./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label41_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_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label41_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/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 43cbcba3b52a19a4f3b50b9a2bc823d03105b297 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-08 17:33:54,020 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-08 17:33:54,022 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-08 17:33:54,029 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-08 17:33:54,029 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-08 17:33:54,029 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-08 17:33:54,030 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-08 17:33:54,031 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-08 17:33:54,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-08 17:33:54,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-08 17:33:54,032 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-08 17:33:54,032 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-08 17:33:54,033 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-08 17:33:54,033 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-08 17:33:54,034 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-08 17:33:54,034 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-08 17:33:54,034 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-08 17:33:54,035 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-08 17:33:54,036 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-08 17:33:54,037 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-08 17:33:54,038 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-08 17:33:54,038 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-08 17:33:54,039 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-08 17:33:54,039 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-08 17:33:54,039 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-08 17:33:54,040 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-08 17:33:54,040 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-08 17:33:54,041 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-08 17:33:54,041 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-08 17:33:54,042 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-08 17:33:54,042 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-08 17:33:54,042 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-08 17:33:54,042 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-08 17:33:54,042 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-08 17:33:54,043 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-08 17:33:54,043 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-08 17:33:54,043 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-08 17:33:54,052 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-08 17:33:54,052 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-08 17:33:54,053 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-08 17:33:54,053 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-08 17:33:54,054 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-08 17:33:54,054 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-08 17:33:54,054 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-08 17:33:54,054 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-08 17:33:54,054 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-08 17:33:54,054 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-08 17:33:54,055 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-08 17:33:54,055 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-08 17:33:54,055 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-08 17:33:54,055 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-08 17:33:54,055 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-08 17:33:54,055 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-08 17:33:54,055 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-08 17:33:54,055 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-08 17:33:54,056 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-08 17:33:54,056 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-08 17:33:54,056 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-08 17:33:54,056 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-08 17:33:54,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-08 17:33:54,056 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-08 17:33:54,056 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-08 17:33:54,057 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-08 17:33:54,057 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-08 17:33:54,057 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-08 17:33:54,057 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-08 17:33:54,057 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_39fd4370-b3df-4533-90ef-c123779b65a5/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 -> 43cbcba3b52a19a4f3b50b9a2bc823d03105b297 [2018-12-08 17:33:54,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-08 17:33:54,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-08 17:33:54,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-08 17:33:54,088 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-08 17:33:54,088 INFO L276 PluginConnector]: CDTParser initialized [2018-12-08 17:33:54,089 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem02_label41_true-unreach-call_false-termination.c [2018-12-08 17:33:54,124 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/data/456378c80/abe77c7b53984dc0a7134fc83cfb6790/FLAG9f5caf37f [2018-12-08 17:33:54,583 INFO L307 CDTParser]: Found 1 translation units. [2018-12-08 17:33:54,583 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/sv-benchmarks/c/eca-rers2012/Problem02_label41_true-unreach-call_false-termination.c [2018-12-08 17:33:54,590 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/data/456378c80/abe77c7b53984dc0a7134fc83cfb6790/FLAG9f5caf37f [2018-12-08 17:33:54,599 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/data/456378c80/abe77c7b53984dc0a7134fc83cfb6790 [2018-12-08 17:33:54,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-08 17:33:54,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-08 17:33:54,602 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-08 17:33:54,602 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-08 17:33:54,604 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-08 17:33:54,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54724d61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54, skipping insertion in model container [2018-12-08 17:33:54,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,611 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-08 17:33:54,636 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-08 17:33:54,816 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:33:54,819 INFO L191 MainTranslator]: Completed pre-run [2018-12-08 17:33:54,908 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-08 17:33:54,918 INFO L195 MainTranslator]: Completed translation [2018-12-08 17:33:54,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54 WrapperNode [2018-12-08 17:33:54,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-08 17:33:54,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-08 17:33:54,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-08 17:33:54,919 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-08 17:33:54,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,932 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-08 17:33:54,956 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-08 17:33:54,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-08 17:33:54,956 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-08 17:33:54,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,972 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,981 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... [2018-12-08 17:33:54,984 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-08 17:33:54,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-08 17:33:54,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-08 17:33:54,984 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-08 17:33:54,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.12 05:33:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/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 [2018-12-08 17:33:55,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-08 17:33:55,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-08 17:33:55,960 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-08 17:33:55,960 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-08 17:33:55,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:33:55 BoogieIcfgContainer [2018-12-08 17:33:55,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-08 17:33:55,961 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-08 17:33:55,961 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-08 17:33:55,968 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-08 17:33:55,968 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:33:55" (1/1) ... [2018-12-08 17:33:55,975 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-08 17:33:55,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:55,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2018-12-08 17:33:55,998 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2018-12-08 17:33:56,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2018-12-08 17:33:56,001 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:56,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:56,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 163 states and 242 transitions. [2018-12-08 17:33:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2018-12-08 17:33:56,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-12-08 17:33:56,558 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:56,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:56,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:56,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:56,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 242 states and 332 transitions. [2018-12-08 17:33:56,982 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 332 transitions. [2018-12-08 17:33:56,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-12-08 17:33:56,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:57,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:57,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:57,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:57,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 246 states and 338 transitions. [2018-12-08 17:33:57,169 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 338 transitions. [2018-12-08 17:33:57,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 17:33:57,170 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:57,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-08 17:33:57,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:57,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 255 states and 354 transitions. [2018-12-08 17:33:57,372 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 354 transitions. [2018-12-08 17:33:57,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-12-08 17:33:57,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:57,400 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:57,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:57,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 264 states and 370 transitions. [2018-12-08 17:33:57,526 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 370 transitions. [2018-12-08 17:33:57,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2018-12-08 17:33:57,527 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:57,544 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:57,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:57,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 267 states and 373 transitions. [2018-12-08 17:33:57,560 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 373 transitions. [2018-12-08 17:33:57,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2018-12-08 17:33:57,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:57,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:57,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:57,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 271 states and 378 transitions. [2018-12-08 17:33:57,742 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 378 transitions. [2018-12-08 17:33:57,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 17:33:57,742 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:57,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:57,759 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:33:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 275 states and 386 transitions. [2018-12-08 17:33:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 386 transitions. [2018-12-08 17:33:57,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-12-08 17:33:57,927 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:57,940 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:33:58,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:58,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 278 states and 389 transitions. [2018-12-08 17:33:58,003 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 389 transitions. [2018-12-08 17:33:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-08 17:33:58,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:58,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:58,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 295 states and 419 transitions. [2018-12-08 17:33:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 419 transitions. [2018-12-08 17:33:58,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-12-08 17:33:58,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:58,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:58,370 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:58,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:58,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 302 states and 427 transitions. [2018-12-08 17:33:58,449 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 427 transitions. [2018-12-08 17:33:58,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-08 17:33:58,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:58,471 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:58,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:58,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 304 states and 429 transitions. [2018-12-08 17:33:58,484 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 429 transitions. [2018-12-08 17:33:58,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:33:58,485 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:58,498 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:58,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:58,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 308 states and 438 transitions. [2018-12-08 17:33:58,696 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 438 transitions. [2018-12-08 17:33:58,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:33:58,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:58,712 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:58,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:58,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 311 states and 442 transitions. [2018-12-08 17:33:58,797 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 442 transitions. [2018-12-08 17:33:58,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2018-12-08 17:33:58,799 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:58,826 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:58,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:58,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 314 states and 445 transitions. [2018-12-08 17:33:58,946 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 445 transitions. [2018-12-08 17:33:58,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-08 17:33:58,946 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:59,025 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:33:59,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:59,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 337 states and 476 transitions. [2018-12-08 17:33:59,496 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 476 transitions. [2018-12-08 17:33:59,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-12-08 17:33:59,497 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:59,567 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:33:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:33:59,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 341 states and 483 transitions. [2018-12-08 17:33:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 483 transitions. [2018-12-08 17:33:59,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:33:59,705 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:33:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:33:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:00,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:00,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 363 states and 514 transitions. [2018-12-08 17:34:00,514 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 514 transitions. [2018-12-08 17:34:00,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:34:00,515 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 366 states and 517 transitions. [2018-12-08 17:34:00,696 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 517 transitions. [2018-12-08 17:34:00,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:34:00,697 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:00,773 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:00,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 369 states and 520 transitions. [2018-12-08 17:34:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 520 transitions. [2018-12-08 17:34:00,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-08 17:34:00,894 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:00,964 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:01,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:01,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 372 states and 523 transitions. [2018-12-08 17:34:01,071 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 523 transitions. [2018-12-08 17:34:01,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:34:01,072 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:01,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:01,086 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:01,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:01,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 377 states and 527 transitions. [2018-12-08 17:34:01,152 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 527 transitions. [2018-12-08 17:34:01,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-12-08 17:34:01,152 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:01,166 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:01,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:01,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 386 states and 540 transitions. [2018-12-08 17:34:01,373 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 540 transitions. [2018-12-08 17:34:01,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:34:01,374 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:01,450 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:01,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:01,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 392 states and 552 transitions. [2018-12-08 17:34:01,673 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 552 transitions. [2018-12-08 17:34:01,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:34:01,674 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:01,933 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:03,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 424 states and 597 transitions. [2018-12-08 17:34:03,226 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 597 transitions. [2018-12-08 17:34:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:34:03,226 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:03,248 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 39 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:03,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:03,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 427 states and 600 transitions. [2018-12-08 17:34:03,441 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 600 transitions. [2018-12-08 17:34:03,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-12-08 17:34:03,442 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:03,453 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 17:34:03,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:03,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 432 states and 605 transitions. [2018-12-08 17:34:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 605 transitions. [2018-12-08 17:34:03,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2018-12-08 17:34:03,532 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:03,601 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:03,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 438 states and 610 transitions. [2018-12-08 17:34:03,703 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 610 transitions. [2018-12-08 17:34:03,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-08 17:34:03,704 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:03,717 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:03,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:03,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 442 states and 614 transitions. [2018-12-08 17:34:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 614 transitions. [2018-12-08 17:34:03,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-12-08 17:34:03,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:03,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:03,806 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:03,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 443 states and 615 transitions. [2018-12-08 17:34:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 615 transitions. [2018-12-08 17:34:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 17:34:03,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:03,830 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:04,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:04,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 456 states and 630 transitions. [2018-12-08 17:34:04,277 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 630 transitions. [2018-12-08 17:34:04,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-12-08 17:34:04,278 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 17:34:04,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:04,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 463 states and 638 transitions. [2018-12-08 17:34:04,556 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 638 transitions. [2018-12-08 17:34:04,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-12-08 17:34:04,556 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:04,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:04,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 477 states and 654 transitions. [2018-12-08 17:34:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 654 transitions. [2018-12-08 17:34:04,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-12-08 17:34:04,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:04,876 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:05,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:05,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 492 states and 672 transitions. [2018-12-08 17:34:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 672 transitions. [2018-12-08 17:34:05,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-12-08 17:34:05,073 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:05,089 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:05,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:05,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 504 states and 684 transitions. [2018-12-08 17:34:05,350 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 684 transitions. [2018-12-08 17:34:05,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-08 17:34:05,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:05,364 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:05,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 507 states and 687 transitions. [2018-12-08 17:34:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 687 transitions. [2018-12-08 17:34:05,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-12-08 17:34:05,389 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:05,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:34:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 510 states and 689 transitions. [2018-12-08 17:34:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 689 transitions. [2018-12-08 17:34:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 17:34:05,488 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:07,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:07,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 534 states and 721 transitions. [2018-12-08 17:34:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 721 transitions. [2018-12-08 17:34:07,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 17:34:07,086 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:07,109 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:07,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:07,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 546 states and 732 transitions. [2018-12-08 17:34:07,319 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 732 transitions. [2018-12-08 17:34:07,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2018-12-08 17:34:07,320 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:07,364 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:07,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:07,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 559 states and 745 transitions. [2018-12-08 17:34:07,802 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 745 transitions. [2018-12-08 17:34:07,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 17:34:07,803 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:07,818 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:08,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:08,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 569 states and 756 transitions. [2018-12-08 17:34:08,232 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 756 transitions. [2018-12-08 17:34:08,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 17:34:08,233 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:08,248 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:08,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:08,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 570 states and 757 transitions. [2018-12-08 17:34:08,418 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 757 transitions. [2018-12-08 17:34:08,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 17:34:08,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:08,443 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 573 states and 759 transitions. [2018-12-08 17:34:08,559 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 759 transitions. [2018-12-08 17:34:08,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 17:34:08,559 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:08,629 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:08,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:08,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 585 states and 774 transitions. [2018-12-08 17:34:08,816 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 774 transitions. [2018-12-08 17:34:08,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 17:34:08,816 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:08,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:08,890 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:09,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:09,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 588 states and 777 transitions. [2018-12-08 17:34:09,053 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 777 transitions. [2018-12-08 17:34:09,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 17:34:09,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:09,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:09,127 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:09,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:09,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 602 states and 795 transitions. [2018-12-08 17:34:09,637 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 795 transitions. [2018-12-08 17:34:09,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 17:34:09,637 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:09,706 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:09,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:09,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 605 states and 798 transitions. [2018-12-08 17:34:09,865 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 798 transitions. [2018-12-08 17:34:09,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-12-08 17:34:09,865 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:09,939 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:10,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:10,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 608 states and 801 transitions. [2018-12-08 17:34:10,119 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 801 transitions. [2018-12-08 17:34:10,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-08 17:34:10,120 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:10,163 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 17:34:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 623 states and 819 transitions. [2018-12-08 17:34:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 819 transitions. [2018-12-08 17:34:10,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-12-08 17:34:10,473 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:34:10,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:10,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 627 states and 826 transitions. [2018-12-08 17:34:10,983 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 826 transitions. [2018-12-08 17:34:10,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-12-08 17:34:10,984 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:10,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:11,002 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:34:11,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:11,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 634 states and 835 transitions. [2018-12-08 17:34:11,360 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 835 transitions. [2018-12-08 17:34:11,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 17:34:11,360 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:11,384 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:34:11,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:11,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 648 states and 849 transitions. [2018-12-08 17:34:11,669 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 849 transitions. [2018-12-08 17:34:11,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2018-12-08 17:34:11,669 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 75 proven. 8 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-12-08 17:34:12,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:12,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 682 states and 885 transitions. [2018-12-08 17:34:12,261 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 885 transitions. [2018-12-08 17:34:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-08 17:34:12,261 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:12,276 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:34:12,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:12,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 686 states and 890 transitions. [2018-12-08 17:34:12,400 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 890 transitions. [2018-12-08 17:34:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 17:34:12,400 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:12,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:12,486 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:13,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:13,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 708 states and 920 transitions. [2018-12-08 17:34:13,350 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 920 transitions. [2018-12-08 17:34:13,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 17:34:13,350 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:13,428 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:13,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:13,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 711 states and 923 transitions. [2018-12-08 17:34:13,630 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 923 transitions. [2018-12-08 17:34:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 17:34:13,631 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:13,715 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:13,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 714 states and 926 transitions. [2018-12-08 17:34:13,891 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 926 transitions. [2018-12-08 17:34:13,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 17:34:13,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:13,908 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 17:34:14,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:14,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 737 states and 952 transitions. [2018-12-08 17:34:14,032 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 952 transitions. [2018-12-08 17:34:14,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-08 17:34:14,033 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:14,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 755 states and 972 transitions. [2018-12-08 17:34:14,222 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 972 transitions. [2018-12-08 17:34:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 17:34:14,222 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:14,246 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:14,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:14,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 794 states and 1015 transitions. [2018-12-08 17:34:14,996 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1015 transitions. [2018-12-08 17:34:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-12-08 17:34:14,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:15,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:15,020 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:15,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:15,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 796 states and 1016 transitions. [2018-12-08 17:34:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1016 transitions. [2018-12-08 17:34:15,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 17:34:15,186 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:15,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:15,269 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 17:34:15,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:15,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 808 states and 1028 transitions. [2018-12-08 17:34:15,372 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1028 transitions. [2018-12-08 17:34:15,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 17:34:15,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:15,747 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:18,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 874 states and 1109 transitions. [2018-12-08 17:34:18,519 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1109 transitions. [2018-12-08 17:34:18,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 17:34:18,520 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:18,565 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:18,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:18,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 877 states and 1112 transitions. [2018-12-08 17:34:18,824 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1112 transitions. [2018-12-08 17:34:18,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-12-08 17:34:18,824 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:18,865 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:19,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:19,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 880 states and 1115 transitions. [2018-12-08 17:34:19,095 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1115 transitions. [2018-12-08 17:34:19,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-12-08 17:34:19,096 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:19,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:19,116 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:20,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:20,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 904 states and 1141 transitions. [2018-12-08 17:34:20,532 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1141 transitions. [2018-12-08 17:34:20,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2018-12-08 17:34:20,533 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:20,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:20,576 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:20,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 908 states and 1150 transitions. [2018-12-08 17:34:20,957 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1150 transitions. [2018-12-08 17:34:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 17:34:20,957 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:21,279 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 81 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 17:34:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:24,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 967 states and 1218 transitions. [2018-12-08 17:34:24,586 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 1218 transitions. [2018-12-08 17:34:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 17:34:24,587 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:24,761 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:26,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 993 states and 1254 transitions. [2018-12-08 17:34:26,840 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1254 transitions. [2018-12-08 17:34:26,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 17:34:26,841 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:26,860 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-08 17:34:27,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:27,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 1021 states and 1287 transitions. [2018-12-08 17:34:27,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1287 transitions. [2018-12-08 17:34:27,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 17:34:27,042 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:27,082 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:27,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1034 states and 1299 transitions. [2018-12-08 17:34:27,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1299 transitions. [2018-12-08 17:34:27,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 17:34:27,901 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:27,955 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:28,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:28,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1062 states and 1328 transitions. [2018-12-08 17:34:28,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1062 states and 1328 transitions. [2018-12-08 17:34:28,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 17:34:28,985 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:29,031 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 78 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:29,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:29,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1074 states and 1339 transitions. [2018-12-08 17:34:29,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1074 states and 1339 transitions. [2018-12-08 17:34:29,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 17:34:29,375 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:29,396 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:34:29,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1076 states and 1342 transitions. [2018-12-08 17:34:29,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1342 transitions. [2018-12-08 17:34:29,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 17:34:29,750 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:29,770 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:34:29,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:29,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1085 states and 1350 transitions. [2018-12-08 17:34:29,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1350 transitions. [2018-12-08 17:34:29,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-12-08 17:34:29,937 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:29,957 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-12-08 17:34:30,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:30,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1088 states and 1352 transitions. [2018-12-08 17:34:30,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 1352 transitions. [2018-12-08 17:34:30,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 17:34:30,088 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:30,186 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:34:30,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:30,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1112 states and 1378 transitions. [2018-12-08 17:34:30,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 1378 transitions. [2018-12-08 17:34:30,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-12-08 17:34:30,616 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:30,723 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 76 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-08 17:34:30,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:30,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1125 states and 1391 transitions. [2018-12-08 17:34:30,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1391 transitions. [2018-12-08 17:34:30,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 17:34:30,955 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:30,973 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:31,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:31,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1126 states and 1393 transitions. [2018-12-08 17:34:31,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1393 transitions. [2018-12-08 17:34:31,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-12-08 17:34:31,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:31,220 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:31,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:31,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1129 states and 1396 transitions. [2018-12-08 17:34:31,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1396 transitions. [2018-12-08 17:34:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 17:34:31,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:31,421 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:34:31,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:31,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1134 states and 1400 transitions. [2018-12-08 17:34:31,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 1400 transitions. [2018-12-08 17:34:31,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-12-08 17:34:31,560 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:31,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:31,581 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:34:31,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:31,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1411 states to 1146 states and 1411 transitions. [2018-12-08 17:34:31,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1411 transitions. [2018-12-08 17:34:31,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 17:34:31,730 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:31,750 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:31,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:31,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 1150 states and 1415 transitions. [2018-12-08 17:34:31,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1415 transitions. [2018-12-08 17:34:31,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-08 17:34:31,776 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:31,808 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-12-08 17:34:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:31,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1151 states and 1416 transitions. [2018-12-08 17:34:31,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1416 transitions. [2018-12-08 17:34:31,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-12-08 17:34:31,847 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:31,872 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:32,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:32,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1171 states and 1439 transitions. [2018-12-08 17:34:32,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1439 transitions. [2018-12-08 17:34:32,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 17:34:32,243 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:32,695 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:35,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1182 states and 1460 transitions. [2018-12-08 17:34:35,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1460 transitions. [2018-12-08 17:34:35,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 17:34:35,130 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:35,171 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:35,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:35,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 1185 states and 1463 transitions. [2018-12-08 17:34:35,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1463 transitions. [2018-12-08 17:34:35,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 17:34:35,484 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:35,525 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 128 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:35,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:35,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 1188 states and 1466 transitions. [2018-12-08 17:34:35,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1466 transitions. [2018-12-08 17:34:35,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2018-12-08 17:34:35,826 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:35,846 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:35,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1192 states and 1471 transitions. [2018-12-08 17:34:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1471 transitions. [2018-12-08 17:34:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 17:34:35,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:35,890 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-08 17:34:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:36,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1197 states and 1475 transitions. [2018-12-08 17:34:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1475 transitions. [2018-12-08 17:34:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2018-12-08 17:34:36,287 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:36,312 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2018-12-08 17:34:38,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1221 states and 1499 transitions. [2018-12-08 17:34:38,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1499 transitions. [2018-12-08 17:34:38,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-12-08 17:34:38,048 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:38,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:38,075 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 84 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-08 17:34:38,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:38,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1242 states and 1526 transitions. [2018-12-08 17:34:38,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1526 transitions. [2018-12-08 17:34:38,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-12-08 17:34:38,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:38,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:38,858 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:43,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:43,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1287 states and 1575 transitions. [2018-12-08 17:34:43,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1287 states and 1575 transitions. [2018-12-08 17:34:43,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2018-12-08 17:34:43,392 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:43,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:43,451 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 17:34:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:43,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1320 states and 1612 transitions. [2018-12-08 17:34:43,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 1612 transitions. [2018-12-08 17:34:43,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-12-08 17:34:43,859 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:43,885 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-08 17:34:43,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:43,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1326 states and 1617 transitions. [2018-12-08 17:34:43,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1617 transitions. [2018-12-08 17:34:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-12-08 17:34:43,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:43,952 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 97 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:34:44,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:44,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1334 states and 1625 transitions. [2018-12-08 17:34:44,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1625 transitions. [2018-12-08 17:34:44,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-08 17:34:44,494 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:44,589 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:34:44,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:44,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1337 states and 1628 transitions. [2018-12-08 17:34:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1628 transitions. [2018-12-08 17:34:44,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-08 17:34:44,665 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:44,686 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:45,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:45,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1378 states and 1675 transitions. [2018-12-08 17:34:45,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1675 transitions. [2018-12-08 17:34:45,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-12-08 17:34:45,883 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:45,909 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-08 17:34:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:46,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 1399 states and 1695 transitions. [2018-12-08 17:34:46,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1399 states and 1695 transitions. [2018-12-08 17:34:46,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-12-08 17:34:46,100 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:46,133 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 17:34:46,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:46,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1402 states and 1697 transitions. [2018-12-08 17:34:46,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1402 states and 1697 transitions. [2018-12-08 17:34:46,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 17:34:46,269 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:46,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:46,293 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-08 17:34:46,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:46,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1408 states and 1702 transitions. [2018-12-08 17:34:46,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1702 transitions. [2018-12-08 17:34:46,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 17:34:46,447 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:46,484 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:34:48,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:48,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1441 states and 1735 transitions. [2018-12-08 17:34:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1735 transitions. [2018-12-08 17:34:48,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 17:34:48,723 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:48,767 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-08 17:34:49,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:49,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1453 states and 1747 transitions. [2018-12-08 17:34:49,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1453 states and 1747 transitions. [2018-12-08 17:34:49,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 17:34:49,247 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:49,410 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:34:50,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:50,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1463 states and 1764 transitions. [2018-12-08 17:34:50,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 1764 transitions. [2018-12-08 17:34:50,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 17:34:50,418 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:50,440 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:34:50,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:50,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 1466 states and 1767 transitions. [2018-12-08 17:34:50,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 1767 transitions. [2018-12-08 17:34:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-12-08 17:34:50,708 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:50,731 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:34:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:50,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1469 states and 1770 transitions. [2018-12-08 17:34:50,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 1770 transitions. [2018-12-08 17:34:50,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 17:34:50,997 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:51,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:51,021 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-12-08 17:34:51,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:51,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 1472 states and 1773 transitions. [2018-12-08 17:34:51,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 1773 transitions. [2018-12-08 17:34:51,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 17:34:51,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:51,336 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:53,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:53,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1808 states to 1505 states and 1808 transitions. [2018-12-08 17:34:53,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 1808 transitions. [2018-12-08 17:34:53,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 17:34:53,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:53,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:34:53,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1514 states and 1818 transitions. [2018-12-08 17:34:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1818 transitions. [2018-12-08 17:34:53,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 17:34:53,895 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:34:54,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:54,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 1515 states and 1819 transitions. [2018-12-08 17:34:54,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1819 transitions. [2018-12-08 17:34:54,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 17:34:54,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:54,376 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 108 proven. 8 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2018-12-08 17:34:54,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:54,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 1538 states and 1841 transitions. [2018-12-08 17:34:54,658 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1841 transitions. [2018-12-08 17:34:54,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 17:34:54,659 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:54,694 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:55,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:55,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1549 states and 1854 transitions. [2018-12-08 17:34:55,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1854 transitions. [2018-12-08 17:34:55,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-12-08 17:34:55,842 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:55,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 99 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-08 17:34:56,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:56,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 1552 states and 1857 transitions. [2018-12-08 17:34:56,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1857 transitions. [2018-12-08 17:34:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-08 17:34:56,205 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:56,374 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2018-12-08 17:34:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:57,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1557 states and 1865 transitions. [2018-12-08 17:34:57,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1865 transitions. [2018-12-08 17:34:57,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-12-08 17:34:57,054 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:57,078 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 17:34:57,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:57,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1562 states and 1869 transitions. [2018-12-08 17:34:57,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1869 transitions. [2018-12-08 17:34:57,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 17:34:57,237 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:57,264 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:57,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:57,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1573 states and 1882 transitions. [2018-12-08 17:34:57,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1882 transitions. [2018-12-08 17:34:57,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 17:34:57,813 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:57,840 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:58,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:58,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1576 states and 1885 transitions. [2018-12-08 17:34:58,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1885 transitions. [2018-12-08 17:34:58,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2018-12-08 17:34:58,102 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:58,129 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 102 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:34:58,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:58,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1579 states and 1888 transitions. [2018-12-08 17:34:58,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1888 transitions. [2018-12-08 17:34:58,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-12-08 17:34:58,427 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:58,485 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2018-12-08 17:34:58,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:34:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1584 states and 1893 transitions. [2018-12-08 17:34:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1893 transitions. [2018-12-08 17:34:58,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-08 17:34:58,687 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:34:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:34:59,023 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:35:05,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:05,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1647 states and 1963 transitions. [2018-12-08 17:35:05,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 1963 transitions. [2018-12-08 17:35:05,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-12-08 17:35:05,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-08 17:35:06,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:06,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1653 states and 1973 transitions. [2018-12-08 17:35:06,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 1973 transitions. [2018-12-08 17:35:06,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 17:35:06,218 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:07,138 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 240 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:35:12,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:12,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1728 states and 2070 transitions. [2018-12-08 17:35:12,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2070 transitions. [2018-12-08 17:35:12,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-12-08 17:35:12,203 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 240 proven. 28 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:35:13,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:13,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1739 states and 2082 transitions. [2018-12-08 17:35:13,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2082 transitions. [2018-12-08 17:35:13,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 17:35:13,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:13,589 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:35:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:14,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1791 states and 2136 transitions. [2018-12-08 17:35:14,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2136 transitions. [2018-12-08 17:35:14,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 17:35:14,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:15,047 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 200 proven. 1 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2018-12-08 17:35:15,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1792 states and 2136 transitions. [2018-12-08 17:35:15,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2136 transitions. [2018-12-08 17:35:15,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 17:35:15,236 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:15,573 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:35:18,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:18,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1803 states and 2152 transitions. [2018-12-08 17:35:18,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2152 transitions. [2018-12-08 17:35:18,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2018-12-08 17:35:18,230 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:18,266 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:35:18,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:18,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1808 states and 2156 transitions. [2018-12-08 17:35:18,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2156 transitions. [2018-12-08 17:35:18,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 17:35:18,715 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:18,755 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-08 17:35:19,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:19,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1813 states and 2160 transitions. [2018-12-08 17:35:19,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2160 transitions. [2018-12-08 17:35:19,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2018-12-08 17:35:19,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:19,218 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2018-12-08 17:35:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1825 states and 2171 transitions. [2018-12-08 17:35:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2171 transitions. [2018-12-08 17:35:19,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 17:35:19,405 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:19,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:19,501 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 186 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:35:20,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:20,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1851 states and 2204 transitions. [2018-12-08 17:35:20,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2204 transitions. [2018-12-08 17:35:20,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 17:35:20,362 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:20,459 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 186 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:35:20,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:20,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1854 states and 2207 transitions. [2018-12-08 17:35:20,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2207 transitions. [2018-12-08 17:35:20,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 17:35:20,840 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:20,945 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 186 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:35:21,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:21,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1857 states and 2210 transitions. [2018-12-08 17:35:21,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2210 transitions. [2018-12-08 17:35:21,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 17:35:21,284 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:21,386 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 186 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-12-08 17:35:22,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:22,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1860 states and 2213 transitions. [2018-12-08 17:35:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2213 transitions. [2018-12-08 17:35:22,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2018-12-08 17:35:22,071 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:22,123 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-08 17:35:22,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:22,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1862 states and 2215 transitions. [2018-12-08 17:35:22,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2215 transitions. [2018-12-08 17:35:22,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 17:35:22,289 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:23,115 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 17:35:28,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:28,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1924 states and 2281 transitions. [2018-12-08 17:35:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2281 transitions. [2018-12-08 17:35:28,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 17:35:28,005 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 17:35:30,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:30,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1935 states and 2290 transitions. [2018-12-08 17:35:30,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2290 transitions. [2018-12-08 17:35:30,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 17:35:30,156 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:30,255 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 17:35:31,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:31,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1959 states and 2314 transitions. [2018-12-08 17:35:31,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 2314 transitions. [2018-12-08 17:35:31,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-08 17:35:31,965 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:31,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:32,058 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-12-08 17:35:32,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:32,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1969 states and 2323 transitions. [2018-12-08 17:35:32,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2323 transitions. [2018-12-08 17:35:32,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2018-12-08 17:35:32,975 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:33,005 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 266 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-12-08 17:35:33,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1973 states and 2328 transitions. [2018-12-08 17:35:33,241 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2328 transitions. [2018-12-08 17:35:33,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 17:35:33,242 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:33,275 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-08 17:35:34,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:34,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1996 states and 2352 transitions. [2018-12-08 17:35:34,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2352 transitions. [2018-12-08 17:35:34,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 17:35:34,055 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-08 17:35:36,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:36,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2027 states and 2383 transitions. [2018-12-08 17:35:36,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2383 transitions. [2018-12-08 17:35:36,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2018-12-08 17:35:36,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-12-08 17:35:36,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:36,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 2032 states and 2387 transitions. [2018-12-08 17:35:36,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2387 transitions. [2018-12-08 17:35:36,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 17:35:36,434 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:36,644 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 17:35:37,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:37,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2095 states and 2452 transitions. [2018-12-08 17:35:37,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2452 transitions. [2018-12-08 17:35:37,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2018-12-08 17:35:37,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 17:35:38,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:38,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2110 states and 2466 transitions. [2018-12-08 17:35:38,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2466 transitions. [2018-12-08 17:35:38,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-12-08 17:35:38,108 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:38,139 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-08 17:35:38,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:38,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2112 states and 2467 transitions. [2018-12-08 17:35:38,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2467 transitions. [2018-12-08 17:35:38,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 17:35:38,463 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:39,337 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-08 17:35:45,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:45,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2135 states and 2495 transitions. [2018-12-08 17:35:45,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2495 transitions. [2018-12-08 17:35:45,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 17:35:45,727 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:45,821 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-08 17:35:47,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:47,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2142 states and 2505 transitions. [2018-12-08 17:35:47,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2505 transitions. [2018-12-08 17:35:47,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 17:35:47,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:48,064 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-08 17:35:50,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:50,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2158 states and 2520 transitions. [2018-12-08 17:35:50,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2520 transitions. [2018-12-08 17:35:50,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 17:35:50,114 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:50,210 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-08 17:35:51,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:51,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2169 states and 2531 transitions. [2018-12-08 17:35:51,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2531 transitions. [2018-12-08 17:35:51,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2018-12-08 17:35:51,836 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:51,938 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2018-12-08 17:35:53,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:35:53,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2543 states to 2182 states and 2543 transitions. [2018-12-08 17:35:53,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2543 transitions. [2018-12-08 17:35:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 17:35:53,304 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:35:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:35:54,452 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 17:36:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:00,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2238 states and 2607 transitions. [2018-12-08 17:36:00,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2238 states and 2607 transitions. [2018-12-08 17:36:00,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 17:36:00,801 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:00,924 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 17:36:07,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:07,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2288 states and 2655 transitions. [2018-12-08 17:36:07,378 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 2655 transitions. [2018-12-08 17:36:07,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 17:36:07,379 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:07,501 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 17:36:08,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2291 states and 2658 transitions. [2018-12-08 17:36:08,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 2658 transitions. [2018-12-08 17:36:08,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-12-08 17:36:08,450 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:08,603 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-12-08 17:36:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2694 states to 2328 states and 2694 transitions. [2018-12-08 17:36:10,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2328 states and 2694 transitions. [2018-12-08 17:36:10,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 17:36:10,176 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:36:14,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:14,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2357 states and 2727 transitions. [2018-12-08 17:36:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 2727 transitions. [2018-12-08 17:36:14,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 17:36:14,795 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:36:15,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:15,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 2365 states and 2735 transitions. [2018-12-08 17:36:15,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 2735 transitions. [2018-12-08 17:36:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 17:36:15,792 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:16,105 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:36:18,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:18,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2749 states to 2375 states and 2749 transitions. [2018-12-08 17:36:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 2749 transitions. [2018-12-08 17:36:18,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 17:36:18,277 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:18,575 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 292 proven. 61 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-12-08 17:36:19,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:19,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 2379 states and 2753 transitions. [2018-12-08 17:36:19,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2753 transitions. [2018-12-08 17:36:19,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 17:36:19,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:19,422 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 17:36:21,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:21,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2801 states to 2421 states and 2801 transitions. [2018-12-08 17:36:21,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2421 states and 2801 transitions. [2018-12-08 17:36:21,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-12-08 17:36:21,080 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:21,176 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-08 17:36:21,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:21,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2813 states to 2434 states and 2813 transitions. [2018-12-08 17:36:21,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 2813 transitions. [2018-12-08 17:36:21,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 17:36:21,549 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:22,895 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 17:36:25,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:25,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2828 states to 2448 states and 2828 transitions. [2018-12-08 17:36:25,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2448 states and 2828 transitions. [2018-12-08 17:36:25,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 17:36:25,566 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:25,674 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 17:36:27,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:27,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 2460 states and 2840 transitions. [2018-12-08 17:36:27,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2840 transitions. [2018-12-08 17:36:27,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 17:36:27,255 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:27,363 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 17:36:27,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:27,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2470 states and 2849 transitions. [2018-12-08 17:36:27,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 2849 transitions. [2018-12-08 17:36:27,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 17:36:27,994 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:28,140 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 17:36:32,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:32,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2503 states and 2883 transitions. [2018-12-08 17:36:32,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 2883 transitions. [2018-12-08 17:36:32,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2018-12-08 17:36:32,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:32,124 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 258 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-12-08 17:36:33,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2515 states and 2894 transitions. [2018-12-08 17:36:33,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 2894 transitions. [2018-12-08 17:36:33,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-08 17:36:33,184 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:33,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:33,231 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 17:36:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:36,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 2539 states and 2932 transitions. [2018-12-08 17:36:36,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 2932 transitions. [2018-12-08 17:36:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-08 17:36:36,097 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:36,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:36,144 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 17:36:37,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:37,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2940 states to 2547 states and 2940 transitions. [2018-12-08 17:36:37,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 2940 transitions. [2018-12-08 17:36:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-08 17:36:37,324 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:37,372 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 17:36:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2557 states and 2951 transitions. [2018-12-08 17:36:38,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 2951 transitions. [2018-12-08 17:36:38,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-12-08 17:36:38,608 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 307 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-08 17:36:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2955 states to 2562 states and 2955 transitions. [2018-12-08 17:36:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 2955 transitions. [2018-12-08 17:36:39,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 17:36:39,124 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:39,276 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 17:36:46,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:46,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 2663 states and 3074 transitions. [2018-12-08 17:36:46,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 3074 transitions. [2018-12-08 17:36:46,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 17:36:46,256 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:46,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:46,406 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 17:36:47,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 2667 states and 3086 transitions. [2018-12-08 17:36:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 3086 transitions. [2018-12-08 17:36:47,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-12-08 17:36:47,480 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:47,621 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 195 proven. 15 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-12-08 17:36:47,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3087 states to 2669 states and 3087 transitions. [2018-12-08 17:36:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2669 states and 3087 transitions. [2018-12-08 17:36:47,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-12-08 17:36:47,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:47,963 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 200 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2018-12-08 17:36:48,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:48,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 2673 states and 3091 transitions. [2018-12-08 17:36:48,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 3091 transitions. [2018-12-08 17:36:48,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2018-12-08 17:36:48,796 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:48,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:48,862 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 305 proven. 2 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2018-12-08 17:36:49,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:49,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 2683 states and 3100 transitions. [2018-12-08 17:36:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 3100 transitions. [2018-12-08 17:36:49,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-08 17:36:49,127 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:49,203 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 17:36:49,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:49,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2720 states and 3137 transitions. [2018-12-08 17:36:49,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2720 states and 3137 transitions. [2018-12-08 17:36:49,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2018-12-08 17:36:49,732 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-08 17:36:49,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-08 17:36:49,849 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 475 proven. 4 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-12-08 17:36:49,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-08 17:36:49,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 2539 states and 2934 transitions. [2018-12-08 17:36:49,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 2934 transitions. [2018-12-08 17:36:49,905 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-08 17:36:49,905 WARN L428 CodeCheckObserver]: This Program is SAFE, Check terminated with 177 iterations. [2018-12-08 17:36:49,912 INFO L779 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-12-08 17:36:50,050 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 43 [2018-12-08 17:36:50,292 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 17 [2018-12-08 17:36:50,439 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2018-12-08 17:36:50,557 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-08 17:36:50,951 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 17 [2018-12-08 17:36:51,066 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-12-08 17:36:51,592 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-08 17:36:51,713 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 17:36:51,837 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 17:36:52,052 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-08 17:36:52,184 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-12-08 17:36:52,286 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 17 [2018-12-08 17:36:52,689 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 45 [2018-12-08 17:36:52,862 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 17 [2018-12-08 17:36:53,031 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-08 17:36:53,197 WARN L180 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 17 [2018-12-08 17:36:53,424 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-08 17:36:53,659 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-08 17:36:53,926 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 43 [2018-12-08 17:36:54,072 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 17 [2018-12-08 17:36:54,299 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2018-12-08 17:36:54,595 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 17 [2018-12-08 17:36:54,959 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 17 [2018-12-08 17:36:55,103 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-12-08 17:36:55,257 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 17 [2018-12-08 17:36:55,560 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 17 [2018-12-08 17:36:55,701 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 43 [2018-12-08 17:36:56,018 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 17 [2018-12-08 17:36:56,140 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 17 [2018-12-08 17:36:56,271 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 17 [2018-12-08 17:36:56,478 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 44 [2018-12-08 17:36:56,653 INFO L583 CodeCheckObserver]: Invariant with dag size 1 [2018-12-08 17:36:56,655 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-08 17:36:56,659 INFO L583 CodeCheckObserver]: Invariant with dag size 17 [2018-12-08 17:36:56,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.12 05:36:56 ImpRootNode [2018-12-08 17:36:56,660 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-08 17:36:56,660 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-08 17:36:56,660 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-08 17:36:56,660 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-08 17:36:56,661 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.12 05:33:55" (3/4) ... [2018-12-08 17:36:56,663 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-08 17:36:56,674 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 109 nodes and edges [2018-12-08 17:36:56,674 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-12-08 17:36:56,675 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-12-08 17:36:56,675 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-08 17:36:56,731 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_39fd4370-b3df-4533-90ef-c123779b65a5/bin-2019/ukojak/witness.graphml [2018-12-08 17:36:56,731 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-08 17:36:56,731 INFO L168 Benchmark]: Toolchain (without parser) took 182130.17 ms. Allocated memory was 1.0 GB in the beginning and 2.6 GB in the end (delta: 1.6 GB). Free memory was 946.3 MB in the beginning and 902.2 MB in the end (delta: 44.1 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-08 17:36:56,732 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-08 17:36:56,732 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 946.3 MB in the beginning and 1.2 GB in the end (delta: -207.9 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:56,732 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:56,732 INFO L168 Benchmark]: Boogie Preprocessor took 27.95 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:56,733 INFO L168 Benchmark]: RCFGBuilder took 976.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 923.3 MB in the end (delta: 220.9 MB). Peak memory consumption was 220.9 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:56,733 INFO L168 Benchmark]: CodeCheck took 180698.89 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 923.3 MB in the beginning and 934.9 MB in the end (delta: -11.6 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-08 17:36:56,733 INFO L168 Benchmark]: Witness Printer took 70.66 ms. Allocated memory is still 2.6 GB. Free memory was 934.9 MB in the beginning and 902.2 MB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2018-12-08 17:36:56,734 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 227 locations, 1 error locations. SAFE Result, 173.9s OverallTime, 177 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: -838328928 SDtfs, -965231592 SDslu, -734996112 SDs, 0 SdLazy, 583036832 SolverSat, 504297216 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 531.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 202605 GetRequests, 197093 SyntacticMatches, 4034 SemanticMatches, 1478 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1696691 ImplicationChecksByTransitivity, 155.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 31102 NumberOfCodeBlocks, 31102 NumberOfCodeBlocksAsserted, 176 NumberOfCheckSat, 30926 ConstructedInterpolants, 0 QuantifiedInterpolants, 26912971 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 176 InterpolantComputations, 123 PerfectInterpolantSequences, 27147/27865 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: 442]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (!(a28 == 8) && !(a28 == 9))) || (a28 == 9 && !(a17 == 9)) - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (!(a11 == 1) || (a28 == 9 && !(a17 == 9))) || (!(a28 == 8) && !(a28 == 9)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 315.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 946.3 MB in the beginning and 1.2 GB in the end (delta: -207.9 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.46 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.95 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 976.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 923.3 MB in the end (delta: 220.9 MB). Peak memory consumption was 220.9 MB. Max. memory is 11.5 GB. * CodeCheck took 180698.89 ms. Allocated memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: 1.5 GB). Free memory was 923.3 MB in the beginning and 934.9 MB in the end (delta: -11.6 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 70.66 ms. Allocated memory is still 2.6 GB. Free memory was 934.9 MB in the beginning and 902.2 MB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...