./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label24_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_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/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 ae8b9d15518dcb8efb3092579c510710d5de6c08 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-01 18:34:04,280 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 18:34:04,282 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 18:34:04,289 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 18:34:04,289 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 18:34:04,290 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 18:34:04,290 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 18:34:04,292 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 18:34:04,293 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 18:34:04,293 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 18:34:04,294 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 18:34:04,294 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 18:34:04,295 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 18:34:04,296 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 18:34:04,297 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 18:34:04,297 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 18:34:04,298 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 18:34:04,299 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 18:34:04,300 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 18:34:04,301 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 18:34:04,302 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 18:34:04,303 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 18:34:04,304 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 18:34:04,305 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 18:34:04,305 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 18:34:04,305 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 18:34:04,306 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 18:34:04,307 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 18:34:04,307 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 18:34:04,308 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 18:34:04,308 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 18:34:04,309 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 18:34:04,309 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 18:34:04,309 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 18:34:04,309 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 18:34:04,310 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 18:34:04,310 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 18:34:04,320 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 18:34:04,320 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 18:34:04,321 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 18:34:04,321 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 18:34:04,322 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 18:34:04,322 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 18:34:04,322 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 18:34:04,322 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 18:34:04,322 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 18:34:04,322 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 18:34:04,322 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 18:34:04,322 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 18:34:04,323 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 18:34:04,323 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 18:34:04,323 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 18:34:04,323 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 18:34:04,323 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 18:34:04,323 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 18:34:04,323 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 18:34:04,323 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 18:34:04,323 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 18:34:04,324 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 18:34:04,324 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 18:34:04,324 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 18:34:04,324 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 18:34:04,324 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 18:34:04,324 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 18:34:04,324 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 18:34:04,324 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 18:34:04,324 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_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/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 -> ae8b9d15518dcb8efb3092579c510710d5de6c08 [2018-12-01 18:34:04,346 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 18:34:04,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 18:34:04,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 18:34:04,356 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 18:34:04,356 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 18:34:04,356 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c [2018-12-01 18:34:04,399 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/data/0b986539f/703ecf76165545b09e775405728035a8/FLAG256a85e6c [2018-12-01 18:34:04,908 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 18:34:04,909 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/sv-benchmarks/c/eca-rers2012/Problem02_label24_true-unreach-call_false-termination.c [2018-12-01 18:34:04,915 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/data/0b986539f/703ecf76165545b09e775405728035a8/FLAG256a85e6c [2018-12-01 18:34:05,425 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/data/0b986539f/703ecf76165545b09e775405728035a8 [2018-12-01 18:34:05,427 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 18:34:05,428 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 18:34:05,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 18:34:05,428 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 18:34:05,431 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 18:34:05,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cecaa61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05, skipping insertion in model container [2018-12-01 18:34:05,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 18:34:05,467 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 18:34:05,655 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:34:05,658 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 18:34:05,762 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:34:05,772 INFO L195 MainTranslator]: Completed translation [2018-12-01 18:34:05,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05 WrapperNode [2018-12-01 18:34:05,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 18:34:05,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 18:34:05,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 18:34:05,773 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 18:34:05,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 18:34:05,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 18:34:05,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 18:34:05,823 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 18:34:05,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,859 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... [2018-12-01 18:34:05,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 18:34:05,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 18:34:05,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 18:34:05,865 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 18:34:05,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:34:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/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 [2018-12-01 18:34:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 18:34:05,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 18:34:06,944 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 18:34:06,944 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-01 18:34:06,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:34:06 BoogieIcfgContainer [2018-12-01 18:34:06,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 18:34:06,945 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 18:34:06,946 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 18:34:06,954 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 18:34:06,955 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:34:06" (1/1) ... [2018-12-01 18:34:06,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 18:34:06,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:06,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-01 18:34:06,995 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-01 18:34:06,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-01 18:34:06,998 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:07,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:07,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:07,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 163 states and 251 transitions. [2018-12-01 18:34:07,501 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 251 transitions. [2018-12-01 18:34:07,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-01 18:34:07,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:07,628 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:07,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:07,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 241 states and 341 transitions. [2018-12-01 18:34:07,982 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 341 transitions. [2018-12-01 18:34:07,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-12-01 18:34:07,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:08,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:08,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:08,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 320 states and 430 transitions. [2018-12-01 18:34:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 430 transitions. [2018-12-01 18:34:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-01 18:34:08,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:08,422 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:08,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:08,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 329 states and 442 transitions. [2018-12-01 18:34:08,497 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 442 transitions. [2018-12-01 18:34:08,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 18:34:08,498 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:08,522 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:34:08,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:08,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 339 states and 456 transitions. [2018-12-01 18:34:08,667 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 456 transitions. [2018-12-01 18:34:08,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-01 18:34:08,670 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:08,682 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:08,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:08,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 344 states and 461 transitions. [2018-12-01 18:34:08,702 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 461 transitions. [2018-12-01 18:34:08,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-01 18:34:08,703 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:08,809 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:09,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 361 states and 486 transitions. [2018-12-01 18:34:09,316 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 486 transitions. [2018-12-01 18:34:09,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-01 18:34:09,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:09,333 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:09,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:09,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 365 states and 493 transitions. [2018-12-01 18:34:09,504 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 493 transitions. [2018-12-01 18:34:09,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-01 18:34:09,505 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:09,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:09,571 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:09,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:09,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 383 states and 516 transitions. [2018-12-01 18:34:09,869 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 516 transitions. [2018-12-01 18:34:09,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-01 18:34:09,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:34:09,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:09,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 388 states and 522 transitions. [2018-12-01 18:34:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 522 transitions. [2018-12-01 18:34:09,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-01 18:34:09,954 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:09,967 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:10,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:10,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 397 states and 531 transitions. [2018-12-01 18:34:10,057 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 531 transitions. [2018-12-01 18:34:10,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-01 18:34:10,058 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:10,071 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:10,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:10,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 400 states and 533 transitions. [2018-12-01 18:34:10,130 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 533 transitions. [2018-12-01 18:34:10,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 18:34:10,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:10,144 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:10,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 411 states and 547 transitions. [2018-12-01 18:34:10,449 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 547 transitions. [2018-12-01 18:34:10,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-01 18:34:10,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:10,468 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:10,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:10,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 424 states and 566 transitions. [2018-12-01 18:34:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 566 transitions. [2018-12-01 18:34:10,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-01 18:34:10,899 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:10,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:10,921 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:10,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:10,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 427 states and 570 transitions. [2018-12-01 18:34:10,987 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 570 transitions. [2018-12-01 18:34:10,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-01 18:34:10,988 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:11,001 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:11,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 430 states and 574 transitions. [2018-12-01 18:34:11,092 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 574 transitions. [2018-12-01 18:34:11,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-01 18:34:11,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:11,185 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:11,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:11,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 446 states and 595 transitions. [2018-12-01 18:34:11,736 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 595 transitions. [2018-12-01 18:34:11,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-01 18:34:11,737 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:34:12,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:12,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 450 states and 601 transitions. [2018-12-01 18:34:12,120 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 601 transitions. [2018-12-01 18:34:12,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-01 18:34:12,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:12,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:12,144 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:12,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:12,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 470 states and 629 transitions. [2018-12-01 18:34:12,835 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 629 transitions. [2018-12-01 18:34:12,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-01 18:34:12,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:12,856 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:12,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 475 states and 633 transitions. [2018-12-01 18:34:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 633 transitions. [2018-12-01 18:34:12,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-01 18:34:12,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:13,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:13,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 485 states and 649 transitions. [2018-12-01 18:34:13,449 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 649 transitions. [2018-12-01 18:34:13,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-01 18:34:13,449 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:13,467 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:13,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:13,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 488 states and 652 transitions. [2018-12-01 18:34:13,595 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 652 transitions. [2018-12-01 18:34:13,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-01 18:34:13,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:13,607 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:34:13,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:13,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 495 states and 660 transitions. [2018-12-01 18:34:13,705 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 660 transitions. [2018-12-01 18:34:13,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-01 18:34:13,706 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:13,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:13,734 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:13,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:13,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 500 states and 668 transitions. [2018-12-01 18:34:13,895 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 668 transitions. [2018-12-01 18:34:13,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-01 18:34:13,896 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:14,022 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:34:14,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:14,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 530 states and 708 transitions. [2018-12-01 18:34:14,930 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 708 transitions. [2018-12-01 18:34:14,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-01 18:34:14,931 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:14,944 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 18:34:15,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:15,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 535 states and 716 transitions. [2018-12-01 18:34:15,303 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 716 transitions. [2018-12-01 18:34:15,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-01 18:34:15,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:15,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:15,323 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-12-01 18:34:15,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:15,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 537 states and 718 transitions. [2018-12-01 18:34:15,340 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 718 transitions. [2018-12-01 18:34:15,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-01 18:34:15,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:15,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:15,420 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:15,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:15,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 545 states and 730 transitions. [2018-12-01 18:34:15,643 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 730 transitions. [2018-12-01 18:34:15,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-12-01 18:34:15,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:15,655 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-01 18:34:15,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:15,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 550 states and 735 transitions. [2018-12-01 18:34:15,674 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 735 transitions. [2018-12-01 18:34:15,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-01 18:34:15,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:15,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 18:34:17,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:17,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 566 states and 755 transitions. [2018-12-01 18:34:17,272 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 755 transitions. [2018-12-01 18:34:17,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-01 18:34:17,273 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:17,373 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 18:34:19,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:19,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 594 states and 793 transitions. [2018-12-01 18:34:19,196 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 793 transitions. [2018-12-01 18:34:19,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-01 18:34:19,197 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:19,266 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 18:34:19,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:19,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 599 states and 797 transitions. [2018-12-01 18:34:19,433 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 797 transitions. [2018-12-01 18:34:19,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-01 18:34:19,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:19,533 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:34:20,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:20,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 719 states and 927 transitions. [2018-12-01 18:34:20,711 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 927 transitions. [2018-12-01 18:34:20,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-01 18:34:20,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:20,730 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:20,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 752 states and 962 transitions. [2018-12-01 18:34:20,969 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 962 transitions. [2018-12-01 18:34:20,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-01 18:34:20,970 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:20,986 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:21,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:21,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 785 states and 1000 transitions. [2018-12-01 18:34:21,752 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1000 transitions. [2018-12-01 18:34:21,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-01 18:34:21,753 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:21,770 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:21,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 790 states and 1004 transitions. [2018-12-01 18:34:21,875 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1004 transitions. [2018-12-01 18:34:21,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-01 18:34:21,876 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:21,893 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:22,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 793 states and 1007 transitions. [2018-12-01 18:34:22,017 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1007 transitions. [2018-12-01 18:34:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-01 18:34:22,017 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:22,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:22,038 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:22,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:22,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 803 states and 1017 transitions. [2018-12-01 18:34:22,241 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1017 transitions. [2018-12-01 18:34:22,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-01 18:34:22,241 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:22,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:22,270 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:22,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:22,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 806 states and 1019 transitions. [2018-12-01 18:34:22,384 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1019 transitions. [2018-12-01 18:34:22,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 18:34:22,384 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:22,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:22,440 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:22,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:22,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 825 states and 1042 transitions. [2018-12-01 18:34:22,809 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1042 transitions. [2018-12-01 18:34:22,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 18:34:22,810 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:22,845 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:23,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:23,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 830 states and 1047 transitions. [2018-12-01 18:34:23,031 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1047 transitions. [2018-12-01 18:34:23,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 18:34:23,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:23,095 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:23,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 835 states and 1054 transitions. [2018-12-01 18:34:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1054 transitions. [2018-12-01 18:34:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 18:34:23,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:23,297 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:23,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:23,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 839 states and 1060 transitions. [2018-12-01 18:34:23,569 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1060 transitions. [2018-12-01 18:34:23,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 18:34:23,570 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:23,605 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:23,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:23,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 842 states and 1062 transitions. [2018-12-01 18:34:23,785 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1062 transitions. [2018-12-01 18:34:23,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 18:34:23,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:23,822 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:24,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:24,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 846 states and 1065 transitions. [2018-12-01 18:34:24,098 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1065 transitions. [2018-12-01 18:34:24,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 18:34:24,099 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:24,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 847 states and 1065 transitions. [2018-12-01 18:34:24,218 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1065 transitions. [2018-12-01 18:34:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-01 18:34:24,219 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:24,246 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 18:34:24,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:24,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 848 states and 1066 transitions. [2018-12-01 18:34:24,318 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1066 transitions. [2018-12-01 18:34:24,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-01 18:34:24,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:24,339 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:34:24,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:24,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 849 states and 1067 transitions. [2018-12-01 18:34:24,450 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1067 transitions. [2018-12-01 18:34:24,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-12-01 18:34:24,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:24,525 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 67 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-01 18:34:24,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:24,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 853 states and 1074 transitions. [2018-12-01 18:34:24,942 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1074 transitions. [2018-12-01 18:34:24,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 18:34:24,942 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:24,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:25,020 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 71 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:34:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:26,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 877 states and 1106 transitions. [2018-12-01 18:34:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1106 transitions. [2018-12-01 18:34:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-01 18:34:26,034 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:26,112 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 71 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:34:26,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:26,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 882 states and 1110 transitions. [2018-12-01 18:34:26,315 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1110 transitions. [2018-12-01 18:34:26,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-01 18:34:26,316 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 75 proven. 3 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 18:34:32,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:32,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 913 states and 1149 transitions. [2018-12-01 18:34:32,278 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1149 transitions. [2018-12-01 18:34:32,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-01 18:34:32,279 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:32,294 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 18:34:32,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:32,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 915 states and 1151 transitions. [2018-12-01 18:34:32,475 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1151 transitions. [2018-12-01 18:34:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-01 18:34:32,476 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:32,558 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:33,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:33,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 954 states and 1193 transitions. [2018-12-01 18:34:33,212 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1193 transitions. [2018-12-01 18:34:33,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-01 18:34:33,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:33,234 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 78 proven. 8 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-01 18:34:33,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:33,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 956 states and 1195 transitions. [2018-12-01 18:34:33,446 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1195 transitions. [2018-12-01 18:34:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 18:34:33,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:33,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:33,478 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:33,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:33,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 970 states and 1211 transitions. [2018-12-01 18:34:33,519 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1211 transitions. [2018-12-01 18:34:33,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 18:34:33,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:33,562 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:34,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:34,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 989 states and 1231 transitions. [2018-12-01 18:34:34,096 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1231 transitions. [2018-12-01 18:34:34,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 18:34:34,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:34,127 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:34,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:34,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 991 states and 1232 transitions. [2018-12-01 18:34:34,276 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1232 transitions. [2018-12-01 18:34:34,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-01 18:34:34,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:34,309 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:34,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:34,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1001 states and 1241 transitions. [2018-12-01 18:34:34,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1241 transitions. [2018-12-01 18:34:34,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 18:34:34,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:37,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:37,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1056 states and 1302 transitions. [2018-12-01 18:34:37,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1302 transitions. [2018-12-01 18:34:37,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-01 18:34:37,104 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:37,134 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-01 18:34:37,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:37,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1059 states and 1310 transitions. [2018-12-01 18:34:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1059 states and 1310 transitions. [2018-12-01 18:34:37,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-12-01 18:34:37,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:37,361 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:34:37,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:37,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1097 states and 1352 transitions. [2018-12-01 18:34:37,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 1352 transitions. [2018-12-01 18:34:37,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-01 18:34:37,748 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:37,770 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:34:38,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:38,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1125 states and 1380 transitions. [2018-12-01 18:34:38,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1380 transitions. [2018-12-01 18:34:38,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:34:38,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:38,587 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-12-01 18:34:42,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:42,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1179 states and 1433 transitions. [2018-12-01 18:34:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1433 transitions. [2018-12-01 18:34:42,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:34:42,602 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:42,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:42,622 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:34:43,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1184 states and 1440 transitions. [2018-12-01 18:34:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1440 transitions. [2018-12-01 18:34:43,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:34:43,037 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:43,057 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:34:43,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:43,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1185 states and 1441 transitions. [2018-12-01 18:34:43,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1441 transitions. [2018-12-01 18:34:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:34:43,290 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:43,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:43,309 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:34:43,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:43,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1186 states and 1442 transitions. [2018-12-01 18:34:43,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 1442 transitions. [2018-12-01 18:34:43,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:34:43,597 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:43,680 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 18:34:44,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:44,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 1219 states and 1476 transitions. [2018-12-01 18:34:44,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1476 transitions. [2018-12-01 18:34:44,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:34:44,115 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:44,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:44,195 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 18:34:45,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:45,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1231 states and 1492 transitions. [2018-12-01 18:34:45,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1492 transitions. [2018-12-01 18:34:45,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-01 18:34:45,326 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 84 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 18:34:45,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:45,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1239 states and 1498 transitions. [2018-12-01 18:34:45,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1498 transitions. [2018-12-01 18:34:45,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-01 18:34:45,971 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:46,053 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:34:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:46,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1262 states and 1526 transitions. [2018-12-01 18:34:46,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1526 transitions. [2018-12-01 18:34:46,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-01 18:34:46,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:46,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:46,643 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:34:47,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:47,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1290 states and 1556 transitions. [2018-12-01 18:34:47,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1556 transitions. [2018-12-01 18:34:47,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-01 18:34:47,221 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:47,304 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:34:47,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:47,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1304 states and 1570 transitions. [2018-12-01 18:34:47,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1570 transitions. [2018-12-01 18:34:47,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-01 18:34:47,357 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:47,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:47,448 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-01 18:34:47,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:47,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1312 states and 1577 transitions. [2018-12-01 18:34:47,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1577 transitions. [2018-12-01 18:34:47,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-01 18:34:47,661 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:47,678 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-01 18:34:47,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:47,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1321 states and 1586 transitions. [2018-12-01 18:34:47,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1586 transitions. [2018-12-01 18:34:47,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-01 18:34:47,712 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 18:34:49,354 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 43 [2018-12-01 18:34:51,005 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2018-12-01 18:34:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:54,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1376 states and 1642 transitions. [2018-12-01 18:34:54,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1642 transitions. [2018-12-01 18:34:54,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-01 18:34:54,195 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:54,268 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 18:34:54,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:54,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1384 states and 1651 transitions. [2018-12-01 18:34:54,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1651 transitions. [2018-12-01 18:34:54,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-01 18:34:54,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 18:34:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:55,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1389 states and 1655 transitions. [2018-12-01 18:34:55,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1389 states and 1655 transitions. [2018-12-01 18:34:55,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-01 18:34:55,341 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:55,408 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 18:34:55,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:55,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1397 states and 1662 transitions. [2018-12-01 18:34:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 1662 transitions. [2018-12-01 18:34:55,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-01 18:34:55,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:55,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:34:56,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:56,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1412 states and 1684 transitions. [2018-12-01 18:34:56,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1684 transitions. [2018-12-01 18:34:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-01 18:34:56,596 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:56,614 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:34:56,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:56,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1415 states and 1686 transitions. [2018-12-01 18:34:56,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1686 transitions. [2018-12-01 18:34:56,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-01 18:34:56,918 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:56,942 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-01 18:34:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1692 states to 1420 states and 1692 transitions. [2018-12-01 18:34:57,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1692 transitions. [2018-12-01 18:34:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-01 18:34:57,093 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:57,178 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:58,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:58,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1742 states to 1463 states and 1742 transitions. [2018-12-01 18:34:58,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1742 transitions. [2018-12-01 18:34:58,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-01 18:34:58,391 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:58,486 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:58,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:58,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1472 states and 1749 transitions. [2018-12-01 18:34:58,929 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 1749 transitions. [2018-12-01 18:34:58,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-01 18:34:58,930 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:58,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:59,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:59,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1475 states and 1751 transitions. [2018-12-01 18:34:59,112 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 1751 transitions. [2018-12-01 18:34:59,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-01 18:34:59,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:59,192 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:34:59,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 1480 states and 1756 transitions. [2018-12-01 18:34:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1756 transitions. [2018-12-01 18:34:59,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-01 18:34:59,472 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:59,492 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-12-01 18:34:59,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:34:59,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 1484 states and 1759 transitions. [2018-12-01 18:34:59,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1759 transitions. [2018-12-01 18:34:59,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-01 18:34:59,623 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:34:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:34:59,647 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:35:00,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:00,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1507 states and 1786 transitions. [2018-12-01 18:35:00,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1786 transitions. [2018-12-01 18:35:00,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-12-01 18:35:00,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:35:00,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:00,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 1518 states and 1796 transitions. [2018-12-01 18:35:00,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1796 transitions. [2018-12-01 18:35:00,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 18:35:00,594 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:00,688 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:35:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:01,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 1533 states and 1816 transitions. [2018-12-01 18:35:01,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1816 transitions. [2018-12-01 18:35:01,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-12-01 18:35:01,660 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:35:02,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1836 states to 1555 states and 1836 transitions. [2018-12-01 18:35:02,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1836 transitions. [2018-12-01 18:35:02,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-01 18:35:02,416 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:02,443 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 18:35:03,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:03,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1603 states and 1889 transitions. [2018-12-01 18:35:03,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1889 transitions. [2018-12-01 18:35:03,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-01 18:35:03,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:03,651 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-01 18:35:04,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:04,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1621 states and 1905 transitions. [2018-12-01 18:35:04,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1905 transitions. [2018-12-01 18:35:04,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-12-01 18:35:04,223 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:04,246 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-01 18:35:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:04,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1642 states and 1930 transitions. [2018-12-01 18:35:04,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 1930 transitions. [2018-12-01 18:35:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-01 18:35:04,844 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:04,881 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 18:35:07,714 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2018-12-01 18:35:13,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:13,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1713 states and 2012 transitions. [2018-12-01 18:35:13,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2012 transitions. [2018-12-01 18:35:13,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-01 18:35:13,085 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:13,127 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 9 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-12-01 18:35:13,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1721 states and 2018 transitions. [2018-12-01 18:35:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2018 transitions. [2018-12-01 18:35:13,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-01 18:35:13,758 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:13,777 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-01 18:35:14,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:14,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1740 states and 2038 transitions. [2018-12-01 18:35:14,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2038 transitions. [2018-12-01 18:35:14,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-01 18:35:14,070 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:14,959 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:35:16,902 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2018-12-01 18:35:20,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:20,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1765 states and 2065 transitions. [2018-12-01 18:35:20,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2065 transitions. [2018-12-01 18:35:20,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-12-01 18:35:20,321 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:20,411 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:35:22,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:22,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1839 states and 2138 transitions. [2018-12-01 18:35:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2138 transitions. [2018-12-01 18:35:22,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-01 18:35:22,711 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:22,804 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 116 proven. 8 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-01 18:35:23,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:23,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1858 states and 2158 transitions. [2018-12-01 18:35:23,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2158 transitions. [2018-12-01 18:35:23,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 18:35:23,249 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:23,430 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:35:23,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:23,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1862 states and 2164 transitions. [2018-12-01 18:35:23,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2164 transitions. [2018-12-01 18:35:23,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2018-12-01 18:35:23,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:35:25,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:25,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1936 states and 2237 transitions. [2018-12-01 18:35:25,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2237 transitions. [2018-12-01 18:35:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 18:35:25,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:25,800 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 116 proven. 5 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-12-01 18:35:26,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:26,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1969 states and 2272 transitions. [2018-12-01 18:35:26,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2272 transitions. [2018-12-01 18:35:26,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-12-01 18:35:26,369 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:26,497 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:35:30,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:30,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 2008 states and 2315 transitions. [2018-12-01 18:35:30,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 2315 transitions. [2018-12-01 18:35:30,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-12-01 18:35:30,135 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:30,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-01 18:35:30,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:30,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 2030 states and 2337 transitions. [2018-12-01 18:35:30,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2337 transitions. [2018-12-01 18:35:30,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2018-12-01 18:35:30,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 125 proven. 10 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-01 18:35:30,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:30,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 2044 states and 2353 transitions. [2018-12-01 18:35:30,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2353 transitions. [2018-12-01 18:35:30,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-01 18:35:30,526 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:32,409 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-01 18:35:36,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:36,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2136 states and 2447 transitions. [2018-12-01 18:35:36,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2447 transitions. [2018-12-01 18:35:36,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-01 18:35:36,411 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:36,447 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:35:37,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:37,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 2148 states and 2459 transitions. [2018-12-01 18:35:37,577 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 2459 transitions. [2018-12-01 18:35:37,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-01 18:35:37,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:37,619 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:35:38,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2162 states and 2478 transitions. [2018-12-01 18:35:38,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2478 transitions. [2018-12-01 18:35:38,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-01 18:35:38,609 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:38,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:38,635 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 187 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-12-01 18:35:38,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:38,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 2165 states and 2480 transitions. [2018-12-01 18:35:38,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2480 transitions. [2018-12-01 18:35:38,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-01 18:35:38,974 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-01 18:35:39,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:39,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2194 states and 2512 transitions. [2018-12-01 18:35:39,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 2512 transitions. [2018-12-01 18:35:39,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-12-01 18:35:39,513 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:39,554 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 130 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-12-01 18:35:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2195 states and 2513 transitions. [2018-12-01 18:35:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 2513 transitions. [2018-12-01 18:35:39,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 18:35:39,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:40,909 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 18:35:43,958 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-01 18:35:45,631 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2018-12-01 18:35:50,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:35:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2234 states and 2555 transitions. [2018-12-01 18:35:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 2555 transitions. [2018-12-01 18:35:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 18:35:50,719 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:35:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:35:50,811 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 18:35:51,853 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-12-01 18:35:52,469 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 24 [2018-12-01 18:35:52,897 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2018-12-01 18:35:57,804 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-01 18:35:59,072 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 28 [2018-12-01 18:36:02,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:02,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2297 states and 2620 transitions. [2018-12-01 18:36:02,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2620 transitions. [2018-12-01 18:36:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 18:36:02,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:02,933 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 18:36:04,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:04,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2308 states and 2630 transitions. [2018-12-01 18:36:04,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 2630 transitions. [2018-12-01 18:36:04,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-12-01 18:36:04,578 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:04,669 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 18:36:05,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:05,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2313 states and 2634 transitions. [2018-12-01 18:36:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2313 states and 2634 transitions. [2018-12-01 18:36:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-12-01 18:36:05,159 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:05,189 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-01 18:36:05,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:05,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2340 states and 2662 transitions. [2018-12-01 18:36:05,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2340 states and 2662 transitions. [2018-12-01 18:36:05,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-12-01 18:36:05,422 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:05,470 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 173 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-01 18:36:05,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 2341 states and 2664 transitions. [2018-12-01 18:36:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 2664 transitions. [2018-12-01 18:36:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-01 18:36:05,800 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:06,872 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 235 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 18:36:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:12,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2358 states and 2693 transitions. [2018-12-01 18:36:12,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2358 states and 2693 transitions. [2018-12-01 18:36:12,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-01 18:36:12,212 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:12,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:12,401 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 235 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 18:36:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:13,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2695 states to 2362 states and 2695 transitions. [2018-12-01 18:36:13,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 2695 transitions. [2018-12-01 18:36:13,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-12-01 18:36:13,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:13,225 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 235 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 18:36:13,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:13,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 2363 states and 2696 transitions. [2018-12-01 18:36:13,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 2696 transitions. [2018-12-01 18:36:13,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-01 18:36:13,686 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:13,742 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-12-01 18:36:14,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:14,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2391 states and 2725 transitions. [2018-12-01 18:36:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2391 states and 2725 transitions. [2018-12-01 18:36:14,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-01 18:36:14,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:14,882 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 18:36:15,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:15,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2397 states and 2730 transitions. [2018-12-01 18:36:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2397 states and 2730 transitions. [2018-12-01 18:36:15,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2018-12-01 18:36:15,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:15,649 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-12-01 18:36:15,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2398 states and 2731 transitions. [2018-12-01 18:36:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 2731 transitions. [2018-12-01 18:36:15,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 18:36:15,979 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:16,025 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-01 18:36:16,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:16,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2771 states to 2431 states and 2771 transitions. [2018-12-01 18:36:16,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 2771 transitions. [2018-12-01 18:36:16,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-01 18:36:16,843 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:16,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:17,038 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 249 proven. 42 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-01 18:36:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:18,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2433 states and 2774 transitions. [2018-12-01 18:36:18,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 2774 transitions. [2018-12-01 18:36:18,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-01 18:36:18,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:18,713 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:36:19,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:19,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2437 states and 2781 transitions. [2018-12-01 18:36:19,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 2781 transitions. [2018-12-01 18:36:19,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-01 18:36:19,783 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:19,941 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:36:24,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:24,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2449 states and 2795 transitions. [2018-12-01 18:36:24,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 2795 transitions. [2018-12-01 18:36:24,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-01 18:36:24,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:24,541 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 149 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:36:25,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:25,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2454 states and 2799 transitions. [2018-12-01 18:36:25,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2454 states and 2799 transitions. [2018-12-01 18:36:25,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-01 18:36:25,318 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:25,360 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2018-12-01 18:36:28,008 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 29 [2018-12-01 18:36:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:36,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2612 states and 2963 transitions. [2018-12-01 18:36:36,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 2963 transitions. [2018-12-01 18:36:36,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-12-01 18:36:36,164 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:36,217 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-12-01 18:36:36,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:36,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 2667 states and 3019 transitions. [2018-12-01 18:36:36,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3019 transitions. [2018-12-01 18:36:36,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-01 18:36:36,868 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:36:37,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:37,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3031 states to 2671 states and 3031 transitions. [2018-12-01 18:36:37,723 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 3031 transitions. [2018-12-01 18:36:37,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-01 18:36:37,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:37,754 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:36:38,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:38,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 2687 states and 3049 transitions. [2018-12-01 18:36:38,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2687 states and 3049 transitions. [2018-12-01 18:36:38,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-01 18:36:38,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:38,156 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-01 18:36:39,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:39,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 2696 states and 3060 transitions. [2018-12-01 18:36:39,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 3060 transitions. [2018-12-01 18:36:39,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-12-01 18:36:39,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:39,034 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2018-12-01 18:36:39,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:39,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 2699 states and 3062 transitions. [2018-12-01 18:36:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3062 transitions. [2018-12-01 18:36:39,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-01 18:36:39,470 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:39,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:39,543 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-01 18:36:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:39,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 2700 states and 3062 transitions. [2018-12-01 18:36:39,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2700 states and 3062 transitions. [2018-12-01 18:36:39,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-01 18:36:39,789 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:39,839 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-12-01 18:36:40,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:40,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 2701 states and 3062 transitions. [2018-12-01 18:36:40,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 3062 transitions. [2018-12-01 18:36:40,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-01 18:36:40,265 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:40,295 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:36:40,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:40,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 2709 states and 3069 transitions. [2018-12-01 18:36:40,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 3069 transitions. [2018-12-01 18:36:40,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2018-12-01 18:36:40,340 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-01 18:36:40,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:40,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2712 states and 3073 transitions. [2018-12-01 18:36:40,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2712 states and 3073 transitions. [2018-12-01 18:36:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 18:36:40,767 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:40,917 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 261 proven. 4 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-01 18:36:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:41,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 2730 states and 3093 transitions. [2018-12-01 18:36:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3093 transitions. [2018-12-01 18:36:41,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 18:36:41,828 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:41,875 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-12-01 18:36:46,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:46,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 2755 states and 3125 transitions. [2018-12-01 18:36:46,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 3125 transitions. [2018-12-01 18:36:46,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-01 18:36:46,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:46,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:46,692 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-12-01 18:36:53,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:53,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 2807 states and 3182 transitions. [2018-12-01 18:36:53,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 3182 transitions. [2018-12-01 18:36:53,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-01 18:36:53,832 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:53,875 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-01 18:36:54,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:54,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3204 states to 2827 states and 3204 transitions. [2018-12-01 18:36:54,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 3204 transitions. [2018-12-01 18:36:54,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2018-12-01 18:36:54,676 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:54,717 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-12-01 18:36:55,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:55,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 2831 states and 3208 transitions. [2018-12-01 18:36:55,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3208 transitions. [2018-12-01 18:36:55,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 18:36:55,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:55,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:55,726 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-01 18:36:56,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:56,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 2835 states and 3214 transitions. [2018-12-01 18:36:56,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 3214 transitions. [2018-12-01 18:36:56,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2018-12-01 18:36:56,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:56,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:56,918 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 177 proven. 15 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2018-12-01 18:36:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:36:57,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3219 states to 2839 states and 3219 transitions. [2018-12-01 18:36:57,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2839 states and 3219 transitions. [2018-12-01 18:36:57,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 18:36:57,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:36:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:36:57,435 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2018-12-01 18:37:05,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:05,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3297 states to 2911 states and 3297 transitions. [2018-12-01 18:37:05,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2911 states and 3297 transitions. [2018-12-01 18:37:05,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2018-12-01 18:37:05,183 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:05,258 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2018-12-01 18:37:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 2928 states and 3312 transitions. [2018-12-01 18:37:05,829 INFO L276 IsEmpty]: Start isEmpty. Operand 2928 states and 3312 transitions. [2018-12-01 18:37:05,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2018-12-01 18:37:05,831 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:05,957 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 190 proven. 15 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-12-01 18:37:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:07,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 2934 states and 3327 transitions. [2018-12-01 18:37:07,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2934 states and 3327 transitions. [2018-12-01 18:37:07,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:37:07,402 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:07,468 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 248 proven. 15 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-12-01 18:37:08,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:08,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 2936 states and 3329 transitions. [2018-12-01 18:37:08,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2936 states and 3329 transitions. [2018-12-01 18:37:08,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-12-01 18:37:08,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:08,423 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 195 proven. 10 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-01 18:37:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 2980 states and 3372 transitions. [2018-12-01 18:37:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2980 states and 3372 transitions. [2018-12-01 18:37:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-12-01 18:37:09,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:14,180 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-01 18:37:16,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:16,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 2981 states and 3374 transitions. [2018-12-01 18:37:16,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 3374 transitions. [2018-12-01 18:37:16,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 18:37:16,850 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:16,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:16,916 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 354 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 18:37:35,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:35,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 3039 states and 3436 transitions. [2018-12-01 18:37:35,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3039 states and 3436 transitions. [2018-12-01 18:37:35,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 18:37:35,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:35,368 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 354 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 18:37:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 3081 states and 3480 transitions. [2018-12-01 18:37:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 3081 states and 3480 transitions. [2018-12-01 18:37:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 18:37:43,441 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:43,515 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 354 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 18:37:44,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:44,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 3086 states and 3489 transitions. [2018-12-01 18:37:44,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3489 transitions. [2018-12-01 18:37:44,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-01 18:37:44,454 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:44,531 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 354 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 18:37:46,482 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2018-12-01 18:37:47,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:47,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 3105 states and 3507 transitions. [2018-12-01 18:37:47,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3105 states and 3507 transitions. [2018-12-01 18:37:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-01 18:37:47,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-01 18:37:48,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:48,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3132 states and 3535 transitions. [2018-12-01 18:37:48,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 3535 transitions. [2018-12-01 18:37:48,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-01 18:37:48,791 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:52,718 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 428 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-01 18:37:56,883 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2018-12-01 18:37:59,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:37:59,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 3174 states and 3582 transitions. [2018-12-01 18:37:59,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 3582 transitions. [2018-12-01 18:37:59,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2018-12-01 18:37:59,615 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:37:59,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:37:59,669 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2018-12-01 18:38:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:00,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 3193 states and 3600 transitions. [2018-12-01 18:38:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 3600 transitions. [2018-12-01 18:38:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2018-12-01 18:38:00,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:01,199 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 351 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-01 18:38:03,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3615 states to 3203 states and 3615 transitions. [2018-12-01 18:38:03,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3203 states and 3615 transitions. [2018-12-01 18:38:03,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-01 18:38:03,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 267 proven. 8 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-12-01 18:38:07,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:07,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3324 states and 3743 transitions. [2018-12-01 18:38:07,670 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 3743 transitions. [2018-12-01 18:38:07,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-01 18:38:07,672 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:07,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:07,751 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 267 proven. 8 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-12-01 18:38:12,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3795 states to 3377 states and 3795 transitions. [2018-12-01 18:38:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 3795 transitions. [2018-12-01 18:38:12,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-01 18:38:12,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:12,516 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 267 proven. 8 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-12-01 18:38:14,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:14,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3431 states and 3849 transitions. [2018-12-01 18:38:14,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 3849 transitions. [2018-12-01 18:38:14,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-01 18:38:14,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:14,646 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 267 proven. 8 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-12-01 18:38:19,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:19,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3896 states to 3478 states and 3896 transitions. [2018-12-01 18:38:19,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3478 states and 3896 transitions. [2018-12-01 18:38:19,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-01 18:38:19,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 267 proven. 8 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2018-12-01 18:38:19,999 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-01 18:38:22,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:22,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3897 states to 3480 states and 3897 transitions. [2018-12-01 18:38:22,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3480 states and 3897 transitions. [2018-12-01 18:38:22,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-01 18:38:22,342 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:22,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:22,451 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 378 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-01 18:38:22,914 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 27 [2018-12-01 18:38:26,800 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 23 [2018-12-01 18:38:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:28,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3958 states to 3539 states and 3958 transitions. [2018-12-01 18:38:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 3539 states and 3958 transitions. [2018-12-01 18:38:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-01 18:38:28,315 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 378 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-01 18:38:28,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:28,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3962 states to 3544 states and 3962 transitions. [2018-12-01 18:38:28,745 INFO L276 IsEmpty]: Start isEmpty. Operand 3544 states and 3962 transitions. [2018-12-01 18:38:28,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2018-12-01 18:38:28,747 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:28,858 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 378 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-01 18:38:29,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:29,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 3549 states and 3966 transitions. [2018-12-01 18:38:29,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3549 states and 3966 transitions. [2018-12-01 18:38:29,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-01 18:38:29,181 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:29,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:29,252 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 401 proven. 4 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-01 18:38:29,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:29,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3551 states and 3968 transitions. [2018-12-01 18:38:29,651 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 3968 transitions. [2018-12-01 18:38:29,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-01 18:38:29,653 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:29,734 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 300 proven. 8 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2018-12-01 18:38:29,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 3589 states and 4005 transitions. [2018-12-01 18:38:29,877 INFO L276 IsEmpty]: Start isEmpty. Operand 3589 states and 4005 transitions. [2018-12-01 18:38:29,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-12-01 18:38:29,879 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:30,383 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 377 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-12-01 18:38:32,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:32,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4012 states to 3595 states and 4012 transitions. [2018-12-01 18:38:32,105 INFO L276 IsEmpty]: Start isEmpty. Operand 3595 states and 4012 transitions. [2018-12-01 18:38:32,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-01 18:38:32,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:32,424 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 370 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2018-12-01 18:38:34,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 3616 states and 4035 transitions. [2018-12-01 18:38:34,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3616 states and 4035 transitions. [2018-12-01 18:38:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-01 18:38:34,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:34,689 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-01 18:38:37,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:37,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4057 states to 3636 states and 4057 transitions. [2018-12-01 18:38:37,030 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 4057 transitions. [2018-12-01 18:38:37,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-01 18:38:37,031 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:37,094 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 411 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-12-01 18:38:39,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:39,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 3668 states and 4088 transitions. [2018-12-01 18:38:39,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 4088 transitions. [2018-12-01 18:38:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-01 18:38:39,328 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:39,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:39,850 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2018-12-01 18:38:41,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:41,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 3746 states and 4168 transitions. [2018-12-01 18:38:41,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3746 states and 4168 transitions. [2018-12-01 18:38:41,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-12-01 18:38:41,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:41,553 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2018-12-01 18:38:41,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:41,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4168 states to 3747 states and 4168 transitions. [2018-12-01 18:38:41,857 INFO L276 IsEmpty]: Start isEmpty. Operand 3747 states and 4168 transitions. [2018-12-01 18:38:41,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-01 18:38:41,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:41,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:42,667 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 474 proven. 8 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-01 18:38:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4203 states to 3774 states and 4203 transitions. [2018-12-01 18:38:49,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3774 states and 4203 transitions. [2018-12-01 18:38:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2018-12-01 18:38:49,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:49,347 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 474 proven. 8 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-12-01 18:38:50,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:50,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4207 states to 3777 states and 4207 transitions. [2018-12-01 18:38:50,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3777 states and 4207 transitions. [2018-12-01 18:38:50,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-01 18:38:50,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:51,161 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-01 18:38:56,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:56,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4272 states to 3843 states and 4272 transitions. [2018-12-01 18:38:56,582 INFO L276 IsEmpty]: Start isEmpty. Operand 3843 states and 4272 transitions. [2018-12-01 18:38:56,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-12-01 18:38:56,584 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:56,997 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-01 18:38:57,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4274 states to 3846 states and 4274 transitions. [2018-12-01 18:38:57,565 INFO L276 IsEmpty]: Start isEmpty. Operand 3846 states and 4274 transitions. [2018-12-01 18:38:57,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 18:38:57,567 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:57,646 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 474 proven. 8 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-01 18:38:58,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:58,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4327 states to 3899 states and 4327 transitions. [2018-12-01 18:38:58,004 INFO L276 IsEmpty]: Start isEmpty. Operand 3899 states and 4327 transitions. [2018-12-01 18:38:58,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-01 18:38:58,006 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:58,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:58,081 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 474 proven. 8 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2018-12-01 18:38:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:38:59,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 3907 states and 4334 transitions. [2018-12-01 18:38:59,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3907 states and 4334 transitions. [2018-12-01 18:38:59,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2018-12-01 18:38:59,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:38:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:38:59,691 INFO L134 CoverageAnalysis]: Checked inductivity of 558 backedges. 447 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-12-01 18:39:00,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:39:00,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 3981 states and 4407 transitions. [2018-12-01 18:39:00,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4407 transitions. [2018-12-01 18:39:00,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2018-12-01 18:39:00,683 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:39:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:39:00,985 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 495 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2018-12-01 18:39:01,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:39:01,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4409 states to 3982 states and 4409 transitions. [2018-12-01 18:39:01,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3982 states and 4409 transitions. [2018-12-01 18:39:01,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-12-01 18:39:01,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:39:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:39:01,732 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 510 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-12-01 18:39:02,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:39:02,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4447 states to 4017 states and 4447 transitions. [2018-12-01 18:39:02,853 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 4447 transitions. [2018-12-01 18:39:02,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-12-01 18:39:02,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:39:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:39:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 510 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2018-12-01 18:39:05,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:39:05,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4488 states to 4061 states and 4488 transitions. [2018-12-01 18:39:05,709 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 4488 transitions. [2018-12-01 18:39:05,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 18:39:05,713 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:39:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:39:05,807 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-01 18:39:09,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:39:09,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4502 states to 4075 states and 4502 transitions. [2018-12-01 18:39:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 4502 transitions. [2018-12-01 18:39:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2018-12-01 18:39:09,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:39:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:39:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 589 backedges. 104 proven. 27 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2018-12-01 18:39:10,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:39:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4504 states to 4078 states and 4504 transitions. [2018-12-01 18:39:10,615 INFO L276 IsEmpty]: Start isEmpty. Operand 4078 states and 4504 transitions. [2018-12-01 18:39:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-01 18:39:10,617 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:39:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:39:11,391 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 75 proven. 400 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2018-12-01 18:39:21,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:39:21,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 4135 states and 4573 transitions. [2018-12-01 18:39:21,382 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 4573 transitions. [2018-12-01 18:39:21,430 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-01 18:39:21,430 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 190 iterations. [2018-12-01 18:39:21,437 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-01 18:39:21,627 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 42 [2018-12-01 18:39:21,759 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:22,009 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2018-12-01 18:39:22,231 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 17 [2018-12-01 18:39:22,391 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-01 18:39:22,587 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:22,786 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-01 18:39:22,960 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2018-12-01 18:39:23,170 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2018-12-01 18:39:23,367 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-01 18:39:23,563 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:23,696 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:23,827 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:23,931 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-12-01 18:39:24,083 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2018-12-01 18:39:24,248 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2018-12-01 18:39:24,369 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2018-12-01 18:39:24,586 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 18:39:24,788 WARN L180 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 17 [2018-12-01 18:39:24,923 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:25,050 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 17 [2018-12-01 18:39:25,170 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:25,416 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 56 [2018-12-01 18:39:25,652 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:25,757 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-12-01 18:39:25,928 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-12-01 18:39:26,077 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-12-01 18:39:26,244 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-12-01 18:39:26,365 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-01 18:39:26,515 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-12-01 18:39:26,639 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-01 18:39:26,887 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-12-01 18:39:27,006 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-01 18:39:27,329 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 48 [2018-12-01 18:39:27,516 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 17 [2018-12-01 18:39:27,644 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-01 18:39:27,811 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-01 18:39:27,944 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-12-01 18:39:28,173 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:28,368 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 17 [2018-12-01 18:39:28,502 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-01 18:39:28,888 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-12-01 18:39:29,059 WARN L180 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-01 18:39:29,238 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-01 18:39:29,503 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 17 [2018-12-01 18:39:29,643 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:29,839 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-12-01 18:39:29,976 WARN L180 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2018-12-01 18:39:30,177 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 42 [2018-12-01 18:39:30,378 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 17 [2018-12-01 18:39:30,509 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-01 18:39:30,630 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-01 18:39:30,790 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2018-12-01 18:39:30,972 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 17 [2018-12-01 18:39:31,251 WARN L180 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 48 [2018-12-01 18:39:31,562 WARN L180 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-01 18:39:31,563 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-01 18:39:31,565 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-01 18:39:31,570 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-01 18:39:31,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:39:31 ImpRootNode [2018-12-01 18:39:31,571 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 18:39:31,571 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 18:39:31,571 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 18:39:31,571 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 18:39:31,572 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:34:06" (3/4) ... [2018-12-01 18:39:31,574 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-01 18:39:31,586 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-01 18:39:31,587 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-12-01 18:39:31,587 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-01 18:39:31,588 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-01 18:39:31,662 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_28ce6145-46f1-46f4-93b0-3fbf4fc426f6/bin-2019/ukojak/witness.graphml [2018-12-01 18:39:31,662 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 18:39:31,662 INFO L168 Benchmark]: Toolchain (without parser) took 326235.33 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 944.2 MB in the beginning and 1.3 GB in the end (delta: -355.2 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-12-01 18:39:31,663 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 18:39:31,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 344.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 66.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -107.1 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-12-01 18:39:31,663 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-12-01 18:39:31,663 INFO L168 Benchmark]: Boogie Preprocessor took 41.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. [2018-12-01 18:39:31,663 INFO L168 Benchmark]: RCFGBuilder took 1080.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 821.7 MB in the end (delta: 218.5 MB). Peak memory consumption was 218.5 MB. Max. memory is 11.5 GB. [2018-12-01 18:39:31,664 INFO L168 Benchmark]: CodeCheck took 324625.47 ms. Allocated memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 821.7 MB in the beginning and 1.3 GB in the end (delta: -508.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. [2018-12-01 18:39:31,664 INFO L168 Benchmark]: Witness Printer took 90.67 ms. Allocated memory is still 2.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. [2018-12-01 18:39:31,666 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, 314.4s OverallTime, 190 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -1073127420 SDtfs, 1364862122 SDslu, -2143678184 SDs, 0 SdLazy, -608769512 SolverSat, 1734576282 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1103.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 250026 GetRequests, 242572 SyntacticMatches, 5700 SemanticMatches, 1754 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2278890 ImplicationChecksByTransitivity, 280.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.6s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 25.8s InterpolantComputationTime, 38129 NumberOfCodeBlocks, 38129 NumberOfCodeBlocksAsserted, 189 NumberOfCheckSat, 37940 ConstructedInterpolants, 0 QuantifiedInterpolants, 35025232 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 189 InterpolantComputations, 126 PerfectInterpolantSequences, 40153/41305 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: 514]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: ((a11 == 1 || !(a28 == 9 && a17 == 7)) || !(a19 == 1)) || a25 == 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((a11 == 1 || !(a28 == 9 && a17 == 7)) || a25 == 1) || !(a19 == 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 344.24 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 66.1 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -107.1 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.53 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1080.75 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 821.7 MB in the end (delta: 218.5 MB). Peak memory consumption was 218.5 MB. Max. memory is 11.5 GB. * CodeCheck took 324625.47 ms. Allocated memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: 1.3 GB). Free memory was 821.7 MB in the beginning and 1.3 GB in the end (delta: -508.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 11.5 GB. * Witness Printer took 90.67 ms. Allocated memory is still 2.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...