16:42,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1650 transitions. [2018-12-09 09:16:42,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-09 09:16:42,110 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:42,138 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-09 09:16:42,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:42,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1403 states and 1654 transitions. [2018-12-09 09:16:42,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1654 transitions. [2018-12-09 09:16:42,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-09 09:16:42,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:42,589 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:42,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:42,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1407 states and 1661 transitions. [2018-12-09 09:16:42,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 1661 transitions. [2018-12-09 09:16:42,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-09 09:16:42,976 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:42,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:43,095 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:43,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:43,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1410 states and 1665 transitions. [2018-12-09 09:16:43,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1665 transitions. [2018-12-09 09:16:43,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-09 09:16:43,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:43,374 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-09 09:16:43,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1416 states and 1670 transitions. [2018-12-09 09:16:43,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1670 transitions. [2018-12-09 09:16:43,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-09 09:16:43,414 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:43,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:43,672 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:45,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:45,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1489 states and 1756 transitions. [2018-12-09 09:16:45,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1756 transitions. [2018-12-09 09:16:45,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-09 09:16:45,288 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:45,334 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:46,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:46,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1505 states and 1775 transitions. [2018-12-09 09:16:46,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1775 transitions. [2018-12-09 09:16:46,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-12-09 09:16:46,293 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:46,339 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:16:46,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:46,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1780 states to 1511 states and 1780 transitions. [2018-12-09 09:16:46,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1780 transitions. [2018-12-09 09:16:46,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-09 09:16:46,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:46,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:46,673 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2018-12-09 09:16:46,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:46,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1513 states and 1784 transitions. [2018-12-09 09:16:46,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1784 transitions. [2018-12-09 09:16:46,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-09 09:16:46,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:47,045 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:16:47,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:47,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1525 states and 1795 transitions. [2018-12-09 09:16:47,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1795 transitions. [2018-12-09 09:16:47,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-09 09:16:47,382 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:47,419 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 09:16:47,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:47,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1526 states and 1796 transitions. [2018-12-09 09:16:47,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1796 transitions. [2018-12-09 09:16:47,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-09 09:16:47,673 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 09:16:47,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:47,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1529 states and 1799 transitions. [2018-12-09 09:16:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1799 transitions. [2018-12-09 09:16:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-09 09:16:47,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:47,948 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-12-09 09:16:48,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:48,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1533 states and 1803 transitions. [2018-12-09 09:16:48,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1803 transitions. [2018-12-09 09:16:48,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-09 09:16:48,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:48,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:48,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:48,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1839 states to 1564 states and 1839 transitions. [2018-12-09 09:16:48,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1839 transitions. [2018-12-09 09:16:48,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-09 09:16:48,701 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:48,733 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:50,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:50,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1596 states and 1872 transitions. [2018-12-09 09:16:50,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1872 transitions. [2018-12-09 09:16:50,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-09 09:16:50,259 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:50,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:50,291 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:50,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:50,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1603 states and 1878 transitions. [2018-12-09 09:16:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1878 transitions. [2018-12-09 09:16:50,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-09 09:16:50,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:50,765 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 224 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-09 09:16:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1605 states and 1881 transitions. [2018-12-09 09:16:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 1881 transitions. [2018-12-09 09:16:50,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-09 09:16:50,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:50,928 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 09:16:50,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:50,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1608 states and 1883 transitions. [2018-12-09 09:16:50,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 1883 transitions. [2018-12-09 09:16:50,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2018-12-09 09:16:50,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-12-09 09:16:51,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:51,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1612 states and 1886 transitions. [2018-12-09 09:16:51,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 1886 transitions. [2018-12-09 09:16:51,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-09 09:16:51,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:51,548 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 09:16:53,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1754 states and 2041 transitions. [2018-12-09 09:16:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2041 transitions. [2018-12-09 09:16:53,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-09 09:16:53,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:53,511 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 09:16:53,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1788 states and 2077 transitions. [2018-12-09 09:16:53,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2077 transitions. [2018-12-09 09:16:53,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-09 09:16:53,990 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:53,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:54,024 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 09:16:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:54,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1791 states and 2081 transitions. [2018-12-09 09:16:54,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2081 transitions. [2018-12-09 09:16:54,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-09 09:16:54,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 260 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-12-09 09:16:54,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:54,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1807 states and 2097 transitions. [2018-12-09 09:16:54,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2097 transitions. [2018-12-09 09:16:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2018-12-09 09:16:54,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:54,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:54,721 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-09 09:16:54,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:16:54,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1808 states and 2097 transitions. [2018-12-09 09:16:54,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2097 transitions. [2018-12-09 09:16:54,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 09:16:54,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:16:54,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:16:55,809 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:17:03,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:03,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1937 states and 2255 transitions. [2018-12-09 09:17:03,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2255 transitions. [2018-12-09 09:17:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 09:17:03,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:17:07,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:07,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1983 states and 2307 transitions. [2018-12-09 09:17:07,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2307 transitions. [2018-12-09 09:17:07,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 09:17:07,722 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:07,849 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:17:08,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:08,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1992 states and 2315 transitions. [2018-12-09 09:17:08,736 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2315 transitions. [2018-12-09 09:17:08,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 09:17:08,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:08,858 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:17:10,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:10,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 2006 states and 2329 transitions. [2018-12-09 09:17:10,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2329 transitions. [2018-12-09 09:17:10,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2018-12-09 09:17:10,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 236 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:17:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:11,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 2011 states and 2334 transitions. [2018-12-09 09:17:11,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2334 transitions. [2018-12-09 09:17:11,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 09:17:11,208 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:11,858 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:15,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:15,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2063 states and 2402 transitions. [2018-12-09 09:17:15,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2402 transitions. [2018-12-09 09:17:15,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 09:17:15,173 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:15,294 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:16,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:16,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 2069 states and 2409 transitions. [2018-12-09 09:17:16,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2409 transitions. [2018-12-09 09:17:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2018-12-09 09:17:16,008 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:16,046 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 09:17:16,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:16,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 2076 states and 2415 transitions. [2018-12-09 09:17:16,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2415 transitions. [2018-12-09 09:17:16,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 09:17:16,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:16,748 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 09:17:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:18,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2151 states and 2490 transitions. [2018-12-09 09:17:18,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2490 transitions. [2018-12-09 09:17:18,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 09:17:18,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:18,450 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2018-12-09 09:17:18,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2172 states and 2510 transitions. [2018-12-09 09:17:18,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 2510 transitions. [2018-12-09 09:17:18,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 09:17:18,867 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:19,058 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:19,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2174 states and 2512 transitions. [2018-12-09 09:17:19,468 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2512 transitions. [2018-12-09 09:17:19,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-09 09:17:19,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:19,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:20,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:20,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2178 states and 2518 transitions. [2018-12-09 09:17:20,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2518 transitions. [2018-12-09 09:17:20,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-09 09:17:20,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:20,721 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-09 09:17:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:22,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2201 states and 2548 transitions. [2018-12-09 09:17:22,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2548 transitions. [2018-12-09 09:17:22,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2018-12-09 09:17:22,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:22,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:22,401 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 219 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-12-09 09:17:22,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:22,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2551 states to 2204 states and 2551 transitions. [2018-12-09 09:17:22,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 2551 transitions. [2018-12-09 09:17:22,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 09:17:22,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 264 proven. 42 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:23,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2210 states and 2560 transitions. [2018-12-09 09:17:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 2560 transitions. [2018-12-09 09:17:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-09 09:17:23,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:23,475 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 264 proven. 42 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:23,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2211 states and 2561 transitions. [2018-12-09 09:17:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 2561 transitions. [2018-12-09 09:17:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 09:17:23,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:23,961 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 09:17:25,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2238 states and 2596 transitions. [2018-12-09 09:17:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2596 transitions. [2018-12-09 09:17:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 09:17:25,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:25,185 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 09:17:26,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:26,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 2245 states and 2604 transitions. [2018-12-09 09:17:26,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 2604 transitions. [2018-12-09 09:17:26,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 09:17:26,209 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:26,297 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 09:17:26,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:26,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2248 states and 2607 transitions. [2018-12-09 09:17:26,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 2607 transitions. [2018-12-09 09:17:26,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-12-09 09:17:26,751 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:26,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:26,835 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 237 proven. 16 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2018-12-09 09:17:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:27,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2610 states to 2251 states and 2610 transitions. [2018-12-09 09:17:27,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 2610 transitions. [2018-12-09 09:17:27,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2018-12-09 09:17:27,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:27,526 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-09 09:17:34,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:34,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2922 states to 2516 states and 2922 transitions. [2018-12-09 09:17:34,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2516 states and 2922 transitions. [2018-12-09 09:17:34,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-09 09:17:34,214 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 09:17:34,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:34,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2528 states and 2934 transitions. [2018-12-09 09:17:34,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2528 states and 2934 transitions. [2018-12-09 09:17:34,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-09 09:17:34,325 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:34,364 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2018-12-09 09:17:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2936 states to 2531 states and 2936 transitions. [2018-12-09 09:17:35,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 2936 transitions. [2018-12-09 09:17:35,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-09 09:17:35,011 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:35,289 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 09:17:38,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:38,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3018 states to 2604 states and 3018 transitions. [2018-12-09 09:17:38,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 3018 transitions. [2018-12-09 09:17:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2018-12-09 09:17:38,861 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:39,017 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 356 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-09 09:17:41,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:41,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 2639 states and 3056 transitions. [2018-12-09 09:17:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 3056 transitions. [2018-12-09 09:17:41,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 09:17:41,694 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:41,940 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 09:17:43,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:43,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2705 states and 3125 transitions. [2018-12-09 09:17:43,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2705 states and 3125 transitions. [2018-12-09 09:17:43,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 09:17:43,534 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:43,662 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 09:17:44,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:44,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3146 states to 2728 states and 3146 transitions. [2018-12-09 09:17:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3146 transitions. [2018-12-09 09:17:44,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 09:17:44,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:44,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:44,795 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-09 09:17:46,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:46,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 2865 states and 3288 transitions. [2018-12-09 09:17:46,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 3288 transitions. [2018-12-09 09:17:46,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 09:17:46,348 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:46,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:50,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:50,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 2894 states and 3325 transitions. [2018-12-09 09:17:50,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2894 states and 3325 transitions. [2018-12-09 09:17:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 09:17:50,370 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:50,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:50,542 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:53,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:53,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 2909 states and 3343 transitions. [2018-12-09 09:17:53,599 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 3343 transitions. [2018-12-09 09:17:53,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 09:17:53,601 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:53,742 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:57,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3355 states to 2920 states and 3355 transitions. [2018-12-09 09:17:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 3355 transitions. [2018-12-09 09:17:57,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2018-12-09 09:17:57,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:57,473 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 391 proven. 83 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-09 09:17:58,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:17:58,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3359 states to 2925 states and 3359 transitions. [2018-12-09 09:17:58,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2925 states and 3359 transitions. [2018-12-09 09:17:58,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-12-09 09:17:58,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:17:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:17:58,560 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 626 trivial. 0 not checked. [2018-12-09 09:18:02,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:18:02,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 3008 states and 3446 transitions. [2018-12-09 09:18:02,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3008 states and 3446 transitions. [2018-12-09 09:18:02,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-09 09:18:02,187 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:18:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:18:02,299 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 12 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2018-12-09 09:18:02,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:18:02,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3450 states to 3012 states and 3450 transitions. [2018-12-09 09:18:02,697 INFO L276 IsEmpty]: Start isEmpty. Operand 3012 states and 3450 transitions. [2018-12-09 09:18:02,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 09:18:02,699 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 09:18:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:18:03,630 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 73 proven. 402 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-09 09:18:14,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 09:18:14,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 3078 states and 3540 transitions. [2018-12-09 09:18:14,710 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 3540 transitions. [2018-12-09 09:18:14,711 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:18:14,711 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 133 iterations. [2018-12-09 09:18:14,718 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 09:18:14,875 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 23 [2018-12-09 09:18:14,982 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 23 [2018-12-09 09:18:15,147 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 23 [2018-12-09 09:18:15,307 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 23 [2018-12-09 09:18:15,424 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 23 [2018-12-09 09:18:15,853 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 23 [2018-12-09 09:18:15,967 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 23 [2018-12-09 09:18:16,620 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 23 [2018-12-09 09:18:16,743 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-12-09 09:18:16,858 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-12-09 09:18:17,117 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 23 [2018-12-09 09:18:17,257 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 23 [2018-12-09 09:18:17,458 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 23 [2018-12-09 09:18:17,712 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 23 [2018-12-09 09:18:17,911 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 23 [2018-12-09 09:18:18,106 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-12-09 09:18:18,237 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 23 [2018-12-09 09:18:18,351 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 23 [2018-12-09 09:18:18,552 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 23 [2018-12-09 09:18:18,845 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-12-09 09:18:19,287 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 23 [2018-12-09 09:18:19,527 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 23 [2018-12-09 09:18:19,655 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 23 [2018-12-09 09:18:19,849 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 23 [2018-12-09 09:18:20,025 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 23 [2018-12-09 09:18:20,521 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 23 [2018-12-09 09:18:20,645 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 23 [2018-12-09 09:18:20,824 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 23 [2018-12-09 09:18:21,203 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-12-09 09:18:21,321 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 23 [2018-12-09 09:18:21,772 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 23 [2018-12-09 09:18:21,884 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 23 [2018-12-09 09:18:22,001 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 23 [2018-12-09 09:18:22,196 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 23 [2018-12-09 09:18:22,445 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 09:18:22,446 INFO L583 CodeCheckObserver]: Invariant with dag size 23 [2018-12-09 09:18:22,453 INFO L583 CodeCheckObserver]: Invariant with dag size 23 [2018-12-09 09:18:22,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 09:18:22 ImpRootNode [2018-12-09 09:18:22,454 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 09:18:22,454 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:18:22,454 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:18:22,454 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:18:22,455 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:16:02" (3/4) ... [2018-12-09 09:18:22,458 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:18:22,471 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-09 09:18:22,472 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-09 09:18:22,473 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-09 09:18:22,474 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 09:18:22,546 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_a10905da-c65e-4627-81de-ac7e15b5b4d8/bin-2019/ukojak/witness.graphml [2018-12-09 09:18:22,546 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:18:22,546 INFO L168 Benchmark]: Toolchain (without parser) took 141810.56 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.6 GB). Free memory was 950.6 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 558.2 MB. Max. memory is 11.5 GB. [2018-12-09 09:18:22,547 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:18:22,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 320.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -148.8 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-12-09 09:18:22,547 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.21 ms. Allocated memory is still 1.1 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. [2018-12-09 09:18:22,547 INFO L168 Benchmark]: Boogie Preprocessor took 28.81 ms. Allocated memory is still 1.1 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. [2018-12-09 09:18:22,547 INFO L168 Benchmark]: RCFGBuilder took 1042.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 870.0 MB in the end (delta: 218.7 MB). Peak memory consumption was 218.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:18:22,548 INFO L168 Benchmark]: CodeCheck took 140284.80 ms. Allocated memory was 1.1 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 870.0 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-09 09:18:22,548 INFO L168 Benchmark]: Witness Printer took 91.80 ms. Allocated memory is still 2.6 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:18:22,549 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 132.5s OverallTime, 133 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -2121323980 SDtfs, 1616774262 SDslu, -1956086452 SDs, 0 SdLazy, -751973218 SolverSat, 1981185500 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 402.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 179974 GetRequests, 175270 SyntacticMatches, 3390 SemanticMatches, 1314 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1265824 ImplicationChecksByTransitivity, 113.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.4s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 27190 NumberOfCodeBlocks, 27190 NumberOfCodeBlocksAsserted, 132 NumberOfCheckSat, 27058 ConstructedInterpolants, 0 QuantifiedInterpolants, 25390121 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 132 InterpolantComputations, 99 PerfectInterpolantSequences, 27368/29090 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: 517]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (((a25 == 1 || !(a11 == 1)) || a17 == 8) || !(a28 == 7) || (!(a17 == 7) && a21 == 1)) || !(a19 == 1) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((a25 == 1 || a17 == 8) || !(a11 == 1)) || !(a28 == 7) || (!(a17 == 7) && a21 == 1)) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 320.19 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -148.8 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.21 ms. Allocated memory is still 1.1 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. * Boogie Preprocessor took 28.81 ms. Allocated memory is still 1.1 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 1042.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 870.0 MB in the end (delta: 218.7 MB). Peak memory consumption was 218.7 MB. Max. memory is 11.5 GB. * CodeCheck took 140284.80 ms. Allocated memory was 1.1 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 870.0 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 91.80 ms. Allocated memory is still 2.6 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...