./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label14_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_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/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 d50ba566f02e5109971f6a90ba216a95432a7661 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 10:09:24,024 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 10:09:24,025 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 10:09:24,031 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 10:09:24,031 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 10:09:24,032 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 10:09:24,032 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 10:09:24,033 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 10:09:24,034 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 10:09:24,034 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 10:09:24,035 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 10:09:24,035 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 10:09:24,035 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 10:09:24,036 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 10:09:24,036 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 10:09:24,037 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 10:09:24,037 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 10:09:24,038 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 10:09:24,039 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 10:09:24,040 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 10:09:24,040 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 10:09:24,041 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 10:09:24,042 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 10:09:24,042 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 10:09:24,042 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 10:09:24,043 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 10:09:24,043 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 10:09:24,044 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 10:09:24,044 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 10:09:24,045 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 10:09:24,045 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 10:09:24,045 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 10:09:24,045 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 10:09:24,046 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 10:09:24,046 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 10:09:24,046 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 10:09:24,046 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 10:09:24,054 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 10:09:24,055 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 10:09:24,055 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 10:09:24,055 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 10:09:24,056 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 10:09:24,056 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 10:09:24,056 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 10:09:24,056 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 10:09:24,056 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 10:09:24,056 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 10:09:24,056 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 10:09:24,057 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 10:09:24,057 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 10:09:24,057 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 10:09:24,057 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 10:09:24,057 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 10:09:24,057 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 10:09:24,057 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 10:09:24,057 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 10:09:24,058 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 10:09:24,058 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 10:09:24,058 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 10:09:24,058 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 10:09:24,058 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 10:09:24,058 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 10:09:24,058 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 10:09:24,058 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 10:09:24,059 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 10:09:24,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 10:09:24,059 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_32995cd3-fda2-4695-b81d-3921b81d068b/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 -> d50ba566f02e5109971f6a90ba216a95432a7661 [2018-12-09 10:09:24,080 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 10:09:24,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 10:09:24,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 10:09:24,091 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 10:09:24,091 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 10:09:24,092 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-12-09 10:09:24,129 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/data/849f7b805/d443d8f5f1034eb584896073d9704242/FLAG83d474cbf [2018-12-09 10:09:24,577 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 10:09:24,578 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/sv-benchmarks/c/eca-rers2012/Problem01_label14_true-unreach-call_false-termination.c [2018-12-09 10:09:24,584 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/data/849f7b805/d443d8f5f1034eb584896073d9704242/FLAG83d474cbf [2018-12-09 10:09:24,593 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/data/849f7b805/d443d8f5f1034eb584896073d9704242 [2018-12-09 10:09:24,594 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 10:09:24,595 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 10:09:24,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 10:09:24,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 10:09:24,598 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 10:09:24,598 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:24,600 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a59d0df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24, skipping insertion in model container [2018-12-09 10:09:24,600 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:24,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 10:09:24,629 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 10:09:24,806 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:09:24,809 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 10:09:24,906 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 10:09:24,917 INFO L195 MainTranslator]: Completed translation [2018-12-09 10:09:24,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24 WrapperNode [2018-12-09 10:09:24,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 10:09:24,918 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 10:09:24,918 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 10:09:24,918 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 10:09:24,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:24,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:24,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 10:09:24,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 10:09:24,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 10:09:24,970 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 10:09:24,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:24,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:24,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:24,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:24,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:25,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:25,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... [2018-12-09 10:09:25,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 10:09:25,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 10:09:25,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 10:09:25,009 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 10:09:25,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 10:09:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 10:09:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 10:09:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 10:09:25,977 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 10:09:25,978 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-09 10:09:25,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:09:25 BoogieIcfgContainer [2018-12-09 10:09:25,978 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 10:09:25,979 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 10:09:25,979 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 10:09:25,989 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 10:09:25,989 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:09:25" (1/1) ... [2018-12-09 10:09:25,999 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 10:09:26,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:26,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-12-09 10:09:26,033 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-12-09 10:09:26,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-12-09 10:09:26,036 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:26,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:26,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:26,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2018-12-09 10:09:26,523 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2018-12-09 10:09:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-12-09 10:09:26,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:26,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:09:26,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:26,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2018-12-09 10:09:26,724 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2018-12-09 10:09:26,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-12-09 10:09:26,725 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:26,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:26,747 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:26,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 150 states and 245 transitions. [2018-12-09 10:09:26,822 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 245 transitions. [2018-12-09 10:09:26,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 10:09:26,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:26,847 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:09:26,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:26,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 151 states and 246 transitions. [2018-12-09 10:09:26,918 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 246 transitions. [2018-12-09 10:09:26,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-09 10:09:26,919 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:26,955 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:27,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 159 states and 261 transitions. [2018-12-09 10:09:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 261 transitions. [2018-12-09 10:09:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-12-09 10:09:27,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 10:09:27,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:27,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 170 states and 280 transitions. [2018-12-09 10:09:27,456 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 280 transitions. [2018-12-09 10:09:27,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 10:09:27,459 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:27,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:27,482 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:27,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:27,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 171 states and 281 transitions. [2018-12-09 10:09:27,506 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 281 transitions. [2018-12-09 10:09:27,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-09 10:09:27,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:27,541 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:27,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:27,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 177 states and 288 transitions. [2018-12-09 10:09:27,624 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 288 transitions. [2018-12-09 10:09:27,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-12-09 10:09:27,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:27,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:27,700 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:28,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 191 states and 307 transitions. [2018-12-09 10:09:28,121 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 307 transitions. [2018-12-09 10:09:28,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 10:09:28,122 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:28,158 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:28,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:28,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 200 states and 325 transitions. [2018-12-09 10:09:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 325 transitions. [2018-12-09 10:09:28,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 10:09:28,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:28,421 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:28,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:28,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 201 states and 327 transitions. [2018-12-09 10:09:28,498 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 327 transitions. [2018-12-09 10:09:28,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-12-09 10:09:28,499 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:28,517 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:28,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:28,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 202 states and 329 transitions. [2018-12-09 10:09:28,528 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 329 transitions. [2018-12-09 10:09:28,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-12-09 10:09:28,528 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:28,543 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:09:28,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:28,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 203 states and 330 transitions. [2018-12-09 10:09:28,572 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 330 transitions. [2018-12-09 10:09:28,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 10:09:28,572 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:28,615 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:29,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:29,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 214 states and 347 transitions. [2018-12-09 10:09:29,114 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 347 transitions. [2018-12-09 10:09:29,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-09 10:09:29,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:29,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:29,132 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:29,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:29,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 218 states and 354 transitions. [2018-12-09 10:09:29,198 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 354 transitions. [2018-12-09 10:09:29,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 10:09:29,198 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:29,216 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:09:29,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:29,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 220 states and 355 transitions. [2018-12-09 10:09:29,301 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 355 transitions. [2018-12-09 10:09:29,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 10:09:29,302 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:29,318 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:29,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:29,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 224 states and 359 transitions. [2018-12-09 10:09:29,417 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 359 transitions. [2018-12-09 10:09:29,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-12-09 10:09:29,417 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:29,436 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:29,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:29,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 225 states and 360 transitions. [2018-12-09 10:09:29,539 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 360 transitions. [2018-12-09 10:09:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-12-09 10:09:29,540 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:29,594 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:29,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:29,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 227 states and 363 transitions. [2018-12-09 10:09:29,699 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 363 transitions. [2018-12-09 10:09:29,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-09 10:09:29,700 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:30,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 238 states and 378 transitions. [2018-12-09 10:09:30,276 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 378 transitions. [2018-12-09 10:09:30,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 10:09:30,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:30,291 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:09:30,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:30,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 249 states and 388 transitions. [2018-12-09 10:09:30,546 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 388 transitions. [2018-12-09 10:09:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-09 10:09:30,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:30,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:30,566 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:30,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:30,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 251 states and 389 transitions. [2018-12-09 10:09:30,666 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 389 transitions. [2018-12-09 10:09:30,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-12-09 10:09:30,666 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:30,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:30,725 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:31,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:31,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 275 states and 423 transitions. [2018-12-09 10:09:31,433 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 423 transitions. [2018-12-09 10:09:31,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-12-09 10:09:31,433 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:31,445 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:31,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:31,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 278 states and 426 transitions. [2018-12-09 10:09:31,464 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 426 transitions. [2018-12-09 10:09:31,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 10:09:31,465 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:31,484 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:31,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:31,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 280 states and 431 transitions. [2018-12-09 10:09:31,591 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 431 transitions. [2018-12-09 10:09:31,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-12-09 10:09:31,592 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:31,625 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:31,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:31,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 283 states and 434 transitions. [2018-12-09 10:09:31,651 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 434 transitions. [2018-12-09 10:09:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 10:09:31,652 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:31,671 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:32,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 298 states and 451 transitions. [2018-12-09 10:09:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 451 transitions. [2018-12-09 10:09:32,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 10:09:32,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:32,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:32,077 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:32,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:32,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 301 states and 454 transitions. [2018-12-09 10:09:32,213 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 454 transitions. [2018-12-09 10:09:32,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-09 10:09:32,213 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:32,275 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:33,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:33,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 326 states and 489 transitions. [2018-12-09 10:09:33,124 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 489 transitions. [2018-12-09 10:09:33,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-12-09 10:09:33,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:33,177 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:33,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:33,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 340 states and 504 transitions. [2018-12-09 10:09:33,701 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 504 transitions. [2018-12-09 10:09:33,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 10:09:33,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:33,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:36,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 365 states and 549 transitions. [2018-12-09 10:09:36,293 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 549 transitions. [2018-12-09 10:09:36,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 10:09:36,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:37,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:37,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 377 states and 564 transitions. [2018-12-09 10:09:37,039 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 564 transitions. [2018-12-09 10:09:37,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 10:09:37,040 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:37,157 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:37,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:37,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 388 states and 577 transitions. [2018-12-09 10:09:37,573 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 577 transitions. [2018-12-09 10:09:37,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 10:09:37,574 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:37,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:37,678 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:37,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:37,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 392 states and 581 transitions. [2018-12-09 10:09:37,854 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 581 transitions. [2018-12-09 10:09:37,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 10:09:37,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:37,977 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:38,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 393 states and 582 transitions. [2018-12-09 10:09:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 582 transitions. [2018-12-09 10:09:38,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 10:09:38,131 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:38,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:38,257 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:38,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:38,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 394 states and 583 transitions. [2018-12-09 10:09:38,443 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 583 transitions. [2018-12-09 10:09:38,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-09 10:09:38,444 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:38,465 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:38,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:38,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 396 states and 586 transitions. [2018-12-09 10:09:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 586 transitions. [2018-12-09 10:09:38,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 10:09:38,492 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:38,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:38,764 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 410 states and 610 transitions. [2018-12-09 10:09:39,815 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 610 transitions. [2018-12-09 10:09:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-09 10:09:39,815 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:39,891 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:40,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:40,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 421 states and 621 transitions. [2018-12-09 10:09:40,399 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 621 transitions. [2018-12-09 10:09:40,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-12-09 10:09:40,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:40,415 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:09:41,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:41,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 435 states and 637 transitions. [2018-12-09 10:09:41,165 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 637 transitions. [2018-12-09 10:09:41,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 10:09:41,166 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:41,178 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:41,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:41,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 443 states and 648 transitions. [2018-12-09 10:09:41,862 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 648 transitions. [2018-12-09 10:09:41,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 10:09:41,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:41,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:41,875 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:41,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:41,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 447 states and 651 transitions. [2018-12-09 10:09:41,961 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 651 transitions. [2018-12-09 10:09:41,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:09:41,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:41,977 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:43,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:43,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 475 states and 683 transitions. [2018-12-09 10:09:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 683 transitions. [2018-12-09 10:09:43,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:09:43,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:43,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:44,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:44,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 488 states and 702 transitions. [2018-12-09 10:09:44,628 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 702 transitions. [2018-12-09 10:09:44,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:09:44,629 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:44,648 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:45,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:45,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 506 states and 725 transitions. [2018-12-09 10:09:45,312 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 725 transitions. [2018-12-09 10:09:45,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-09 10:09:45,313 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:45,343 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:45,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:45,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 510 states and 729 transitions. [2018-12-09 10:09:45,529 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 729 transitions. [2018-12-09 10:09:45,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 10:09:45,529 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:45,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:45,661 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:47,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:47,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 519 states and 737 transitions. [2018-12-09 10:09:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 737 transitions. [2018-12-09 10:09:47,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-09 10:09:47,044 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:47,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:47,149 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 10:09:48,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:48,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 606 states and 830 transitions. [2018-12-09 10:09:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 830 transitions. [2018-12-09 10:09:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-12-09 10:09:48,193 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:48,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:48,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:48,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 617 states and 845 transitions. [2018-12-09 10:09:48,421 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 845 transitions. [2018-12-09 10:09:48,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-09 10:09:48,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:48,465 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:48,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 619 states and 847 transitions. [2018-12-09 10:09:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 847 transitions. [2018-12-09 10:09:48,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-12-09 10:09:48,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:48,494 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:48,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:48,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 628 states and 858 transitions. [2018-12-09 10:09:48,956 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 858 transitions. [2018-12-09 10:09:48,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 10:09:48,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:51,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:51,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 665 states and 909 transitions. [2018-12-09 10:09:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 909 transitions. [2018-12-09 10:09:51,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 10:09:51,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:51,526 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 682 states and 932 transitions. [2018-12-09 10:09:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 932 transitions. [2018-12-09 10:09:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 10:09:53,280 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:53,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:53,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:53,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 691 states and 944 transitions. [2018-12-09 10:09:53,915 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 944 transitions. [2018-12-09 10:09:53,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 10:09:53,915 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:53,939 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:54,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:54,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 698 states and 951 transitions. [2018-12-09 10:09:54,274 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 951 transitions. [2018-12-09 10:09:54,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 10:09:54,275 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:54,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:54,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 699 states and 952 transitions. [2018-12-09 10:09:54,541 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 952 transitions. [2018-12-09 10:09:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 10:09:54,542 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:54,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:09:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:54,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 700 states and 952 transitions. [2018-12-09 10:09:54,714 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 952 transitions. [2018-12-09 10:09:54,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 10:09:54,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:54,730 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:55,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:55,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 711 states and 970 transitions. [2018-12-09 10:09:55,292 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 970 transitions. [2018-12-09 10:09:55,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 10:09:55,292 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:55,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 716 states and 975 transitions. [2018-12-09 10:09:55,418 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 975 transitions. [2018-12-09 10:09:55,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 10:09:55,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:55,434 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:09:55,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:55,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 718 states and 977 transitions. [2018-12-09 10:09:55,567 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 977 transitions. [2018-12-09 10:09:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-12-09 10:09:55,568 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:55,739 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 10:09:57,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:09:57,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 749 states and 1012 transitions. [2018-12-09 10:09:57,075 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1012 transitions. [2018-12-09 10:09:57,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-09 10:09:57,076 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:09:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:09:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:00,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:00,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 791 states and 1056 transitions. [2018-12-09 10:10:00,140 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1056 transitions. [2018-12-09 10:10:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-12-09 10:10:00,141 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:01,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:01,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 804 states and 1074 transitions. [2018-12-09 10:10:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1074 transitions. [2018-12-09 10:10:01,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 10:10:01,551 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:10:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 817 states and 1108 transitions. [2018-12-09 10:10:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1108 transitions. [2018-12-09 10:10:03,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 10:10:03,045 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:03,106 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:10:04,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:04,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 822 states and 1118 transitions. [2018-12-09 10:10:04,053 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1118 transitions. [2018-12-09 10:10:04,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 10:10:04,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:04,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:10:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:04,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 827 states and 1125 transitions. [2018-12-09 10:10:04,544 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1125 transitions. [2018-12-09 10:10:04,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-09 10:10:04,544 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:04,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:05,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 835 states and 1133 transitions. [2018-12-09 10:10:05,078 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1133 transitions. [2018-12-09 10:10:05,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 10:10:05,079 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:05,098 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:10:06,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:06,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 872 states and 1179 transitions. [2018-12-09 10:10:06,945 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1179 transitions. [2018-12-09 10:10:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 10:10:06,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:06,965 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:10:07,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 877 states and 1183 transitions. [2018-12-09 10:10:07,004 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1183 transitions. [2018-12-09 10:10:07,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 10:10:07,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:07,024 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:10:07,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:07,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 885 states and 1191 transitions. [2018-12-09 10:10:07,281 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1191 transitions. [2018-12-09 10:10:07,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-09 10:10:07,281 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:07,323 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:10:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 886 states and 1191 transitions. [2018-12-09 10:10:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1191 transitions. [2018-12-09 10:10:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 10:10:07,548 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:07,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:07,566 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:10:08,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 910 states and 1221 transitions. [2018-12-09 10:10:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1221 transitions. [2018-12-09 10:10:08,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 10:10:08,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:08,963 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:10:09,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:09,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 916 states and 1230 transitions. [2018-12-09 10:10:09,420 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1230 transitions. [2018-12-09 10:10:09,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 10:10:09,421 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:09,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:09,439 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:10:09,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:09,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 918 states and 1232 transitions. [2018-12-09 10:10:09,563 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1232 transitions. [2018-12-09 10:10:09,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 10:10:09,564 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:09,583 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:10:09,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 923 states and 1236 transitions. [2018-12-09 10:10:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1236 transitions. [2018-12-09 10:10:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 10:10:09,921 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:09,939 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:10:10,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:10,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 928 states and 1240 transitions. [2018-12-09 10:10:10,450 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1240 transitions. [2018-12-09 10:10:10,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-12-09 10:10:10,451 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:10,468 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:10:10,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:10,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 933 states and 1244 transitions. [2018-12-09 10:10:10,819 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1244 transitions. [2018-12-09 10:10:10,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-12-09 10:10:10,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-12-09 10:10:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:12,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 942 states and 1262 transitions. [2018-12-09 10:10:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1262 transitions. [2018-12-09 10:10:12,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-09 10:10:12,455 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 65 proven. 11 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-12-09 10:10:15,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:15,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 991 states and 1321 transitions. [2018-12-09 10:10:15,880 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1321 transitions. [2018-12-09 10:10:15,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-12-09 10:10:15,880 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:15,921 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:15,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:15,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1008 states and 1338 transitions. [2018-12-09 10:10:15,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1338 transitions. [2018-12-09 10:10:15,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-09 10:10:15,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:15,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:16,642 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:18,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:18,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1038 states and 1375 transitions. [2018-12-09 10:10:18,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1375 transitions. [2018-12-09 10:10:18,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-12-09 10:10:18,956 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:18,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:19,385 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:22,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:22,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1063 states and 1402 transitions. [2018-12-09 10:10:22,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 1402 transitions. [2018-12-09 10:10:22,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-12-09 10:10:22,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:23,123 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 10:10:30,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:30,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1118 states and 1461 transitions. [2018-12-09 10:10:30,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1461 transitions. [2018-12-09 10:10:30,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-09 10:10:30,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:30,105 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-12-09 10:10:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:30,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1127 states and 1470 transitions. [2018-12-09 10:10:30,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1470 transitions. [2018-12-09 10:10:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 10:10:30,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:30,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:30,902 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:35,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:35,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1185 states and 1540 transitions. [2018-12-09 10:10:35,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1540 transitions. [2018-12-09 10:10:35,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 10:10:35,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:36,012 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:36,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1196 states and 1550 transitions. [2018-12-09 10:10:36,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1550 transitions. [2018-12-09 10:10:36,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-12-09 10:10:36,866 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:36,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:36,893 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:10:36,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:36,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1213 states and 1568 transitions. [2018-12-09 10:10:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1568 transitions. [2018-12-09 10:10:36,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-09 10:10:36,947 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:36,972 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 10:10:37,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:37,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1215 states and 1570 transitions. [2018-12-09 10:10:37,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1570 transitions. [2018-12-09 10:10:37,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 10:10:37,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-12-09 10:10:37,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:37,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1216 states and 1570 transitions. [2018-12-09 10:10:37,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1570 transitions. [2018-12-09 10:10:37,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 10:10:37,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:37,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:37,137 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:39,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:39,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1253 states and 1613 transitions. [2018-12-09 10:10:39,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1613 transitions. [2018-12-09 10:10:39,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 10:10:39,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:39,900 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:40,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:40,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1644 states to 1282 states and 1644 transitions. [2018-12-09 10:10:40,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1644 transitions. [2018-12-09 10:10:40,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-12-09 10:10:40,886 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:40,918 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:41,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:41,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1652 states to 1291 states and 1652 transitions. [2018-12-09 10:10:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 1652 transitions. [2018-12-09 10:10:41,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-09 10:10:41,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:41,543 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 10:10:42,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:42,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1304 states and 1669 transitions. [2018-12-09 10:10:42,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1669 transitions. [2018-12-09 10:10:42,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 10:10:42,872 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:42,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:43,238 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 10:10:46,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:46,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1334 states and 1705 transitions. [2018-12-09 10:10:46,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1705 transitions. [2018-12-09 10:10:46,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-09 10:10:46,641 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:46,798 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 10:10:47,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:47,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1715 states to 1343 states and 1715 transitions. [2018-12-09 10:10:47,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1715 transitions. [2018-12-09 10:10:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-12-09 10:10:47,664 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:47,700 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-09 10:10:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:48,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1351 states and 1731 transitions. [2018-12-09 10:10:48,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1731 transitions. [2018-12-09 10:10:48,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-09 10:10:48,238 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:48,689 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 91 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:10:52,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 1391 states and 1777 transitions. [2018-12-09 10:10:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1777 transitions. [2018-12-09 10:10:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-09 10:10:52,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:53,632 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 124 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-09 10:10:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:55,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1788 states to 1402 states and 1788 transitions. [2018-12-09 10:10:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1788 transitions. [2018-12-09 10:10:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 10:10:55,364 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:55,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:55,396 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 10:10:55,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:55,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1404 states and 1794 transitions. [2018-12-09 10:10:55,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1794 transitions. [2018-12-09 10:10:55,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 10:10:55,466 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:55,496 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 10:10:56,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:56,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1409 states and 1799 transitions. [2018-12-09 10:10:56,106 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1799 transitions. [2018-12-09 10:10:56,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-09 10:10:56,106 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:56,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:56,137 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 10:10:56,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:56,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1413 states and 1803 transitions. [2018-12-09 10:10:56,478 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1803 transitions. [2018-12-09 10:10:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 10:10:56,479 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:56,509 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-09 10:10:58,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:58,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1443 states and 1837 transitions. [2018-12-09 10:10:58,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1837 transitions. [2018-12-09 10:10:58,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 10:10:58,372 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:58,397 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2018-12-09 10:10:59,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:10:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1473 states and 1869 transitions. [2018-12-09 10:10:59,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1869 transitions. [2018-12-09 10:10:59,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 10:10:59,437 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:10:59,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:10:59,789 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-12-09 10:11:02,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1477 states and 1880 transitions. [2018-12-09 10:11:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1880 transitions. [2018-12-09 10:11:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-09 10:11:02,101 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:02,166 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:11:02,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:02,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1484 states and 1885 transitions. [2018-12-09 10:11:02,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1885 transitions. [2018-12-09 10:11:02,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-12-09 10:11:02,811 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:02,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:04,204 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:07,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:07,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1514 states and 1923 transitions. [2018-12-09 10:11:07,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1923 transitions. [2018-12-09 10:11:07,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 10:11:07,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:07,213 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 10:11:08,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:08,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1532 states and 1947 transitions. [2018-12-09 10:11:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1947 transitions. [2018-12-09 10:11:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 10:11:08,778 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:08,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:08,806 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 10:11:10,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:10,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1540 states and 1960 transitions. [2018-12-09 10:11:10,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1960 transitions. [2018-12-09 10:11:10,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 10:11:10,147 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:10,175 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 10:11:10,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:10,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1542 states and 1962 transitions. [2018-12-09 10:11:10,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1962 transitions. [2018-12-09 10:11:10,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 10:11:10,458 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:10,487 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-09 10:11:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:11,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1547 states and 1969 transitions. [2018-12-09 10:11:11,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1969 transitions. [2018-12-09 10:11:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 10:11:11,056 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:11,102 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2018-12-09 10:11:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:11,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1550 states and 1973 transitions. [2018-12-09 10:11:11,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1973 transitions. [2018-12-09 10:11:11,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 10:11:11,516 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:11,555 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:11:11,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:11,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1552 states and 1974 transitions. [2018-12-09 10:11:11,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1974 transitions. [2018-12-09 10:11:11,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-09 10:11:11,744 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:11,772 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:11:12,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:12,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1557 states and 1978 transitions. [2018-12-09 10:11:12,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1978 transitions. [2018-12-09 10:11:12,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 10:11:12,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:13,195 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:16,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:16,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 1590 states and 2015 transitions. [2018-12-09 10:11:16,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 2015 transitions. [2018-12-09 10:11:16,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-09 10:11:16,165 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:16,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:16,365 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:17,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:17,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1607 states and 2032 transitions. [2018-12-09 10:11:17,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 2032 transitions. [2018-12-09 10:11:17,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-09 10:11:17,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:11:18,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:18,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1609 states and 2034 transitions. [2018-12-09 10:11:18,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 2034 transitions. [2018-12-09 10:11:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 10:11:18,059 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:18,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:18,391 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:22,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 1629 states and 2057 transitions. [2018-12-09 10:11:22,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2057 transitions. [2018-12-09 10:11:22,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 10:11:22,818 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:22,878 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:25,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1642 states and 2072 transitions. [2018-12-09 10:11:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 2072 transitions. [2018-12-09 10:11:25,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-09 10:11:25,460 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:25,521 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:26,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:26,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1653 states and 2082 transitions. [2018-12-09 10:11:26,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2082 transitions. [2018-12-09 10:11:26,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 10:11:26,116 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:26,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:26,285 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 10:11:26,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:26,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1686 states and 2117 transitions. [2018-12-09 10:11:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 2117 transitions. [2018-12-09 10:11:26,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 10:11:26,932 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:27,111 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 10:11:29,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:29,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1726 states and 2163 transitions. [2018-12-09 10:11:29,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2163 transitions. [2018-12-09 10:11:29,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 10:11:29,731 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:29,956 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 10:11:31,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:31,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1731 states and 2168 transitions. [2018-12-09 10:11:31,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2168 transitions. [2018-12-09 10:11:31,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 10:11:31,270 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:31,456 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 10:11:32,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:32,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1741 states and 2177 transitions. [2018-12-09 10:11:32,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2177 transitions. [2018-12-09 10:11:32,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 10:11:32,681 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:32,867 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 10:11:33,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:33,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1745 states and 2181 transitions. [2018-12-09 10:11:33,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2181 transitions. [2018-12-09 10:11:33,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 10:11:33,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:33,695 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 113 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-09 10:11:34,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:34,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1746 states and 2181 transitions. [2018-12-09 10:11:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2181 transitions. [2018-12-09 10:11:34,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-09 10:11:34,507 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:34,730 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 183 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 10:11:35,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:35,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1750 states and 2186 transitions. [2018-12-09 10:11:35,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2186 transitions. [2018-12-09 10:11:35,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-09 10:11:35,650 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:35,687 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-12-09 10:11:36,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:36,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1820 states and 2259 transitions. [2018-12-09 10:11:36,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2259 transitions. [2018-12-09 10:11:36,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-12-09 10:11:36,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:36,533 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:11:38,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:38,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1858 states and 2299 transitions. [2018-12-09 10:11:38,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2299 transitions. [2018-12-09 10:11:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 10:11:38,144 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:38,479 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:11:40,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:40,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 1919 states and 2362 transitions. [2018-12-09 10:11:40,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2362 transitions. [2018-12-09 10:11:40,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 10:11:40,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:40,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:40,086 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-09 10:11:40,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:40,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 1927 states and 2369 transitions. [2018-12-09 10:11:40,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2369 transitions. [2018-12-09 10:11:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 10:11:40,331 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:40,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:41,814 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-09 10:11:43,648 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2018-12-09 10:11:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:49,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1975 states and 2421 transitions. [2018-12-09 10:11:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2421 transitions. [2018-12-09 10:11:49,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 10:11:49,300 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:49,485 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:54,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2024 states and 2478 transitions. [2018-12-09 10:11:54,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2478 transitions. [2018-12-09 10:11:54,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 10:11:54,607 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:54,640 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:55,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:55,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2035 states and 2489 transitions. [2018-12-09 10:11:55,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2489 transitions. [2018-12-09 10:11:55,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 10:11:55,464 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:55,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:55,497 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:56,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:56,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 2056 states and 2509 transitions. [2018-12-09 10:11:56,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 2509 transitions. [2018-12-09 10:11:56,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-09 10:11:56,835 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:57,229 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:57,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:57,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2060 states and 2512 transitions. [2018-12-09 10:11:57,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 2512 transitions. [2018-12-09 10:11:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 10:11:57,819 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:11:58,694 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 237 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:11:59,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:11:59,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2064 states and 2517 transitions. [2018-12-09 10:11:59,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2517 transitions. [2018-12-09 10:11:59,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 10:11:59,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:11:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:00,280 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 165 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:12:08,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:08,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2104 states and 2569 transitions. [2018-12-09 10:12:08,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2569 transitions. [2018-12-09 10:12:08,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 10:12:08,806 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:10,172 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2018-12-09 10:12:11,216 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:12:16,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:16,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 2147 states and 2613 transitions. [2018-12-09 10:12:16,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2613 transitions. [2018-12-09 10:12:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 10:12:16,863 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:16,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 165 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:12:20,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:20,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2634 states to 2166 states and 2634 transitions. [2018-12-09 10:12:20,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 2634 transitions. [2018-12-09 10:12:20,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 10:12:20,390 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:20,471 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 165 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:12:21,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:21,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2171 states and 2640 transitions. [2018-12-09 10:12:21,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 2640 transitions. [2018-12-09 10:12:21,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2018-12-09 10:12:21,358 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:21,527 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-09 10:12:24,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2188 states and 2656 transitions. [2018-12-09 10:12:24,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2656 transitions. [2018-12-09 10:12:24,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-12-09 10:12:24,764 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:24,844 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-09 10:12:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:26,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2258 states and 2730 transitions. [2018-12-09 10:12:26,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 2730 transitions. [2018-12-09 10:12:26,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-12-09 10:12:26,935 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:26,978 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-09 10:12:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:27,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2262 states and 2733 transitions. [2018-12-09 10:12:27,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2262 states and 2733 transitions. [2018-12-09 10:12:27,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 10:12:27,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:27,445 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:12:27,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:27,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2264 states and 2737 transitions. [2018-12-09 10:12:27,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 2737 transitions. [2018-12-09 10:12:27,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2018-12-09 10:12:27,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:27,929 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2018-12-09 10:12:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:28,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 2266 states and 2738 transitions. [2018-12-09 10:12:28,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2738 transitions. [2018-12-09 10:12:28,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 10:12:28,874 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:29,556 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 198 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:12:43,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:43,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 2326 states and 2823 transitions. [2018-12-09 10:12:43,567 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 2823 transitions. [2018-12-09 10:12:43,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 10:12:43,569 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:43,646 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 198 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:12:49,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2364 states and 2864 transitions. [2018-12-09 10:12:49,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2364 states and 2864 transitions. [2018-12-09 10:12:49,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-09 10:12:49,109 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:49,179 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 198 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 10:12:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:12:52,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2377 states and 2879 transitions. [2018-12-09 10:12:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 2879 transitions. [2018-12-09 10:12:52,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-09 10:12:52,335 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:12:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:12:53,246 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 80 proven. 165 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-12-09 10:13:01,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2973 states to 2456 states and 2973 transitions. [2018-12-09 10:13:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 2973 transitions. [2018-12-09 10:13:01,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-12-09 10:13:01,231 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:01,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:01,359 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2018-12-09 10:13:06,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:06,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 2541 states and 3072 transitions. [2018-12-09 10:13:06,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 3072 transitions. [2018-12-09 10:13:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 10:13:06,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 10:13:06,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:06,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2542 states and 3073 transitions. [2018-12-09 10:13:06,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 3073 transitions. [2018-12-09 10:13:06,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2018-12-09 10:13:06,409 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:06,469 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2018-12-09 10:13:06,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:06,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 2543 states and 3073 transitions. [2018-12-09 10:13:06,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 3073 transitions. [2018-12-09 10:13:06,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-09 10:13:06,907 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:07,961 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 323 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 10:13:11,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:11,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3162 states to 2625 states and 3162 transitions. [2018-12-09 10:13:11,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2625 states and 3162 transitions. [2018-12-09 10:13:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 10:13:11,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:11,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:12,268 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 10:13:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3263 states to 2718 states and 3263 transitions. [2018-12-09 10:13:17,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 3263 transitions. [2018-12-09 10:13:17,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 10:13:17,787 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:17,977 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 10:13:19,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:19,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3267 states to 2723 states and 3267 transitions. [2018-12-09 10:13:19,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2723 states and 3267 transitions. [2018-12-09 10:13:19,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 10:13:19,248 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:19,557 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 10:13:21,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:21,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3289 states to 2736 states and 3289 transitions. [2018-12-09 10:13:21,623 INFO L276 IsEmpty]: Start isEmpty. Operand 2736 states and 3289 transitions. [2018-12-09 10:13:21,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 10:13:21,625 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 10:13:22,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:22,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3296 states to 2742 states and 3296 transitions. [2018-12-09 10:13:22,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2742 states and 3296 transitions. [2018-12-09 10:13:22,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 10:13:22,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 10:13:23,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:23,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3307 states to 2750 states and 3307 transitions. [2018-12-09 10:13:23,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 3307 transitions. [2018-12-09 10:13:23,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 10:13:23,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:23,920 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 10:13:24,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:24,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 2752 states and 3310 transitions. [2018-12-09 10:13:24,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2752 states and 3310 transitions. [2018-12-09 10:13:24,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 10:13:24,456 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:24,553 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 10:13:25,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:25,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 2756 states and 3317 transitions. [2018-12-09 10:13:25,112 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 3317 transitions. [2018-12-09 10:13:25,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 10:13:25,113 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:25,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:28,823 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 10:13:39,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:39,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3345 states to 2773 states and 3345 transitions. [2018-12-09 10:13:39,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 3345 transitions. [2018-12-09 10:13:39,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 10:13:39,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:39,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 10:13:41,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:41,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 2786 states and 3361 transitions. [2018-12-09 10:13:41,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 3361 transitions. [2018-12-09 10:13:41,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 10:13:41,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:41,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:41,986 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 10:13:44,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:44,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3417 states to 2844 states and 3417 transitions. [2018-12-09 10:13:44,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 3417 transitions. [2018-12-09 10:13:44,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-12-09 10:13:44,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:44,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:45,120 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 377 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2018-12-09 10:13:57,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:13:57,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 2947 states and 3547 transitions. [2018-12-09 10:13:57,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2947 states and 3547 transitions. [2018-12-09 10:13:57,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-09 10:13:57,111 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:13:57,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:13:59,289 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-09 10:14:10,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:10,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 2990 states and 3591 transitions. [2018-12-09 10:14:10,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 3591 transitions. [2018-12-09 10:14:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-09 10:14:10,961 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:11,115 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-09 10:14:11,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:11,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 2987 states and 3587 transitions. [2018-12-09 10:14:11,867 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 3587 transitions. [2018-12-09 10:14:11,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2018-12-09 10:14:11,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:11,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:12,013 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-12-09 10:14:13,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:13,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3591 states to 2992 states and 3591 transitions. [2018-12-09 10:14:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 3591 transitions. [2018-12-09 10:14:13,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-09 10:14:13,190 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:13,259 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 326 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2018-12-09 10:14:21,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3635 states to 3035 states and 3635 transitions. [2018-12-09 10:14:21,281 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 3635 transitions. [2018-12-09 10:14:21,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 10:14:21,282 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:21,343 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-09 10:14:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:31,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 3071 states and 3699 transitions. [2018-12-09 10:14:31,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 3699 transitions. [2018-12-09 10:14:31,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 10:14:31,903 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:31,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:31,986 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-09 10:14:39,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:39,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3095 states and 3735 transitions. [2018-12-09 10:14:39,202 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3735 transitions. [2018-12-09 10:14:39,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 10:14:39,204 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:39,285 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-09 10:14:41,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:41,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3103 states and 3742 transitions. [2018-12-09 10:14:41,105 INFO L276 IsEmpty]: Start isEmpty. Operand 3103 states and 3742 transitions. [2018-12-09 10:14:41,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 10:14:41,107 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:41,167 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-09 10:14:41,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:41,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 3108 states and 3747 transitions. [2018-12-09 10:14:41,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 3747 transitions. [2018-12-09 10:14:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 10:14:41,855 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:41,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:41,920 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-09 10:14:45,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:45,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 3123 states and 3768 transitions. [2018-12-09 10:14:45,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 3768 transitions. [2018-12-09 10:14:45,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 10:14:45,941 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-09 10:14:48,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:48,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 3130 states and 3779 transitions. [2018-12-09 10:14:48,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3779 transitions. [2018-12-09 10:14:48,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-12-09 10:14:48,475 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:48,537 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2018-12-09 10:14:51,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3794 states to 3140 states and 3794 transitions. [2018-12-09 10:14:51,922 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 3794 transitions. [2018-12-09 10:14:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-12-09 10:14:51,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:52,030 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-12-09 10:14:53,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:53,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3804 states to 3148 states and 3804 transitions. [2018-12-09 10:14:53,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 3804 transitions. [2018-12-09 10:14:53,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 10:14:53,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:53,586 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-12-09 10:14:54,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:54,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 3152 states and 3810 transitions. [2018-12-09 10:14:54,908 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3810 transitions. [2018-12-09 10:14:54,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 10:14:54,910 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:55,055 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-12-09 10:14:56,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:56,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3817 states to 3156 states and 3817 transitions. [2018-12-09 10:14:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 3156 states and 3817 transitions. [2018-12-09 10:14:56,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 10:14:56,580 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:56,640 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-12-09 10:14:57,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3820 states to 3158 states and 3820 transitions. [2018-12-09 10:14:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 3820 transitions. [2018-12-09 10:14:57,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2018-12-09 10:14:57,547 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:57,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2018-12-09 10:14:58,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:14:58,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3823 states to 3161 states and 3823 transitions. [2018-12-09 10:14:58,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3161 states and 3823 transitions. [2018-12-09 10:14:58,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2018-12-09 10:14:58,501 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:14:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:14:59,924 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2018-12-09 10:15:01,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3824 states to 3162 states and 3824 transitions. [2018-12-09 10:15:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 3824 transitions. [2018-12-09 10:15:01,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 10:15:01,432 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:01,559 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 10:15:06,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:06,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 3179 states and 3847 transitions. [2018-12-09 10:15:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 3847 transitions. [2018-12-09 10:15:06,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 10:15:06,522 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:06,648 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 10:15:09,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:09,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3849 states to 3182 states and 3849 transitions. [2018-12-09 10:15:09,005 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 3849 transitions. [2018-12-09 10:15:09,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 10:15:09,007 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:09,123 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 10:15:15,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:15,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3866 states to 3196 states and 3866 transitions. [2018-12-09 10:15:15,942 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 3866 transitions. [2018-12-09 10:15:15,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 10:15:15,944 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 10:15:16,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:16,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3871 states to 3201 states and 3871 transitions. [2018-12-09 10:15:16,792 INFO L276 IsEmpty]: Start isEmpty. Operand 3201 states and 3871 transitions. [2018-12-09 10:15:16,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 10:15:16,794 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:16,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:16,912 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 10:15:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:18,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3879 states to 3205 states and 3879 transitions. [2018-12-09 10:15:18,520 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 3879 transitions. [2018-12-09 10:15:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 10:15:18,522 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:18,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:18,637 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 10:15:19,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:19,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3212 states and 3887 transitions. [2018-12-09 10:15:19,318 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 3887 transitions. [2018-12-09 10:15:19,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 10:15:19,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:19,440 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 10:15:20,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:20,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3213 states and 3888 transitions. [2018-12-09 10:15:20,183 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 3888 transitions. [2018-12-09 10:15:20,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2018-12-09 10:15:20,185 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:20,301 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 463 proven. 128 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2018-12-09 10:15:21,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:21,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3214 states and 3888 transitions. [2018-12-09 10:15:21,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 3888 transitions. [2018-12-09 10:15:21,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 10:15:21,030 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:21,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:21,126 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 10:15:23,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:23,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3905 states to 3227 states and 3905 transitions. [2018-12-09 10:15:23,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 3905 transitions. [2018-12-09 10:15:23,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 10:15:23,353 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:23,443 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 10:15:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:23,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3234 states and 3912 transitions. [2018-12-09 10:15:23,812 INFO L276 IsEmpty]: Start isEmpty. Operand 3234 states and 3912 transitions. [2018-12-09 10:15:23,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 10:15:23,814 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:23,904 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 10:15:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:24,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3236 states and 3912 transitions. [2018-12-09 10:15:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 3912 transitions. [2018-12-09 10:15:24,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 10:15:24,622 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:24,709 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 10:15:27,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:27,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3240 states and 3919 transitions. [2018-12-09 10:15:27,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3240 states and 3919 transitions. [2018-12-09 10:15:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 10:15:27,728 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:27,819 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 10:15:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:28,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3919 states to 3241 states and 3919 transitions. [2018-12-09 10:15:28,485 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 3919 transitions. [2018-12-09 10:15:28,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 10:15:28,487 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:28,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:28,571 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 10:15:31,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:31,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3245 states and 3925 transitions. [2018-12-09 10:15:31,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 3925 transitions. [2018-12-09 10:15:31,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 10:15:31,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:31,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:31,486 INFO L134 CoverageAnalysis]: Checked inductivity of 718 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2018-12-09 10:15:32,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:15:32,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3247 states and 3928 transitions. [2018-12-09 10:15:32,460 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 3928 transitions. [2018-12-09 10:15:32,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 10:15:32,462 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:15:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:15:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 10:15:56,103 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2018-12-09 10:16:00,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:16:00,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3285 states and 3987 transitions. [2018-12-09 10:16:00,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 3987 transitions. [2018-12-09 10:16:00,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-12-09 10:16:00,151 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 10:16:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 10:16:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 10:16:12,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 10:16:12,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3056 states and 3738 transitions. [2018-12-09 10:16:12,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 3738 transitions. [2018-12-09 10:16:12,830 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 10:16:12,830 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 199 iterations. [2018-12-09 10:16:12,837 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-09 10:16:13,093 WARN L180 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 60 [2018-12-09 10:16:13,319 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 60 [2018-12-09 10:16:13,542 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 46 [2018-12-09 10:16:13,754 WARN L180 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 59 [2018-12-09 10:16:13,947 WARN L180 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 46 [2018-12-09 10:16:14,188 WARN L180 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 46 [2018-12-09 10:16:14,361 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 37 [2018-12-09 10:16:14,601 WARN L180 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 46 [2018-12-09 10:16:14,814 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 46 [2018-12-09 10:16:15,098 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 37 [2018-12-09 10:16:15,399 WARN L180 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 60 [2018-12-09 10:16:15,791 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 62 [2018-12-09 10:16:16,112 WARN L180 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 46 [2018-12-09 10:16:16,327 WARN L180 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 46 [2018-12-09 10:16:16,792 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 60 [2018-12-09 10:16:17,167 WARN L180 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 46 [2018-12-09 10:16:17,414 WARN L180 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 58 [2018-12-09 10:16:17,635 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 46 [2018-12-09 10:16:18,105 WARN L180 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 61 [2018-12-09 10:16:18,408 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 58 [2018-12-09 10:16:18,609 WARN L180 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 54 [2018-12-09 10:16:18,808 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 55 [2018-12-09 10:16:19,122 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 60 [2018-12-09 10:16:19,425 WARN L180 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 56 [2018-12-09 10:16:19,621 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 54 [2018-12-09 10:16:19,822 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 40 [2018-12-09 10:16:20,144 WARN L180 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 61 [2018-12-09 10:16:20,616 WARN L180 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 62 [2018-12-09 10:16:20,801 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 40 [2018-12-09 10:16:21,121 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 61 [2018-12-09 10:16:21,528 WARN L180 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 61 [2018-12-09 10:16:21,855 WARN L180 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 61 [2018-12-09 10:16:21,963 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 40 [2018-12-09 10:16:22,345 WARN L180 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 58 [2018-12-09 10:16:22,496 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 37 [2018-12-09 10:16:22,786 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 59 [2018-12-09 10:16:22,894 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 40 [2018-12-09 10:16:23,199 WARN L180 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 60 [2018-12-09 10:16:23,519 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 60 [2018-12-09 10:16:23,764 WARN L180 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 46 [2018-12-09 10:16:24,147 WARN L180 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 68 [2018-12-09 10:16:24,489 WARN L180 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 60 [2018-12-09 10:16:24,809 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 59 [2018-12-09 10:16:25,016 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 46 [2018-12-09 10:16:25,290 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 46 [2018-12-09 10:16:25,485 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 46 [2018-12-09 10:16:25,803 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 61 [2018-12-09 10:16:26,267 WARN L180 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 61 [2018-12-09 10:16:26,267 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-09 10:16:26,270 INFO L583 CodeCheckObserver]: Invariant with dag size 37 [2018-12-09 10:16:26,276 INFO L583 CodeCheckObserver]: Invariant with dag size 37 [2018-12-09 10:16:26,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 10:16:26 ImpRootNode [2018-12-09 10:16:26,277 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 10:16:26,277 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 10:16:26,277 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 10:16:26,277 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 10:16:26,278 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 10:09:25" (3/4) ... [2018-12-09 10:16:26,281 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 10:16:26,292 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2018-12-09 10:16:26,292 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-09 10:16:26,293 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-12-09 10:16:26,293 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-09 10:16:26,351 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_32995cd3-fda2-4695-b81d-3921b81d068b/bin-2019/ukojak/witness.graphml [2018-12-09 10:16:26,351 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 10:16:26,351 INFO L168 Benchmark]: Toolchain (without parser) took 421756.48 ms. Allocated memory was 1.0 GB in the beginning and 4.0 GB in the end (delta: 2.9 GB). Free memory was 946.3 MB in the beginning and 2.5 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-12-09 10:16:26,352 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:16:26,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 321.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. [2018-12-09 10:16:26,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-09 10:16:26,352 INFO L168 Benchmark]: Boogie Preprocessor took 39.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:16:26,352 INFO L168 Benchmark]: RCFGBuilder took 969.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.2 MB in the end (delta: 217.6 MB). Peak memory consumption was 217.6 MB. Max. memory is 11.5 GB. [2018-12-09 10:16:26,352 INFO L168 Benchmark]: CodeCheck took 420298.41 ms. Allocated memory was 1.2 GB in the beginning and 4.0 GB in the end (delta: 2.8 GB). Free memory was 895.2 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.4 GB. Max. memory is 11.5 GB. [2018-12-09 10:16:26,352 INFO L168 Benchmark]: Witness Printer took 73.39 ms. Allocated memory is still 4.0 GB. Free memory is still 2.5 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 10:16:26,353 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, 198 locations, 1 error locations. SAFE Result, 406.8s OverallTime, 199 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 132112 SDtfs, 820433136 SDslu, 1054800 SDs, 0 SdLazy, -1539987390 SolverSat, 1100089950 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1014.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 239822 GetRequests, 232163 SyntacticMatches, 5153 SemanticMatches, 2506 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4396803 ImplicationChecksByTransitivity, 375.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.7s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 38.6s InterpolantComputationTime, 35361 NumberOfCodeBlocks, 35361 NumberOfCodeBlocksAsserted, 198 NumberOfCheckSat, 35163 ConstructedInterpolants, 0 QuantifiedInterpolants, 36322314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 198 InterpolantComputations, 161 PerfectInterpolantSequences, 40588/42985 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: 569]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((((((a8 == 15 || a17 == 1) || (((((a16 == 4 && a8 == 13) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((((!(a21 == 1) && a7 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a16 == 6)) || (((((a16 == 4 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || !(a20 == 1)) || (((((a7 == 1 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((a17 == 1 || a8 == 15) || (((((a16 == 4 && a8 == 13) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || (((((!(a21 == 1) && a7 == 1) && a8 == 13) && a12 == 8) && a17 <= 0) && a16 == 6)) || (((((a16 == 4 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a7 <= 0)) || !(a20 == 1)) || (((((a7 == 1 && a8 == 14) && a12 == 8) && a17 <= 0) && a21 == 1) && a16 == 5)) || (((((!(a21 == 1) && a7 == 1) && a16 == 4) && a8 == 13) && a12 == 8) && a17 <= 0) * 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 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 321.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 946.3 MB in the beginning and 1.1 GB in the end (delta: -173.3 MB). Peak memory consumption was 38.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 51.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 39.23 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 969.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 895.2 MB in the end (delta: 217.6 MB). Peak memory consumption was 217.6 MB. Max. memory is 11.5 GB. * CodeCheck took 420298.41 ms. Allocated memory was 1.2 GB in the beginning and 4.0 GB in the end (delta: 2.8 GB). Free memory was 895.2 MB in the beginning and 2.5 GB in the end (delta: -1.6 GB). Peak memory consumption was 3.4 GB. Max. memory is 11.5 GB. * Witness Printer took 73.39 ms. Allocated memory is still 4.0 GB. Free memory is still 2.5 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...