./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/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 a91f469417fecfcde25fa5a52b02f071d3462166 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 00:42:15,863 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 00:42:15,864 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 00:42:15,873 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 00:42:15,873 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 00:42:15,874 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 00:42:15,875 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 00:42:15,876 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 00:42:15,878 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 00:42:15,878 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 00:42:15,879 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 00:42:15,879 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 00:42:15,880 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 00:42:15,881 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 00:42:15,882 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 00:42:15,882 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 00:42:15,883 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 00:42:15,885 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 00:42:15,886 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 00:42:15,887 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 00:42:15,888 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 00:42:15,889 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 00:42:15,891 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 00:42:15,891 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 00:42:15,891 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 00:42:15,892 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 00:42:15,893 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 00:42:15,894 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 00:42:15,894 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 00:42:15,895 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 00:42:15,895 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 00:42:15,896 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 00:42:15,896 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 00:42:15,897 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 00:42:15,897 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 00:42:15,898 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 00:42:15,898 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-23 00:42:15,910 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 00:42:15,911 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 00:42:15,911 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 00:42:15,912 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-23 00:42:15,912 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 00:42:15,912 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 00:42:15,913 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 00:42:15,913 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 00:42:15,913 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 00:42:15,913 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 00:42:15,913 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 00:42:15,913 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 00:42:15,914 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 00:42:15,914 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 00:42:15,914 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 00:42:15,914 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 00:42:15,914 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 00:42:15,914 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 00:42:15,914 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-23 00:42:15,914 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-23 00:42:15,914 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 00:42:15,915 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 00:42:15,915 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 00:42:15,915 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 00:42:15,915 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 00:42:15,915 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 00:42:15,915 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-23 00:42:15,916 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 00:42:15,916 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 00:42:15,916 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_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/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 -> a91f469417fecfcde25fa5a52b02f071d3462166 [2018-11-23 00:42:15,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 00:42:15,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 00:42:15,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 00:42:15,962 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 00:42:15,963 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 00:42:15,963 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/../../sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c [2018-11-23 00:42:16,015 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/data/20925262c/69d6754cdf9a41caa1fdffbca72fa7a4/FLAGc4c846ef8 [2018-11-23 00:42:16,424 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 00:42:16,425 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/sv-benchmarks/c/eca-rers2012/Problem01_label03_true-unreach-call_false-termination.c [2018-11-23 00:42:16,435 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/data/20925262c/69d6754cdf9a41caa1fdffbca72fa7a4/FLAGc4c846ef8 [2018-11-23 00:42:16,799 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/data/20925262c/69d6754cdf9a41caa1fdffbca72fa7a4 [2018-11-23 00:42:16,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 00:42:16,805 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 00:42:16,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 00:42:16,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 00:42:16,809 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 00:42:16,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:42:16" (1/1) ... [2018-11-23 00:42:16,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17cfd07b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:16, skipping insertion in model container [2018-11-23 00:42:16,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:42:16" (1/1) ... [2018-11-23 00:42:16,820 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 00:42:16,866 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 00:42:17,158 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:42:17,162 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 00:42:17,242 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 00:42:17,257 INFO L195 MainTranslator]: Completed translation [2018-11-23 00:42:17,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17 WrapperNode [2018-11-23 00:42:17,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 00:42:17,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 00:42:17,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 00:42:17,259 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 00:42:17,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... [2018-11-23 00:42:17,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... [2018-11-23 00:42:17,384 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 00:42:17,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 00:42:17,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 00:42:17,384 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 00:42:17,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... [2018-11-23 00:42:17,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... [2018-11-23 00:42:17,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... [2018-11-23 00:42:17,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... [2018-11-23 00:42:17,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... [2018-11-23 00:42:17,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... [2018-11-23 00:42:17,427 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... [2018-11-23 00:42:17,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 00:42:17,432 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 00:42:17,432 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 00:42:17,433 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 00:42:17,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:42:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-23 00:42:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 00:42:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 00:42:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 00:42:19,148 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 00:42:19,148 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-11-23 00:42:19,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:42:19 BoogieIcfgContainer [2018-11-23 00:42:19,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 00:42:19,149 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-23 00:42:19,149 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-23 00:42:19,158 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-23 00:42:19,158 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:42:19" (1/1) ... [2018-11-23 00:42:19,168 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 00:42:19,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:19,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2018-11-23 00:42:19,199 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2018-11-23 00:42:19,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 00:42:19,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:19,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:19,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:19,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 145 states and 221 transitions. [2018-11-23 00:42:19,936 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 221 transitions. [2018-11-23 00:42:19,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-11-23 00:42:19,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:20,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:20,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 149 states and 226 transitions. [2018-11-23 00:42:20,220 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 226 transitions. [2018-11-23 00:42:20,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-23 00:42:20,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:20,285 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:20,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:20,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 154 states and 236 transitions. [2018-11-23 00:42:20,415 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 236 transitions. [2018-11-23 00:42:20,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 00:42:20,417 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:20,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:20,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:20,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:20,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 224 states and 321 transitions. [2018-11-23 00:42:20,899 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 321 transitions. [2018-11-23 00:42:20,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-11-23 00:42:20,900 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:21,011 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:21,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:21,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 234 states and 337 transitions. [2018-11-23 00:42:21,364 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 337 transitions. [2018-11-23 00:42:21,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 00:42:21,370 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:21,444 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 00:42:21,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:21,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 245 states and 355 transitions. [2018-11-23 00:42:21,993 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 355 transitions. [2018-11-23 00:42:21,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 00:42:21,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:22,030 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 00:42:22,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:22,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 250 states and 361 transitions. [2018-11-23 00:42:22,221 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 361 transitions. [2018-11-23 00:42:22,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2018-11-23 00:42:22,222 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:22,254 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 00:42:22,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:22,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 253 states and 364 transitions. [2018-11-23 00:42:22,371 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 364 transitions. [2018-11-23 00:42:22,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-23 00:42:22,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:22,403 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 00:42:22,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:22,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 264 states and 377 transitions. [2018-11-23 00:42:22,553 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 377 transitions. [2018-11-23 00:42:22,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 00:42:22,554 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:22,590 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:23,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:23,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 273 states and 391 transitions. [2018-11-23 00:42:23,037 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 391 transitions. [2018-11-23 00:42:23,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-23 00:42:23,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:23,057 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:23,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:23,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 275 states and 393 transitions. [2018-11-23 00:42:23,090 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 393 transitions. [2018-11-23 00:42:23,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 00:42:23,091 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:23,139 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-23 00:42:23,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:23,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 283 states and 402 transitions. [2018-11-23 00:42:23,273 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 402 transitions. [2018-11-23 00:42:23,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-23 00:42:23,274 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:23,420 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:23,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:23,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 288 states and 408 transitions. [2018-11-23 00:42:23,839 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 408 transitions. [2018-11-23 00:42:23,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 00:42:23,840 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:23,924 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 00:42:24,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:24,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 301 states and 429 transitions. [2018-11-23 00:42:24,483 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 429 transitions. [2018-11-23 00:42:24,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 00:42:24,483 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:24,513 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 00:42:24,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:24,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 306 states and 435 transitions. [2018-11-23 00:42:24,815 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 435 transitions. [2018-11-23 00:42:24,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 00:42:24,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:24,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:24,844 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 00:42:24,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:24,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 309 states and 438 transitions. [2018-11-23 00:42:24,996 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 438 transitions. [2018-11-23 00:42:24,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2018-11-23 00:42:24,997 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:25,015 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:25,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:25,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 328 states and 459 transitions. [2018-11-23 00:42:25,333 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 459 transitions. [2018-11-23 00:42:25,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2018-11-23 00:42:25,334 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:25,369 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 00:42:25,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:25,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 345 states and 478 transitions. [2018-11-23 00:42:25,683 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 478 transitions. [2018-11-23 00:42:25,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 00:42:25,684 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:25,830 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:26,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:26,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 375 states and 512 transitions. [2018-11-23 00:42:26,495 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 512 transitions. [2018-11-23 00:42:26,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 00:42:26,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:26,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:26,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 389 states and 526 transitions. [2018-11-23 00:42:26,910 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 526 transitions. [2018-11-23 00:42:26,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 00:42:26,911 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:27,236 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:28,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:28,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 411 states and 553 transitions. [2018-11-23 00:42:28,421 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 553 transitions. [2018-11-23 00:42:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2018-11-23 00:42:28,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:28,527 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:28,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:28,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 416 states and 558 transitions. [2018-11-23 00:42:28,908 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 558 transitions. [2018-11-23 00:42:28,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 00:42:28,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:28,939 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 00:42:29,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:29,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 424 states and 570 transitions. [2018-11-23 00:42:29,704 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 570 transitions. [2018-11-23 00:42:29,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 00:42:29,705 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:29,738 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 00:42:29,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:29,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 425 states and 570 transitions. [2018-11-23 00:42:29,962 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 570 transitions. [2018-11-23 00:42:29,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-23 00:42:29,963 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:29,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:30,341 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:31,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:31,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 432 states and 582 transitions. [2018-11-23 00:42:31,738 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 582 transitions. [2018-11-23 00:42:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-23 00:42:31,738 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:31,789 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:32,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:32,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 437 states and 590 transitions. [2018-11-23 00:42:32,696 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 590 transitions. [2018-11-23 00:42:32,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-23 00:42:32,697 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:33,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:33,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 453 states and 609 transitions. [2018-11-23 00:42:33,129 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 609 transitions. [2018-11-23 00:42:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 00:42:33,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:33,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:33,154 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:42:33,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:33,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 464 states and 621 transitions. [2018-11-23 00:42:33,199 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 621 transitions. [2018-11-23 00:42:33,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 00:42:33,200 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:42:35,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:35,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 510 states and 673 transitions. [2018-11-23 00:42:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 673 transitions. [2018-11-23 00:42:35,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-23 00:42:35,049 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:35,224 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-23 00:42:35,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:35,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 513 states and 676 transitions. [2018-11-23 00:42:35,538 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 676 transitions. [2018-11-23 00:42:35,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 00:42:35,539 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:36,098 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 89 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:38,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:38,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 544 states and 717 transitions. [2018-11-23 00:42:38,225 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 717 transitions. [2018-11-23 00:42:38,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 00:42:38,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:38,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:38,376 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 89 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:38,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:38,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 549 states and 724 transitions. [2018-11-23 00:42:38,929 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 724 transitions. [2018-11-23 00:42:38,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-11-23 00:42:38,930 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:38,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:38,968 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 00:42:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:39,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 574 states and 754 transitions. [2018-11-23 00:42:39,631 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 754 transitions. [2018-11-23 00:42:39,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-23 00:42:39,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:42:39,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:39,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 581 states and 761 transitions. [2018-11-23 00:42:39,727 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 761 transitions. [2018-11-23 00:42:39,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 00:42:39,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:40,445 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:42,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:42,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 613 states and 804 transitions. [2018-11-23 00:42:42,817 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 804 transitions. [2018-11-23 00:42:42,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2018-11-23 00:42:42,819 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:42,877 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 74 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:43,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:43,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 618 states and 810 transitions. [2018-11-23 00:42:43,424 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 810 transitions. [2018-11-23 00:42:43,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 00:42:43,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:43,459 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:42:43,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 634 states and 825 transitions. [2018-11-23 00:42:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 825 transitions. [2018-11-23 00:42:43,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 00:42:43,529 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:43,559 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-11-23 00:42:43,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:43,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 637 states and 828 transitions. [2018-11-23 00:42:43,818 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 828 transitions. [2018-11-23 00:42:43,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-23 00:42:43,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:44,198 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:45,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:45,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 702 states and 895 transitions. [2018-11-23 00:42:45,817 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 895 transitions. [2018-11-23 00:42:45,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-23 00:42:45,818 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:45,874 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-23 00:42:45,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:45,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 703 states and 895 transitions. [2018-11-23 00:42:45,905 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 895 transitions. [2018-11-23 00:42:45,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 00:42:45,906 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:46,357 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:48,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:48,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 768 states and 974 transitions. [2018-11-23 00:42:48,224 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 974 transitions. [2018-11-23 00:42:48,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-23 00:42:48,224 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:48,287 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:48,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 775 states and 981 transitions. [2018-11-23 00:42:48,707 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 981 transitions. [2018-11-23 00:42:48,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 00:42:48,708 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:48,741 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:48,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:48,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 814 states and 1020 transitions. [2018-11-23 00:42:48,859 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1020 transitions. [2018-11-23 00:42:48,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 00:42:48,860 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:49,217 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 00:42:50,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:50,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 824 states and 1034 transitions. [2018-11-23 00:42:50,056 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1034 transitions. [2018-11-23 00:42:50,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-23 00:42:50,057 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:50,235 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 97 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 00:42:50,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:50,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 827 states and 1037 transitions. [2018-11-23 00:42:50,491 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1037 transitions. [2018-11-23 00:42:50,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-23 00:42:50,491 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:50,560 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2018-11-23 00:42:50,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:50,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 831 states and 1040 transitions. [2018-11-23 00:42:50,665 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1040 transitions. [2018-11-23 00:42:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 00:42:50,665 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:50,745 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:42:51,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:51,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 849 states and 1063 transitions. [2018-11-23 00:42:51,687 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1063 transitions. [2018-11-23 00:42:51,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 00:42:51,688 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:51,776 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 85 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:42:52,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:52,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 851 states and 1065 transitions. [2018-11-23 00:42:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1065 transitions. [2018-11-23 00:42:52,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-11-23 00:42:52,010 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:52,218 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 00:42:52,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:52,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 853 states and 1067 transitions. [2018-11-23 00:42:52,484 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1067 transitions. [2018-11-23 00:42:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-23 00:42:52,485 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:52,664 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 80 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:42:53,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:53,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 872 states and 1093 transitions. [2018-11-23 00:42:53,900 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1093 transitions. [2018-11-23 00:42:53,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-23 00:42:53,901 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:53,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:53,950 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 00:42:54,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:54,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 874 states and 1095 transitions. [2018-11-23 00:42:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1095 transitions. [2018-11-23 00:42:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 00:42:54,184 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:54,248 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 00:42:54,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:54,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 934 states and 1155 transitions. [2018-11-23 00:42:54,580 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1155 transitions. [2018-11-23 00:42:54,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 00:42:54,581 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:54,619 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:42:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:55,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 938 states and 1158 transitions. [2018-11-23 00:42:55,052 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1158 transitions. [2018-11-23 00:42:55,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-23 00:42:55,053 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:55,124 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 97 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 00:42:56,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:56,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 1007 states and 1234 transitions. [2018-11-23 00:42:56,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 1234 transitions. [2018-11-23 00:42:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-11-23 00:42:56,842 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-11-23 00:42:57,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:42:57,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1010 states and 1237 transitions. [2018-11-23 00:42:57,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 1237 transitions. [2018-11-23 00:42:57,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 00:42:57,360 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:42:57,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:42:57,941 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:43:00,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:00,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1036 states and 1269 transitions. [2018-11-23 00:43:00,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1269 transitions. [2018-11-23 00:43:00,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-11-23 00:43:00,092 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 161 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:43:00,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:00,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1039 states and 1273 transitions. [2018-11-23 00:43:00,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1273 transitions. [2018-11-23 00:43:00,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 00:43:00,682 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:00,742 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:43:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1077 states and 1320 transitions. [2018-11-23 00:43:02,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1077 states and 1320 transitions. [2018-11-23 00:43:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-11-23 00:43:02,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:02,572 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:43:03,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1108 states and 1352 transitions. [2018-11-23 00:43:03,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1352 transitions. [2018-11-23 00:43:03,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 00:43:03,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:03,658 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:43:08,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:08,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1168 states and 1422 transitions. [2018-11-23 00:43:08,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1422 transitions. [2018-11-23 00:43:08,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 00:43:08,368 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:08,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:43:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:09,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 1199 states and 1453 transitions. [2018-11-23 00:43:09,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1453 transitions. [2018-11-23 00:43:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-23 00:43:09,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:09,377 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 109 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:43:10,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:10,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1223 states and 1480 transitions. [2018-11-23 00:43:10,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1480 transitions. [2018-11-23 00:43:10,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-23 00:43:10,518 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:10,574 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 118 proven. 4 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-11-23 00:43:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:10,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1229 states and 1486 transitions. [2018-11-23 00:43:10,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 1486 transitions. [2018-11-23 00:43:10,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 00:43:10,758 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 186 proven. 8 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:43:12,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:12,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1230 states and 1487 transitions. [2018-11-23 00:43:12,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1487 transitions. [2018-11-23 00:43:12,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 00:43:12,565 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 186 proven. 8 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:43:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:12,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1232 states and 1489 transitions. [2018-11-23 00:43:12,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1489 transitions. [2018-11-23 00:43:12,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-11-23 00:43:12,802 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:12,878 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 186 proven. 8 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:43:13,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:13,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1249 states and 1507 transitions. [2018-11-23 00:43:13,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1507 transitions. [2018-11-23 00:43:13,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 00:43:13,512 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:14,575 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:43:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:19,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1302 states and 1579 transitions. [2018-11-23 00:43:19,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1302 states and 1579 transitions. [2018-11-23 00:43:19,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 00:43:19,367 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:19,593 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:43:22,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:22,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1348 states and 1633 transitions. [2018-11-23 00:43:22,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1633 transitions. [2018-11-23 00:43:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 00:43:22,208 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:22,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:22,451 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 129 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 00:43:23,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:23,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1379 states and 1665 transitions. [2018-11-23 00:43:23,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1665 transitions. [2018-11-23 00:43:23,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 00:43:23,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:25,274 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:43:29,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:29,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1427 states and 1719 transitions. [2018-11-23 00:43:29,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1719 transitions. [2018-11-23 00:43:29,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-11-23 00:43:29,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:29,387 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 00:43:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1427 states and 1718 transitions. [2018-11-23 00:43:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1718 transitions. [2018-11-23 00:43:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2018-11-23 00:43:29,832 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:30,040 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2018-11-23 00:43:31,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:31,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1794 states to 1497 states and 1794 transitions. [2018-11-23 00:43:31,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1794 transitions. [2018-11-23 00:43:31,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-23 00:43:31,074 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:32,020 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:43:34,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:34,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 1501 states and 1801 transitions. [2018-11-23 00:43:34,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1801 transitions. [2018-11-23 00:43:34,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-23 00:43:34,064 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:34,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:34,192 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 00:43:35,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:35,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 1504 states and 1805 transitions. [2018-11-23 00:43:35,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1805 transitions. [2018-11-23 00:43:35,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-23 00:43:35,083 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:35,403 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2018-11-23 00:43:36,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:36,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1574 states and 1880 transitions. [2018-11-23 00:43:36,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1880 transitions. [2018-11-23 00:43:36,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 00:43:36,577 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:37,128 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 00:43:38,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:38,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1644 states and 1956 transitions. [2018-11-23 00:43:38,728 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 1956 transitions. [2018-11-23 00:43:38,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2018-11-23 00:43:38,730 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:38,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:38,790 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2018-11-23 00:43:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:39,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1711 states and 2028 transitions. [2018-11-23 00:43:39,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 2028 transitions. [2018-11-23 00:43:39,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2018-11-23 00:43:39,897 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:40,016 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 250 proven. 4 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-23 00:43:40,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:40,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 1719 states and 2039 transitions. [2018-11-23 00:43:40,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2039 transitions. [2018-11-23 00:43:40,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 00:43:40,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 00:43:42,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:42,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1728 states and 2052 transitions. [2018-11-23 00:43:42,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2052 transitions. [2018-11-23 00:43:42,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 00:43:42,696 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:42,972 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 00:43:44,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:44,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1737 states and 2061 transitions. [2018-11-23 00:43:44,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2061 transitions. [2018-11-23 00:43:44,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 00:43:44,352 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:44,630 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 00:43:45,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:45,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1740 states and 2065 transitions. [2018-11-23 00:43:45,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2065 transitions. [2018-11-23 00:43:45,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-11-23 00:43:45,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:45,449 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 312 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-11-23 00:43:46,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:46,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1754 states and 2078 transitions. [2018-11-23 00:43:46,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2078 transitions. [2018-11-23 00:43:46,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-23 00:43:46,022 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:46,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:46,446 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 189 proven. 11 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2018-11-23 00:43:47,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:47,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1756 states and 2080 transitions. [2018-11-23 00:43:47,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2080 transitions. [2018-11-23 00:43:47,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-23 00:43:47,241 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:47,339 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-23 00:43:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:51,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1786 states and 2122 transitions. [2018-11-23 00:43:51,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2122 transitions. [2018-11-23 00:43:51,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2018-11-23 00:43:51,567 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:51,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 329 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-11-23 00:43:52,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:52,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1789 states and 2126 transitions. [2018-11-23 00:43:52,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2126 transitions. [2018-11-23 00:43:52,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-23 00:43:52,101 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:53,741 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 00:43:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:58,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1831 states and 2171 transitions. [2018-11-23 00:43:58,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2171 transitions. [2018-11-23 00:43:58,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2018-11-23 00:43:58,252 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:43:58,425 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-11-23 00:43:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:43:59,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1832 states and 2171 transitions. [2018-11-23 00:43:59,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2171 transitions. [2018-11-23 00:43:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2018-11-23 00:43:59,384 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:43:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-23 00:44:06,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:06,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1880 states and 2221 transitions. [2018-11-23 00:44:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2221 transitions. [2018-11-23 00:44:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-23 00:44:06,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:06,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 316 proven. 13 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-23 00:44:08,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:08,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1881 states and 2221 transitions. [2018-11-23 00:44:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2221 transitions. [2018-11-23 00:44:08,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2018-11-23 00:44:08,226 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 316 proven. 13 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2018-11-23 00:44:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1884 states and 2224 transitions. [2018-11-23 00:44:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2224 transitions. [2018-11-23 00:44:09,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-23 00:44:09,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-23 00:44:19,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:19,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1942 states and 2286 transitions. [2018-11-23 00:44:19,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2286 transitions. [2018-11-23 00:44:19,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-23 00:44:19,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:19,665 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-23 00:44:23,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1967 states and 2312 transitions. [2018-11-23 00:44:23,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2312 transitions. [2018-11-23 00:44:23,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2018-11-23 00:44:23,994 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:24,266 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2018-11-23 00:44:25,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:25,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1973 states and 2316 transitions. [2018-11-23 00:44:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2316 transitions. [2018-11-23 00:44:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-23 00:44:25,230 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:25,391 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 282 proven. 4 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-23 00:44:25,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:25,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 1978 states and 2324 transitions. [2018-11-23 00:44:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2324 transitions. [2018-11-23 00:44:25,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-11-23 00:44:25,715 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:25,875 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 282 proven. 4 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2018-11-23 00:44:26,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:26,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1981 states and 2326 transitions. [2018-11-23 00:44:26,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2326 transitions. [2018-11-23 00:44:26,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 00:44:26,292 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:26,554 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 288 proven. 5 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-23 00:44:26,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:26,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1987 states and 2334 transitions. [2018-11-23 00:44:26,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2334 transitions. [2018-11-23 00:44:26,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 00:44:26,899 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:27,166 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 288 proven. 5 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-23 00:44:27,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:27,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1990 states and 2336 transitions. [2018-11-23 00:44:27,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2336 transitions. [2018-11-23 00:44:27,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-11-23 00:44:27,573 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:28,515 INFO L134 CoverageAnalysis]: Checked inductivity of 508 backedges. 321 proven. 106 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-11-23 00:44:30,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:30,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 2009 states and 2361 transitions. [2018-11-23 00:44:30,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2361 transitions. [2018-11-23 00:44:30,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-11-23 00:44:30,528 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:31,073 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 393 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2018-11-23 00:44:32,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:32,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 2028 states and 2390 transitions. [2018-11-23 00:44:32,524 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2390 transitions. [2018-11-23 00:44:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2018-11-23 00:44:32,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:32,612 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-11-23 00:44:33,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:33,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2033 states and 2402 transitions. [2018-11-23 00:44:33,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2402 transitions. [2018-11-23 00:44:33,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2018-11-23 00:44:33,467 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:33,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:33,719 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2018-11-23 00:44:34,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 2052 states and 2425 transitions. [2018-11-23 00:44:34,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 2425 transitions. [2018-11-23 00:44:34,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2018-11-23 00:44:34,850 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:34,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:35,651 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 380 proven. 167 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2018-11-23 00:44:37,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:37,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2071 states and 2448 transitions. [2018-11-23 00:44:37,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2448 transitions. [2018-11-23 00:44:37,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2018-11-23 00:44:37,885 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:37,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 421 proven. 114 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2018-11-23 00:44:38,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:38,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2079 states and 2458 transitions. [2018-11-23 00:44:38,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2458 transitions. [2018-11-23 00:44:38,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2018-11-23 00:44:38,261 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:38,519 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 517 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2018-11-23 00:44:38,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:38,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2087 states and 2466 transitions. [2018-11-23 00:44:38,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2466 transitions. [2018-11-23 00:44:38,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-23 00:44:38,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:38,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:41,348 INFO L134 CoverageAnalysis]: Checked inductivity of 726 backedges. 611 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 00:44:53,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:53,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2175 states and 2579 transitions. [2018-11-23 00:44:53,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2579 transitions. [2018-11-23 00:44:53,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2018-11-23 00:44:53,550 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:53,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:53,708 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 375 proven. 8 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2018-11-23 00:44:54,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:54,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2179 states and 2583 transitions. [2018-11-23 00:44:54,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 2583 transitions. [2018-11-23 00:44:54,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-11-23 00:44:54,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:54,823 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 423 proven. 8 refuted. 0 times theorem prover too weak. 347 trivial. 0 not checked. [2018-11-23 00:44:55,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:55,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2587 states to 2183 states and 2587 transitions. [2018-11-23 00:44:55,178 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2587 transitions. [2018-11-23 00:44:55,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-11-23 00:44:55,180 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-23 00:44:55,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 00:44:55,615 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 432 proven. 10 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2018-11-23 00:44:55,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-23 00:44:55,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2045 states and 2445 transitions. [2018-11-23 00:44:55,996 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2445 transitions. [2018-11-23 00:44:55,997 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 00:44:55,997 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 109 iterations. [2018-11-23 00:44:56,006 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-23 00:44:56,177 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 38 [2018-11-23 00:44:56,427 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 39 [2018-11-23 00:44:56,780 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 38 [2018-11-23 00:44:56,993 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 18 [2018-11-23 00:44:57,162 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 39 [2018-11-23 00:44:57,301 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 39 [2018-11-23 00:44:57,472 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 18 [2018-11-23 00:44:57,624 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 38 [2018-11-23 00:44:57,774 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 39 [2018-11-23 00:44:57,993 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 39 [2018-11-23 00:44:58,135 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 39 [2018-11-23 00:44:58,371 WARN L180 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-23 00:44:58,582 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 39 [2018-11-23 00:44:58,761 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 18 [2018-11-23 00:44:58,921 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 38 [2018-11-23 00:44:59,803 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 38 [2018-11-23 00:44:59,976 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 39 [2018-11-23 00:45:00,239 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 38 [2018-11-23 00:45:00,441 WARN L180 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 38 [2018-11-23 00:45:00,601 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 38 [2018-11-23 00:45:00,852 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-23 00:45:01,034 WARN L180 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2018-11-23 00:45:01,354 WARN L180 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 38 [2018-11-23 00:45:01,540 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 38 [2018-11-23 00:45:01,735 WARN L180 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 39 [2018-11-23 00:45:02,079 WARN L180 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 56 [2018-11-23 00:45:02,442 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 39 [2018-11-23 00:45:02,587 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 18 [2018-11-23 00:45:02,756 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 38 [2018-11-23 00:45:02,950 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 38 [2018-11-23 00:45:03,118 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 39 [2018-11-23 00:45:03,118 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-23 00:45:03,120 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 00:45:03,126 INFO L579 CodeCheckObserver]: Invariant with dag size 18 [2018-11-23 00:45:03,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:45:03 ImpRootNode [2018-11-23 00:45:03,127 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-23 00:45:03,127 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 00:45:03,127 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 00:45:03,127 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 00:45:03,128 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:42:19" (3/4) ... [2018-11-23 00:45:03,132 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 00:45:03,150 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 98 nodes and edges [2018-11-23 00:45:03,151 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2018-11-23 00:45:03,152 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-11-23 00:45:03,153 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 00:45:03,265 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_86ab9dc7-4403-48a1-b4b3-f7c468deb0bb/bin-2019/ukojak/witness.graphml [2018-11-23 00:45:03,265 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 00:45:03,266 INFO L168 Benchmark]: Toolchain (without parser) took 166461.93 ms. Allocated memory was 1.0 GB in the beginning and 3.9 GB in the end (delta: 2.9 GB). Free memory was 953.9 MB in the beginning and 879.2 MB in the end (delta: 74.7 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-11-23 00:45:03,266 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:45:03,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 452.64 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 916.2 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. [2018-11-23 00:45:03,267 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -215.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2018-11-23 00:45:03,267 INFO L168 Benchmark]: Boogie Preprocessor took 47.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-23 00:45:03,268 INFO L168 Benchmark]: RCFGBuilder took 1716.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 888.0 MB in the end (delta: 237.2 MB). Peak memory consumption was 237.2 MB. Max. memory is 11.5 GB. [2018-11-23 00:45:03,268 INFO L168 Benchmark]: CodeCheck took 163977.71 ms. Allocated memory was 1.2 GB in the beginning and 3.9 GB in the end (delta: 2.8 GB). Free memory was 888.0 MB in the beginning and 879.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. [2018-11-23 00:45:03,268 INFO L168 Benchmark]: Witness Printer took 137.80 ms. Allocated memory is still 3.9 GB. Free memory is still 879.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 00:45:03,270 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 198 locations, 1 error locations. SAFE Result, 156.8s OverallTime, 109 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1712807836 SDtfs, 1068761172 SDslu, 1185037840 SDs, 0 SdLazy, -354079156 SolverSat, 1756137744 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 347.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 132280 GetRequests, 127123 SyntacticMatches, 3797 SemanticMatches, 1360 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1350569 ImplicationChecksByTransitivity, 137.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.5s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 24.5s InterpolantComputationTime, 19983 NumberOfCodeBlocks, 19983 NumberOfCodeBlocksAsserted, 108 NumberOfCheckSat, 19875 ConstructedInterpolants, 0 QuantifiedInterpolants, 26305820 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 108 InterpolantComputations, 68 PerfectInterpolantSequences, 22941/23821 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: 563]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((!(a20 == 1) || !(a7 == 1)) || !(a8 == 13)) || a16 == 4) || !(a21 == 1) - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((!(a7 == 1) || !(a8 == 13)) || !(a21 == 1)) || !(a20 == 1)) || a16 == 4 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 452.64 ms. Allocated memory is still 1.0 GB. Free memory was 953.9 MB in the beginning and 916.2 MB in the end (delta: 37.6 MB). Peak memory consumption was 37.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 125.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 142.6 MB). Free memory was 916.2 MB in the beginning and 1.1 GB in the end (delta: -215.7 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1716.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 888.0 MB in the end (delta: 237.2 MB). Peak memory consumption was 237.2 MB. Max. memory is 11.5 GB. * CodeCheck took 163977.71 ms. Allocated memory was 1.2 GB in the beginning and 3.9 GB in the end (delta: 2.8 GB). Free memory was 888.0 MB in the beginning and 879.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 2.8 GB. Max. memory is 11.5 GB. * Witness Printer took 137.80 ms. Allocated memory is still 3.9 GB. Free memory is still 879.2 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...